style.css

/* ============================================================
   CORE THEME CUSTOM PROPERTIES (Fixes Issue #4359)
   ============================================================ */
:root,
[data-theme="dark"] {
  --bg-primary: #050505;
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.6);
  --accent-color: #00ff88;
  --accent-glow: rgba(0, 255, 136, 0.3);
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.07);
  --gradient-1: linear-gradient(135deg, #00ff88, #00cfff);
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

:root {
  --bg-primary: #0b0d0f;
  --bg-elevated: #111315;
  --bg-surface: #161a1e;

  --text-primary: #f0f4f8;
  --text-secondary: #8b97a8;
  --text-muted: #768496;

  --accent: #3b82f6;
  --accent-dim: rgba(59, 130, 246, 0.1);
  --accent-hover: #60a5fa;

  --border: #1b1f24;
  --border-hover: #2a3038;
  --border-accent: rgba(59, 130, 246, 0.35);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --t: all 0.2s var(--ease);
}

:root[data-theme="light"],
body.light-mode {
  --bg-primary: #f4f6f9;
  --bg-elevated: #ffffff;
  --bg-surface: #eef2f7;

  --text-primary: #0d1117;
  --text-secondary: rgba(13, 17, 23, 0.65);
  --text-muted: rgba(13, 17, 23, 0.62);
  --accent-color: #008f4c; /* Darker neon green for clear text visibility on light backgrounds */
  --accent: #2563eb;
  --accent-dim: rgba(37, 99, 235, 0.1);
  --accent-hover: #1d4ed8;
  --border: rgba(15, 23, 42, 0.12);
  --border-hover: rgba(15, 23, 42, 0.2);
  --border-accent: rgba(37, 99, 235, 0.32);
  --accent-glow: rgba(0, 143, 76, 0.15);
  --glass-bg: rgba(0, 0, 0, 0.03);
  --glass-border: rgba(0, 0, 0, 0.08);
  --gradient-1: linear-gradient(135deg, #008f4c, #007699);
}

:root[data-theme="sepia"] {
  --bg-primary: #f4ecd8;
  --bg-elevated: #fdf6e3;
  --bg-surface: #eee8d5;

  --text-primary: #433422;
  --text-secondary: #5c4a37;                   /* darker for visibility */
  --text-muted: rgba(67, 52, 34, 0.72);
  --accent-color: #cb4b16;
  --accent: #b58900;
  --accent-dim: rgba(181, 137, 0, 0.15);
  --accent-hover: #d33682;
  --border: rgba(67, 52, 34, 0.2);            /* Increased opacity */
  --border-hover: rgba(67, 52, 34, 0.35);
  --border-accent: rgba(181, 137, 0, 0.45);
  --accent-glow: rgba(203, 75, 22, 0.2);
  --glass-bg: rgba(253, 246, 227, 0.85);      /* High-contrast background for navbar */
  --glass-border: rgba(67, 52, 34, 0.15);
  --gradient-1: linear-gradient(135deg, #cb4b16, #b58900);
}

:root[data-theme="cyberpunk"] {
  --bg-primary: #0d0221;
  --bg-elevated: #160631;
  --bg-surface: #1e0942;

  --text-primary: #fcee0a;
  --text-secondary: #00ff9f;
  --text-muted: rgba(0, 255, 159, 0.6);
  --accent-color: #ff003c;
  --accent: #ff003c;
  --accent-dim: rgba(255, 0, 60, 0.15);
  --accent-hover: #ff007f;
  --border: #3b0d5c;
  --border-hover: #ff003c;
  --border-accent: rgba(255, 0, 60, 0.4);
  --accent-glow: rgba(255, 0, 60, 0.4);
  --glass-bg: rgba(255, 0, 60, 0.05);
  --glass-border: rgba(255, 0, 60, 0.2);
  --gradient-1: linear-gradient(135deg, #ff003c, #fcee0a);
}

:root[data-theme="nord"] {
  --bg-primary: #2e3440;
  --bg-elevated: #3b4252;
  --bg-surface: #434c5e;

  --text-primary: #eceff4;
  --text-secondary: #d8dee9;
  --text-muted: #95a4ba;
  --accent-color: #88c0d0;
  --accent: #81a1c1;
  --accent-dim: rgba(129, 161, 193, 0.15);
  --accent-hover: #8fbcbb;
  --border: #4c566a;
  --border-hover: #5e81ac;
  --border-accent: rgba(136, 192, 208, 0.4);
  --accent-glow: rgba(136, 192, 208, 0.2);
  --glass-bg: rgba(236, 239, 244, 0.03);
  --glass-border: rgba(236, 239, 244, 0.08);
  --gradient-1: linear-gradient(135deg, #81a1c1, #5e81ac);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family:
    "Inter Tight",
    system-ui,
    -apple-system,
    sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition:
    background 0.4s ease,
    color 0.4s ease;
  position: relative;
  cursor: auto;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

body::before {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size:
    100% 6px,
    6px 100%;
  opacity: 0.04;
  mix-blend-mode: screen;
  transform: translateZ(0);
  animation: gridDrift 22s linear infinite;
}

body::after {
  background:
    radial-gradient(
      circle at 18% 16%,
      rgba(59, 130, 246, 0.18),
      transparent 30%
    ),
    radial-gradient(
      circle at 82% 22%,
      rgba(139, 92, 246, 0.14),
      transparent 28%
    ),
    radial-gradient(
      circle at 50% 78%,
      rgba(59, 130, 246, 0.08),
      transparent 32%
    );
  opacity: 0.6;
  filter: blur(44px);
  mix-blend-mode: screen;
  animation: ambientFloat 16s ease-in-out infinite alternate;
}

.ambient,
.noise-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.ambient::before {
  content: "";
  position: absolute;
  inset: -10%;
  border-radius: 999px;
  filter: blur(70px);
  opacity: 0.24;
  mix-blend-mode: screen;
}

.ambient-left::before {
  background: radial-gradient(
    circle,
    rgba(59, 130, 246, 0.24),
    transparent 58%
  );
  top: 8%;
  left: -14%;
  width: 38vw;
  height: 38vw;
}

.ambient-right::before {
  background: radial-gradient(circle, rgba(139, 92, 246, 0.2), transparent 58%);
  top: 14%;
  right: -12%;
  width: 32vw;
  height: 32vw;
}

@media (max-width: 1200px), (prefers-reduced-motion: reduce) {
  body::before,
  body::after,
  .ambient,
  .noise-layer {
    animation: none !important;
    opacity: 0 !important;
  }

  .ambient,
  .noise-layer {
    display: none !important;
  }
}

.noise-layer {
  opacity: 0.035;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.35) 1px, transparent 1px),
    radial-gradient(
      circle at 20% 20%,
      rgba(255, 255, 255, 0.28) 0.5px,
      transparent 0.6px
    ),
    radial-gradient(
      circle at 80% 40%,
      rgba(255, 255, 255, 0.22) 0.5px,
      transparent 0.6px
    );
  background-size:
    3px 3px,
    5px 5px,
    11px 11px,
    13px 13px;
  /* mix-blend-mode: difference; */
  animation: noiseShift 0.8s steps(2) infinite;
}

body
  > *:not(.ambient):not(.noise-layer):not(.cursor-ring):not(header):not(.hero) {
  position: relative;
  z-index: 1;
}

#navbar-container,
#navbar-container > header,
body > header {
  position: relative;
  z-index: 999999;
}

.cursor-ring {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  border-radius: 999px;
  pointer-events: none;
  z-index: 9999;
  opacity: 0;
  transform: translate3d(0, 0, 0) translate(-50%, -50%);
  transition: opacity 0.16s ease;
  will-change: transform;
  isolation: isolate;
}

.cursor-ring--outer {
  width: 36px;
  height: 36px;
  border: 1.5px solid rgba(59, 130, 246, 0.7);
  background: transparent;
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.35);
  backdrop-filter: none;
}

.cursor-ring--inner {
  width: 7px;
  height: 7px;
  background: rgba(59, 130, 246, 0.95);
  box-shadow:
    0 0 8px rgba(59, 130, 246, 0.8),
    0 0 18px rgba(59, 130, 246, 0.4);
}

@media (hover: none), (pointer: coarse) {
  body {
    cursor: auto;
  }

  .cursor-ring {
    display: none;
  }
}

/* ============================================================
   NAVBAR & RESPONSIVE DRAWER ARCHITECTURE
   ============================================================ */
.navbar {
  isolation: isolate;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999999;
  background: rgba(11, 13, 15, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 3rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--t);
  isolation: isolate;
}

#navbar-container {
  position: relative;
  z-index: 9999;
}

body.light-mode .navbar,
:root[data-theme="light"] .navbar {
  background: rgba(244, 246, 249, 0.92);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
  z-index: 1002;
}

.brand-mark {
  width: 2.125rem;
  height: 2.125rem;
  border-radius: 0.7rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    180deg,
    rgba(59, 130, 246, 0.22),
    rgba(11, 17, 32, 0.88)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 0 0 1px rgba(59, 130, 246, 0.08),
    0 12px 40px rgba(59, 130, 246, 0.12);
  font-family: "Orbitron", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-primary);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.brand-kicker {
  font-family: "Orbitron", sans-serif;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.brand-copy strong {
  font-size: 0.825rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.nav-container {
  display: flex;
  align-items: center;
}

.nav-buttons {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1002;
  transition: var(--t);
}

/* Base button rules */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  font-family: "Inter Tight", sans-serif;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: var(--t);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border);
}

.btn-ghost:hover {
  background: var(--bg-surface);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
}

/* ── Stats Dashboard Button ──────────────────────────────── */
.btn-stats {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  font-family: "Inter Tight", sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-accent);
  background: var(--accent-dim);
  color: var(--accent);
  text-decoration: none;
  cursor: pointer;
  transition: var(--t);
  white-space: nowrap;
}

.btn-stats:hover {
  background: rgba(59, 130, 246, 0.18);
  border-color: var(--accent);
  color: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow:
    0 0 18px rgba(59, 130, 246, 0.18),
    0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-stats:active {
  transform: translateY(0);
}

.btn-stats i {
  font-size: 0.8rem;
  opacity: 0.9;
}

/* Theme variant overrides */
[data-theme="light"] .btn-stats,
body.light-mode .btn-stats {
  border-color: rgba(37, 99, 235, 0.35);
  background: rgba(37, 99, 235, 0.08);
  color: var(--accent);
}

[data-theme="light"] .btn-stats:hover,
body.light-mode .btn-stats:hover {
  background: rgba(37, 99, 235, 0.15);
  box-shadow:
    0 0 18px rgba(37, 99, 235, 0.15),
    0 4px 12px rgba(0, 0, 0, 0.08);
}

[data-theme="cyberpunk"] .btn-stats {
  border-color: rgba(255, 0, 60, 0.45);
  background: rgba(255, 0, 60, 0.1);
  color: var(--accent);
}

[data-theme="cyberpunk"] .btn-stats:hover {
  background: rgba(255, 0, 60, 0.2);
  box-shadow: 0 0 18px rgba(255, 0, 60, 0.3);
}

[data-theme="nord"] .btn-stats {
  border-color: rgba(136, 192, 208, 0.4);
  background: rgba(136, 192, 208, 0.1);
  color: var(--accent-color);
}

/* Mobile: full-width inside drawer */
@media (max-width: 768px) {
  .btn-stats {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}
/* ─────────────────────────────────────────────────────────── */

.welcome-text {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ============================================================
   MOBILE NAVBAR FINAL FIX
============================================================ */

.mobile-overlay {
  position: fixed;
  inset: 0;

  background: rgba(0, 0, 0, 0.22);

  /* BLUR ONLY WEBSITE */
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);

  z-index: 998;

  opacity: 0;
  visibility: hidden;

  transition: 0.3s ease;
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-icon {
  display: none;
}

/* ============================================================
   MOBILE ONLY
============================================================ */
/* ============================================================
   DESKTOP RESPONSIVE CONFIGURATIONS (Restored Base)
============================================================ */
@media (min-width: 769px) {
  .mobile-menu-header,
  .mobile-menu-close,
  .mobile-menu-title,
  .mobile-nav-icon,
  .mobile-user-strip {
    display: none !important;
  }
}

/* ============================================================
   MOBILE RESPONSIVE NAV DRAWER OVERRIDES (Strict Scope)
============================================================ */
@media (max-width: 768px) {
  /* Dynamic Background Blur Layer — Allows live scroll mechanics behind panels */
  .mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    pointer-events: none; /* Allows click-through and scrolling context */
    transition:
      opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1),
      visibility 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .mobile-overlay.active {
    opacity: 1;
    visibility: visible;
  }

  /* Animated Hamburger Menu Button Bars */
  .menu-toggle {
    display: flex !important;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    cursor: pointer;
    z-index: 1001;
    gap: 4px;
    padding: 0;
  }

  .menu-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 999px;
    transition:
      transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
      opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Transform Hamburger Icon into 'X' when menu opens */
  .menu-toggle.active span:nth-child(1) {
    transform: translate3d(0, 6px, 0) rotate(45deg);
  }
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
  }
  .menu-toggle.active span:nth-child(3) {
    transform: translate3d(0, -6px, 0) rotate(-45deg);
  }

  /* Floating Card Layout Container for the Mobile Drawer */
  .navbar .nav-buttons.mobile-drawer-layer {
    position: fixed !important;
    top: 76px; /* Positioned right underneath the floating navbar */
    right: 16px;
    width: 280px;
    max-width: 85vw;
    padding: 1.25rem;
    border-radius: 20px;
    background: var(--bg-elevated) !important;
    border: 1px solid var(--border);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);

    display: flex !important;
    flex-direction: column;
    gap: 0.5rem;
    z-index: 999;

    /* Elegant Scale Dropdown Motion profile */
    transform: translate3d(15px, -10px, 0) scale(0.95);
    opacity: 0;
    visibility: hidden;
    transform-origin: top right;
    transition:
      transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
      opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1),
      visibility 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .navbar .nav-buttons.mobile-drawer-layer.active {
    transform: translate3d(0, 0, 0) scale(1);
    opacity: 1;
    visibility: visible;
  }

  /* Internal Header Spacing Adjustments */
  .mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 0.65rem;
    margin-bottom: 0.25rem;
    border-bottom: 1px solid var(--border);
    width: 100%;
  }

  .mobile-menu-title {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-muted);
  }

  /* Integrated Inner Close Button Trigger Rules */
  .mobile-menu-close {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 8px;
    background: transparent;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--t);
  }

  .mobile-menu-close:hover {
    background: var(--bg-surface);
    color: var(--text-primary);
  }

  /* Strict Mobile Link/Button Scoping to Avoid Desktop Repaint Structural Damage */
  .nav-buttons.mobile-drawer-layer a.btn,
  .nav-buttons.mobile-drawer-layer .theme-dropdown-container .dropdown-toggle {
    width: 100% !important;
    min-height: 42px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 0.75rem !important;
    padding: 0.6rem 1rem !important;
    border-radius: 12px !important;
    font-size: 0.875rem !important;
    font-weight: 500 !important;
    color: var(--text-secondary) !important;
    background: transparent !important;
    border: 1px solid transparent !important;
    transform: none !important;
    transition: var(--t) !important;
  }

  /* Anchor Elements Hover Enhancements */
  .nav-buttons.mobile-drawer-layer a.btn:hover,
  .nav-buttons.mobile-drawer-layer
    .theme-dropdown-container
    .dropdown-toggle:hover {
    background: var(--bg-surface) !important;
    color: var(--text-primary) !important;
    border-color: var(--border) !important;
    padding-left: 1.25rem !important; /* Elegant modern slide shift nudge */
  }

  /* Active Class Variant Modifiers */
  .nav-buttons.mobile-drawer-layer a.btn.active {
    background: var(--accent-dim) !important;
    color: var(--accent) !important;
    border-color: var(--border-accent) !important;
    font-weight: 600 !important;
  }

  /* Sign In CTA Button Hover Overrides */
  .nav-buttons.mobile-drawer-layer #navSignInCta {
    background: var(--accent) !important;
    color: #fff !important;
    font-weight: 600 !important;
    justify-content: center !important;
    margin-top: 0.5rem;
    border-color: var(--accent) !important;
  }

  .nav-buttons.mobile-drawer-layer #navSignInCta:hover {
    background: var(--accent-hover) !important;
    padding-left: 1rem !important; /* Keep center text completely aligned on CTA block */
    box-shadow: 0 4px 12px var(--accent-glow);
  }

  /* Theme Dropdown Box Sizing Adaptations inside Drawer */
  .nav-buttons.mobile-drawer-layer .theme-dropdown-container {
    width: 100% !important;
  }

  .nav-buttons.mobile-drawer-layer .dropdown-menu {
    position: static !important;
    width: 100% !important;
    background: var(--bg-surface) !important;
    border: 1px solid var(--border) !important;
    box-shadow: none !important;
    margin-top: 4px !important;
    border-radius: 10px !important;
    padding: 2px !important;
  }

  .nav-buttons.mobile-drawer-layer .dropdown-item {
    padding: 0.5rem 0.85rem !important;
    font-size: 0.8rem !important;
    border-radius: 6px !important;
  }

  /* Layout Vector Graphics Wrapper rules */
  .mobile-nav-icon {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 16px;
    font-size: 0.85rem;
    opacity: 0.7;
  }

  /* User Meta profile identity layout nodes inside mobile frame */
  .mobile-user-strip {
    display: flex !important;
    align-items: center;
    gap: 0.65rem;
    padding: 0.6rem;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-top: 0.5rem;
    width: 100%;
  }

  .mobile-user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--gradient-1);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
  }

  .mobile-user-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
  }

  .mobile-user-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-user-role {
    font-size: 0.65rem;
    color: var(--text-muted);
  }

  /* Native Mobile rules adaptations for basic text block components */
  .search-bar {
    max-width: 100% !important;
  }
  .search-input {
    min-width: 100% !important;
  }
}

/* ============================================================
   DESKTOP FIX
============================================================ */

@media (min-width: 769px) {
  .mobile-menu-header,
  .mobile-menu-close,
  .mobile-menu-title {
    display: none !important;
  }
}

/* ============================================================
   THEME DROPDOWN
   ============================================================ */
.theme-dropdown-container {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  display: none;
  z-index: 999999 !important;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  min-width: 140px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(12px);
  overflow: hidden;
  animation: fadeInDown 0.2s ease-out;
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  width: 100%;
  padding: 0.65rem 1rem;
  text-align: left;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: "Inter Tight", sans-serif;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--t);
}

.dropdown-item:hover,
.dropdown-item:focus {
  background: var(--bg-surface);
  color: var(--text-primary);
}

.dropdown-item.active {
  color: var(--accent);
  background: var(--accent-dim);
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================
   HERO — Fixed: immediately visible, no blank viewport
   ============================================================ */
.hero {
  /* Fill viewport minus navbar without vertical centering */
  min-height: 100vh;
  padding: 60px 2rem 3rem;

  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 60px;
  position: relative;
  z-index: 0;
  overflow: hidden;
  isolation: isolate;
}

.hero-terminal {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: normal;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 50% 42%,
      rgba(56, 189, 248, 0.18),
      transparent 34%
    ),
    radial-gradient(
      circle at 50% 72%,
      rgba(14, 165, 233, 0.08),
      transparent 28%
    ),
    linear-gradient(180deg, rgba(4, 8, 18, 0.2), rgba(2, 6, 23, 0.78));
  filter: saturate(1.3) contrast(1.08) brightness(1.05);
}

.hero-terminal,
.hero-terminal * {
  pointer-events: none !important;
}

.hero-terminal::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.03) 1px, transparent 1px),
    radial-gradient(
      circle at 50% 42%,
      rgba(56, 189, 248, 0.16),
      transparent 28%
    );
  background-size:
    100% 6px,
    6px 100%,
    100% 100%;
  opacity: 0.42;
  mix-blend-mode: screen;
}

.faulty-terminal-container {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  pointer-events: none;
}

.hero-terminal-lite {
  display: grid;
  place-items: center;
  padding: 1.25rem;
}

.hero-terminal-shell {
  width: min(100%, 760px);
  padding: 1rem 1.1rem;
  border-radius: 24px;
  border: 1px solid rgba(96, 165, 250, 0.2);
  background: linear-gradient(
    180deg,
    rgba(15, 23, 42, 0.82),
    rgba(2, 6, 23, 0.58)
  );
  box-shadow: 0 24px 60px rgba(2, 6, 23, 0.28);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.hero-terminal-topbar {
  display: flex;
  gap: 0.45rem;
  margin-bottom: 0.95rem;
}

.hero-terminal-dot {
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 999px;
  background: rgba(224, 242, 254, 0.28);
}

.hero-terminal-dot:nth-child(1) {
  background: rgba(248, 113, 113, 0.85);
}

.hero-terminal-dot:nth-child(2) {
  background: rgba(250, 204, 21, 0.85);
}

.hero-terminal-dot:nth-child(3) {
  background: rgba(74, 222, 128, 0.85);
}

.hero-terminal-line {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.72rem, 2vw, 0.92rem);
  color: rgba(224, 242, 254, 0.86);
}

.hero-terminal-line + .hero-terminal-line {
  margin-top: 0.72rem;
}

.hero-terminal-prompt {
  color: #60a5fa;
}

.hero-terminal-text {
  color: rgba(224, 242, 254, 0.78);
}

body.light-mode .hero-terminal-shell {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.92),
    rgba(226, 232, 240, 0.72)
  );
}

body.light-mode .hero-terminal-prompt {
  color: #2563eb;
}

body.light-mode .hero-terminal-text {
  color: rgba(15, 23, 42, 0.72);
}

.hero-inner {
  max-width: 840px;
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-overline {
  font-size: 0.75rem;
  font-family: "Orbitron", sans-serif;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  opacity: 1;
  animation: fadeUp 0.6s var(--ease) 0.1s both;
  will-change: auto;
}

.hero-headline {
  font-size: clamp(3rem, 9vw, 6.8rem);
  font-weight: 900;
  line-height: 0.92;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  opacity: 1;
  animation: fadeUp 0.6s var(--ease) 0.2s both;
  will-change: auto;
}

.hero-line {
  display: block;
}

.hero-line-accent {
  position: relative;
  width: fit-content;
  margin: 0.14em auto 0;
  padding-bottom: 0.22em;
}

.hero-line-accent::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(59, 130, 246, 0.95),
    rgba(139, 92, 246, 0.65),
    transparent
  );
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.26);
  opacity: 0.9;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.65;
  margin-bottom: 2rem;
  opacity: 1;
  animation: fadeUp 0.6s var(--ease) 0.3s both;
  will-change: auto;
}

.hero-extra {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.65;
  margin-bottom: 2.5rem;
  opacity: 1;
  animation: fadeUp 0.6s var(--ease) 0.3s both;
  will-change: auto;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  opacity: 1;
  animation: fadeUp 0.6s var(--ease) 0.4s both;
  will-change: auto;
}

.hero-actions .btn {
  padding: 0.65rem 1.5rem;
  font-size: 0.875rem;
}

/* Stats strip */
.stats-strip {
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.85rem 1.35rem;
  background: rgba(10, 14, 24, 0.614);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.02),
    0 18px 60px rgba(59, 130, 246, 0.08);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 1;
  animation: fadeUp 0.6s var(--ease) 0.5s both;
}

.stat-item {
  font-size: 0.78rem;
  color: var(--text-primary);
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.stat-item strong {
  font-family: "JetBrains Mono", monospace;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.86rem;
}

.stat-divider {
  color: var(--border-hover);
  font-size: 1rem;
  line-height: 1;
  user-select: none;
}

/* ============================================================
   PROJECTS SECTION — FIXED: reduced bottom padding from 8rem→4rem
   ============================================================ */
.projects-section {
  /* FIX: was padding:4rem 2rem 8rem — 8rem bottom stacked between sections */
  padding: 3rem 2rem 4rem;
  position: relative;
  z-index: 0 !important;
}

.projects-inner {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.projects-intro {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1.5rem;
}

.section-label {
  font-family: "Orbitron", sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-title {
  font-size: clamp(1.55rem, 3.5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.section-heading-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.view-all-btn {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  padding: 0.45rem 0.9rem;
  border-radius: 10px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--t);
}

.view-all-btn:hover {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: var(--border-accent);
}

/* Search + filter row */
.projects-header {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  width: 100%;
}

.search-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  max-width: 650px;
}

#sortProjects,
#difficultyFilter,
#techStackFilter {
  min-width: 140px;
  height: 42px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-primary);
  cursor: pointer;
  outline: none;
  flex-shrink: 0;
}

#sortProjects option,
#difficultyFilter option,
#techStackFilter option {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

#techStackFilter {
  width: min(280px, 100%);
}

.filter-toolbar {
  margin: 20px 0 10px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 15px;
  width: 100%;
  flex-wrap: wrap;
}

.clear-filters-btn {
  display: none;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 18px;
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-accent);
  background: var(--accent-dim);
  color: var(--accent);
  font-family: "Inter Tight", sans-serif;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--t);
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.8125rem;
  pointer-events: none;
}

.search-input {
  flex: 1;
  min-width: 250px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: "Inter Tight", sans-serif;
  font-size: 0.875rem;
  padding: 0.625rem 2.5rem 0.625rem 2.5rem;
  outline: none;
  transition: var(--t);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-input:focus {
  border-color: var(--border-accent);
  background: var(--bg-surface);
}
button:focus,
a:focus,
input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.project-card:focus {
  outline: none;
}

.project-card:focus-visible {
  background: var(--bg-surface);
  transform: translateY(-4px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.26);
  outline: 2px solid var(--accent);
  outline-offset: -3px;
}

.project-card:focus-visible::before {
  opacity: 1;
}

.project-card:focus-visible::after {
  opacity: 1;
}

.clear-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;

  cursor: pointer;

  transition: 0.3s ease;

  flex-shrink: 0;
}

.clear-btn:hover {
  background: var(--bg-surface);
  border-color: var(--border-hover);
}

/* ============================================================
   TECHNOLOGY STACK SEARCH & FILTERING
   ============================================================ */

.tech-search-bar {
  position: relative;
  max-width: 480px;
  margin-top: 1rem;
}

.clear-filter-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s var(--ease);
  z-index: 10;
  border-radius: 4px;
}

.clear-filter-btn:hover {
  color: var(--accent);
  background: var(--accent-dim);
}

/* Active tech filters display */
.active-tech-filters {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
  animation: slideDown 0.3s var(--ease);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.filter-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

#techFilterTags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  flex: 1;
}

.tech-filter-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  background: var(--accent);
  color: white;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
  animation: tagSlideIn 0.2s var(--ease);
  transition: transform 0.2s var(--ease);
}

.tech-filter-tag:hover {
  transform: translateY(-2px);
}

@keyframes tagSlideIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.tech-filter-tag button {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  font-size: 0.75rem;
  opacity: 0.8;
  transition: opacity 0.2s var(--ease);
  width: 16px;
  height: 16px;
  justify-content: center;
  border-radius: 50%;
}

.tech-filter-tag button:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.2);
}

@media (max-width: 768px) {
  .tech-search-bar {
    margin-top: 0.75rem;
    max-width: 100%;
  }

  .active-tech-filters {
    margin-top: 0.75rem;
    padding: 0.5rem 0.75rem;
  }

  .filter-label {
    font-size: 0.8125rem;
  }

  .tech-filter-tag {
    font-size: 0.8125rem;
    padding: 0.3rem 0.6rem;
  }
}

/* Filter chips */
.filter-chips {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.4rem 0.85rem;
  font-family:
    "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco,
    "Courier New", monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--t);
}

.chip:hover {
  border-color: var(--border-hover);
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.01);
}

.chip.active {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.06);
  text-shadow: 0 0 6px rgba(59, 130, 246, 0.06);
}

.chip-count {
  font-size: 0.6875rem;
  font-weight: 600;
  opacity: 0.7;
}

.category-count {
  font-size: 0.65rem;
  font-weight: 600;
  opacity: 0.8;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.12rem 0.4rem;
  border-radius: 999px;
  margin-left: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--t);
}

.category-count:empty {
  display: none;
}

.chip.active .category-count {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
  opacity: 1;
}

/* ── Project Card Grid ── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.04),
      rgba(255, 255, 255, 0.02)
    ),
    rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.02),
    0 20px 80px rgba(59, 130, 246, 0.08);
  position: relative;
  z-index: 2000;
}

/* FIX: collapse empty grid containers so they don't take up layout space */
.project-grid:empty,
.project-grid:has(.empty-state):not(:has(.project-card)) {
  background: none;
  border: none;
  box-shadow: none;
  min-height: 0;
}

.project-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), transparent 28%),
    var(--bg-elevated);
  padding: 1.4rem 1.5rem 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  transition:
    transform 0.24s var(--ease),
    background 0.18s ease,
    box-shadow 0.18s ease;
  position: relative;
  text-decoration: none;
  color: inherit;
  min-height: 168px;
  overflow: hidden;
}

.project-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.18s ease;
  pointer-events: none;
}

.project-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(59, 130, 246, 0.16), transparent 40%),
    radial-gradient(
      circle at top right,
      rgba(139, 92, 246, 0.08),
      transparent 34%
    );
  opacity: 0;
  transition: opacity 0.22s ease;
  mix-blend-mode: screen;
  pointer-events: none;
}

.project-card:hover {
  background: var(--bg-surface);
  transform: translateY(-4px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.26);
}

.project-card:hover::before {
  opacity: 1;
}

.project-card:hover::after {
  opacity: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.card-day {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.67rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card-category {
  font-family: "Orbitron", sans-serif;
  font-size: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(59, 130, 246, 0.08);
  padding: 0.18rem 0.45rem;
  border-radius: 999px;
  border: 1px solid rgba(59, 130, 246, 0.16);
}

.card-category.beginner {
  color: #22c55e;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.28);
}

.card-category.intermediate {
  color: #facc15;
  background: rgba(250, 204, 21, 0.12);
  border: 1px solid rgba(250, 204, 21, 0.28);
}

.card-category.advanced {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.28);
}

.card-difficulty {
  font-family: "Orbitron", sans-serif;
  font-size: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.18rem 0.45rem;
  border-radius: 999px;
  display: inline-block;
  white-space: nowrap;
}

.card-difficulty.beginner {
  color: #22c55e;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.28);
}

.card-difficulty.intermediate {
  color: #facc15;
  background: rgba(250, 204, 21, 0.12);
  border: 1px solid rgba(250, 204, 21, 0.28);
}

.card-difficulty.advanced {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.28);
}

.card-category-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.source-only-badge {
  font-family: "Orbitron", sans-serif;
  font-size: 0.5rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fb923c;
  background: rgba(251, 146, 60, 0.1);
  padding: 0.16rem 0.42rem;
  border-radius: 999px;
  border: 1px solid rgba(251, 146, 60, 0.28);
  white-space: nowrap;
}

.project-card.source-only {
  border: 1px solid rgba(251, 146, 60, 0.14);
}

.project-card.source-only::before {
  background: #fb923c;
}

.project-card.source-only .open-project {
  color: #fdba74;
}

.card-name {
  margin: 0;
  font-family: "Inter Tight", sans-serif;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.22;
  letter-spacing: -0.02em;
}

.card-tags {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}

.tag {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
  font-family: "JetBrains Mono", monospace;
}

.card-footer {
  margin-top: auto;
  padding-top: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-link {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition:
    color 0.18s ease,
    transform 0.18s ease;
}

.card-actions-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.github-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--t);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.github-btn:hover {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.bookmark-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--t);
  display: flex;
  align-items: center;
  justify-content: center;
}

.bookmark-btn:hover {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.bookmark-btn.active {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.25);
}

.bookmark-btn.active i {
  font-weight: 900;
}

.project-card:hover .card-link {
  color: var(--accent);
  transform: translateX(2px);
}

/* No results */
.no-results {
  display: none;
  text-align: center;
  padding: 5rem 2rem;
  color: var(--text-muted);
}

.no-results i {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  display: block;
  opacity: 0.4;
}

.no-results p {
  font-size: 0.9rem;
}

.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-surface);
  color: var(--text-primary);
  padding: 0.9rem 1.3rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  opacity: 0;
  pointer-events: none;
  transition: 0.3s ease;
  z-index: 9999;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.empty-state {
  padding: 2rem;
  color: var(--text-muted);
  text-align: center;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

.footer.homepage-footer {
  background:
    radial-gradient(
      circle at top left,
      rgba(59, 130, 246, 0.12),
      transparent 30%
    ),
    linear-gradient(180deg, rgba(11, 13, 15, 0.98), rgba(11, 13, 15, 1));
  padding: 0 2rem 2rem;
  border-top: 1px solid rgba(59, 130, 246, 0.16);
}

.homepage-footer-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 4.5rem;
}

.homepage-footer-brand {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.homepage-footer-kicker {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.homepage-footer-brand h2 {
  max-width: 760px;
  font-size: clamp(1.9rem, 3vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.homepage-footer-copy {
  max-width: 760px;
  color: var(--text-secondary);
  font-size: 1rem;
}

.homepage-footer-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.homepage-footer-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.9rem;
  border: 1px solid rgba(96, 165, 250, 0.18);
  border-radius: 999px;
  background: rgba(17, 24, 39, 0.58);
  color: var(--text-secondary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.76rem;
}

.homepage-footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.homepage-footer-card {
  display: grid;
  gap: 1rem;
  min-height: 100%;
  padding: 1.5rem;
  border-radius: 24px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(15, 23, 42, 0.55);
  box-shadow: 0 24px 60px rgba(2, 6, 23, 0.2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.homepage-footer-card h3 {
  margin: 0;
  font-family: "Orbitron", sans-serif;
  font-size: 1rem;
  color: var(--text-primary);
}

.homepage-footer-card p,
.homepage-footer-bottom p {
  color: var(--text-secondary);
}

.footer-link-list {
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.footer-link-list a,
.homepage-footer-bottom-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--t);
}

.footer-link-list a:hover,
.homepage-footer-bottom-links a:hover {
  color: var(--text-primary);
}

.footer.homepage-footer .social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.footer.homepage-footer .social-btn {
  width: 46px;
  height: 46px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1.2rem;
  transition: var(--t);
}

.footer.homepage-footer .social-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

.footer.homepage-footer .featured-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: fit-content;
  padding: 0.95rem 1.25rem;
  border-radius: 14px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  transition: var(--t);
}

.footer.homepage-footer .featured-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.homepage-footer-bottom {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.homepage-footer-bottom strong {
  color: var(--text-primary);
}

.homepage-footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.homepage-footer-bottom-links a {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

:root[data-theme="light"] .footer.homepage-footer,
body.light-mode .footer.homepage-footer {
  background:
    radial-gradient(
      circle at top left,
      rgba(37, 99, 235, 0.08),
      transparent 28%
    ),
    linear-gradient(180deg, rgba(244, 246, 249, 0.98), rgba(244, 246, 249, 1));
}

:root[data-theme="light"] .homepage-footer-pill,
:root[data-theme="light"] .homepage-footer-card,
:root[data-theme="light"] .footer.homepage-footer .social-btn,
body.light-mode .homepage-footer-pill,
body.light-mode .homepage-footer-card,
body.light-mode .footer.homepage-footer .social-btn {
  background: rgba(255, 255, 255, 0.84);
}

@media (max-width: 1024px) {
  .homepage-footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .homepage-footer-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .footer.homepage-footer {
    padding: 0 1.25rem 1.5rem;
  }

  .homepage-footer-shell {
    padding-top: 3.5rem;
  }

  .homepage-footer-grid {
    grid-template-columns: 1fr;
  }

  .homepage-footer-card:last-child {
    grid-column: auto;
  }

  .homepage-footer-bottom {
    align-items: flex-start;
  }
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem 3rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.footer-brand .footer-logo {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 300px;
}

.footer-nav h4,
.footer-social h4 {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-nav ul li a {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s ease;
}

.footer-nav ul li a:hover {
  color: var(--text-primary);
}

.social-row {
  display: flex;
  gap: 0.5rem;
}

.social-icon {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  text-decoration: none;
  transition: var(--t);
}

.social-icon:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
  background: var(--bg-surface);
}

.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Theme toggle */
#themeToggle,
#themeToggleNav {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family:inherit;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  transition: var(--t);
}

#themeToggle i,
#themeToggleNav i {
  transition:
    transform 0.25s var(--t),
    color 0.25s var(--t);
}

#themeToggle:hover,
#themeToggleNav:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
  background: var(--bg-surface);
  transform: translateY(-2px);
}

#themeToggle:hover i,
#themeToggleNav:hover i {
  transform: rotate(20deg);
  color: var(--accent-color);
}

/* ============================================================
   SCROLL TO TOP
   ============================================================ */
#scrollBtn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  transition:
    opacity 0.3s var(--ease),
    transform 0.3s var(--ease),
    border-color 0.2s ease,
    color 0.2s ease;
  z-index: 50;
}

#scrollBtn.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

#scrollBtn:hover {
  border-color: var(--border-accent);
  color: var(--accent);
}

#scrollBtn:hover .scroll-arrow {
  transform: translateY(-2px);
}

#scrollBtn .scroll-arrow {
  transition: transform 0.2s var(--ease);
  position: relative;
  z-index: 1;
}

#scrollBtn svg.progress-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 48px;
  height: 48px;
  transform: rotate(-90deg);
  pointer-events: none;
}

#scrollBtn svg.progress-ring .ring-track {
  fill: none;
  stroke: var(--border);
  stroke-width: 2;
}

#scrollBtn svg.progress-ring .ring-fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 138.2;
  stroke-dashoffset: 138.2;
  transition: stroke-dashoffset 0.1s linear;
}

#scrollBtn .scroll-tooltip {
  position: absolute;
  bottom: 54px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 0.7rem;
  white-space: nowrap;
  color: var(--text-secondary);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

#scrollBtn:hover .scroll-tooltip {
  opacity: 1;
}

#scrollBtn.completed {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.6);
  animation: scrollBtnPulse 2s infinite;
}

@keyframes scrollBtnPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
  }
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes gridDrift {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(0, 12px, 0);
  }
}

@keyframes ambientFloat {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(0, -8px, 0) scale(1.03);
  }
}

/* Professional scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #050816;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, #0f172a, #2563eb);
  border-radius: 999px;
  border: 2px solid #050816;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(to bottom, #1e293b, #3b82f6);
}

@keyframes noiseShift {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-2%, 1%, 0);
  }
}

.light-theme {
  background-color: #ffffff;
  color: #000000;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .search-bar {
    flex-wrap: wrap;
    max-width: 100%;
  }

  .navbar {
    padding: 0 1.5rem;
  }

  .brand-copy strong {
    font-size: 0.74rem;
  }

  .brand-kicker {
    font-size: 0.55rem;
  }

  /* FIX: reduced hero top padding on mobile from 90px → 70px */
  .hero {
    padding: 70px 1.5rem 3rem;
  }

  .hero-headline {
    font-size: clamp(2.4rem, 12vw, 4.2rem);
  }

  .hero-sub,
  .hero-extra {
    font-size: 1rem;
    margin-bottom: 1.5rem;
  }

  .hero-actions {
    margin-bottom: 2rem;
  }

  .hero-terminal {
    opacity: 0.45;
  }

  body::before,
  body::after,
  .ambient::before,
  .noise-layer {
    animation: none !important;
  }

  #particleCanvas {
    display: none;
  }

  .stats-strip {
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
  }

  .stat-divider {
    display: none;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-brand {
    grid-column: auto;
  }

  /* FIX: tighter section padding on mobile */
  .projects-section {
    padding: 2rem 1.5rem 3rem;
  }
}

@media (max-width: 480px) {
  /* FIX: was padding:3rem 1rem 6rem — reduced bottom */
  .projects-section {
    padding: 2rem 1rem 2.5rem;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .stats-strip {
    border-radius: 1rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  .brand-mark {
    width: 1.9rem;
    height: 1.9rem;
    font-size: 0.64rem;
  }
}

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination-container {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 1.25rem 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
  box-sizing: border-box;
  border-bottom-left-radius: inherit;
  border-bottom-right-radius: inherit;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.pagination-info {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-family: "Inter Tight", sans-serif;
  font-weight: 500;
}

.pagination-info strong {
  font-weight: 700;
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pagination-controls button {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: "Inter Tight", sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--t);
  user-select: none;
  padding: 0;
}

.pagination-controls button.page-num {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  font-family: "JetBrains Mono", monospace;
}

.pagination-controls button.page-num:hover:not(.active):not(:disabled) {
  color: var(--text-primary);
  background: var(--bg-surface);
}

.pagination-controls button.page-num.active {
  background: var(--accent);
  color: #ffffff !important;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

[data-theme="light"] .pagination-controls button.page-num.active {
  color: #ffffff !important;
  background: var(--accent);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.pagination-controls button.prev-btn,
.pagination-controls button.next-btn {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  color: var(--text-muted);
}

.pagination-controls button.prev-btn:hover:not(:disabled),
.pagination-controls button.next-btn:hover:not(:disabled) {
  color: var(--text-primary);
  background: var(--bg-surface);
}

.pagination-controls button:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

#no-projects {
  display: none;
}

.filter-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin: 20px auto;
  padding: 0 16px;
  max-width: 900px;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  justify-content: center;
}

.filter-label {
  color: #00ff88;
  font-size: 14px;
  font-weight: 600;
  margin-right: 5px;
}

.filter-btn {
  padding: 8px 18px;
  border: 2px solid #00ff88;
  background: transparent;
  color: #00ff88;
  border-radius: 25px;
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
  transition: all 0.3s ease;
}

.filter-btn:hover {
  background: #00ff88;
  color: #000;
  transform: translateY(-2px);
}

.filter-btn.active {
  background: #00ff88;
  color: #000;
  font-weight: bold;
}

.difficulty-btn {
  border-color: #00cfff;
  color: #00cfff;
}

.difficulty-btn:hover,
.difficulty-btn.active {
  background: #00cfff;
  color: #000;
}

@media (max-width: 600px) {
  .filter-btn {
    padding: 6px 12px;
    font-size: 11px;
  }

  .pagination-container {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1rem;
  }

  .pagination-info {
    text-align: center;
    font-size: 0.8rem;
  }
}

/* ============================================================
   THEME TRANSITION REPAINT GUARD
   ============================================================ */
[data-theme-transitioning],
[data-theme-transitioning] * {
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  transition-duration: 0.2s !important;
}

/* ============================================================
   LIGHT-MODE OVERRIDES
   Applied only when [data-theme="light"] is active to replace hard
   dark-mode gradients/backgrounds with light-friendly variants.
   ============================================================ */
:root[data-theme="light"] .hero-terminal {
  filter: invert(1) hue-rotate(180deg) brightness(1.05) contrast(0.9);
  opacity: 0.6;
  mix-blend-mode: multiply;
  background: transparent;
}

:root[data-theme="light"] body::before,
:root[data-theme="light"] body::after,
:root[data-theme="light"] body .ambient-left::before,
:root[data-theme="light"] body .ambient-right::before,
:root[data-theme="light"] body .noise-layer {
  mix-blend-mode: multiply;
  opacity: 0.15;
}

/* ============================================================
   LIGHT-MODE OVERRIDES (body.light-mode class)
   ============================================================ */
body.light-mode .hero-terminal {
  filter: invert(1) hue-rotate(180deg) brightness(1.05) contrast(0.9);
  opacity: 0.6;
  mix-blend-mode: multiply;
  background: transparent;
}

body.light-mode::before,
body.light-mode::after,
body.light-mode .ambient-left::before,
body.light-mode .ambient-right::before,
body.light-mode .noise-layer {
  mix-blend-mode: multiply;
  opacity: 0.15;
}
@media (max-width: 768px) {
  .projects-header {
    align-items: stretch;
  }

  [data-theme="light"] .stats-strip,
  body.light-mode .stats-strip {
    background: rgba(255, 255, 255, 0.85);
    box-shadow:
      0 0 0 1px rgba(0, 0, 0, 0.05),
      0 18px 60px rgba(0, 0, 0, 0.02);
  }

  [data-theme="light"] .brand-mark,
  body.light-mode .brand-mark {
    background: linear-gradient(
      180deg,
      rgba(59, 130, 246, 0.15),
      rgba(255, 255, 255, 0.9)
    );
    border: 1px solid rgba(0, 0, 0, 0.08);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  body::before,
  body::after,
  .ambient::before,
  .noise-layer,
  .hero-overline,
  .hero-headline,
  .hero-sub,
  .hero-extra,
  .hero-actions,
  .stats-strip {
    animation: none !important;
  }

  .hero-terminal {
    opacity: 0.35;
  }

  /* ── Global accessibility override ──────────────────────────
     Catches every animation / transition / smooth-scroll that
     the component-specific rules above may not cover.
     Using 0.01ms (not 0) keeps JS animationend events firing
     so interactive components don't break.
  ────────────────────────────────────────────────────────── */
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

#scrollToTopBtn {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 30px;
  z-index: 99;
  border: none;
  outline: none;
  background-color: #24292e;
  color: white;
  cursor: pointer;
  padding: 12px 16px;
  border-radius: 50%;
  font-size: 18px;
  transition:
    opacity 0.3s,
    background-color 0.3s,
    transform 0.2s;
  box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.3);
}

#scrollToTopBtn:hover {
  background-color: #007bff;
  transform: scale(1.1);
}
/* Accessibility Focus Styles */

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid #0ff26c;
  outline-offset: 3px;
  border-radius: 6px;
}
/* ==========================================================================
   Accessibility Fix: Low Color Contrast Ratio (#4358)
   ========================================================================== */
footer,
.footer,
footer p,
footer a {
  color: var(--text-secondary);
}
/* ============================================================
   THEME TRANSITION REPAINT GUARD
   ============================================================ */
[data-theme-transitioning],
[data-theme-transitioning] * {
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  transition: none !important; /* Disables transitions instantly to eliminate performance stutter */
}

/* ============================================================
   LIGHT-MODE SPECIFIC CORRECTIONS
   ============================================================ */
[data-theme="light"] .pagination-controls button.page-num.active {
  color: #ffffff !important;
  background: var(--accent-color);
  box-shadow: 0 4px 12px rgba(0, 143, 76, 0.25);
}

[data-theme="light"] .hero-terminal {
  filter: invert(1) hue-rotate(180deg) brightness(1.05) contrast(0.9);
  opacity: 0.15;
  mix-blend-mode: multiply;
}

[data-theme="light"] .stats-strip {
  background: rgba(255, 255, 255, 0.85);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.05),
    0 18px 60px rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .filter-label {
  color: var(--accent-color);
}

[data-theme="light"] .filter-btn {
  border-color: var(--accent-color);
  color: var(--accent-color);
}

[data-theme="light"] .filter-btn:hover,
[data-theme="light"] .filter-btn.active {
  background: var(--accent-color);
  color: #fff;
}

/* ==========================================================
   MOBILE RESPONSIVE FIX FOR SUBFOLDER TEMPLATES (Issue #3674)
   ========================================================== */
@media (max-width: 768px) {
  /* Targets card view containers inside subfolders */
  .main-container,
  .container,
  .wrapper {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    width: 95% !important;
    position: static !important;
    transform: none !important;
    margin: 10px auto !important;
  }

  /* Shrinks titles so they don't break boundaries on mobile */
  .main-container h1,
  .main-container h2,
  .main-container .title,
  .container h1,
  .container h2,
  .container .title,
  .wrapper h1,
  .wrapper h2,
  .wrapper .title {
    font-size: 1.8rem !important;
    line-height: 1.3 !important;
    text-align: center !important;
    margin-bottom: 1rem !important;
  }

  /* Ensures structural inputs remain cleanly within view constraints */
  .main-container input,
  .main-container button,
  .main-container .btn,
  .container input,
  .container button,
  .container .btn,
  .wrapper input,
  .wrapper button,
  .wrapper .btn {
    width: 100% !important;
    max-width: 300px !important;
  }
}
/* ============================================================
   CANVAS FIX — particle canvas was pushing hero content down
   by occupying block layout space equal to window.innerHeight.
   position:fixed takes it out of flow as a pure background layer.
   ============================================================ */
#particleCanvas {
  position: fixed !important;
  inset: 0 !important;
  width: 100% !important;
  height: 100% !important;
  pointer-events: none !important;
  z-index: 0 !important;
  display: block !important;
}

/* ============================================================
   POINTER-EVENTS STACKING FIX
   All decorative background layers must never intercept clicks.
   ============================================================ */

/* body pseudo-elements are purely decorative */
body::before,
body::after {
  pointer-events: none;
}

/* ambient blobs and noise grain — purely visual, never clickable */
.ambient,
.ambient::before,
.noise-layer {
  pointer-events: none;
}

/* Toast sits above content */
.toast {
  z-index: 100001;
}
.card-description {
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.6;

  opacity: 0;
  max-height: 0;

  overflow: hidden;

  transform: translateY(-8px);

  transition:
    opacity 0.25s ease,
    max-height 0.35s ease,
    transform 0.35s ease,
    margin 0.35s ease;

  margin-top: 0;
}
.project-card {
  overflow: hidden;

  min-height: 220px;

  transition:
    transform 0.35s ease,
    max-height 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}
.project-card:hover {
  transform: translateY(-4px);

  box-shadow: 0 18px 40px rgba(59, 130, 246, 0.1);
}
.project-card:hover .card-description {
  opacity: 1;

  max-height: 100px;

  transform: translateY(0);

  margin-top: 16px;
}

.clear-filters-btn:hover {
  background: var(--accent) !important;
  color: #ffffff !important;
  transform: scale(1.03);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.25);
}

.clear-filters-btn:active {
  transform: scale(0.97);
}

body > header {
  position: relative;
  z-index: 999999 !important;
}
/* ============================================================
   PERFORMANCE ANIMATION
   ============================================================ */

.project-card {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}

.project-card.visible {
  opacity: 1;
  transform: translateY(0);
}

body.custom-cursor-active,
body.custom-cursor-active * {
  cursor: none !important;
}

body.custom-cursor-active .cursor-ring {
  z-index: 999999 !important;
  pointer-events: none !important;
  display: block;
}

body.custom-cursor-active .cursor-ring.is-visible {
  opacity: 1;
}
/* ============================================================
   SEPIA CONTRAST PATCH 
   ============================================================ */
:root[data-theme="sepia"] body {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
}

/* Fix Navbar background transparency */
:root[data-theme="sepia"] .navbar {
  background: rgba(244, 236, 216, 0.94) !important;
  border-bottom: 1px solid var(--border) !important;
}

/*all link items, headers, and hero subtitles pop out */
:root[data-theme="sepia"] .hero-sub,
:root[data-theme="sepia"] .hero-extra,
:root[data-theme="sepia"] .projects-section p,
:root[data-theme="sepia"] .welcome-text {
  color: var(--text-secondary) !important;
}

/* Fix navbar items text colors */
:root[data-theme="sepia"] .navbar a,
:root[data-theme="sepia"] .brand-copy strong,
:root[data-theme="sepia"] .btn-ghost {
  color: var(--text-primary) !important;
}

/* Brighten terminal card frames for readability */
:root[data-theme="sepia"] .hero-terminal-shell {
  background: var(--bg-elevated) !important;
  border-color: var(--border) !important;
}
:root[data-theme="sepia"] .hero-terminal-text {
  color: var(--text-primary) !important;
}
/* ============================================================
   ADDITIONAL SEPIA FIXES (Stats Strip, Subheaders & Cards)
   ============================================================ */
:root[data-theme="sepia"] {
  --text-muted-sepia: #73624e; 
}
:root[data-theme="sepia"] .stats-strip {
  background: #433422 !important;       /* sepia brown */
  border-color: #5c4a37 !important;     /* lighter brown border */
  box-shadow: 0 12px 40px rgba(67, 52, 34, 0.15) !important;
}

:root[data-theme="sepia"] .stat-item,
:root[data-theme="sepia"] .stat-item strong,
:root[data-theme="sepia"] .stat-divider {
  color: #fdf6e3 !important;           
}

/* 2. Lighten the font color for  "100 Days · 100 Web Projects" */
:root[data-theme="sepia"] .hero-overline {
  color: var(--text-muted-sepia) !important;
  font-weight: 500;
}

/* 3. Make the Hero descriptions and paragraph text legible */
:root[data-theme="sepia"] .hero-sub,
:root[data-theme="sepia"] .hero-extra,
:root[data-theme="sepia"] .projects-header p,
:root[data-theme="sepia"] p {
  color: #5c4a37 !important; 
}

/* 4. Fix the lower section blocks  */
:root[data-theme="sepia"] h3,
:root[data-theme="sepia"] .section-title,
:root[data-theme="sepia"] .mobile-menu-title {
  color: var(--text-primary) !important;
}

/* 5. Fix the bottom grid details & lists (Browse all projects, Meet contributors, tags) */
:root[data-theme="sepia"] .nav-buttons.mobile-drawer-layer a.btn,
:root[data-theme="sepia"] .explore-links a,
:root[data-theme="sepia"] .connect-links,
:root[data-theme="sepia"] .badge,
:root[data-theme="sepia"] span {
  color: #433422 !important;
}

/* 6. Footer adjustment */
:root[data-theme="sepia"] footer,
:root[data-theme="sepia"] footer text,
:root[data-theme="sepia"] [class*="footer"] {
  color: var(--text-muted-sepia) !important;
}

/* Custom Cursor System */
.cursor-trail-dot {
  pointer-events: none !important;
  z-index: 999998 !important;
}

@keyframes cursorNeonPulse {
  0%, 100% { box-shadow: 0 0 10px #00ff88, 0 0 20px #00ff88; }
  50% { box-shadow: 0 0 18px #00ff88, 0 0 36px #00ff88; }
}

@media (pointer: coarse) {
  .cursor-switcher-container { display: none !important; }
}
.random-project-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: center;
}

#randomProjectResult {
  width: 100%;
}

/* ============================================================
   SKELETON SHIMMER LOADER SYSTEM
   ============================================================ */

.project-card.skeleton {
  pointer-events: none;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  box-shadow: none;
}

.project-card.skeleton::before,
.project-card.skeleton::after {
  display: none; /* Hide hover effect elements on skeleton cards */
}

.skeleton-line {
  background: var(--border-hover);
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
}

/* Shimmer Animation Effect */
.skeleton-line::after,
.skeleton-image::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.05) 20%,
    rgba(255, 255, 255, 0.1) 60%,
    transparent 100%
  );
  animation: skeleton-shimmer 1.6s infinite;
}

/* Support light mode with appropriate shimmer color */
:root[data-theme="light"] .skeleton-line::after,
:root[data-theme="light"] .skeleton-image::after {
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 0, 0, 0.03) 20%,
    rgba(0, 0, 0, 0.06) 60%,
    transparent 100%
  );
}

@keyframes skeleton-shimmer {
  100% {
    transform: translateX(100%);
  }
}

.skeleton-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 16px;
}

.skeleton-day {
  width: 50px;
  height: 12px;
}

.skeleton-category {
  width: 70px;
  height: 16px;
  border-radius: 999px;
}

.skeleton-image {
  margin: 12px 0;
  border-radius: 8px;
  aspect-ratio: 16/9;
  background: var(--border-hover);
  position: relative;
  overflow: hidden;
}

.skeleton-title {
  width: 75%;
  height: 20px;
  margin-bottom: 8px;
  border-radius: var(--radius-sm);
}

.skeleton-description {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.skeleton-desc-line {
  width: 100%;
  height: 14px;
}

.skeleton-desc-line.short {
  width: 60%;
}

.skeleton-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.skeleton-tag {
  width: 55px;
  height: 18px;
  border-radius: 4px;
}

.skeleton-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

.skeleton-button {
  width: 80px;
  height: 24px;
  border-radius: var(--radius-sm);
}

.skeleton-bookmark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
}