/* ================================================
   ADLX — Main Stylesheet
   ================================================ */

/* Fonts loaded via <link> in HTML for optimal performance */

/* ================================================
   1. RESET & BASE
   ================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background 0.4s ease, color 0.4s ease;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
ul { list-style: none; }
input, textarea { font: inherit; }

/* ================================================
   2. CSS VARIABLES
   ================================================ */

:root {
  /* Brand */
  --accent:        #94EA1F;
  --accent-hover:  #7ccc12;
  --accent-dim:    rgba(148, 234, 31, 0.1);
  --accent-glow:   rgba(148, 234, 31, 0.22);

  /* Dark theme (default) */
  --bg:            #0c0c0c;
  --bg-alt:        #111111;
  --bg-card:       #181818;
  --bg-card-hover: #1e1e1e;
  --border:        rgba(255, 255, 255, 0.06);
  --border-hover:  rgba(148, 234, 31, 0.35);
  --text:          #efefef;
  --text-2:        rgba(239, 239, 239, 0.58);
  --text-3:        rgba(239, 239, 239, 0.28);
  --nav-bg:        rgba(12, 12, 12, 0.78);
  --shadow:        0 24px 64px rgba(0, 0, 0, 0.45);
  --shadow-accent: 0 0 48px rgba(148, 234, 31, 0.14);

  /* Layout */
  --nav-h:    68px;
  --max-w:    1180px;
  --pad-x:    clamp(20px, 5vw, 72px);
  --section-y: clamp(80px, 12vw, 140px);
  --gap:      clamp(14px, 2.5vw, 28px);
  --radius:   14px;
  --radius-sm: 8px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  /* Typography */
  --font-head: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Motion */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out: cubic-bezier(0.0, 0.0, 0.2, 1.0);
  --t: 0.28s var(--ease);
  --t-slow: 0.55s var(--ease);
}

[data-theme="light"] {
  --bg:            #f5f5f5;
  --bg-alt:        #ebebeb;
  --bg-card:       #ffffff;
  --bg-card-hover: #f8f8f8;
  --border:        rgba(0, 0, 0, 0.07);
  --border-hover:  rgba(100, 190, 0, 0.45);
  --text:          #111111;
  --text-2:        rgba(17, 17, 17, 0.58);
  --text-3:        rgba(17, 17, 17, 0.32);
  --nav-bg:        rgba(245, 245, 245, 0.82);
  --shadow:        0 24px 64px rgba(0, 0, 0, 0.12);
  --shadow-accent: 0 0 48px rgba(148, 234, 31, 0.18);
}

/* ================================================
   3. TYPOGRAPHY
   ================================================ */

h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.accent { color: var(--accent); }

/* ================================================
   4. LAYOUT HELPERS
   ================================================ */

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

section {
  padding: var(--section-y) 0;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 13px;
  border-radius: var(--radius-pill);
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.06;
  margin-bottom: 16px;
}

.section-desc {
  font-size: clamp(0.95rem, 1.2vw, 1.05rem);
  color: var(--text-2);
  max-width: 540px;
  line-height: 1.75;
  margin-bottom: 44px;
}

.section-desc a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ================================================
   5. BUTTONS
   ================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--t);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #111;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ================================================
   6. NOISE OVERLAY
   ================================================ */

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.028;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

/* ================================================
   7. NAVIGATION
   ================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--t), backdrop-filter var(--t), border-color var(--t);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: var(--nav-bg);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  border-color: var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 16px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-box {
  background: var(--text);
  color: var(--bg);
  padding: 5px 10px 5px 9px;
  border-radius: 5px;
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  transition: transform var(--t);
}

.nav-logo:hover .logo-box {
  transform: scale(1.04);
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color var(--t), background var(--t);
}
.nav-link:hover {
  color: var(--text);
  background: var(--border);
}

/* Nav controls */
.nav-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-cta {
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: #111;
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--font-head);
  transition: all var(--t);
}
.nav-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow);
}

/* Icon buttons */
.icon-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-pill);
  background: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  font-size: 0.8rem;
  font-weight: 600;
  transition: all var(--t);
  flex-shrink: 0;
}
.icon-btn:hover {
  background: var(--bg-card);
  color: var(--text);
}

/* Lang picker */
.lang-picker {
  position: relative;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  min-width: 76px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: all var(--t);
  box-shadow: var(--shadow);
}
.lang-picker.open .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-opt {
  display: block;
  width: 100%;
  text-align: left;
  padding: 9px 14px;
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--text-2);
  transition: background var(--t), color var(--t);
  cursor: pointer;
}
.lang-opt:hover {
  background: var(--border);
  color: var(--text);
}
.lang-opt.active {
  color: var(--accent);
  font-weight: 600;
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--t);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ================================================
   8. HERO SECTION
   ================================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-h);
}

/* Background */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
}
.hero-orb-1 {
  width: clamp(300px, 50vw, 600px);
  height: clamp(300px, 50vw, 600px);
  background: radial-gradient(circle, rgba(148,234,31,0.07) 0%, transparent 70%);
  top: -10%;
  right: -8%;
  animation: orbDrift 10s ease-in-out infinite;
}
.hero-orb-2 {
  width: clamp(200px, 35vw, 400px);
  height: clamp(200px, 35vw, 400px);
  background: radial-gradient(circle, rgba(148,234,31,0.045) 0%, transparent 70%);
  bottom: 5%;
  left: -5%;
  animation: orbDrift 14s ease-in-out infinite reverse;
}

@keyframes orbDrift {
  0%, 100% { transform: translate(0, 0); }
  33%       { transform: translate(20px, -25px); }
  66%       { transform: translate(-12px, 12px); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 80%);
}

[data-theme="light"] .hero-grid {
  background-image:
    linear-gradient(rgba(0,0,0,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.035) 1px, transparent 1px);
}

/* Hero inner */
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 60px;
  align-items: center;
  padding-top: 48px;
  padding-bottom: 80px;
  width: 100%;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
.hero-tag::before {
  content: '';
  display: inline-block;
  width: 22px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.hero-tagline {
  font-size: 0.85rem;
  color: var(--text-3);
  font-weight: 500;
  letter-spacing: 0.03em;
  margin-bottom: 12px;
}

.hero-title {
  font-size: clamp(3rem, 6.5vw, 6rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 28px;
}

.hero-desc {
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  color: var(--text-2);
  max-width: 460px;
  line-height: 1.75;
  margin-bottom: 38px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Hero visual */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-avatar-wrap {
  position: relative;
}

.hero-avatar {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.hero-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-avatar-placeholder {
  font-size: 110px;
  line-height: 1;
  user-select: none;
}

.hero-avatar-ring {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1.5px dashed rgba(148,234,31,0.2);
  animation: spinSlow 20s linear infinite;
}

@keyframes spinSlow {
  to { transform: rotate(360deg); }
}

.hero-avatar-dot {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  box-shadow: 0 0 0 3px var(--bg), 0 0 12px var(--accent-glow);
}

.hero-badge {
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #111;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  font-family: var(--font-head);
  box-shadow: 0 4px 20px var(--accent-glow);
}

/* Scroll hint */
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-3);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: scrollPulse 2.4s ease-in-out infinite;
  z-index: 1;
}
.hero-scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
  50%       { opacity: 0.4; transform: translateX(-50%) translateY(7px); }
}

/* ================================================
   9. MARQUEE STRIP
   ================================================ */

.marquee-wrap {
  overflow: hidden;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  user-select: none;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marqueeScroll 22s linear infinite;
}

.marquee-item {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 28px;
  white-space: nowrap;
}

.marquee-item .dot {
  color: var(--accent);
  font-size: 1.2em;
}

@keyframes marqueeScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ================================================
   10. PROJECTS SECTION
   ================================================ */

.projects-header {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: flex-end;
  gap: 32px;
  margin-bottom: 40px;
}

.projects-header-text { max-width: 600px; }
.projects-header-text .section-desc { margin-bottom: 0; }

/* Filter bar */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.filter-btn {
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-2);
  border: 1.5px solid var(--border);
  transition: all var(--t);
}
.filter-btn:hover {
  border-color: rgba(148, 234, 31, 0.3);
  color: var(--text);
}
.filter-btn.active {
  background: var(--accent);
  color: #111;
  border-color: var(--accent);
  font-weight: 700;
}

/* Project grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

/* Project card */
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.35s var(--ease);
  background: radial-gradient(ellipse at top right, var(--accent-dim) 0%, transparent 65%);
  pointer-events: none;
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-accent);
}
.project-card:hover::after {
  opacity: 1;
}

.project-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.project-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  background: var(--border);
  padding: 3px 9px;
  border-radius: var(--radius-sm);
}

.project-arrow {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  transition: all var(--t);
  flex-shrink: 0;
}
.project-card:hover .project-arrow {
  background: var(--accent);
  color: #111;
  transform: translate(2px, -2px);
}

.project-name {
  font-family: var(--font-head);
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.project-name .dot { color: var(--accent); }

.project-desc {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.65;
  flex: 1;
}

/* Featured card */
.project-card.featured {
  grid-column: span 2;
}
.project-card.featured .project-name {
  font-size: 1.55rem;
}
.project-card.featured .project-desc {
  font-size: 0.95rem;
}

/* Filter hidden */
.project-card.hidden {
  display: none;
}

/* ================================================
   11. ABOUT SECTION
   ================================================ */

.about-section {
  background: var(--bg-alt);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: center;
}

.about-text .section-desc {
  margin-bottom: 0;
}

.about-text p + p {
  margin-top: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.stat-value {
  font-family: var(--font-head);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-3);
  font-weight: 500;
}

/* About visual */
.about-visual {
  display: flex;
  justify-content: center;
}

.about-avatar-wrap {
  position: relative;
}

.about-avatar {
  width: 320px;
  height: 320px;
  border-radius: 40px;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-avatar-placeholder {
  font-size: 130px;
  line-height: 1;
}

.about-floating-badge {
  position: absolute;
  top: -14px;
  right: -14px;
  background: var(--accent);
  color: #111;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 700;
  font-family: var(--font-head);
  box-shadow: 0 4px 24px var(--accent-glow);
  white-space: nowrap;
}

/* ================================================
   12. CONTACT SECTION
   ================================================ */

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-social-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
}

.social-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  transition: all var(--t);
}
.social-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.social-btn svg {
  width: 18px;
  height: 18px;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-input,
.form-textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  font-size: 0.925rem;
  color: var(--text);
  transition: border-color var(--t), box-shadow var(--t);
  outline: none;
  resize: none;
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-3);
}
.form-input:focus,
.form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-textarea {
  min-height: 130px;
  line-height: 1.65;
}

.form-submit {
  background: var(--accent);
  color: #111;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  transition: all var(--t);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
}
.form-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}
.form-submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.form-msg {
  padding: 11px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  display: none;
}
.form-msg.success {
  display: block;
  background: rgba(148, 234, 31, 0.08);
  color: var(--accent);
  border: 1px solid rgba(148, 234, 31, 0.25);
}
.form-msg.error {
  display: block;
  background: rgba(255, 80, 80, 0.08);
  color: #ff6060;
  border: 1px solid rgba(255, 80, 80, 0.25);
}

/* ================================================
   13. FOOTER
   ================================================ */

.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-link {
  font-size: 0.825rem;
  color: var(--text-3);
  transition: color var(--t);
}
.footer-link:hover {
  color: var(--accent);
}

.footer-copy {
  font-size: 0.775rem;
  color: var(--text-3);
  line-height: 1.5;
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 10px;
}


/* ================================================
   14. SCROLL REVEAL ANIMATIONS
   ================================================ */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }
.reveal-d4 { transition-delay: 0.32s; }
.reveal-d5 { transition-delay: 0.40s; }

/* ================================================
   15. TERMS PAGE
   ================================================ */

.terms-page {
  padding-top: calc(var(--nav-h) + 60px);
  padding-bottom: 100px;
  min-height: 100vh;
}

.terms-header {
  margin-bottom: 60px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}

.terms-lang-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
}

.terms-lang-btn {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  border: 1.5px solid var(--border);
  color: var(--text-2);
  transition: all var(--t);
  cursor: pointer;
}
.terms-lang-btn.active {
  background: var(--accent);
  color: #111;
  border-color: var(--accent);
}
.terms-lang-btn:hover:not(.active) {
  border-color: rgba(148,234,31,0.3);
  color: var(--text);
}

.terms-content {
  max-width: 760px;
}

.terms-content h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 12px;
}
.terms-content h2 {
  font-size: 1.3rem;
  margin-top: 48px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.terms-content h3 {
  font-size: 1.05rem;
  margin-top: 28px;
  margin-bottom: 10px;
}
.terms-content p {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 14px;
}
.terms-content ul, .terms-content ol {
  padding-left: 20px;
  margin-bottom: 14px;
}
.terms-content ul { list-style: disc; }
.terms-content ol { list-style: decimal; }
.terms-content li {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 6px;
}
.terms-content strong { color: var(--text); font-weight: 600; }
.terms-content a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.terms-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  font-size: 0.9rem;
}
.terms-content th, .terms-content td {
  padding: 10px 14px;
  border: 1px solid var(--border);
  text-align: left;
}
.terms-content th {
  background: var(--bg-card);
  font-weight: 600;
  color: var(--text);
}

.terms-loading {
  font-size: 0.9rem;
  color: var(--text-3);
  padding: 48px 0;
}

/* ================================================
   16. NAV — LANGUAGE BUTTON (wider for flag+text)
   ================================================ */

.lang-btn {
  width: auto;
  min-width: 34px;
  padding: 0 10px;
  gap: 5px;
  font-size: 0.8rem;
}

.lang-flag { font-size: 1rem; line-height: 1; }

.lang-chevron {
  font-size: 0.55rem;
  opacity: 0.45;
  transition: transform var(--t);
  margin-left: 1px;
}
.lang-picker.open .lang-chevron {
  transform: rotate(180deg);
}

.lang-opt {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Mobile-only CTA hidden on desktop */
.nav-mobile-cta { display: none; }

/* Nav active link on scroll */
.nav-link.active {
  color: var(--text);
  background: var(--accent-dim);
}

/* ================================================
   17. ACCESSIBILITY
   ================================================ */

/* Visually hidden (screen-reader only) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus visible — keyboard nav indicator */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
/* Override for pill-shaped elements */
.btn:focus-visible,
.nav-cta:focus-visible,
.filter-btn:focus-visible,
.lang-btn:focus-visible,
.theme-btn:focus-visible,
.form-submit:focus-visible {
  border-radius: var(--radius-pill);
}

/* ================================================
   18. FILTER ANIMATION
   ================================================ */

.project-card {
  /* extend existing transition for filter fade */
  transition: border-color 0.35s var(--ease),
              transform 0.35s var(--ease),
              box-shadow 0.35s var(--ease),
              opacity 0.22s ease;
}

.project-card.filtering-out {
  opacity: 0;
  transform: scale(0.96) translateY(6px);
  pointer-events: none;
}

/* ================================================
   19. PREFERS REDUCED MOTION
   ================================================ */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .marquee-track { animation: none; }
  .hero-orb-1, .hero-orb-2 { animation: none; }
  .hero-avatar-ring { animation: none; }
  .hero-scroll { animation: none; }
}

/* ================================================
   20. RESPONSIVE
   ================================================ */

@media (max-width: 1024px) {
  .about-inner {
    grid-template-columns: 1fr;
  }
  .about-visual { display: none; }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .project-card.featured {
    grid-column: span 2;
  }

  .projects-header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  /* Nav mobile */
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    border-bottom: 1px solid var(--border);
    padding: 16px var(--pad-x);
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    z-index: 199;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-toggle { display: flex; }
  .nav-cta { display: none; }
  .nav-mobile-cta { display: block; }

  /* Hero */
  .hero-inner {
    grid-template-columns: 1fr;
    padding-bottom: 100px;
  }
  .hero-visual { display: none; }

  /* Projects */
  .projects-grid {
    grid-template-columns: 1fr;
  }
  .project-card.featured {
    grid-column: span 1;
  }
  .project-card.featured .project-name { font-size: 1.22rem; }

  /* Contact */
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  /* About stats */
  .about-stats {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .about-stats {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    justify-content: center;
  }
}