/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  --color-bg: #0F172A;
  --color-bg-alt: #0B1220;
  --color-card: #1E293B;
  --color-card-hover: #253449;
  --color-primary: #1976D2;
  --color-secondary: #42A5F5;
  --color-accent: #64B5F6;
  --color-text: #F8FAFC;
  --color-muted: #94A3B8;
  --color-border: rgba(248, 250, 252, 0.09);
  --color-glass: rgba(30, 41, 59, 0.55);

  --font-display: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-sm: 0 4px 16px rgba(0,0,0,0.24);
  --shadow-md: 0 12px 32px rgba(0,0,0,0.32);
  --shadow-lg: 0 24px 64px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 0 1px rgba(100,181,246,0.15), 0 8px 32px rgba(25,118,210,0.25);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --container-w: 1160px;
}

[data-theme="light"] {
  --color-bg: #F1F5F9;
  --color-bg-alt: #E2E8F0;
  --color-card: #FFFFFF;
  --color-card-hover: #F8FAFC;
  --color-text: #0F172A;
  --color-muted: #475569;
  --color-border: rgba(15, 23, 42, 0.08);
  --color-glass: rgba(255, 255, 255, 0.65);
}

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

html { scroll-behavior: smooth; }

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

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

.container {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
}

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--color-primary); color: #fff;
  padding: 12px 20px; z-index: 999; border-radius: var(--radius-sm);
}
.skip-link:focus { left: 16px; top: 16px; }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-sub {
  color: var(--color-muted);
  max-width: 620px;
  margin-bottom: 48px;
  font-size: 1.02rem;
}

.text-gradient {
  background: linear-gradient(120deg, var(--color-primary), var(--color-accent) 60%, var(--color-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-pill);
  font-weight: 600; font-size: 0.94rem;
  position: relative; overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease), border-color 0.3s var(--ease);
  isolation: isolate;
}
.btn .material-icons-round { font-size: 20px; }

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(25,118,210,0.4); }

.btn-outline {
  border: 1.5px solid var(--color-border);
  background: var(--color-glass);
  backdrop-filter: blur(12px);
  color: var(--color-text);
}
.btn-outline:hover { border-color: var(--color-accent); transform: translateY(-3px); }

.btn-ghost { color: var(--color-muted); }
.btn-ghost:hover { color: var(--color-accent); gap: 12px; }

.btn-sm { padding: 9px 16px; font-size: 0.84rem; }
.btn-block { width: 100%; justify-content: center; }

/* Ripple effect */
.btn-ripple .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  transform: scale(0);
  animation: ripple-anim 0.6s linear;
  pointer-events: none;
}

/* ============================================
   LOADER
   ============================================ */
.loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--color-bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 20px;
  transition: opacity 0.6s var(--ease), visibility 0.6s var(--ease);
}
.loader.loaded { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-mark svg { animation: spin 1.1s linear infinite; }
.loader-text { font-family: var(--font-mono); color: var(--color-muted); font-size: 0.9rem; }

/* ============================================
   CUSTOM CURSOR
   ============================================ */
.cursor-dot, .cursor-ring { position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9998; border-radius: 50%; transform: translate(-50%,-50%); }
.cursor-dot { width: 6px; height: 6px; background: var(--color-accent); }
.cursor-ring { width: 32px; height: 32px; border: 1.5px solid var(--color-accent); opacity: 0.5; transition: width 0.2s, height 0.2s, opacity 0.2s; }
@media (hover:none), (pointer:coarse) { .cursor-dot, .cursor-ring { display: none; } }

/* ============================================
   SCROLL PROGRESS
   ============================================ */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  width: 0%; z-index: 1001;
  transition: width 0.1s linear;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 18px 0;
  transition: padding 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.navbar.scrolled {
  padding: 12px 0;
  background: rgba(15,23,42,0.72);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border);
}
[data-theme="light"] .navbar.scrolled { background: rgba(241,245,249,0.8); }

.nav-container {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}

.nav-logo {
  font-family: var(--font-display); font-weight: 700; font-size: 1.3rem;
}
.nav-logo-dot { color: var(--color-accent); }

.nav-links { display: flex; gap: 30px; }
.nav-links a {
  font-size: 0.92rem; font-weight: 500; color: var(--color-muted);
  position: relative; padding: 4px 0;
  transition: color 0.25s;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width 0.3s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--color-text); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 12px; }
.theme-toggle {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-glass); border: 1px solid var(--color-border);
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.theme-toggle:hover { transform: rotate(20deg); border-color: var(--color-accent); }

.nav-burger { display: none; flex-direction: column; gap: 5px; width: 26px; }
.nav-burger span { height: 2px; background: var(--color-text); border-radius: 2px; transition: transform 0.3s var(--ease), opacity 0.3s; }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center;
  padding-top: 120px; padding-bottom: 80px;
  overflow: hidden;
}
.hero-particles { position: absolute; inset: 0; z-index: 0; opacity: 0.5; }
.hero-glow {
  position: absolute; top: -20%; left: 50%; transform: translateX(-50%);
  width: 900px; height: 900px; border-radius: 50%;
  background: radial-gradient(circle, rgba(25,118,210,0.25), transparent 65%);
  z-index: 0; pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; text-align: center; display: flex; flex-direction: column; align-items: center; }

.hero-eyebrow {
  font-family: var(--font-mono); font-size: 0.82rem; color: var(--color-accent);
  border: 1px solid var(--color-border); background: var(--color-glass);
  padding: 8px 18px; border-radius: var(--radius-pill); margin-bottom: 28px;
}

.hero-name {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(2.6rem, 7vw, 5rem); letter-spacing: -0.03em; line-height: 1.05;
  margin-bottom: 10px;
}
.hero-title {
  font-family: var(--font-display); font-weight: 500; color: var(--color-muted);
  font-size: clamp(1.1rem, 2.4vw, 1.5rem); margin-bottom: 24px;
}

.hero-typing {
  font-family: var(--font-mono); font-size: 1.05rem; color: var(--color-secondary);
  margin-bottom: 28px; min-height: 1.6em;
}
.typing-prefix { color: var(--color-muted); margin-right: 8px; }
.typing-cursor { animation: blink 1s step-end infinite; color: var(--color-accent); }

.hero-bio { max-width: 620px; color: var(--color-muted); margin-bottom: 36px; font-size: 1.02rem; }

.hero-photo-frame { margin-bottom: 36px; }
.hero-photo-placeholder {
  width: 128px; height: 128px; border-radius: 50%;
  background: linear-gradient(145deg, var(--color-card), var(--color-bg-alt));
  border: 2px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-glow);
}
.hero-photo-placeholder .material-icons-round { font-size: 54px; color: var(--color-muted); }

.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

.scroll-cue {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  width: 26px; height: 42px; border: 2px solid var(--color-border); border-radius: 20px;
}
.scroll-cue span {
  display: block; width: 4px; height: 8px; background: var(--color-accent);
  border-radius: 2px; margin: 6px auto 0; animation: scroll-cue 1.6s ease-in-out infinite;
}

/* ============================================
   SECTIONS SHARED
   ============================================ */
.section { padding: 110px 0; position: relative; }
.section-alt { background: var(--color-bg-alt); }

/* ============================================
   ABOUT
   ============================================ */
.about-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 56px; align-items: start; }
.about-text p { color: var(--color-muted); margin-bottom: 18px; }
.about-philosophy {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--color-glass); border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  padding: 18px 20px; border-radius: var(--radius-sm); margin: 24px 0;
  font-style: italic; color: var(--color-text) !important;
}
.about-philosophy .material-icons-round { color: var(--color-accent); }
.about-langs { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.lang-chip {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 10px 16px; display: flex; flex-direction: column; gap: 2px;
  min-width: 100px;
}
.lang-chip strong { font-family: var(--font-display); font-size: 0.92rem; }
.lang-chip span { color: var(--color-muted); font-size: 0.8rem; }

.about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.stat-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 22px; text-align: left;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-number {
  display: block; font-family: var(--font-display); font-weight: 700;
  font-size: 2.1rem; color: var(--color-accent);
}
.stat-label { color: var(--color-muted); font-size: 0.85rem; }
.about-skills-mini {
  grid-column: 1 / -1;
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 22px;
}
.about-skills-mini h3 { font-family: var(--font-display); font-size: 1rem; margin-bottom: 14px; }
.about-skills-mini ul { display: flex; flex-direction: column; gap: 10px; }
.about-skills-mini li { display: flex; gap: 10px; align-items: center; color: var(--color-muted); font-size: 0.9rem; }
.about-skills-mini .material-icons-round { color: var(--color-accent); font-size: 20px; }

/* ============================================
   CAREER TIMELINE (signature element)
   ============================================ */
.timeline-wrap { position: relative; padding-top: 20px; }
.timeline-spine {
  position: absolute; left: 50%; top: 0; bottom: 0; width: 4px; transform: translateX(-50%);
  height: 100%;
}
.timeline-spine path {
  fill: none; stroke: var(--color-border); stroke-width: 4;
}
.timeline-spine .spine-progress {
  fill: none; stroke: url(#spineGrad); stroke-width: 4; stroke-linecap: round;
}

.timeline { position: relative; display: flex; flex-direction: column; gap: 64px; }

.timeline-item { position: relative; display: grid; grid-template-columns: 1fr 60px 1fr; align-items: start; gap: 0; }
.timeline-item[data-side="left"] .timeline-card { grid-column: 1; text-align: right; }
.timeline-item[data-side="right"] .timeline-card { grid-column: 3; text-align: left; }
.timeline-item[data-side="left"] .tl-tech,
.timeline-item[data-side="left"] .tl-header { justify-content: flex-end; }

.timeline-node {
  grid-column: 2; justify-self: center; align-self: center;
  width: 60px; height: 60px; display: flex; align-items: center; justify-content: center;
  z-index: 2;
}
.node-dot {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--color-bg); border: 3px solid var(--color-secondary);
  display: block; position: relative;
  transition: transform 0.3s var(--ease), background 0.3s;
}
.timeline-node:hover .node-dot { transform: scale(1.25); background: var(--color-secondary); }
.timeline-item:first-child .node-dot {
  background: var(--color-accent); border-color: var(--color-accent);
  box-shadow: 0 0 0 6px rgba(100,181,246,0.18);
  animation: pulse-node 2.4s ease-in-out infinite;
}
.timeline-future .node-dot { border-style: dashed; }

.timeline-card {
  background: var(--color-glass); backdrop-filter: blur(14px);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  padding: 26px 28px; box-shadow: var(--shadow-sm);
  cursor: pointer; transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s;
}
.timeline-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(100,181,246,0.3); }

.tl-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.tl-date { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-muted); }
.tl-badge {
  font-size: 0.7rem; font-weight: 600; padding: 4px 12px; border-radius: var(--radius-pill);
  background: rgba(148,163,184,0.15); color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.04em;
}
.tl-badge-current { background: rgba(100,181,246,0.18); color: var(--color-accent); }
.tl-badge-future { background: rgba(66,165,245,0.15); color: var(--color-secondary); }

.tl-role { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; margin-bottom: 4px; }
.tl-company { color: var(--color-accent); font-weight: 500; font-size: 0.94rem; margin-bottom: 4px; }

.tl-details {
  max-height: 0; overflow: hidden; opacity: 0;
  transition: max-height 0.5s var(--ease), opacity 0.4s var(--ease), margin-top 0.4s var(--ease);
}
.timeline-item.open .tl-details { max-height: 600px; opacity: 1; margin-top: 16px; }
.tl-details p { color: var(--color-muted); font-size: 0.92rem; margin-bottom: 12px; }
.tl-tech { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.timeline-item[data-side="right"] .tl-tech,
.timeline-item[data-side="right"] .tl-header { justify-content: flex-start; }
.tl-tech span {
  font-family: var(--font-mono); font-size: 0.72rem; background: rgba(100,181,246,0.1);
  color: var(--color-accent); padding: 5px 11px; border-radius: var(--radius-pill);
  border: 1px solid rgba(100,181,246,0.2);
}
.tl-achievement { display: flex; gap: 8px; align-items: flex-start; font-size: 0.86rem !important; color: var(--color-text) !important; }
.tl-achievement .material-icons-round { font-size: 18px; color: var(--color-accent); flex-shrink: 0; margin-top: 1px; }

/* ============================================
   SKILLS ROADMAP
   ============================================ */
.roadmap { display: flex; flex-direction: column; gap: 18px; }
.roadmap-lane {
  display: grid; grid-template-columns: 220px 1fr; gap: 24px; align-items: center;
  background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 20px 24px;
}
.roadmap-lane-label { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; color: var(--color-muted); }
.roadmap-lane-label .material-icons-round { color: var(--color-secondary); }
.roadmap-lane-expert .roadmap-lane-label .material-icons-round { color: var(--color-accent); }
.roadmap-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  font-size: 0.82rem; padding: 8px 16px; border-radius: var(--radius-pill);
  background: var(--color-bg-alt); border: 1px solid var(--color-border); color: var(--color-muted);
}
.chip-expert { background: rgba(25,118,210,0.14); color: var(--color-accent); border-color: rgba(100,181,246,0.28); font-weight: 500; }

/* ============================================
   PROJECTS
   ============================================ */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 26px; }
.project-card {
  background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  overflow: hidden; transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.project-thumb {
  height: 140px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(25,118,210,0.25), rgba(66,165,245,0.08));
}
.project-thumb .material-icons-round { font-size: 44px; color: var(--color-accent); }
.project-body { padding: 24px; }
.project-body h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.12rem; margin-bottom: 10px; }
.project-desc { color: var(--color-muted); font-size: 0.9rem; margin-bottom: 12px; }
.project-meta p { font-size: 0.84rem; color: var(--color-muted); margin-bottom: 6px; }
.project-meta strong { color: var(--color-text); }
.project-features { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0; }
.project-features li { display: flex; align-items: center; gap: 4px; font-size: 0.78rem; color: var(--color-muted); }
.project-features .material-icons-round { font-size: 14px; color: var(--color-accent); }
.project-links { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }

/* ============================================
   EDUCATION TIMELINE
   ============================================ */
.edu-timeline { position: relative; padding-left: 40px; border-left: 2px solid var(--color-border); display: flex; flex-direction: column; gap: 36px; }
.edu-item { position: relative; }
.edu-marker {
  position: absolute; left: -60px; top: 0;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--color-card); border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
}
.edu-marker .material-icons-round { color: var(--color-accent); font-size: 20px; }
.edu-year { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-secondary); }
.edu-content h3 { font-family: var(--font-display); font-weight: 600; margin: 4px 0; }
.edu-school { color: var(--color-muted); font-size: 0.9rem; margin-bottom: 6px; }
.edu-content p:last-child { color: var(--color-muted); font-size: 0.9rem; }

/* ============================================
   CERTIFICATES
   ============================================ */
.cert-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 22px; }
.cert-card {
  background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 26px; transition: transform 0.3s var(--ease);
}
.cert-card:hover { transform: translateY(-4px); }
.cert-icon { font-size: 32px; color: var(--color-accent); margin-bottom: 14px; }
.cert-card h3 { font-family: var(--font-display); font-weight: 600; font-size: 1rem; margin-bottom: 6px; }
.cert-card p { color: var(--color-muted); font-size: 0.84rem; }
.cert-desc { margin-top: 6px; }

/* ============================================
   SERVICES
   ============================================ */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; }
.service-card {
  background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 28px; transition: transform 0.3s var(--ease), border-color 0.3s;
}
.service-card:hover { transform: translateY(-5px); border-color: rgba(100,181,246,0.3); }
.service-card .material-icons-round { font-size: 30px; color: var(--color-accent); margin-bottom: 16px; }
.service-card h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; margin-bottom: 8px; }
.service-card p { color: var(--color-muted); font-size: 0.88rem; }

/* ============================================
   TECH STACK
   ============================================ */
.stack-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 22px; }
.stack-group { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 24px; }
.stack-group h3 { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: 1rem; margin-bottom: 16px; }
.stack-group h3 .material-icons-round { color: var(--color-secondary); }
.stack-logos { display: flex; flex-wrap: wrap; gap: 10px; }
.stack-chip {
  font-size: 0.8rem; padding: 7px 14px; border-radius: var(--radius-pill);
  background: var(--color-bg-alt); border: 1px solid var(--color-border); color: var(--color-muted);
}
.stack-chip em { color: var(--color-accent); font-style: normal; font-size: 0.72rem; }

/* ============================================
   ACHIEVEMENTS
   ============================================ */
.achieve-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 20px; }
.achieve-card {
  text-align: center; background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 32px 16px;
}
.achieve-number {
  display: block; font-family: var(--font-display); font-weight: 800; font-size: 2.6rem;
  background: linear-gradient(120deg, var(--color-accent), var(--color-secondary));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.achieve-label { color: var(--color-muted); font-size: 0.85rem; }

/* ============================================
   CONTACT
   ============================================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-list { display: flex; flex-direction: column; gap: 16px; margin: 28px 0; }
.contact-list li { display: flex; align-items: center; gap: 12px; color: var(--color-muted); }
.contact-list .material-icons-round { color: var(--color-accent); }
.contact-list a:hover { color: var(--color-text); }
.contact-map-placeholder {
  height: 160px; border-radius: var(--radius-md); border: 1px dashed var(--color-border);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  color: var(--color-muted); background: var(--color-card);
}
.contact-map-placeholder .material-icons-round { font-size: 30px; color: var(--color-accent); }

.contact-form {
  background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  padding: 32px; display: flex; flex-direction: column; gap: 22px;
}
.form-field { position: relative; }
.form-field input, .form-field textarea {
  width: 100%; background: var(--color-bg-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 16px 14px; color: var(--color-text); resize: vertical;
  transition: border-color 0.3s;
}
.form-field input:focus, .form-field textarea:focus { border-color: var(--color-accent); }
.form-field label {
  position: absolute; left: 14px; top: 16px; color: var(--color-muted); pointer-events: none;
  transition: transform 0.2s var(--ease), font-size 0.2s var(--ease), color 0.2s;
  background: var(--color-card); padding: 0 4px;
}
.form-field input:focus + label, .form-field input:not(:placeholder-shown) + label,
.form-field textarea:focus + label, .form-field textarea:not(:placeholder-shown) + label {
  transform: translateY(-26px); font-size: 0.76rem; color: var(--color-accent);
}
.form-status { font-size: 0.86rem; color: var(--color-accent); min-height: 1.2em; }

/* ============================================
   FOOTER
   ============================================ */
.footer { position: relative; background: var(--color-bg-alt); padding-top: 60px; }
.footer-wave { width: 100%; height: 60px; display: block; fill: var(--color-bg); transform: translateY(-100%); }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; padding-bottom: 40px; }
.footer-brand p { color: var(--color-muted); margin-top: 10px; max-width: 280px; font-size: 0.88rem; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: var(--color-muted); font-size: 0.9rem; }
.footer-links a:hover { color: var(--color-accent); }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: var(--color-card); border: 1px solid var(--color-border);
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.footer-social a:hover { transform: translateY(-4px); border-color: var(--color-accent); }
.footer-bottom { border-top: 1px solid var(--color-border); padding: 20px 0; text-align: center; color: var(--color-muted); font-size: 0.82rem; }

/* ============================================
   FAB
   ============================================ */
.fab {
  position: fixed; bottom: 28px; right: 28px; width: 50px; height: 50px; border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary)); color: #fff;
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-glow);
  opacity: 0; visibility: hidden; transform: translateY(20px); z-index: 900;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
}
.fab.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.fab:hover { transform: translateY(-4px); }