/* ═══════════════════════════════════════════════════════════════
   AYUSH RAJAK PORTFOLIO — styles.css
   Theme: Dark Amber / Circuit-Board Minimal
   Fonts: Syne (headlines) + Space Mono (code) + DM Sans (body)
═══════════════════════════════════════════════════════════════ */

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

:root {
  --bg:         #0d0d0f;
  --bg-2:       #111114;
  --bg-card:    #161619;
  --bg-card-2:  #1c1c20;
  --border:     rgba(255,255,255,0.07);
  --border-2:   rgba(255,178,50,0.2);

  --accent:     #ffb232;
  --accent-dim: rgba(255,178,50,0.15);
  --accent-glow:rgba(255,178,50,0.35);

  --text:       #e8e6e1;
  --text-sub:   #9d9b96;
  --text-muted: #5a5856;

  --font-head:  'Syne', sans-serif;
  --font-mono:  'Space Mono', monospace;
  --font-body:  'DM Sans', sans-serif;

  --radius:     12px;
  --radius-sm:  8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  --max-w:      1160px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  cursor: none;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 999px; }

/* ─── CUSTOM CURSOR ─────────────────────────────────────────── */
.cursor {
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s, width 0.2s, height 0.2s;
  mix-blend-mode: difference;
}
.cursor-follower {
  width: 32px; height: 32px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.12s ease, opacity 0.3s, width 0.3s, height 0.3s, border-color 0.3s;
  opacity: 0.6;
}
.cursor.hovered { width: 18px; height: 18px; }
.cursor-follower.hovered { width: 50px; height: 50px; opacity: 0.4; }

@media (hover: none) {
  .cursor, .cursor-follower { display: none; }
  body { cursor: auto; }
}

/* ─── UTILITIES ─────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.accent { color: var(--accent); }
.accent-text { color: var(--accent); }
.mono { font-family: var(--font-mono); }

.section-tag {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 56px;
  color: var(--text);
}

/* ─── REVEAL ANIMATION ──────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── BUTTONS ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.03em;
  border: none;
}
.btn .arrow { transition: transform 0.25s; }
.btn:hover .arrow { transform: translateX(4px); }

.btn-primary {
  background: var(--accent);
  color: #0d0d0f;
}
.btn-primary:hover {
  background: #ffc65a;
  box-shadow: 0 0 28px var(--accent-glow);
}

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

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent-dim);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* ─── NAV ───────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background 0.4s, backdrop-filter 0.4s, border-bottom 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(13,13,15,0.92);
  backdrop-filter: blur(18px);
  border-bottom-color: var(--border);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-sub);
  text-decoration: none;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  background: var(--accent-dim) !important;
  color: var(--accent) !important;
  border: 1px solid var(--border-2);
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700 !important;
}
.nav-cta:hover {
  background: var(--accent) !important;
  color: #0d0d0f !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── MOBILE MENU ─────────────────────────────────────────── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 68px; left: 0; right: 0;
  background: rgba(13,13,15,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 999;
  padding: 24px;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
}
.mobile-menu.open {
  display: block;
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.mobile-link {
  display: block;
  padding: 14px 16px;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
.mobile-link:hover { background: var(--bg-card); color: var(--accent); }

/* ─── HERO ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 100px 0 60px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
#circuit-canvas {
  width: 100%; height: 100%;
  opacity: 0.18;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 24px;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(3.2rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}
.hero-headline .line { display: block; }
.hero-sub {
  max-width: 580px;
  font-size: 1.1rem;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-head);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-num::after { content: '+'; font-size: 1.4rem; }
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
}
.stat-divider {
  width: 1px; height: 44px;
  background: var(--border);
}
.hero-scroll {
  position: absolute;
  bottom: 32px; right: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 0.5;
}
.scroll-text {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  writing-mode: vertical-rl;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ─── ABOUT ─────────────────────────────────────────────────── */
.about {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.about-left .section-title { margin-bottom: 24px; }
.about-body {
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 18px;
  font-size: 1.0rem;
}
.usp-cards { display: flex; flex-direction: column; gap: 20px; margin-top: 8px; }
.usp-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.usp-card:hover {
  border-color: var(--border-2);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}
.usp-icon { font-size: 1.6rem; margin-bottom: 12px; }
.usp-card h3 {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}
.usp-card p { color: var(--text-sub); font-size: 0.9rem; line-height: 1.6; }

/* ─── EXPERIENCE TIMELINE ───────────────────────────────────── */
.experience { background: var(--bg); }
.timeline {
  position: relative;
  padding-left: 32px;
  max-width: 820px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}
.timeline-item {
  position: relative;
  margin-bottom: 52px;
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.timeline-item.visible { opacity: 1; transform: translateX(0); }
.timeline-dot {
  position: absolute;
  left: -38px;
  top: 6px;
  width: 13px; height: 13px;
  background: var(--accent);
  border-radius: 50%;
  border: 2.5px solid var(--bg);
  box-shadow: 0 0 12px var(--accent-glow);
}
.timeline-date {
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.timeline-card:hover {
  border-color: var(--border-2);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}
.timeline-header { margin-bottom: 12px; }
.timeline-header h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}
.timeline-company {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  margin-top: 4px;
}
.timeline-desc {
  color: var(--text-sub);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 18px;
}
.timeline-desc strong { color: var(--text); font-weight: 600; }
.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.timeline-tags span {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* ─── SKILLS ────────────────────────────────────────────────── */
.skills {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
}
.skill-group { }
.skill-group-title {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.skill-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.skill-tag {
  padding: 6px 14px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  cursor: default;
  transition: transform 0.2s, box-shadow 0.2s;
}
.skill-tag:hover { transform: translateY(-2px); }

.skill-tag.core   { background: rgba(255,178,50,0.1);  border: 1px solid rgba(255,178,50,0.3);  color: #ffcc7a; }
.skill-tag.iot    { background: rgba(80,200,255,0.08); border: 1px solid rgba(80,200,255,0.25); color: #7ad4ff; }
.skill-tag.ai     { background: rgba(150,100,255,0.1); border: 1px solid rgba(150,100,255,0.3); color: #c4a3ff; }
.skill-tag.eda    { background: rgba(255,100,100,0.08);border: 1px solid rgba(255,100,100,0.25);color: #ff9898; }
.skill-tag.tools  { background: rgba(50,255,150,0.07); border: 1px solid rgba(50,255,150,0.2);  color: #7affc4; }
.skill-tag.soft   { background: rgba(200,200,200,0.06);border: 1px solid rgba(200,200,200,0.15);color: #c8c5be; }

/* ─── PROJECTS ──────────────────────────────────────────────── */
.projects { background: var(--bg); }
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto;
  gap: 24px;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.project-card:hover::before { opacity: 1; }
.project-card:hover {
  border-color: var(--border-2);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.45);
}
.project-card.featured {
  grid-column: 1 / -1;
  background: var(--bg-card-2);
  border-color: rgba(255,178,50,0.15);
  display: grid;
  grid-template-columns: auto;
}
.project-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,178,50,0.12);
  border: 1px solid rgba(255,178,50,0.3);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 5px 12px;
  border-radius: 999px;
  width: fit-content;
  letter-spacing: 0.06em;
}
.project-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.project-number {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.12em;
}
.project-links { display: flex; gap: 12px; }
.project-link {
  color: var(--text-muted);
  transition: color var(--transition);
  display: flex;
  align-items: center;
}
.project-link:hover { color: var(--accent); }
.project-title {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}
.project-subtitle {
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.06em;
}
.project-problem, .project-solution {
  font-size: 0.9rem;
  color: var(--text-sub);
  line-height: 1.65;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
}
.project-problem {
  background: rgba(255,80,80,0.05);
  border-left: 2px solid rgba(255,80,80,0.4);
}
.project-solution {
  background: rgba(50,255,120,0.05);
  border-left: 2px solid rgba(50,255,120,0.35);
}
.problem-label { color: #ff8080; font-weight: 600; font-size: 0.75rem; display: block; margin-bottom: 4px; font-family: var(--font-mono); }
.solution-label { color: #80ffb4; font-weight: 600; font-size: 0.75rem; display: block; margin-bottom: 4px; font-family: var(--font-mono); }
.project-tech { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.project-tech span {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* ─── ACHIEVEMENTS ──────────────────────────────────────────── */
.achievements {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.ach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.ach-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color var(--transition), transform var(--transition);
}
.ach-item:hover { border-color: var(--border-2); transform: translateY(-2px); }
.ach-icon { font-size: 1.5rem; flex-shrink: 0; margin-top: 2px; }
.ach-item strong {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  display: block;
  margin-bottom: 4px;
  color: var(--text);
}
.ach-item p { font-size: 0.85rem; color: var(--text-sub); line-height: 1.5; }

/* ─── CONTACT ───────────────────────────────────────────────── */
.contact { background: var(--bg); }
.contact-sub {
  color: var(--text-sub);
  font-size: 1.05rem;
  max-width: 500px;
  margin-bottom: 56px;
  margin-top: -32px;
  line-height: 1.7;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-link {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: border-color var(--transition), transform var(--transition);
}
.contact-link:hover { border-color: var(--border-2); transform: translateX(6px); }
.contact-icon { font-size: 1.2rem; margin-top: 2px; flex-shrink: 0; }
.contact-label {
  font-size: 0.68rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px;
}
.contact-value {
  font-size: 0.9rem;
  color: var(--text);
  display: block;
}

/* Contact Form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  text-transform: uppercase;
}
.form-input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255,178,50,0.12);
}
.form-input.error { border-color: #ff6b6b; }
.form-input::placeholder { color: var(--text-muted); }
.form-textarea { resize: vertical; min-height: 130px; }
.form-error {
  font-size: 0.78rem;
  color: #ff7a7a;
  font-family: var(--font-mono);
  min-height: 16px;
}
.form-submit { align-self: flex-start; margin-top: 4px; }
.form-success {
  display: none;
  padding: 14px 20px;
  background: rgba(50,255,120,0.08);
  border: 1px solid rgba(50,255,120,0.3);
  border-radius: var(--radius-sm);
  color: #80ffb4;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.form-success.visible { display: block; animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ─── FOOTER ────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  background: var(--bg-2);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}
.footer-links { display: flex; gap: 24px; }
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card.featured { grid-column: 1; }
  .ach-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: none; }
  .mobile-menu.open { display: block; }
  .section { padding: 72px 0; }
  .hero-headline { font-size: clamp(2.8rem, 11vw, 5rem); }
  .hero-stats { gap: 20px; }
  .skills-grid { grid-template-columns: 1fr; }
  .ach-grid { grid-template-columns: 1fr; }
  .hero-scroll { display: none; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { justify-content: center; }
  .timeline { padding-left: 20px; }
  .footer-inner { flex-direction: column; text-align: center; }
}