:root {
  --bg: #080b14;
  --bg-2: #0d1220;
  --panel: rgba(255, 255, 255, 0.03);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #e7ecf5;
  --muted: #93a0b8;
  --accent-1: #6366f1;
  --accent-2: #22d3ee;
  --grad: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --radius: 18px;
  --maxw: 1160px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --nav-bg: rgba(8, 11, 20, 0.75);
  --mobile-nav-bg: rgba(8, 11, 20, 0.96);
  --chip-bg: rgba(13, 18, 32, 0.85);
  --tag-bg: rgba(255, 255, 255, 0.05);
  --grid-line: rgba(255, 255, 255, 0.025);
  --avatar-bg: linear-gradient(135deg, #1a2036, #11162a);
  --orb-opacity: 0.5;
  --ghost-hover-bg: var(--panel);
}

[data-theme="light"] {
  --bg: #f4f7fd;
  --bg-2: #e9eefb;
  --panel: rgba(255, 255, 255, 0.72);
  --panel-border: rgba(15, 23, 42, 0.12);
  --text: #0f1a33;
  --muted: #55627c;
  --accent-1: #5b5ff0;
  --accent-2: #0a9ec4;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.14);
  --nav-bg: rgba(255, 255, 255, 0.82);
  --mobile-nav-bg: rgba(255, 255, 255, 0.96);
  --chip-bg: rgba(255, 255, 255, 0.92);
  --tag-bg: rgba(15, 23, 42, 0.04);
  --grid-line: rgba(15, 23, 42, 0.05);
  --avatar-bg: linear-gradient(135deg, #e7ecfa, #f7faff);
  --orb-opacity: 0.32;
  --ghost-hover-bg: rgba(15, 23, 42, 0.05);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(99, 102, 241, 0.4); }

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { list-style: none; }

.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; }

.orb { position: absolute; border-radius: 50%; filter: blur(110px); opacity: var(--orb-opacity); }

.orb-1 { width: 520px; height: 520px; top: -160px; left: -120px; background: rgba(99, 102, 241, 0.4); }
.orb-2 { width: 460px; height: 460px; bottom: -120px; right: -120px; background: rgba(34, 211, 238, 0.22); }

.grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background 0.3s, box-shadow 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: var(--nav-bg);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--panel-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.nav-inner { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; height: 74px; display: flex; align-items: center; justify-content: space-between; }

.brand { font-family: var(--font-display); font-weight: 700; font-size: 1.4rem; letter-spacing: 0.5px; }
.brand-dot { color: var(--accent-2); }

.nav-links { display: flex; gap: 28px; }
.nav-links a { font-size: 0.92rem; color: var(--muted); font-weight: 500; position: relative; transition: color 0.2s; }
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0; background: var(--grad); transition: width 0.25s; border-radius: 2px; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a.active::after, .nav-links a:hover::after { width: 100%; }

.nav-cta { display: flex; align-items: center; gap: 14px; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: transform 0.3s, opacity 0.3s; }

.theme-toggle {
  width: 38px; height: 38px; border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--tag-bg); border: 1px solid var(--panel-border); cursor: pointer;
  color: var(--muted); transition: color 0.2s, border-color 0.2s, transform 0.2s;
}
.theme-toggle:hover { color: var(--text); border-color: var(--accent-1); transform: translateY(-1px); }
.theme-toggle svg { width: 18px; height: 18px; }
.icon-sun { display: block; }
.icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 600; font-size: 0.95rem; border-radius: 12px; padding: 13px 26px; transition: transform 0.2s, box-shadow 0.2s, background 0.2s; border: 1px solid transparent; cursor: pointer; }

.btn-sm { padding: 9px 18px; font-size: 0.85rem; border-radius: 10px; }
.btn-lg { padding: 16px 34px; font-size: 1.02rem; }

.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 30px rgba(99, 102, 241, 0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(99, 102, 241, 0.45); }

.btn-ghost { background: transparent; border-color: var(--panel-border); color: var(--text); }
.btn-ghost:hover { border-color: rgba(99, 102, 241, 0.45); transform: translateY(-2px); background: var(--ghost-hover-bg); }

/* ---------- Hero ---------- */
.hero { padding: 170px 0 60px; }

.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center; }

.hero-eyebrow { font-family: var(--font-mono); color: var(--accent-2); font-size: 0.95rem; margin-bottom: 14px; letter-spacing: 1px; }

.hero-name { font-family: var(--font-display); font-size: clamp(2.6rem, 6vw, 4.4rem); line-height: 1.05; font-weight: 700; letter-spacing: -1px; margin-bottom: 18px; }

.hero-role { font-family: var(--font-display); font-size: clamp(1.15rem, 2.4vw, 1.5rem); font-weight: 600; color: var(--muted); min-height: 2.2rem; margin-bottom: 18px; }
.hero-role .typed { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.caret { display: inline-block; width: 3px; height: 1.2em; background: var(--accent-2); vertical-align: text-bottom; margin-left: 4px; animation: blink 0.85s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero-summary { color: var(--muted); font-size: 1.08rem; max-width: 560px; margin-bottom: 32px; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 30px; }

.hero-contact { display: flex; flex-wrap: wrap; gap: 10px 24px; font-size: 0.92rem; color: var(--muted); }
.hero-contact a { transition: color 0.2s; }
.hero-contact a:hover { color: var(--accent-2); }

.hero-visual { position: relative; display: flex; justify-content: center; }

.avatar-card { position: relative; width: 300px; height: 300px; display: flex; align-items: center; justify-content: center; }
.avatar {
  width: 230px; height: 230px; border-radius: 28px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 4.6rem; font-weight: 700;
  background: var(--avatar-bg);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
  color: transparent; background-image: var(--grad); -webkit-background-clip: text; background-clip: text;
  z-index: 2;
}
.avatar-ring {
  position: absolute; inset: -18px; border-radius: 38px; z-index: 1;
  background: conic-gradient(from 0deg, rgba(99,102,241,0.5), rgba(34,211,238,0.15), transparent 55%, rgba(99,102,241,0.5));
  filter: blur(2px); opacity: 0.55;
  animation: spin 12s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.floating-chip {
  position: absolute; z-index: 3; font-size: 0.82rem; font-weight: 600;
  background: var(--chip-bg); border: 1px solid var(--panel-border);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  padding: 9px 16px; border-radius: 999px; box-shadow: 0 12px 30px rgba(0,0,0,0.35);
}
.chip-1 { top: 6%; left: 0; animation: float 6s ease-in-out infinite; }
.chip-2 { bottom: 18%; right: 0; animation: float 7s ease-in-out 0.8s infinite; }
.chip-3 { top: 52%; left: -8%; animation: float 8s ease-in-out 1.6s infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ---------- Stats ---------- */
.stats {
  margin-top: 70px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius);
  padding: 30px; -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.stat { text-align: center; }
.stat-num { display: block; font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-label { color: var(--muted); font-size: 0.9rem; }

/* ---------- Sections ---------- */
.section { padding: 100px 0; }

.section-tag { font-family: var(--font-mono); color: var(--accent-2); font-size: 0.85rem; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 12px; }

.section-title { font-family: var(--font-display); font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 700; letter-spacing: -0.5px; margin-bottom: 48px; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; }
.about-text p { color: var(--muted); font-size: 1.03rem; margin-bottom: 18px; }

.about-facts { margin-top: 26px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.fact { background: var(--panel); border: 1px solid var(--panel-border); border-radius: 12px; padding: 14px 16px; }
.fact-key { display: block; font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.fact-val { font-weight: 600; font-size: 0.95rem; }

.about-side { background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius); padding: 28px; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); align-self: start; }
.side-title { font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 18px; }
.capability-list li { display: flex; align-items: flex-start; gap: 12px; color: var(--muted); padding: 9px 0; font-size: 0.95rem; }
.cap-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--grad); margin-top: 8px; flex-shrink: 0; box-shadow: 0 0 10px rgba(99,102,241,0.6); }

/* ---------- Skills ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.skill-card { background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius); padding: 26px; transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.skill-card:hover { transform: translateY(-6px); border-color: rgba(99, 102, 241, 0.45); box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4); }
.skill-card-head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.skill-icon { width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-weight: 700; font-family: var(--font-mono); color: #fff; background: linear-gradient(135deg, var(--i), color-mix(in srgb, var(--i) 40%, #1a2036)); }
.skill-card h3 { font-family: var(--font-display); font-size: 1.15rem; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.skill-tags span { font-size: 0.85rem; padding: 7px 14px; border-radius: 999px; background: var(--tag-bg); border: 1px solid var(--panel-border); color: var(--text); transition: border-color 0.2s, background 0.2s; }
.skill-tags span:hover { border-color: var(--accent-1); background: rgba(99, 102, 241, 0.12); }

/* ---------- Timeline ---------- */
.timeline { position: relative; margin-left: 6px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(to bottom, var(--accent-1), var(--accent-2)); opacity: 0.5; }

.tl-item { position: relative; padding: 0 0 38px 44px; }
.tl-dot { position: absolute; left: 0; top: 8px; width: 16px; height: 16px; border-radius: 50%; background: var(--bg); border: 3px solid var(--accent-1); box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2), 0 0 14px rgba(99, 102, 241, 0.7); }

.tl-card { background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius); padding: 26px; transition: transform 0.25s, border-color 0.25s; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.tl-card:hover { transform: translateX(4px); border-color: rgba(99, 102, 241, 0.4); }
.tl-top { margin-bottom: 14px; }
.tl-top h3 { font-family: var(--font-display); font-size: 1.2rem; margin-bottom: 4px; }
.tl-company { display: block; color: var(--accent-2); font-size: 0.92rem; font-weight: 500; }
.tl-date { display: inline-block; margin-top: 8px; font-family: var(--font-mono); font-size: 0.78rem; color: var(--muted); background: var(--tag-bg); border: 1px solid var(--panel-border); padding: 4px 12px; border-radius: 999px; }
.tl-points { list-style: disc; padding-left: 18px; }
.tl-points li { color: var(--muted); font-size: 0.95rem; margin-bottom: 8px; }

/* ---------- Projects ---------- */
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.project-card { background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.project-card:hover { transform: translateY(-6px); border-color: rgba(34, 211, 238, 0.4); box-shadow: 0 22px 55px rgba(0, 0, 0, 0.42); }
.project-tag { align-self: flex-start; font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 1px; text-transform: uppercase; color: var(--accent-2); background: rgba(34, 211, 238, 0.1); border: 1px solid rgba(34, 211, 238, 0.25); padding: 5px 12px; border-radius: 999px; margin-bottom: 16px; }
.project-card h3 { font-family: var(--font-display); font-size: 1.2rem; margin-bottom: 10px; }
.project-card > p { color: var(--muted); font-size: 0.94rem; margin-bottom: 14px; }
.project-points { margin-bottom: 20px; }
.project-points li { position: relative; padding-left: 18px; color: var(--muted); font-size: 0.88rem; margin-bottom: 7px; }
.project-points li::before { content: "→"; position: absolute; left: 0; color: var(--accent-2); }
.project-pills { margin-top: auto; display: flex; flex-wrap: wrap; gap: 8px; }
.project-pills span { font-size: 0.76rem; padding: 5px 11px; border-radius: 999px; background: var(--tag-bg); border: 1px solid var(--panel-border); color: var(--muted); }

/* ---------- Certifications ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cert-card { display: flex; gap: 18px; align-items: center; background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius); padding: 22px; transition: transform 0.25s, border-color 0.25s; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.cert-card:hover { transform: translateY(-5px); border-color: rgba(167, 139, 250, 0.45); }
.cert-badge { flex-shrink: 0; width: 54px; height: 54px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-family: var(--font-mono); font-size: 0.8rem; font-weight: 700; color: #fff; background: linear-gradient(135deg, var(--accent-1), #a78bfa); }
.cert-body h3 { font-family: var(--font-display); font-size: 1rem; line-height: 1.35; margin-bottom: 4px; }
.cert-body p { color: var(--muted); font-size: 0.85rem; }

/* ---------- Education ---------- */
.edu-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.edu-card { background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius); padding: 30px; transition: transform 0.25s, border-color 0.25s; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.edu-card:hover { transform: translateY(-5px); border-color: rgba(99, 102, 241, 0.45); }
.edu-card h3 { font-family: var(--font-display); font-size: 1.2rem; margin-bottom: 6px; }
.edu-card p { color: var(--muted); font-size: 0.95rem; margin-bottom: 12px; }
.edu-date { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent-2); }

/* ---------- Volunteering ---------- */
.volunteer-card {
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.05), rgba(99, 102, 241, 0.04)), var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 24px;
  padding: 38px;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: border-color 0.25s, box-shadow 0.25s;
}
.volunteer-card:hover { border-color: rgba(34, 211, 238, 0.4); box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4); }
.volunteer-head { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-bottom: 18px; }
.volunteer-badge {
  flex-shrink: 0; width: 58px; height: 58px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--accent-2), var(--accent-1));
  box-shadow: 0 10px 26px rgba(34, 211, 238, 0.3);
}
.volunteer-title h3 { font-family: var(--font-display); font-size: 1.35rem; margin-bottom: 4px; }
.volunteer-title p { color: var(--accent-2); font-size: 0.95rem; font-weight: 600; }
.volunteer-site {
  margin-left: auto; font-family: var(--font-mono); font-size: 0.85rem;
  color: var(--muted); border: 1px solid var(--panel-border);
  padding: 8px 16px; border-radius: 999px; transition: color 0.2s, border-color 0.2s;
}
.volunteer-site:hover { color: var(--accent-2); border-color: rgba(34, 211, 238, 0.45); }
.volunteer-desc { color: var(--muted); font-size: 1.02rem; margin-bottom: 18px; max-width: 760px; }
.volunteer-desc strong { color: var(--text); }
.volunteer-points { margin-bottom: 26px; }
.volunteer-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  border-top: 1px solid var(--panel-border); padding-top: 24px;
}
.vstat { text-align: center; }
.vstat-num { display: block; font-family: var(--font-display); font-size: 1.7rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.vstat-label { color: var(--muted); font-size: 0.82rem; }

/* ---------- Contact ---------- */
.section-contact { padding-top: 40px; }
.contact-card { text-align: center; background: linear-gradient(180deg, rgba(99, 102, 241, 0.08), transparent), var(--panel); border: 1px solid var(--panel-border); border-radius: 26px; padding: 70px 30px; -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.contact-card .section-title { margin-bottom: 14px; }
.contact-sub { color: var(--muted); max-width: 520px; margin: 0 auto 34px; }
.contact-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin-bottom: 30px; }
.contact-links { display: flex; justify-content: center; gap: 26px; flex-wrap: wrap; }
.contact-links a { color: var(--muted); font-size: 0.92rem; transition: color 0.2s; }
.contact-links a:hover { color: var(--accent-2); }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--panel-border); padding: 30px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.footer p { color: var(--muted); font-size: 0.85rem; }
.footer-links { display: flex; gap: 22px; }
.footer-links a { color: var(--muted); font-size: 0.85rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--accent-2); }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .avatar-ring, .floating-chip { animation: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { margin-top: 20px; }
  .about-grid { grid-template-columns: 1fr; }
  .projects-grid, .cert-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .nav-links {
    position: fixed; top: 74px; right: 0; left: 0;
    flex-direction: column; gap: 0;
    background: var(--mobile-nav-bg);
    -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--panel-border);
    max-height: 0; overflow: hidden; transition: max-height 0.35s ease;
  }
  .nav-links.open { max-height: 420px; }
  .nav-links a { display: block; padding: 16px 24px; border-bottom: 1px solid var(--panel-border); }
  .nav-toggle { display: block; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .edu-grid { grid-template-columns: 1fr; }
  .volunteer-stats { grid-template-columns: repeat(2, 1fr); }
  .volunteer-site { margin-left: 0; }
}

@media (max-width: 480px) {
  .hero { padding-top: 140px; }
  .hero-actions .btn { width: 100%; }
  .chip-3 { left: 0; }
}