:root {
  --bg: #0f0f12;
  --card: #131316;
  --muted: #9aa0a6;
  --accent1: #22d3ee; /* cyan */
  --accent2: #34d399; /* emerald */
  --glass: rgba(255, 255, 255, 0.03);
  --radius: 16px;
  --max-width: 1100px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
  background: radial-gradient(1200px 500px at 110% -10%, rgba(34,211,238,0.14), transparent 60%),
              radial-gradient(1000px 420px at -10% -10%, rgba(52,211,153,0.12), transparent 60%),
              linear-gradient(180deg, #081018, #0a1820 40%, #0b1c24 100%);
  color: #e6e6e6;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
               Ubuntu, Cantarell, 'Helvetica Neue', Arial, 'Apple Color Emoji',
               'Segoe UI Emoji', 'Segoe UI Symbol';
}

/* global glow + particles */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(800px 300px at 85% -10%, rgba(34,211,238,0.18), transparent 60%),
    radial-gradient(700px 260px at 10% -10%, rgba(52,211,153,0.16), transparent 60%),
    radial-gradient(600px 220px at 50% 110%, rgba(34,211,238,0.1), transparent 60%);
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,0.35), transparent 60%),
    radial-gradient(1.5px 1.5px at 60% 20%, rgba(255,255,255,0.3), transparent 60%),
    radial-gradient(1.5px 1.5px at 80% 60%, rgba(255,255,255,0.28), transparent 60%),
    radial-gradient(2px 2px at 30% 80%, rgba(255,255,255,0.32), transparent 60%),
    radial-gradient(1.5px 1.5px at 45% 55%, rgba(255,255,255,0.25), transparent 60%);
  animation: driftStars 20s linear infinite;
}

@keyframes driftStars {
  0% { transform: translateY(0); opacity: 0.9; }
  100% { transform: translateY(-40px); opacity: 0.9; }
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px;
}

.nav {
  position: sticky;
  top: 0;
  backdrop-filter: blur(6px);
  background: linear-gradient(180deg, rgba(20, 20, 22, 0.6), rgba(10, 10, 12, 0.3));
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  z-index: 1000;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.6px;
  color: var(--accent1);
  text-decoration: none;
}

nav a {
  color: var(--muted);
  margin-left: 18px;
  text-decoration: none;
  transition: color 0.2s;
}

nav a:hover {
  color: #fff;
}

a[href^="mailto:smilelab01@outlook.com"] {
  color: #ffffff;
  font-weight: 700;
  text-decoration: underline;
}

body.dark a[href^="mailto:smilelab01@outlook.com"] {
  color: #ffffff;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.5rem;
  cursor: pointer;
}

.hero {
  padding: 60px 0;
}

.about-hero {
  position: relative;
  padding: 60px 0;
  background-image: url('../assets/images/Smile-lab-robots.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.about-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.55), rgba(0,0,0,0.45));
  pointer-events: none;
}

.about-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px 280px at 85% -10%, rgba(96,165,250,0.18), transparent 60%),
    radial-gradient(700px 240px at 10% -15%, rgba(168,85,247,0.18), transparent 60%),
    linear-gradient(transparent 0, rgba(255,255,255,0.03) 1px) 0 0/100% 28px,
    linear-gradient(90deg, transparent 0, rgba(255,255,255,0.03) 1px) 0 0/28px 100%;
  mix-blend-mode: screen;
  pointer-events: none;
  animation: glowShift 10s ease-in-out infinite alternate;
}

.about-hero .container {
  position: relative;
  z-index: 1;
}

.about-hero h1,
.about-hero h2,
.about-hero p,
.about-hero li {
  text-shadow: 0 2px 10px rgba(0,0,0,0.35);
}

.about-hero h1 {
  background: linear-gradient(90deg, var(--accent2), #60a5fa, var(--accent1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 200% 200%;
  animation: gradientShift 8s ease-in-out infinite;
}

.glass-box {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.glass-box h1, .glass-box h2 { color: #ffffff; }
.glass-box p, .glass-box li { color: #f1f5f9; }

.about-hero .glass-box { position: relative; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.about-hero .glass-box::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(96,165,250,0.45), rgba(168,85,247,0.45), rgba(255,107,107,0.35));
  filter: blur(14px);
  z-index: -1;
  opacity: 0.6;
}
.about-hero .glass-box:hover {
  transform: translateY(-4px) rotateX(2deg) rotateY(-2deg);
  box-shadow: 0 16px 40px rgba(0,0,0,0.45);
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes glowShift {
  0% { opacity: 0.6; }
  100% { opacity: 0.9; }
}

.research-hero {
  position: relative;
  padding: 60px 0;
  background: radial-gradient(1200px 400px at -10% -10%, rgba(96,165,250,0.16), transparent 60%),
              radial-gradient(900px 300px at 110% 20%, rgba(168,85,247,0.14), transparent 60%),
              linear-gradient(180deg, #0c1220, #0e1626);
}

.research-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(800px 240px at 20% -10%, rgba(96,165,250,0.12), transparent 60%);
  pointer-events: none;
}

.research-hero .container { position: relative; z-index: 1; }
.research-hero h1,
.research-hero h2,
.research-hero p,
.research-hero li { text-shadow: 0 2px 10px rgba(0,0,0,0.35); }

.research-split {
  margin-top: 24px;
  display: grid;
  gap: 18px;
}

.research-row {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 18px;
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.25);
}

.research-row .media img, .research-row .media embed {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 8px 18px rgba(0,0,0,0.25);
}

.research-row .content h3 { margin: 0 0 6px; color: #93c5fd; }
.research-row .content p { margin: 0; color: #d1d5db; }
.research-row .content ul { margin: 0; padding-left: 18px; }
.research-row .content li { color: #e5e7eb; }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 600px;
  gap: 36px;
  align-items: center;
}

.hero h1 {
  font-size: 2.6rem;
  margin: 0;
  color: var(--accent2);
}

.hero h2 {
  margin: 6px 0 18px;
  font-weight: 500;
  color: var(--muted);
}

.lead {
  font-size: 1.05rem;
  color: #d1d1d1;
  line-height: 1.5;
}

.lab-meta {
  list-style: none;
  padding: 0;
  margin: 18px 0;
}

.lab-meta li {
  margin: 6px 0;
  color: var(--muted);
}

.hero-cta .btn {
  display: inline-block;
  padding: 12px 18px;
  margin-right: 10px;
  border-radius: 12px;
  text-decoration: none;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  color: #081018;
  font-weight: 600;
  transition: transform 0.2s, box-shadow 0.2s;
}

.hero-cta .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.btn.ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  transition: border 0.2s, color 0.2s;
}

.btn.ghost:hover {
  border-color: var(--accent2);
  color: #fff;
}

.btn-pub {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 12px;
  text-decoration: none;
  background: linear-gradient(90deg, #ff5757, #ff8a8a);
  border: 1px solid #ff6b6b;
  color: #ffffff;
  font-weight: 800;
  letter-spacing: 0.2px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  box-shadow: 0 10px 24px rgba(255, 87, 87, 0.35);
}

.btn-pub:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(255, 87, 87, 0.45);
  filter: brightness(1.03);
}

.btn-pub:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.4), 0 14px 30px rgba(255, 87, 87, 0.45);
}

body.dark .btn-pub {
  background: linear-gradient(90deg, #ff6b6b, #ff8a8a);
  border-color: #ff8585;
  color: #ffffff;
}

.hero-card {
  background: #ffffff;
  padding: 18px;
  border-radius: 16px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.25);
  animation: floaty 6s ease-in-out infinite;
}

.card-inner {
  position: relative;
}

.card-inner img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
}

.card-info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 16px;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0));
  border-bottom-left-radius: 10px;
  border-bottom-right-radius: 10px;
  color: #fff;
}

.card-info h3,
.card-info p {
  margin: 0;
}

.card-info h3 {
  font-weight: 700;
  margin-bottom: 6px;
  color: #fff;
}

.card-info p {
  color: #f0f0f0;
}

.features {
  padding: 48px 0;
}

.boxed {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  padding: 28px;
  color: #111;
}

.boxed + .boxed {
  margin-top: 28px;
}

.container.boxed {
  margin-top: 28px;
  margin-bottom: 28px;
}

.boxed .section-title {
  color: #111;
}

.boxed .card {
  background: #f7f8fb;
}

.boxed .pub-highlight {
  background: linear-gradient(90deg, rgba(138, 92, 255, 0.08), rgba(255, 107, 107, 0.08));
  border-radius: 10px;
}

.section-title {
  font-size: 1.25rem;
  color: var(--accent2);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 18px;
}

.card {
  background: var(--card);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.5);
  transition: transform 0.28s cubic-bezier(.2, .9, .2, 1), box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7), 0 0 12px var(--accent2);
}

.gallery-tabs {
  display: flex;
  gap: 10px;
  margin: 10px 0 14px;
}

.gallery-tabs .tab {
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid rgba(0,0,0,0.08);
  background: #f7f8fb;
  color: #111;
  cursor: pointer;
}

.gallery-tabs .tab.active {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  color: #081018;
  font-weight: 700;
}

.gallery-content .hidden { display: none; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.video-item iframe {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 12px;
}

.pub-highlight {
  background: linear-gradient(90deg, rgba(138, 92, 255, 0.08), rgba(255, 107, 107, 0.06));
  padding: 18px;
  border-radius: 12px;
}

.pub-title {
  margin-top: 0;
  background: linear-gradient(90deg, var(--accent2), var(--accent1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cta {
  margin: 48px 0;
}

.cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  background: transparent;
  padding: 0;
  max-width: 900px;
  margin: 0 auto;
}

.site-footer {
  padding: 28px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  margin-top: 48px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: start;
}

.footer-grid h4 {
  margin: 0 0 8px;
}

/* FIX for large LinkedIn Icon */
.footer-grid svg {
    width: 32px;
    height: 32px;
    color: var(--muted);
    transition: color 0.2s;
}
.footer-grid a:hover svg {
    color: #fff;
}


.copyright {
  margin-top: 14px;
  color: var(--muted);
}

.page h1 {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cta-inner.center {
  flex-direction: column;
  text-align: center;
  justify-content: center;
}

.cta-inner.center .btn {
  margin-top: 16px;
}

.cta-inner h3 {
  margin: 0 0 8px;
  color: #0f172a;
}

.cta-inner p {
  margin: 0 0 10px;
  color: #334155;
}

.cta-list {
  margin: 0 0 14px;
  padding-left: 18px;
  list-style: disc;
}

.cta-list li {
  margin: 6px 0;
}

.cta-content {
  background: linear-gradient(180deg, #f7f8fa, #eef0f3);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.18);
  position: relative;
}

.cta-content .cta-list li { color: #000; }

.cta-content::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 18px;
  width: 44px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent2), #60a5fa);
  border-radius: 2px;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #eef2ff, #e7ecff);
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: 12px;
  padding: 18px;
  min-width: 210px;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.18), inset 0 0 0 1px rgba(255,255,255,0.6);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 20px;
}

.contact-card {
  background: #ffffff;
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.18);
}

.contact-card.info {
  background: radial-gradient(800px 300px at 0% -10%, rgba(96,165,250,0.25), transparent 60%),
              radial-gradient(600px 240px at 100% 10%, rgba(168,85,247,0.18), transparent 60%),
              linear-gradient(135deg, #0b1220, #0f172a);
  border-color: rgba(59,130,246,0.35);
  box-shadow: 0 14px 34px rgba(2,6,23,0.55), inset 0 0 0 1px rgba(255,255,255,0.06);
  color: #e5e7eb;
}

.label {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(37,99,235,0.12);
  color: #1d4ed8;
  font-weight: 700;
  margin-right: 8px;
}

.map-card {
  background: linear-gradient(135deg, #0b1220, #0f172a);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 14px 34px rgba(2,6,23,0.55), inset 0 0 0 1px rgba(255,255,255,0.06);
  color: #e5e7eb;
}

.btn-contact {
  display: inline-block;
  margin-top: 10px;
  padding: 12px 18px;
  border-radius: 12px;
  text-decoration: none;
  background: linear-gradient(90deg, #3b82f6, #2563eb);
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.2px;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn-contact:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.55);
  filter: brightness(1.05);
}

.btn-apply {
  background: linear-gradient(90deg, #3b82f6, #2563eb);
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.5px;
  font-size: 1.25rem;
  padding: 20px 34px;
  border-radius: 16px;
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.5);
}

.btn-apply:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.6);
}

body.dark {
  background: #000 !important;
  color: #e5e7eb;
}

body.dark .nav { background: rgba(0,0,0,0.6); border-bottom-color: rgba(255,255,255,0.06); }
body.dark nav a { color: #cbd5e1; }
body.dark .brand { color: #60a5fa; }
body.dark .hero h2 { color: #9aa0a6; }
body.dark .card, body.dark .hero-card { background: #0b0b0b; border-color: rgba(255,255,255,0.06); }
body.dark .boxed { background: #0b0b0b; color: #e5e7eb; border-color: rgba(255,255,255,0.06); }
body.dark .boxed .card { background: #121212; }
body.dark .pub-highlight { background: linear-gradient(90deg, rgba(96,165,250,0.18), rgba(244,114,182,0.14)); }
body.dark .cta-inner { background: #0f0f10; border-color: rgba(255,255,255,0.06); }
body.dark .cta-content { background: #0f0f10; border-color: rgba(255,255,255,0.06); }
body.dark .cta-actions { background: #0b1220; border-color: rgba(96,165,250,0.3); }
body.dark .btn-apply { background: linear-gradient(90deg, #60a5fa, #3b82f6); }

body.dark .cta-list { color: #e5e7eb; }
body.dark .cta-list li::marker { color: #60a5fa; }

.students-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.teaching-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 12px;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
  align-items: stretch;
}

.teach-title {
  margin: 0 0 12px;
  background: linear-gradient(90deg, var(--accent2), var(--accent1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
}

.tilt {
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  will-change: transform;
}

.tilt:hover {
  transform: perspective(800px) rotateX(4deg) rotateY(-4deg) translateY(-4px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
}

.tilt::after {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, rgba(138,92,255,0.35), rgba(255,107,107,0.35));
  filter: blur(10px);
  z-index: -1;
  border-radius: 14px;
}

.tilt.delay { transition-delay: 40ms; }

.teach-box {
  background: radial-gradient(1200px 400px at 10% -10%, rgba(96,165,250,0.25), transparent 60%),
              radial-gradient(900px 300px at 110% 20%, rgba(168,85,247,0.2), transparent 60%),
              linear-gradient(135deg, #0b1220, #0f172a);
  border: 1px solid rgba(59,130,246,0.25);
  color: #e5e7eb;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.teach-box ul li { color: #dbeafe; }
.teach-box p { color: #e2e8f0; }

.teach-box.boxed { background: transparent; color: #e5e7eb; }

.pi-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
  background: linear-gradient(135deg, #e7ecff, #eef2ff);
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.18), inset 0 0 0 1px rgba(255,255,255,0.6);
}

.pi-photo {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.18);
}

.pi-grid h2 { margin-top: 0; color: #0f172a; }
.pi-grid h3 { color: #1e293b; }
.pi-grid p, .pi-grid li { color: #0f172a; }

.student-card {
  background: linear-gradient(135deg, #f7f8fb, #eef2ff);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: 14px;
  padding: 16px;
  text-align: center;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.18);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.student-card:hover {
  transform: translateY(-6px) rotateX(2deg) rotateY(-2deg);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.26);
}

.student-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.18);
}

.student-card h4 { margin: 10px 0 6px; color: #0f172a; }
.student-card p { margin: 0 0 8px; color: #334155; }
.student-card a { color: #2563eb; text-decoration: none; font-weight: 600; }
.student-card a:hover { color: #1d4ed8; }

@keyframes floaty {
  0% { transform: translateY(0) }
  50% { transform: translateY(-6px) }
  100% { transform: translateY(0) }
}


/* ------------------------- */
/* --- Responsive Styles --- */
/* ------------------------- */

/* Tablet and smaller desktops */
@media (max-width: 900px) {
  .hero-grid,
  .cards-grid,
  .cta-inner,
  .contact-grid,
  .teaching-grid,
  .pi-grid,
  .research-row {
    grid-template-columns: 1fr;
  }

  .hero-card {
    margin-top: 20px;
  }
  
  .research-row {
    text-align: center;
  }

  .card-inner img {
    height: 280px;
  }
  
  .pi-photo {
      height: 260px;
  }

  nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 60px;
    right: 20px;
    background: var(--card);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.08);
  }

  nav.open {
    display: flex;
  }

  nav a {
    margin: 10px 0;
  }

  .nav-toggle {
    display: block;
  }
  
  .cta-actions {
      min-width: 100%;
  }

  .footer-grid {
    flex-direction: column;
    gap: 20px;
  }
}

/* Mobile phones */
@media (max-width: 600px) {
  .container {
      padding: 20px;
  }

  .hero h1 {
      font-size: 2.2rem;
  }

  .hero h2 {
      font-size: 1rem;
  }
  
  .hero-cta {
      display: flex;
      flex-direction: column;
      gap: 10px;
      align-items: stretch;
      text-align: center;
  }

  .boxed {
      padding: 20px;
  }
  
  .btn-apply {
      font-size: 1.1rem;
      padding: 16px 28px;
  }
}