/* ====== Base / Theme ====== */
:root{
  --bg: #0b0f14;
  --panel: rgba(255,255,255,0.07);
  --text: #f5f7fa;
  --muted: #98a2b3;
  --accent: #8b5cf6;
  --accent-2: #38bdf8;
  --ring: rgba(139,92,246,0.5);
  --card: rgba(255,255,255,0.08);
  --border: rgba(255,255,255,0.15);
  --shadow: 0 10px 35px rgba(0,0,0,0.35);
  --radius: 18px;
  --radius-lg: 26px;
  --radius-xl: 32px;
  --space: 18px;
  --space-lg: 28px;
  --space-xl: 44px;
  --cursor-size: 12px;
  --ripple-color: rgba(255,255,255,0.15);
  --typing-speed: 60ms;
  --hero-type-delay: 600;
}

:root.light{
  --bg: #f7f8fb;
  --panel: rgba(255,255,255,0.75);
  --text: #0f172a;
  --muted: #475569;
  --accent: #6d28d9;
  --accent-2: #0ea5e9;
  --ring: rgba(109,40,217,0.35);
  --card: #ffffff;
  --border: rgba(2,6,23,0.08);
  --shadow: 0 12px 30px rgba(2,6,23,0.1);
}

/* small reset */
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font: 16px/1.7 Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(139,92,246,0.12), transparent 60%),
    radial-gradient(1200px 600px at 90% 10%, rgba(14,165,233,0.12), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  -webkit-font-smoothing:antialiased;
  position:relative;
  overflow-x:hidden;
}

/* layout helpers */
.container{ width:min(1150px, 92%); margin-inline:auto; }
.section{ padding: clamp(64px, 8vw, 110px) 0; position:relative; }
.section.alt{ background: linear-gradient(180deg, transparent, rgba(255,255,255,0.02)); }
.section-title{
  font: 700 clamp(28px, 4vw, 44px)/1.15 Poppins, Inter, sans-serif;
  letter-spacing:-0.02em;
  margin:0 0 var(--space-lg);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
}
.display{
  font: 700 clamp(36px, 7vw, 64px)/1.05 Poppins, Inter, sans-serif;
  letter-spacing:-0.02em; margin:0 0 10px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
}
.lead{ font-size: clamp(16px, 2.2vw, 20px); color: var(--muted); max-width: 62ch; }
.muted{ color: var(--muted); }
.tiny{ font-size: 12px; }
.accent{ color: var(--accent); }
.note{ margin-top: 8px; }

/* grids */
.grid-2{ display:grid; grid-template-columns:1.1fr 0.9fr; gap: var(--space-lg); }
.grid-3{ display:grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.align-center{ align-items:center; }
.align-start{ align-items:start; }
.gap-lg{ gap: var(--space-lg); }
.gap-xl{ gap: var(--space-xl); }
.stack{ display:flex; flex-direction:column; gap: var(--space); }

/* Header/Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px) saturate(150%);
  background: color-mix(in srgb, var(--bg) 95%, transparent);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 10px rgba(0,0,0,0.25);
}

/* Flex container */
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 32px;
  width: 100%;
}

/* Logo + Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap; /* Prevent line break */
}

/* Logo image */
.brand .logo {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}

/* Brand text */
.brand .brand-text {
  font-weight: 700;
  letter-spacing: 0.5px;
  font-size: 1.6rem;
  white-space: nowrap; /* Prevent breaking “Mohit Sahija” */
}

/* Navigation List */
.nav-list {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
  flex-wrap: nowrap; /* Prevent wrapping */
  white-space: nowrap; /* Keep links in one line */
}

/* Individual links */
.nav-link {
  color: var(--muted);
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 10px;
  transition: all 0.18s ease;
  font-weight: 500;
  white-space: nowrap; /* Prevent breaking text like “About Me” */
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--text);
  background: var(--panel);
  box-shadow: inset 0 0 8px rgba(139,92,246,0.2);
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .nav-list {
    gap: 16px;
  }
}

@media (max-width: 768px) {
  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-list {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
}

/* progress */
.progress{ position:fixed; top:0; left:0; right:0; height:3px; z-index:150; pointer-events:none; }
.progress-bar{ display:block; height:100%; width:0; background: linear-gradient(90deg,var(--accent),var(--accent-2)); }

/* hero */
.hero{
  position:relative; min-height: 88vh; display:flex; align-items:center; justify-content:center; flex-direction:column; text-align:center;
  background:
    radial-gradient(1200px 600px at 0% 0%, rgba(124,92,255,0.18), transparent 60%),
    radial-gradient(1200px 600px at 100% 30%, rgba(56,189,248,0.18), transparent 60%),
    var(--bg);
  overflow:hidden;
}
.hero::before{
  content:""; position:absolute; inset:0;
  background-image: var(--hero);
  background-size: cover; background-position: center; opacity: .25; filter: saturate(120%) contrast(105%);
}
.hero-overlay{
  position:absolute; inset:0;
  background: radial-gradient(60% 50% at 50% 30%, rgba(0,0,0,.0), rgba(0,0,0,.55)),
              linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,.5) 100%);
  pointer-events:none;
}
.hero-inner{ position:relative; z-index:1; width: min(1150px, 92%); margin-inline:auto; }

.hero-inner .lead {
  max-width: 800px;
  margin: 1rem auto 0 auto;
  text-align: center;
  line-height: 1.6;
  font-size: 1.25rem;
  opacity: 0;                /* Start invisible */
  transform: translateY(20px); /* Start a bit lower */
  animation: fadeUp 1.2s ease-out forwards;
}

/* ===== Certificates Section ===== */
.certificates {
  padding: 60px 20px;
  text-align: center;
  background: #fff;
}

.certificates h2 {
  font-size: 2rem;
  margin-bottom: 30px;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: 32px;
  justify-items: center;
}

.cert-item {
  background: #f9f9f9;
  padding: 15px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  max-width: 100%;
}

.cert-item img {
  width: 100%;
  max-width: 1600px;   /* Allow big certificates */
  height: auto;
  object-fit: contain;
  border-radius: 8px;
}

/* Responsive tweak */
@media (max-width: 768px) {
  .hero-inner .lead {
    max-width: 90%;
    font-size: 1rem;
    line-height: 1.4;
  }
}

/* Animation keyframes */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== Slides: DEFAULT (Hero & other non-certificate sliders) ===== */
.slides{ position:relative; height: 320px; }
.slide{
  position:absolute; inset:0; opacity:0; transform: translateY(20px) scale(0.98);
  transition: 600ms ease; display:flex; flex-direction:column; justify-content:center; gap: 14px;
}
.slide.is-active{ opacity:1; transform: translateY(0) scale(1); }
.slider-controls{ display:flex; gap:10px; margin-top: 18px; justify-content:center; }

/* controls */
.dot{ width:12px; height:12px; border-radius:50%; border:1px solid var(--muted); background:transparent; cursor:pointer; }
.dot.is-active{ background: var(--accent); border-color: var(--accent); }

/* scroll indicator */
.scroll-indicator{
  position:absolute; bottom: 18px; left: 50%; translate: -50% 0;
  text-decoration:none; color: var(--text); font-size: 22px;
  opacity:0.7; transition: .2s; animation: float 2.2s ease-in-out infinite;
}

/* ===== Certificates slider OVERRIDES (only inside .certificates) ===== */
.certificates .slides {
  height: auto;             /* grow based on slide content */
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: visible;        /* allow full certificate to show */
  padding: 20px;
}

.certificates .slide {
  position: relative;       /* not absolute, so height adapts */
  opacity: 0;
  transform: translateY(20px) scale(0.98);
  transition: 600ms ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 14px;
  width: 100%;
}

.certificates .slide.is-active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.certificates .slide img {
  width: auto;
  height: auto;
  max-width: min(100%, 1600px); /* fit container/screen width */
  max-height: 90vh;             /* fit screen height */
  object-fit: contain;          /* keep aspect ratio */
  border-radius: 8px;
}

/* typing helper */
@keyframes blinkCaret { 50% { border-color: transparent; } }
#heroTyping {
  display:inline-block;
  min-width: 10ch;
  border-right: 2px solid rgba(255,255,255,0.7);
  white-space: nowrap;
  padding-right: 2px;
  -webkit-font-smoothing:antialiased;
  animation: blinkCaret .9s steps(1) infinite;
}

/* buttons */
.btn{
  --btn-bg: var(--accent); --btn-fg:#fff;
  padding: 10px 14px; border-radius: 12px; border:1px solid transparent;
  text-decoration:none; color: var(--btn-fg); display:inline-flex; align-items:center; gap:8px;
  width:fit-content; box-shadow: var(--shadow); transition: transform .18s ease, filter .18s ease;
  position:relative; overflow:hidden;
}
.btn:hover{ filter: brightness(1.05); transform: translateY(-2px); }
.btn.primary{ background: linear-gradient(135deg, var(--accent), var(--accent-2)); }
.btn.ghost{ background: transparent; color: var(--text); border-color: var(--border); box-shadow:none; }
.btn.tiny{ font-size:12px; padding:6px 10px; border-radius:10px; }

/* ripple ink */
.ripple { position:relative; overflow:hidden; }
.ripple .ripple-ink {
  position:absolute; border-radius:50%; transform: scale(0);
  background: var(--ripple-color); opacity:0.95; pointer-events:none;
  animation: ripple-effect 700ms ease-out;
}
@keyframes ripple-effect { to { transform: scale(5); opacity: 0; } }

/* cards */
.card{
  background: var(--card); border:1px solid var(--border);
  border-radius: var(--radius-lg); padding: var(--space-lg);
  box-shadow: var(--shadow); backdrop-filter: blur(14px) saturate(150%);
}
.hover-raise{ transition: transform .18s ease, box-shadow .18s ease; }
.hover-raise:hover{ transform: translateY(-4px); box-shadow: 0 20px 40px rgba(0,0,0,0.35); }

/* Background image applied to whole About section */
#about.about-bg {
  background: url('images/Me.jpg') no-repeat center center/cover;
  position: relative;
  padding: 80px 0;   /* adjust spacing */
  color: var(--text);
  overflow: hidden;
}

/* Dark overlay for readability */
#about.about-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55); /* adjust transparency */
  z-index: 0;
}

/* Ensure content sits above overlay */
#about .container {
  position: relative;
  z-index: 1;
}

/* Glass card styling */
.about-card.glass {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}


/* about */
.about-card {
  display: grid;
  grid-template-rows: 180px auto auto; /* reduced first row height for a wider-square look */
  gap: var(--space);
}
/* about */
.about-card {
  display: grid;
  grid-template-rows: 350px auto auto; /* bigger row for larger square image */
  gap: var(--space);
}

/* Avatar */
.avatar {
  width: 350px;   /* bigger width */
  height: 350px;  /* same as width for perfect square */
  border-radius: 16px; /* optional: rounded corners */
  background: linear-gradient(
      45deg,
      rgba(124, 92, 255, 0.35),
      rgba(56, 189, 248, 0.35)
    ),
    var(--avatar) center/cover no-repeat;
  border: 1px dashed var(--border);
  margin: 0 auto; /* center horizontally */
  transition: transform 0.3s ease;
}

.avatar:hover {
  transform: scale(1.05) rotate(1deg); /* subtle hover effect */
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space);
}

.stat {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  text-align: center;
}

.stat-num {
  font: 700 28px/1 Poppins, Inter, sans-serif;
  display: block;
}

.stat-label {
  color: var(--muted);
  font-size: 12px;
}


/* timeline */
.timeline{ list-style:none; padding:0; margin:0; position:relative; }
.timeline:before{ content:""; position:absolute; left: 18px; top:0; bottom:0; width:3px; background: linear-gradient(var(--accent), var(--accent-2)); }
.tl-item{ display:grid; grid-template-columns: 36px 1fr; gap: 16px; margin-bottom: 26px; }
.tl-dot{ width: 12px; height:12px; border-radius:50%; background: var(--accent-2); margin-top: 6px; box-shadow: 0 0 0 6px var(--ring), 0 0 16px var(--accent-2); }
.tl-content{ background: var(--panel); border:1px solid var(--border); border-radius: var(--radius); padding: var(--space); }
/* Skill Flip Cards */
.skill-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* Always 3 per row */
  gap: 24px;
  justify-items: center; /* keeps cards centered */
}

.skill-card {
  width: 240px;   /* fixed width */
  height: 240px;  /* fixed height */
  perspective: 1200px; /* 3D effect */
}

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform .6s ease;
  border-radius: 14px;
}

.skill-card:hover .card-inner {
  transform: rotateY(180deg);
}

/* Front & Back faces */
.card-front,
.card-back {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  border-radius: 14px;
  backface-visibility: hidden;   /* Prevents reflection */
  -webkit-backface-visibility: hidden;
  box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}

/* Front */
.card-front {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--text);
  font: 700 20px/1.3 Poppins, Inter, sans-serif;
}

/* Back */
.card-back {
  background: var(--panel);
  color: var(--text);
  transform: rotateY(180deg);
  line-height: 1.5;
}


/* front/back */
.card-front, .card-back{
  position:absolute; inset:0; backface-visibility:hidden; -webkit-backface-visibility:hidden;
  display:flex; align-items:center; justify-content:center; text-align:center; padding:20px;
}
.card-front{
  background: linear-gradient(135deg,var(--accent),var(--accent-2));
  color:var(--text); font-weight:700; -webkit-font-smoothing:antialiased; transform: rotateY(0deg);
  box-shadow: 0 12px 30px rgba(59,24,120,0.18);
}
.card-back{
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  color:var(--muted); transform: rotateY(180deg);
  border:1px solid rgba(255,255,255,0.02); line-height:1.4; padding:20px;
}
/* ensure GPU composition & avoid artifacts */
.card-front, .card-back, .card-inner { will-change: transform; -webkit-transform-style: preserve-3d; transform-style: preserve-3d; }

/* carousel */
.carousel{
  position:relative; margin-top: 26px; border-radius: var(--radius-lg);
  border:1px solid var(--border); overflow:hidden; background: var(--panel); box-shadow: var(--shadow);
}
.carousel-track{ display:flex; transition: transform .5s ease; touch-action: pan-y; }
.carousel-item{ min-width:100%; aspect-ratio: 16/9; object-fit: cover; user-select:none; filter:saturate(105%) contrast(105%); }
.carousel-btn{
  position:absolute; top:50%; translate:0 -50%; z-index:2;
  background: color-mix(in srgb, var(--bg) 60%, transparent); border:1px solid var(--border); color:var(--text);
  width:42px; height:42px; border-radius:50%; display:grid; place-items:center; cursor:pointer;
}
.carousel-btn.prev{ left:10px; } .carousel-btn.next{ right:10px; }
.carousel-dots{ position:absolute; left:50%; bottom:10px; translate:-50% 0; display:flex; gap:8px; }
.carousel-dots button{ width:10px; height:10px; border-radius:50%; border:1px solid var(--muted); background:transparent; cursor:pointer; }
.carousel-dots button.is-active{ background: var(--accent); border-color: var(--accent); }


/* Map Section */
#where-i-live {
  padding: 60px 0;
  background: #050202;
}

#where-i-live h2 {
  text-align: center;
  margin-bottom: 20px;
}

.map-card iframe {
  width: 100%;
  height: 350px;  /* Adjusted height (not too big, not too small) */
  border-radius: 12px;
  border: none;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}


/* Overlay Text */
.map-overlay {
  position: absolute;
  top: 50%;
  left: 10%;
  transform: translateY(-50%);
  background: rgba(0, 4, 62, 0.6);
  color: #fff;
  padding: 2rem;
  border-radius: 1rem;
  max-width: 350px;
}

.map-overlay p {
  margin-bottom: 1rem;
  font-size: 1rem;
}

.map-overlay ul li {
  margin: 0.5rem 0;
}


/* quote box */
.quote-box{ max-width:900px; margin-inline:auto; padding:36px; border-radius:20px; background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); border:1px solid rgba(255,255,255,0.03); text-align:center; box-shadow: 0 18px 40px rgba(0,0,0,0.4); }
.big-quote{ font-family: 'Poppins', sans-serif; font-weight:700; font-size: clamp(22px, 3.6vw, 40px); margin:0 0 12px; line-height:1.08; color:var(--text); background: linear-gradient(90deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.quote-author{ opacity:0.9; margin-top: 8px; }

/* Contact section background */
#contact.contact-bg {
  background: url('images/About.jpg') no-repeat center center/cover;
  position: relative;
  padding: 80px 0;
  color: var(--text);
  overflow: hidden;
}

/* Dark overlay for readability */
#contact.contact-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55); /* adjust opacity if needed */
  z-index: 0;
}

/* Ensure content (form) stays above overlay */
#contact .container {
  position: relative;
  z-index: 1;
}

/* Optional: make the form look glassy on top of the background */
#contact .form.card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.4);
}



/* form */
.form{ max-width: 760px; margin-inline:auto; }
.form-row{ display:flex; flex-direction:column; gap: 6px; margin-bottom: 14px; }
label{ font-weight:600; }
input, textarea{ background: var(--panel); border:1px solid var(--border); color:var(--text); padding: 12px 14px; border-radius: 12px; outline: 2px solid transparent; }
input:focus, textarea:focus{ outline-color: var(--ring); }
.form-actions{ display:flex; align-items:center; gap: 12px; }

/* footer & socials */
.site-footer{ padding: 18px 0; border-top: 1px solid var(--border); background: color-mix(in srgb, var(--bg) 84%, transparent); }
.footer-grid{ display:flex; align-items:center; justify-content:space-between; gap:14px; }
.socials{ display:flex; align-items:center; gap:12px; }
.social{ display:inline-flex; width:38px; height:38px; border-radius:50%; border:1px solid var(--border); align-items:center; justify-content:center; color:var(--text); background: var(--panel); }
.social:hover{ color:#fff; background: linear-gradient(135deg, var(--accent), var(--accent-2)); border-color:transparent; }
.top-link{ text-decoration:none; color:var(--text); padding:8px 12px; border-radius:12px; border:1px solid var(--border); }
.top-link:hover{ background: var(--panel); }

/* chat widget */
#chatWidget { position: fixed; right: 18px; bottom: 110px; z-index:220; display:flex; flex-direction:column; align-items:flex-end; gap:10px; }
.chat-open{ border:0; background: linear-gradient(135deg,var(--accent),var(--accent-2)); color:white; width:56px; height:56px; border-radius:999px; font-size:20px; box-shadow:0 12px 30px rgba(0,0,0,0.35); cursor:pointer; }
.chat-window { width:380px; max-width:92vw; background: var(--card); border:1px solid var(--border); border-radius:12px; overflow:hidden; display:flex; flex-direction:column; }
.chat-window.hidden{ display:none; }
.chat-head{ background: rgba(0,0,0,0.22); padding:10px 12px; display:flex; justify-content:space-between; align-items:center; color:var(--text); gap:8px; }
.chat-messages{ padding:12px; height:260px; overflow:auto; display:flex; flex-direction:column; gap:8px; }
.chat-messages .chat-line{ padding:8px 12px; border-radius:10px; max-width:86%; }
.chat-line.bot{ background: rgba(255,255,255,0.03); color:var(--text); align-self:flex-start; }
.chat-line.user{ background: linear-gradient(135deg,var(--accent),var(--accent-2)); color:white; align-self:flex-end; }
.chat-input{ display:flex; gap:8px; padding:10px; border-top:1px solid rgba(255,255,255,0.03); }
.chat-input input{ flex:1; padding:8px; border-radius:8px; background:rgba(255,255,255,0.03); border:1px solid rgba(255,255,255,0.04); color:var(--text); }

/* custom cursor */
.cursor-dot {
  position: fixed; pointer-events: none; z-index:9999;
  width: var(--cursor-size); height: var(--cursor-size); border-radius:50%;
  background: linear-gradient(90deg,var(--accent),var(--accent-2));
  transform: translate(-50%,-50%); transition: transform .12s ease, width .12s ease, height .12s ease, opacity .12s ease;
  box-shadow: 0 6px 18px rgba(59,24,120,0.32);
  mix-blend-mode: normal;
  opacity:0.95;
}
.cursor-dot.cursor-hover { transform: translate(-50%,-50%) scale(1.9); }

/* progress + theme */
.theme-toggle{ position: fixed; right: 14px; bottom: 14px; width: 44px; height:44px; border-radius: 50%; border:1px solid var(--border); background: var(--card); color: var(--text); box-shadow: var(--shadow); cursor:pointer; }

/* reveal */
.reveal{ opacity:0; translate: 0 10px; transition: 700ms ease; }
.reveal.is-visible{ opacity:1; translate: 0 0; }

/* responsive */
@media (max-width: 980px){
  .grid-2{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .nav-list{ display:none; position:absolute; right:12px; top:64px; background: var(--card); padding:12px; border-radius:10px; border:1px solid var(--border); box-shadow:0 10px 30px rgba(0,0,0,0.5); }
  .nav-list.is-open{ display:flex; flex-direction:column; gap:8px; }
  .nav-toggle{ display:block; }
}
@media (max-width: 560px){
  .hero::before{ opacity: .12; }
  .carousel-item{ aspect-ratio: 3/2; }
  #chatWidget { right: 12px; bottom: 160px; }
}