/* =========================================================================
   GMDSS Italia — Modern design system
   Maritime command-bridge aesthetic. Liquid glass + radio signal accents.
   ========================================================================= */

@view-transition { navigation: auto; }

/* ---- Tokens ---- */
:root {
  --bg-deep: #050a14;
  --bg-base: #0a121f;
  --bg-elevated: #0f1a2c;
  --bg-raised: #14223a;
  --glass-bg: rgba(20, 35, 60, 0.45);
  --glass-bg-strong: rgba(20, 35, 60, 0.75);
  --glass-border: rgba(120, 180, 240, 0.18);
  --glass-border-strong: rgba(120, 180, 240, 0.32);
  --text-primary: #e6edf6;
  --text-secondary: #8da4be;
  --text-muted: #5d7593;
  --accent-green: #00ffaa;
  --accent-green-dim: #00cc88;
  --accent-red: #ff4466;
  --accent-blue: #3aa0ff;
  --accent-amber: #ffb000;
  --accent-cyan: #4cc9ff;
  --grad-primary: linear-gradient(135deg, #3aa0ff 0%, #00ffaa 100%);
  --grad-distress: linear-gradient(135deg, #ff4466 0%, #ffb000 100%);
  --grad-deep: radial-gradient(ellipse at top, #102544 0%, #050a14 70%);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
  --glow-blue: 0 0 24px rgba(58,160,255,0.4);
  --glow-green: 0 0 24px rgba(0,255,170,0.4);
  --glow-red: 0 0 24px rgba(255,68,102,0.4);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-pill: 999px;
  --container: 1240px;
  --nav-h: 72px;
  --font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", ui-monospace, monospace;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

[data-theme="light"] {
  --bg-deep: #eef2f8;
  --bg-base: #f7f9fc;
  --bg-elevated: #ffffff;
  --bg-raised: #ffffff;
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-bg-strong: rgba(255, 255, 255, 0.92);
  --glass-border: rgba(20, 60, 120, 0.12);
  --glass-border-strong: rgba(20, 60, 120, 0.22);
  --text-primary: #0a121f;
  --text-secondary: #46586f;
  --text-muted: #7d8da3;
  --grad-deep: radial-gradient(ellipse at top, #dde7f5 0%, #f0f4fa 70%);
  --shadow-md: 0 8px 32px rgba(20,60,120,0.10);
  --shadow-lg: 0 16px 48px rgba(20,60,120,0.14);
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-deep);
  background-image: var(--grad-deep);
  background-attachment: fixed;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg, video, canvas { display: block; max-width: 100%; height: auto; }
a { color: var(--accent-cyan); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent-green); }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 .5em;
  color: var(--text-primary);
}
h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }
h4 { font-size: 1.15rem; }
p { margin: 0 0 1em; color: var(--text-secondary); }

::selection { background: var(--accent-green); color: var(--bg-deep); }

/* ---- Container ---- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.container-narrow { max-width: 880px; margin: 0 auto; padding: 0 24px; }

/* ---- Sections ---- */
.section { padding: clamp(60px, 9vw, 120px) 0; position: relative; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  padding: 6px 14px;
  background: rgba(58,160,255,0.08);
  border: 1px solid rgba(58,160,255,0.25);
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
}
.section-tag::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green);
  animation: pulse 2s ease-in-out infinite;
}
.section-title { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 14px; }
.section-sub { font-size: 1.1rem; color: var(--text-secondary); max-width: 640px; }

/* ---- Glass panel ---- */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  position: relative;
}
.glass-strong {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--glass-border-strong);
}
.glass-glow {
  box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,0.06);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-border-strong);
  background: var(--glass-bg);
  color: var(--text-primary);
  transition: transform .25s var(--ease-out), box-shadow .25s, background .2s, border-color .2s;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}
.btn:hover {
  transform: translateY(-2px);
  background: rgba(58,160,255,0.1);
  border-color: var(--accent-blue);
  color: var(--text-primary);
}
.btn-primary {
  background: var(--grad-primary);
  border-color: transparent;
  color: #001628;
  font-weight: 700;
}
.btn-primary:hover {
  color: #001628;
  box-shadow: var(--glow-green), 0 8px 24px rgba(0,255,170,0.3);
  background: var(--grad-primary);
  border-color: transparent;
}
.btn-distress {
  background: var(--grad-distress);
  border-color: transparent;
  color: #2a0010;
  font-weight: 700;
}
.btn-distress:hover {
  color: #2a0010;
  box-shadow: var(--glow-red);
  background: var(--grad-distress);
}
.btn-ghost {
  background: transparent;
  border-color: var(--glass-border);
}
.btn-sm { padding: 10px 18px; font-size: .85rem; }
.btn-lg { padding: 18px 34px; font-size: 1rem; }
.btn-icon { padding: 12px; aspect-ratio: 1; }

/* ---- Chips ---- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: .82rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
}
.chip-green { color: var(--accent-green); border-color: rgba(0,255,170,0.3); background: rgba(0,255,170,0.06); }
.chip-blue { color: var(--accent-blue); border-color: rgba(58,160,255,0.3); background: rgba(58,160,255,0.06); }
.chip-red { color: var(--accent-red); border-color: rgba(255,68,102,0.3); background: rgba(255,68,102,0.06); }
.chip-amber { color: var(--accent-amber); border-color: rgba(255,176,0,0.3); background: rgba(255,176,0,0.06); }

/* ---- Cards ---- */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform .35s var(--ease-out), border-color .25s, box-shadow .35s;
  position: relative;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--glass-border-strong);
  box-shadow: var(--shadow-lg);
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 0%), rgba(58,160,255,0.08), transparent 60%);
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.card:hover::before { opacity: 1; }

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(5, 10, 20, 0.55);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  transition: background .3s;
}
[data-theme="light"] .nav { background: rgba(255,255,255,0.7); }
.nav-inner {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
  letter-spacing: .02em;
}
.nav-brand:hover { color: var(--text-primary); }
.nav-brand-mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--grad-primary);
  display: grid; place-items: center;
  color: #001628;
  font-weight: 800;
  box-shadow: var(--glow-blue);
}
.nav-brand-mark svg { width: 22px; height: 22px; }
.nav-brand small { color: var(--accent-cyan); font-size: .65rem; letter-spacing: .15em; text-transform: uppercase; display: block; line-height: 1; margin-top: 3px; }
.nav-logo {
  height: 44px;
  width: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.18);
  transition: transform .25s var(--ease-out), box-shadow .25s;
}
.nav-brand:hover .nav-logo { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(0,0,0,0.25); }
.footer .nav-logo { height: 48px; }
@media (max-width: 520px) {
  .nav-logo { height: 38px; }
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  display: inline-block;
  padding: 8px 14px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  transition: color .2s, background .2s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--text-primary);
  background: var(--glass-bg);
}
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
}
.nav-toggle svg { margin: auto; width: 22px; height: 22px; color: var(--text-primary); }
.theme-toggle {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: grid; place-items: center;
  color: var(--text-secondary);
  transition: color .2s, border-color .2s;
}
.theme-toggle:hover { color: var(--accent-amber); border-color: var(--accent-amber); }

@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-toggle { display: grid; place-items: center; }
  .nav-mobile {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--glass-bg-strong);
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
    border-bottom: 1px solid var(--glass-border-strong);
    padding: 20px;
  }
  .nav-mobile ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
  .nav-mobile a {
    display: block;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--text-primary);
  }
  .nav-mobile a:hover { background: var(--glass-bg); color: var(--accent-green); }
}

/* ---- Hero ---- */
.hero {
  position: relative;
  padding-top: calc(var(--nav-h) + 60px);
  padding-bottom: 80px;
  overflow: hidden;
  isolation: isolate;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  left: 35%;               /* spostato verso destra, via dall'area del titolo */
  z-index: -1;
  opacity: .28;            /* più tenue, non compete col testo */
  pointer-events: none;
  mask-image: radial-gradient(ellipse at 70% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 40%, #000 30%, transparent 80%);
}
.hero-bg-orb {
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(58,160,255,0.18), transparent 60%);
  filter: blur(40px);
  z-index: -1;
  pointer-events: none;
  animation: float 20s ease-in-out infinite;
}
.hero-bg-orb.green {
  background: radial-gradient(circle, rgba(0,255,170,0.15), transparent 60%);
  animation-delay: -10s;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  font-size: .85rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4.4rem);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.hero-title .accent {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub { font-size: 1.15rem; max-width: 520px; margin-bottom: 32px; color: var(--text-secondary); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 36px; }
.hero-stats {
  display: flex; flex-wrap: wrap;
  gap: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--glass-border);
}
.hero-stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-green);
  line-height: 1;
}
.hero-stat-lbl { font-size: .85rem; color: var(--text-muted); margin-top: 4px; }

/* Hero photo (right side) */
.hero-photo {
  position: relative;
  margin: 0 0 0 auto;
  max-width: 820px;        /* ancora più grande → foto dominante */
  width: 100%;
  align-self: start;
  margin-top: 56px;        /* abbassata di un filo */
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--glass-border-strong);
  box-shadow:
    0 50px 100px -30px rgba(0,0,0,0.75),      /* ombra scura sotto, proiettata */
    0 30px 120px -10px rgba(58,160,255,0.45), /* glow blu sotto */
    0 10px 40px -10px rgba(0,255,170,0.20),   /* accenno verde sotto */
    inset 0 -1px 0 rgba(255,255,255,0.08);    /* highlight interno sul bordo BASSO */
  transform:
    perspective(1200px)
    rotateY(-7deg)
    rotateX(3deg)
    translateZ(0);
  transform-style: preserve-3d;
  transition: transform .7s var(--ease-out), box-shadow .5s;
  will-change: transform;
}
.hero-photo:hover {
  transform:
    perspective(1200px)
    rotateY(-2deg)
    rotateX(0deg)
    translateY(-6px);
  box-shadow:
    0 60px 120px -30px rgba(0,0,0,0.8),
    0 40px 140px -10px rgba(58,160,255,0.55),
    0 15px 50px -10px rgba(0,255,170,0.30),
    inset 0 -1px 0 rgba(255,255,255,0.12);
}
@media (max-width: 900px) {
  .hero-photo { transform: none; max-width: 100%; margin: 0 auto; align-self: auto; }
  .hero-photo:hover { transform: none; }
}
/* First image is in normal flow → defines figure height naturally (555×320).
   Other images stack on top, absolute-positioned to overlay it. */
.hero-photo img.hero-slide {
  width: 100%;
  height: auto;
  display: block;
  filter: saturate(1.1) contrast(1.05);
  opacity: 0;
  transition: opacity 1s var(--ease-out);
}
.hero-photo img.hero-slide:first-of-type {
  position: relative;
  z-index: 0;
}
.hero-photo img.hero-slide:not(:first-of-type) {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-photo img.hero-slide.active { opacity: 1; }
.hero-slides-dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 5;
}
.hero-slides-dots button {
  width: 28px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,0.30);
  border: 0;
  padding: 0;
  cursor: pointer;
  transition: background .25s, width .25s, box-shadow .25s;
}
.hero-slides-dots button.active {
  background: var(--accent-green);
  width: 44px;
  box-shadow: 0 0 10px var(--accent-green);
}
.hero-slides-dots button:hover { background: rgba(255,255,255,0.55); }
.hero-photo::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5,10,20,0) 55%, rgba(5,10,20,0.55) 100%);
  pointer-events: none;
  z-index: 1;
}
.hero-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(0deg, rgba(58,160,255,0.10) 0%, rgba(58,160,255,0) 25%);
  z-index: 2;
}
.hero-photo-readout {
  position: absolute;
  left: 16px; top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  background: rgba(5,10,20,0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(0,255,170,0.35);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--accent-green);
  z-index: 3;
}
.hero-photo-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green);
  animation: pulse 1.6s ease-in-out infinite;
}
.hero-photo-badge {
  position: absolute;
  right: 18px; bottom: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: rgba(5,10,20,0.7);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-md);
  z-index: 3;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.hero-photo-badge strong {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.hero-photo-badge span {
  font-size: .72rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 600;
  line-height: 1.25;
}

/* Hero panel: radio scope (legacy, kept for other pages) */
.hero-scope {
  position: relative;
  aspect-ratio: 1;
  max-width: 460px;
  margin-left: auto;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(0,255,170,0.04), rgba(5,10,20,0.6));
  border: 1px solid var(--glass-border-strong);
  box-shadow: var(--shadow-lg), inset 0 0 60px rgba(0,255,170,0.08);
  overflow: hidden;
}
.hero-scope::before, .hero-scope::after {
  content: '';
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  border: 1px solid rgba(0,255,170,0.18);
}
.hero-scope::after {
  inset: 24%;
  border-color: rgba(0,255,170,0.12);
}
.hero-scope-ring {
  position: absolute;
  inset: 40%;
  border-radius: 50%;
  border: 1px solid rgba(0,255,170,0.1);
}
.hero-scope-sweep {
  position: absolute;
  top: 50%; left: 50%;
  width: 50%; height: 2px;
  background: linear-gradient(90deg, rgba(0,255,170,0.8), transparent);
  transform-origin: 0 50%;
  animation: sweep 4s linear infinite;
  filter: blur(0.5px);
}
.hero-scope-sweep::after {
  content: '';
  position: absolute;
  top: -40px;
  left: 0;
  width: 100%;
  height: 80px;
  background: conic-gradient(from 270deg at 0% 50%, transparent 0deg, rgba(0,255,170,0.15) 30deg, transparent 60deg);
  pointer-events: none;
}
.hero-scope-blip {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 12px var(--accent-green);
  animation: blip 4s ease-out infinite;
}
.blip-1 { top: 24%; left: 30%; animation-delay: 0s; }
.blip-2 { top: 60%; left: 70%; animation-delay: 1.3s; }
.blip-3 { top: 70%; left: 28%; animation-delay: 2.6s; }
.hero-scope-cross {
  position: absolute; top: 50%; left: 50%;
  width: 90%; height: 1px;
  background: rgba(0,255,170,0.12);
  transform: translate(-50%, -50%);
}
.hero-scope-cross.v {
  width: 1px; height: 90%;
}
.hero-scope-readout {
  position: absolute;
  top: 14px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--accent-green);
  letter-spacing: .15em;
  background: rgba(5,10,20,0.5);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0,255,170,0.2);
}

/* ---- Course cards grid ---- */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 50px;
}
.course-card {
  display: flex;
  flex-direction: column;
  padding: 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: transform .35s var(--ease-out), border-color .25s;
  text-decoration: none;
  color: inherit;
}
.course-card:hover { transform: translateY(-6px); color: inherit; border-color: var(--accent-blue); }
.course-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 200px; height: 200px;
  background: radial-gradient(circle, var(--card-glow, rgba(58,160,255,0.2)), transparent 70%);
  filter: blur(20px);
  opacity: .6;
  pointer-events: none;
}
.course-card[data-cert="goc"] { --card-glow: rgba(255,176,0,0.2); }
.course-card[data-cert="roc"] { --card-glow: rgba(255,68,102,0.2); }
.course-card[data-cert="lrc"] { --card-glow: rgba(0,255,170,0.2); }
.course-card[data-cert="src"] { --card-glow: rgba(58,160,255,0.2); }
.course-card-badge {
  align-self: flex-start;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .15em;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  margin-bottom: 20px;
}
.course-card-cert {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1;
  margin-bottom: 6px;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.course-card[data-cert="goc"] .course-card-cert { background: linear-gradient(135deg, #ffb000, #ff7400); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.course-card[data-cert="roc"] .course-card-cert { background: linear-gradient(135deg, #ff4466, #cc2244); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.course-card[data-cert="lrc"] .course-card-cert { background: linear-gradient(135deg, #00ffaa, #00aa66); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.course-card[data-cert="src"] .course-card-cert { background: linear-gradient(135deg, #3aa0ff, #0066cc); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.course-card-title { font-size: 1.05rem; color: var(--text-primary); margin-bottom: 10px; }
.course-card-desc { font-size: .9rem; color: var(--text-secondary); margin-bottom: 22px; flex-grow: 1; }
.course-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 18px;
  border-top: 1px solid var(--glass-border);
}
.course-card-price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--text-primary);
}
.course-card-price small {
  font-size: .8rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-right: 8px;
}
.course-card-arrow {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: grid; place-items: center;
  transition: transform .25s, background .2s;
}
.course-card:hover .course-card-arrow { transform: translateX(4px); background: var(--accent-blue); }

/* ---- Quiz ---- */
.quiz {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  box-shadow: var(--shadow-lg);
}
.quiz-progress {
  display: flex;
  gap: 6px;
  margin-bottom: 32px;
}
.quiz-progress-step {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: var(--glass-border);
  overflow: hidden;
  transition: background .3s;
}
.quiz-progress-step.active { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.quiz-question { font-size: 1.4rem; margin-bottom: 24px; font-family: var(--font-display); }
.quiz-options { display: grid; gap: 12px; }
.quiz-option {
  width: 100%;
  text-align: left;
  padding: 18px 22px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-weight: 500;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 14px;
  transition: border-color .2s, background .2s, transform .2s;
}
.quiz-option:hover { border-color: var(--accent-green); background: rgba(0,255,170,0.06); transform: translateX(4px); }
.quiz-option-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--glass-bg);
  display: grid; place-items: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}
.quiz-result {
  text-align: center;
  padding: 30px 0;
}
.quiz-result-cert {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 16px;
}
.quiz-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 24px; gap: 12px; }
.quiz-back {
  font-size: .85rem;
  color: var(--text-muted);
  background: transparent;
  padding: 8px 12px;
  border-radius: var(--radius-md);
}
.quiz-back:hover { color: var(--accent-cyan); }

/* ---- GMDSS Map / Areas ---- */
.areas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 50px;
}
@media (max-width: 900px) { .areas-grid { grid-template-columns: 1fr; } }
.area-card {
  padding: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  cursor: pointer;
  transition: border-color .2s, background .2s;
}
.area-card:hover, .area-card.active { border-color: var(--accent-blue); background: rgba(58,160,255,0.06); }
.area-card.active { box-shadow: var(--glow-blue); }
.area-card-header {
  display: flex; align-items: center; gap: 14px; margin-bottom: 8px;
}
.area-card-zone {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-blue);
  line-height: 1;
}
.area-card-name { font-weight: 600; color: var(--text-primary); }
.area-card-desc { font-size: .9rem; color: var(--text-secondary); margin: 0; }
#areas-map {
  height: 480px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border-strong);
}

/* GMDSS world map (D3 + TopoJSON, equirectangular) */
.gmdss-viz {
  background: linear-gradient(180deg, #050d1c 0%, #08152b 100%);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-lg);
  padding: 16px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,0.04);
}
.gmdss-viz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  padding: 0 4px;
}
.gmdss-viz-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .02em;
}
.gmdss-viz-hint {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-muted);
  letter-spacing: .08em;
  text-transform: uppercase;
}
#gmdss-map {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  background:
    radial-gradient(ellipse at 30% 20%, rgba(58,160,255,0.14), transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(0,255,170,0.06), transparent 50%),
    #050d1c;
}
#gmdss-map .ocean { fill: transparent; }
#gmdss-map .graticule { fill: none; stroke: rgba(120,180,240,0.06); stroke-width: 0.5; }
#gmdss-map .land {
  fill: #1d3656;
  stroke: #0a1830;
  stroke-width: 0.4;
  transition: fill .25s;
}
#gmdss-map .country-borders { fill: none; stroke: rgba(120,180,240,0.10); stroke-width: 0.3; }
#gmdss-map .italy { fill: #2e5687; stroke: #4a7eb8; stroke-width: 0.6; }
#gmdss-map .zone { transition: opacity .3s var(--ease-out), filter .3s var(--ease-out); cursor: default; pointer-events: none; }
#gmdss-map .zone.dim { opacity: 0.18; }
#gmdss-map .zone.highlight { filter: drop-shadow(0 0 8px currentColor); }
#gmdss-map .lat-line { stroke-dasharray: 4 4; opacity: 0.7; }
#gmdss-map .lat-label { font-family: 'JetBrains Mono', monospace; font-size: 11px; }
#gmdss-map .sat-link { stroke-dasharray: 2 4; }
#gmdss-map .sat-pulse { animation: pulse 2s ease-in-out infinite; }
.gmdss-viz-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 12px 4px 2px;
  font-size: .78rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  letter-spacing: .04em;
}
.gmdss-viz-legend span { display: inline-flex; align-items: center; gap: 6px; }
.gmdss-viz-legend i {
  display: inline-block;
  width: 12px; height: 12px;
  border-radius: 3px;
  opacity: .8;
}

/* ---- Stat Counters ---- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.stat {
  text-align: center;
  padding: 32px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  font-weight: 800;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.stat-num.green { background: linear-gradient(135deg, #00ffaa, #00cc88); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat-num.amber { background: linear-gradient(135deg, #ffb000, #ff7400); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat-num.red { background: linear-gradient(135deg, #ff4466, #cc2244); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat-lbl { font-size: .85rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: .1em; margin-top: 8px; }

/* ---- Audio demo ---- */
.audio-demo {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-lg);
  flex-wrap: wrap;
}
.audio-demo-info { flex: 1; min-width: 240px; }
.audio-demo-info h3 { margin-bottom: 6px; }
.audio-demo-info p { margin: 0; font-size: .9rem; }
.audio-btn {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: var(--grad-distress);
  display: grid; place-items: center;
  color: #2a0010;
  flex-shrink: 0;
  box-shadow: var(--glow-red);
  transition: transform .2s;
  position: relative;
}
.audio-btn:hover { transform: scale(1.06); }
.audio-btn.playing::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 2px solid var(--accent-red);
  opacity: .6;
  animation: pulseRing 1.5s ease-out infinite;
}
.audio-btn.playing::after {
  content: '';
  position: absolute;
  inset: -16px;
  border-radius: 50%;
  border: 2px solid var(--accent-red);
  opacity: .3;
  animation: pulseRing 1.5s ease-out infinite;
  animation-delay: .5s;
}
.audio-btn svg { width: 32px; height: 32px; }
.audio-demo-label {
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--accent-amber);
  letter-spacing: .02em;
  margin-top: 10px !important;
  min-height: 1.2em;
  transition: opacity .2s;
}

/* ---- Gallery thumb wall (immagini native 100×100, no upscaling) ---- */
.gallery-grid {
  list-style: none;
  padding: 24px;
  margin: 50px auto 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, 100px);
  justify-content: center;
  gap: 10px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  max-width: 1100px;
}
.gallery-grid li {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  position: relative;
  cursor: zoom-in;
  transition: transform .25s var(--ease-out), border-color .2s, box-shadow .25s;
}
.gallery-grid li:hover {
  transform: scale(1.15);
  border-color: var(--accent-blue);
  box-shadow: var(--shadow-lg), var(--glow-blue);
  z-index: 2;
}
.gallery-grid img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  display: block;
  transition: filter .25s;
  filter: saturate(0.85) brightness(0.95);
}
.gallery-grid li:hover img { filter: saturate(1.1) brightness(1.05); }

/* ---- Marquee testimonials ---- */
.marquee {
  overflow: hidden;
  position: relative;
  margin-top: 40px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex;
  gap: 24px;
  width: max-content;
  animation: marquee 50s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.testimonial {
  width: 380px;
  flex-shrink: 0;
  padding: 28px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}
.testimonial-quote { font-size: .95rem; color: var(--text-primary); margin-bottom: 16px; line-height: 1.55; }
.testimonial-quote::before { content: '\201C'; font-family: var(--font-display); font-size: 2.2rem; color: var(--accent-cyan); line-height: 0; vertical-align: -.4em; margin-right: 4px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #001628;
  display: grid; place-items: center;
  font-weight: 700;
  font-family: var(--font-display);
}
.testimonial-name { font-weight: 600; font-size: .9rem; }
.testimonial-role { font-size: .78rem; color: var(--text-muted); }

/* ---- Forms ---- */
.form-grid { display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-label {
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text-secondary);
  text-transform: uppercase;
}
.form-input, .form-textarea, .form-select {
  padding: 14px 18px;
  font-size: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: border-color .2s, background .2s, box-shadow .2s;
  width: 100%;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--accent-blue);
  background: var(--glass-bg-strong);
  box-shadow: 0 0 0 3px rgba(58,160,255,0.15);
}
.form-textarea { resize: vertical; min-height: 140px; }
.form-status {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: .9rem;
  margin-bottom: 12px;
}
.form-status.success { background: rgba(0,255,170,0.08); border: 1px solid rgba(0,255,170,0.3); color: var(--accent-green); }
.form-status.error { background: rgba(255,68,102,0.08); border: 1px solid rgba(255,68,102,0.3); color: var(--accent-red); }

/* ---- FAQ ---- */
.faq { display: grid; gap: 12px; max-width: 880px; margin: 50px auto 0; }
.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color .2s;
}
.faq-item[open] { border-color: var(--glass-border-strong); }
.faq-summary {
  padding: 22px 26px;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  list-style: none;
  color: var(--text-primary);
  transition: color .2s;
}
.faq-summary::-webkit-details-marker { display: none; }
.faq-summary:hover { color: var(--accent-cyan); }
.faq-summary::after {
  content: '';
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238da4be' stroke-width='2.5' stroke-linecap='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-size: 14px;
  background-position: center;
  background-repeat: no-repeat;
  flex-shrink: 0;
  transition: transform .25s;
}
.faq-item[open] .faq-summary::after { transform: rotate(180deg); }
.faq-answer { padding: 0 26px 24px; color: var(--text-secondary); font-size: .95rem; line-height: 1.65; }

/* ---- Syllabus / feature list ---- */
.syllabus { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.syllabus-item {
  display: flex;
  gap: 16px;
  padding: 22px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}
.syllabus-num {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--accent-cyan);
  background: rgba(58,160,255,0.08);
  border: 1px solid rgba(58,160,255,0.25);
  padding: 4px 8px;
  border-radius: 6px;
  height: max-content;
  flex-shrink: 0;
}
.syllabus-body h4 { margin-bottom: 4px; font-size: 1rem; }
.syllabus-body p { font-size: .88rem; margin: 0; }

/* ---- Course detail hero ---- */
.course-hero {
  padding-top: calc(var(--nav-h) + 50px);
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
}
.course-hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) { .course-hero-grid { grid-template-columns: 1fr; } }
.course-hero-cert {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1;
  margin: 0 0 8px;
}
.course-price-card {
  padding: 32px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: calc(var(--nav-h) + 24px);
}
.course-price-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.course-price-now {
  font-family: var(--font-display);
  font-size: 3.4rem;
  font-weight: 800;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.course-price-old { color: var(--text-muted); text-decoration: line-through; font-size: 1.1rem; margin-left: 10px; }
.course-features { list-style: none; padding: 0; margin: 24px 0; display: grid; gap: 10px; }
.course-features li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: .92rem; color: var(--text-secondary);
}
.course-features svg { color: var(--accent-green); flex-shrink: 0; margin-top: 2px; }

/* ---- About-us hero image (native 1197×458) ---- */
.about-hero-img {
  margin: 0 auto;
  max-width: 1197px;    /* native width */
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--glass-border-strong);
  box-shadow: var(--shadow-lg), 0 0 80px rgba(58,160,255,0.10);
  position: relative;
}
.about-hero-img img {
  width: 100%;
  height: auto;
  display: block;
}
.about-hero-img::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5,10,20,0) 70%, rgba(5,10,20,0.30) 100%);
  border-radius: inherit;
}

/* ---- Course banner (native 750×280, no upscaling) ---- */
.course-banner {
  margin: 0 auto;
  max-width: 750px;
  width: 100%;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border-strong);
  box-shadow: var(--shadow-lg);
}
.course-banner img {
  width: 100%;
  height: auto;
  display: block;
  filter: saturate(1.05);
}
.course-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5,10,20,0) 50%, rgba(5,10,20,0.85) 100%);
}
.course-banner figcaption {
  position: absolute;
  left: 28px; bottom: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  z-index: 2;
}
.course-banner figcaption strong {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  color: var(--text-primary);
  text-shadow: 0 2px 12px rgba(0,0,0,0.6);
}

/* ---- Footer ---- */
.footer {
  padding: 80px 0 30px;
  border-top: 1px solid var(--glass-border);
  background: rgba(5,10,20,0.4);
  position: relative;
}
[data-theme="light"] .footer { background: rgba(255,255,255,0.4); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .footer-grid { grid-template-columns: 1fr; } }
.footer h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .14em; color: var(--accent-cyan); margin-bottom: 16px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer ul a { color: var(--text-secondary); font-size: .92rem; }
.footer ul a:hover { color: var(--accent-green); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  border-top: 1px solid var(--glass-border);
  font-size: .82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 16px;
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: grid; place-items: center;
  color: var(--text-secondary);
  transition: color .2s, border-color .2s;
}
.footer-social a:hover { color: var(--accent-green); border-color: var(--accent-green); }

/* ---- Utilities ---- */
.text-center { text-align: center; }
.text-balance { text-wrap: balance; }
.mt-xl { margin-top: 80px; }
.mb-xl { margin-bottom: 80px; }
.flex { display: flex; }
.gap-md { gap: 16px; }
.items-center { align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.fade-up.in { opacity: 1; transform: none; }

/* ---- Animations ---- */
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }
@keyframes pulseRing { 0% { transform: scale(0.9); opacity: .6; } 100% { transform: scale(1.4); opacity: 0; } }
@keyframes float { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(40px, -30px); } }
@keyframes sweep { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes blip {
  0% { opacity: 0; transform: scale(0.6); }
  10% { opacity: 1; transform: scale(1); }
  60% { opacity: .8; }
  100% { opacity: 0; transform: scale(1.4); }
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-50% - 12px)); }
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--bg-raised); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-blue); }

/* ---- Page transitions ---- */
::view-transition-old(root),
::view-transition-new(root) { animation-duration: 0.35s; }

/* ---- Reduce motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .marquee-track, .hero-scope-sweep, .hero-bg-orb { animation: none !important; }
}