/* EXSESO prototype styles */
:root {
  --bg: #000000;
  --text: #F5F5F5;
  --muted: #B8B8B8;
  --primary: #43E3FF;
  --accent: #FFC611;
  --card: #0F0F10;
  --card-line: #1C1C1E;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem; position: sticky; top: 0;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(6px); border-bottom: 1px solid var(--card-line);
  z-index: 20;
}
.logo { font-weight: 800; letter-spacing: .5px; }
.logo-mark { color: var(--primary); }
.logo-name { color: var(--accent); }
.nav-toggle { display: none; font-size: 1.35rem; background: none; border: 1px solid var(--card-line); color: var(--text); padding: .4rem .6rem; border-radius: .5rem; }
.nav-menu { list-style: none; display: flex; gap: 1rem; margin: 0; padding: 0; }
.nav-menu a { padding: .5rem .75rem; border-radius: .6rem; border: 1px solid transparent; }
.nav-menu a:hover { background: var(--card); border-color: var(--card-line); }
.nav-menu .cta { background: var(--primary); color: #001018; font-weight: 700; }
@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .nav-menu { display: none; flex-direction: column; gap: .5rem; position: absolute; right: 1rem; top: 3.5rem; background: #090909; padding: .75rem; border: 1px solid var(--card-line); border-radius: .75rem; }
  .nav-menu.open { display: flex; }
}

.hero {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 2rem; padding: 4rem 1.25rem 3rem;
  align-items: center; border-bottom: 1px solid var(--card-line);
}
.hero-content h1 { font-size: clamp(2.4rem, 6vw, 4rem); margin: 0 0 .5rem; }
.lead { font-size: 1.15rem; color: var(--muted); }
.accent { color: var(--accent); }
.hero-actions { display: flex; gap: .75rem; margin-top: 1rem; }
.btn { display: inline-block; background: var(--primary); color: #001018; font-weight: 700;
       padding: .8rem 1rem; border-radius: .75rem; border: 0; cursor: pointer; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--card-line); }
.hero-art { height: 320px; border-radius: 1rem; border: 1px solid var(--card-line);
            background: radial-gradient(60% 60% at 70% 30%, rgba(67,227,255,.25), transparent),
                        radial-gradient(60% 60% at 30% 70%, rgba(255,198,17,.18), transparent),
                        url('assets/images/hero-placeholder.jpg') center/cover no-repeat; }
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .hero-art { order: -1; height: 240px; }
}

.highlights { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; padding: 2rem 1.25rem; }
.card { background: var(--card); border: 1px solid var(--card-line); border-radius: 1rem; padding: 1rem; }
.card h3 { margin-top: 0; }
.link { color: var(--primary); font-weight: 600; }
@media (max-width: 980px) { .highlights { grid-template-columns: 1fr; } }

.page { padding: 2rem 1.25rem; max-width: 1100px; margin: 0 auto; }
.programme { background: var(--card); border: 1px solid var(--card-line); border-radius: 1rem; padding: 1rem; margin-bottom: 1rem; }
.ticks { padding-left: 1.2rem; }
.ticks li::marker { color: var(--primary); }

.lead-section { padding: 2rem 1.25rem; border-top: 1px solid var(--card-line); }
.lead-form { max-width: 900px; }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .9rem; }
.grid label { display: grid; gap: .35rem; font-weight: 600; }
.grid input, .grid select, .grid textarea {
  background: #0B0B0C; color: var(--text); border: 1px solid var(--card-line); border-radius: .6rem; padding: .7rem .8rem;
}
.grid .full { grid-column: 1 / -1; }
.form-note { color: var(--muted); font-size: .9rem; }

.footer { border-top: 1px solid var(--card-line); padding: 1.25rem; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .75rem; }
.small { color: var(--muted); font-size: .9rem; }

.about-grid { display: grid; grid-template-columns: 280px 1fr; gap: 1.25rem; align-items: start; }
.portrait img { width: 100%; height: auto; border-radius: 1rem; border: 1px solid var(--card-line); }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } }

/* Video with overlay control */
.video-wrap { position: relative; }
.mute-btn {
  position: absolute;
  right: .6rem;
  bottom: .6rem;
  background: rgba(0,0,0,.6);
  border: 1px solid var(--card-line);
  color: var(--text);
  border-radius: .6rem;
  padding: .4rem .6rem;
  cursor: pointer;
  font-size: 1.1rem;
}
.mute-btn:hover { background: rgba(0,0,0,.8); }

.portrait video {
  width: 100%;
  border-radius: 1rem;
  border: 1px solid var(--card-line);
  display: block;
  max-height: 420px;
  object-fit: cover;
}