/* GAiN UA — кабінет учасника. Inherits palette from index.html. */

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

:root {
  --ink: #0a0a0a;
  --ink-soft: #141414;
  --ink-mute: #4a4640;
  --paper: #f4efe7;
  --paper-dim: #e9e1d3;
  --paper-deep: #ddd4c2;
  --accent: #ff4f1f;
  --accent-ink: #c73300;
  --accent-glow: rgba(255, 79, 31, 0.35);
  --rule: rgba(10, 10, 10, 0.16);
  --rule-strong: rgba(10, 10, 10, 0.32);
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --display: "Unbounded", "Manrope", system-ui, sans-serif;
  --body: "Manrope", system-ui, sans-serif;
}

body {
  font-family: var(--body);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
  line-height: 1.5;
  min-height: 100vh;
}

a { color: inherit; }
a:hover { color: var(--accent-ink); }

.wrap { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 720px) { .wrap { padding: 0 20px; } }

/* ===== Topbar ===== */
.topbar {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: blur(8px);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding: 18px 0;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--display); font-weight: 800;
  font-size: 18px; letter-spacing: -0.01em;
  text-decoration: none; color: var(--ink);
}
.brand .mark {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--ink); color: var(--paper);
  display: grid; place-items: center; font-size: 16px;
}
.topbar-meta {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.03em;
  color: var(--ink-mute); text-transform: uppercase;
  display: flex; gap: 16px; align-items: center;
}
.topbar-meta .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }
.btn-ghost {
  font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em;
  background: transparent; border: 1px solid var(--rule-strong);
  color: var(--ink); padding: 8px 14px; border-radius: 999px;
  text-decoration: none; cursor: pointer;
}
.btn-ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ===== Hero / page heading ===== */
.page-head { padding: 56px 0 32px; border-bottom: 1px solid var(--rule); }
.eyebrow {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink-mute);
  display: inline-flex; align-items: center; gap: 8px;
}
.eyebrow::before {
  content: ""; width: 28px; height: 1px; background: var(--ink); display: inline-block;
}
h1.display {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(40px, 6vw, 88px);
  line-height: 0.95; letter-spacing: -0.025em; margin: 18px 0 0;
}
h1.display .thin { font-weight: 500; color: var(--ink-mute); }
h1.display .acc { color: var(--accent); }
.lede {
  font-size: clamp(16px, 1.5vw, 19px); max-width: 640px;
  color: var(--ink-soft); margin-top: 22px;
}

/* ===== Login card ===== */
.login-stage {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px;
  padding: 56px 0 96px;
}
@media (max-width: 920px) { .login-stage { grid-template-columns: 1fr; gap: 32px; padding: 32px 0 64px; } }
.login-card {
  background: var(--paper-dim);
  border: 1px solid var(--rule);
  border-radius: 24px;
  padding: 36px;
  align-self: start;
  box-shadow: 0 1px 0 rgba(255,255,255,0.5) inset, 0 24px 60px -32px rgba(10,10,10,0.18);
}
.login-card h2 {
  font-family: var(--display); font-weight: 700;
  font-size: 26px; margin: 0 0 6px; letter-spacing: -0.01em;
}
.login-card p.muted { color: var(--ink-mute); font-size: 14px; margin: 0 0 24px; }
label.field { display: block; }
label.field span {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-mute); margin-bottom: 8px; display: block;
}
input[type="email"] {
  width: 100%; padding: 16px 18px; border-radius: 14px;
  border: 1px solid var(--rule-strong); background: var(--paper);
  font-family: var(--body); font-size: 16px; color: var(--ink);
}
input[type="email"]:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--ink); color: var(--paper);
  font-family: var(--display); font-weight: 700; font-size: 15px;
  padding: 16px 28px; border: 0; border-radius: 999px; cursor: pointer;
  width: 100%; margin-top: 18px; text-decoration: none;
  transition: background 0.15s ease;
}
.btn-primary:hover { background: var(--accent-ink); color: var(--paper); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.flash {
  margin-top: 16px; padding: 14px 16px; border-radius: 12px;
  border: 1px solid var(--rule-strong); font-size: 14px;
}
.flash.ok    { background: rgba(34,160,80,0.08);   border-color: rgba(34,160,80,0.32);   color: #133320; }
.flash.warn  { background: rgba(255,79,31,0.08);   border-color: rgba(255,79,31,0.32);   color: var(--accent-ink); }
.flash.error { background: rgba(212,40,40,0.08);   border-color: rgba(212,40,40,0.32);   color: #6b1212; }

.side-facts {
  display: flex; flex-direction: column; gap: 20px;
  font-family: var(--mono); font-size: 13px; color: var(--ink-soft);
  border-left: 1px solid var(--rule); padding-left: 32px;
}
@media (max-width: 920px) { .side-facts { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); padding-top: 24px; } }
.side-facts strong { color: var(--ink); font-weight: 700; }

/* ===== Lessons grid ===== */
.lessons-meta {
  display: flex; justify-content: space-between; align-items: end;
  padding: 32px 0 24px; border-bottom: 1px solid var(--rule); flex-wrap: wrap; gap: 16px;
}
.lessons-meta .count {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ink-mute);
}
.lessons-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px; padding: 32px 0 96px;
}
.video-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 18px;
  overflow: hidden;
  cursor: pointer;
  display: flex; flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.video-card:hover {
  transform: translateY(-3px);
  border-color: var(--ink);
  box-shadow: 0 20px 60px -28px rgba(10,10,10,0.35);
}
.video-thumb {
  position: relative; aspect-ratio: 16/9; background: var(--ink); overflow: hidden;
}
.video-thumb img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.4s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.06); }
.video-thumb .play {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: linear-gradient(180deg, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.4) 100%);
  color: var(--paper);
}
.video-thumb .play-btn {
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(255,255,255,0.95); color: var(--ink);
  display: grid; place-items: center;
  box-shadow: 0 10px 24px rgba(0,0,0,0.35);
}
.video-thumb .play-btn svg { width: 24px; height: 24px; margin-left: 3px; }
.video-thumb .duration {
  position: absolute; right: 12px; bottom: 12px;
  background: rgba(10,10,10,0.78); color: var(--paper);
  font-family: var(--mono); font-size: 12px;
  padding: 4px 8px; border-radius: 6px;
}
.video-thumb .index {
  position: absolute; left: 12px; top: 12px;
  background: var(--paper); color: var(--ink);
  font-family: var(--mono); font-size: 11px; font-weight: 700;
  padding: 4px 8px; border-radius: 6px;
}
.video-body { padding: 18px 20px 22px; display: flex; flex-direction: column; gap: 12px; }
.video-body h3 {
  font-family: var(--display); font-weight: 700;
  font-size: 17px; line-height: 1.3; letter-spacing: -0.01em;
  margin: 0; color: var(--ink);
}

/* materials pill on a card */
.materials-pill {
  align-self: flex-start;
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--paper-deep); color: var(--ink);
  border: 1px solid var(--rule-strong);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; font-weight: 600;
  padding: 6px 11px; border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.materials-pill:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.materials-pill svg { width: 12px; height: 12px; }
.materials-pill .count { font-weight: 700; }

/* materials modal (separate from video player) */
.mat-modal-back {
  position: fixed; inset: 0; background: rgba(10,10,10,0.72);
  display: none; align-items: center; justify-content: center;
  padding: 24px; z-index: 110;
  backdrop-filter: blur(6px);
}
.mat-modal-back.show { display: flex; }
.mat-modal {
  background: var(--paper);
  width: min(720px, 100%);
  max-height: 86vh;
  border-radius: 20px;
  display: flex; flex-direction: column;
  box-shadow: 0 40px 100px rgba(0,0,0,0.4);
  overflow: hidden;
  position: relative;
}
.mat-modal-head {
  padding: 24px 28px 18px;
  border-bottom: 1px solid var(--rule);
  display: flex; align-items: start; justify-content: space-between; gap: 16px;
}
.mat-modal-head .eyebrow { font-size: 10px; letter-spacing: 0.16em; margin-bottom: 6px; }
.mat-modal-head h3 {
  margin: 0; font-family: var(--display); font-weight: 700;
  font-size: 22px; letter-spacing: -0.01em; line-height: 1.2;
}
.mat-modal-close {
  background: var(--paper-dim); color: var(--ink); border: 0;
  width: 36px; height: 36px; border-radius: 50%; cursor: pointer;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 14px;
  flex-shrink: 0;
}
.mat-modal-close:hover { background: var(--ink); color: var(--paper); }

.mat-list { padding: 14px 12px 22px; overflow-y: auto; flex: 1; }
.mat-item {
  display: flex; align-items: start; gap: 14px;
  padding: 14px 16px; border-radius: 14px;
  text-decoration: none; color: var(--ink);
  transition: background 0.12s ease;
}
.mat-item:hover { background: var(--paper-dim); color: var(--ink); }
.mat-icon {
  width: 40px; height: 40px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--ink); color: var(--paper);
  font-family: var(--mono); font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em;
  flex-shrink: 0;
}
.mat-icon.pdf     { background: #c73300; }
.mat-icon.slides  { background: #d97400; }
.mat-icon.doc     { background: #2a6bd9; }
.mat-icon.sheet   { background: #1d8a4a; }
.mat-icon.archive { background: #5a4d3a; }
.mat-icon.html    { background: #6c3eb6; }
.mat-icon.video   { background: #b32d2d; }
.mat-icon.image   { background: #4a4640; }
.mat-icon.link    { background: var(--ink); }
.mat-icon.file    { background: var(--ink-mute); }
.mat-body { flex: 1; min-width: 0; }
.mat-title { font-weight: 600; font-size: 15px; line-height: 1.3; }
.mat-meta {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em;
  color: var(--ink-mute); margin-top: 4px;
}
.mat-meta .speaker { color: var(--accent-ink); font-weight: 600; }
.mat-note {
  margin-top: 8px; font-size: 13px; line-height: 1.45; color: var(--ink-soft);
  white-space: pre-wrap; word-wrap: break-word;
  background: var(--paper-dim); padding: 10px 12px; border-radius: 8px;
  border-left: 2px solid var(--rule-strong);
}
.mat-arrow { color: var(--ink-mute); font-size: 18px; line-height: 1; padding-top: 8px; }
.mat-item:hover .mat-arrow { color: var(--accent); }

.mat-empty {
  padding: 32px; text-align: center; color: var(--ink-mute);
  font-family: var(--mono); font-size: 13px;
}

/* bonus-resources section under the grid */
.bonus-section {
  border-top: 1px solid var(--rule);
  padding: 56px 0 0;
  margin-top: 32px;
}
.bonus-section h2 {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(28px, 3.5vw, 44px);
  letter-spacing: -0.02em; margin: 14px 0 14px;
  line-height: 1.05;
}
.bonus-section h2 .acc { color: var(--accent); }
.bonus-section .lede { margin-top: 6px; margin-bottom: 28px; }
.bonus-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.bonus-card {
  display: flex; align-items: start; gap: 14px;
  padding: 18px 20px; border-radius: 16px;
  background: var(--paper-dim);
  border: 1px solid var(--rule);
  text-decoration: none; color: var(--ink);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.bonus-card:hover {
  transform: translateY(-2px);
  border-color: var(--ink);
  box-shadow: 0 12px 36px -16px rgba(10,10,10,0.3);
}

/* ===== Modal player ===== */
.modal-back {
  position: fixed; inset: 0; background: rgba(10,10,10,0.85);
  display: none; align-items: center; justify-content: center;
  padding: 24px; z-index: 100;
  backdrop-filter: blur(6px);
}
.modal-back.show { display: flex; }
.modal-frame {
  width: min(1120px, 100%); aspect-ratio: 16/9;
  background: #000; border-radius: 18px; overflow: hidden;
  position: relative;
  box-shadow: 0 40px 100px rgba(0,0,0,0.6);
}
.modal-frame iframe { width: 100%; height: 100%; border: 0; display: block; }
.modal-close {
  position: absolute; top: -52px; right: 0;
  background: var(--paper); color: var(--ink);
  border: 0; padding: 10px 18px; border-radius: 999px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em;
  text-transform: uppercase; cursor: pointer;
}
@media (max-width: 700px) { .modal-close { top: -48px; right: auto; left: 0; } }

footer.foot {
  border-top: 1px solid var(--rule);
  padding: 32px 0;
  font-family: var(--mono); font-size: 12px;
  color: var(--ink-mute); letter-spacing: 0.04em;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}