/* ═══════════════════════════════════════
   Event Details Page Styles
   ═══════════════════════════════════════ */

/* ── SUBNAV ── */
.subnav {
  background: var(--white);
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: var(--nav-height);
  z-index: 90;
}

.subnav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  gap: 32px;
}

.subnav a {
  padding: 16px 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  border-bottom: 3px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.subnav a:hover { color: var(--green); }
.subnav a.active { color: var(--green); border-bottom-color: var(--green); }

/* ── FORMAT / TIMELINE CARDS ── */
.format-section {
  padding: 64px 0;
}

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

.format-title {
  font-size: 36px;
  font-weight: 900;
  color: var(--dark);
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.format-sub {
  font-size: 17px;
  color: var(--text);
  line-height: 28px;
  margin-bottom: 40px;
  max-width: 700px;
}

.format-grid {
  display: flex;
  gap: 24px;
}

.format-card {
  flex: 1;
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.format-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.format-card-bar {
  height: 4px;
  border-radius: 2px;
  margin-bottom: 20px;
}

.format-card-bar.green { background: var(--green); }
.format-card-bar.blue { background: var(--blue); }
.format-card-bar.red { background: var(--red); }

.format-card-step {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.format-card-step.green { color: var(--green); }
.format-card-step.blue { color: var(--blue); }
.format-card-step.red { color: var(--red); }

.format-card h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}

.format-card-date {
  font-size: 14px;
  color: var(--text);
  margin-bottom: 16px;
}

.format-card p {
  font-size: 15px;
  color: var(--text);
  line-height: 26px;
}

.format-card-details {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.format-card-details li {
  font-size: 14px;
  color: var(--text);
  line-height: 22px;
  padding-left: 16px;
  position: relative;
}

.format-card-details li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

/* ── CATEGORIES & PRIZES ── */
.prizes-section {
  background: var(--bg);
  padding: 64px 0;
}

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

.prizes-title {
  font-size: 36px;
  font-weight: 900;
  color: var(--dark);
  letter-spacing: -1px;
  margin-bottom: 40px;
}

.prizes-grid {
  display: flex;
  gap: 24px;
}

.prize-card {
  flex: 1;
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 32px;
  overflow: hidden;
}

.prize-card-bar {
  height: 4px;
  border-radius: 2px;
  margin-bottom: 20px;
}

.prize-card-bar.blue { background: var(--blue); }
.prize-card-bar.purple { background: var(--purple); }

.prize-card h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
}

.prize-card h3.blue { color: var(--blue); }
.prize-card h3.purple { color: var(--purple); }

.prize-card-desc {
  font-size: 15px;
  color: var(--text);
  line-height: 26px;
  margin-bottom: 20px;
}

.prize-table {
  width: 100%;
  border-collapse: collapse;
}

.prize-table th {
  text-align: left;
  padding: 10px 0;
  font-size: 11px;
  font-weight: 700;
  color: var(--green-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-bottom: 2px solid var(--border);
}

.prize-table td {
  padding: 10px 0;
  font-size: 14px;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.prize-table td:last-child {
  text-align: right;
  font-weight: 700;
  color: var(--dark);
}

/* ── COUNTDOWN ── */
.countdown-section {
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  padding: 48px 0;
  text-align: center;
}

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

.countdown-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 24px;
}

.countdown-boxes {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.countdown-box {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: 16px 24px;
  min-width: 80px;
}

.countdown-val {
  font-size: 36px;
  font-weight: 900;
  color: var(--white);
}

.countdown-label {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ── FAQ ── */
.faq-section {
  padding: 64px 0;
}

.faq-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.faq-title {
  font-size: 36px;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 32px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 17px;
  font-weight: 700;
  color: var(--dark);
  background: none;
  cursor: pointer;
  text-align: left;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding-bottom: 20px;
  font-size: 15px;
  color: var(--text);
  line-height: 26px;
}

/* ═══════════════════════════════════════
   Timeline — HOW IT WORKS
   ═══════════════════════════════════════ */
.tl-centered {
  text-align: center;
  margin-bottom: 40px;
}

.tl-centered .section-sub {
  margin: 0 auto;
}

.timeline {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: linear-gradient(to bottom, var(--green), #0a0d1c);
}

.tl-step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  margin-bottom: 40px;
}

.tl-step:last-child {
  margin-bottom: 0;
}

.tl-num {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.tl-num.n1 { background: var(--green); color: #fff; }
.tl-num.n2 { background: #0a0d1c; color: #fff; }
.tl-num.n3 {
  background: linear-gradient(135deg, var(--green), #0a0d1c);
  color: #fff;
  box-shadow: 0 0 0 4px var(--bg), 0 0 0 6px var(--green);
}

.tl-card {
  flex: 1;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-top: 4px;
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.tl-card:hover {
  border-color: var(--green-border);
  box-shadow: var(--shadow-lg);
}

.tl-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.tl-card-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.3px;
}

.tl-card-date {
  font-size: 13px;
  font-weight: 600;
  color: var(--green);
  background: var(--green-light);
  border: 1px solid var(--green-border);
  border-radius: 20px;
  padding: 4px 14px;
  white-space: nowrap;
  flex-shrink: 0;
}

.tl-card-desc {
  font-size: 15px;
  color: var(--text);
  line-height: 1.65;
  margin-bottom: 16px;
}

.tl-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
}

.tag-online {
  background: var(--green-light);
  color: var(--green);
  border: 1px solid var(--green-border);
}

.tag-platform {
  background: #f0f0f0;
  color: #555;
  border: 1px solid #ddd;
}

.tl-details {
  border-top: 1px solid #f0f0f0;
  padding-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.tl-detail {
  font-size: 13px;
  color: #888;
  line-height: 1.5;
}

.tl-detail strong {
  color: var(--dark);
  font-weight: 600;
}

.sub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}

.sub-box {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.sub-head {
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.sub-open .sub-head { background: var(--blue); color: #fff; }
.sub-chal .sub-head { background: var(--purple); color: #fff; }

.sub-body {
  background: #f9f9f9;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--text);
  line-height: 1.65;
}

.sub-body strong {
  color: var(--dark);
  font-weight: 600;
}

.sub-badge {
  display: inline-block;
  margin-top: 8px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  color: #333;
}

/* ═══════════════════════════════════════
   Categories & Prizes
   ═══════════════════════════════════════ */
.cats-header {
  text-align: center;
  margin-bottom: 32px;
}

.cats-header .section-sub {
  margin: 10px auto 0;
}

.cats-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}

.cat-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-md);
}

.cat-head {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.cat-open .cat-head { background: var(--blue); }
.cat-chal .cat-head { background: var(--purple); }

.cat-name {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}

.cat-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 4px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  white-space: nowrap;
}

.cat-body {
  padding: 20px 24px;
  background: var(--white);
}

.cat-desc {
  font-size: 13px;
  color: var(--text);
  margin-bottom: 18px;
  line-height: 1.6;
}

.open-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.open-section {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.open-section-live .os-head { background: var(--blue); color: #fff; }
.open-section-online .os-head { background: var(--blue-light); color: var(--blue); }

.os-head {
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.os-body {
  padding: 14px;
  background: #f9f9f9;
}

.prize-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 13px;
}

.prize-row:last-child { border-bottom: none; }

.prize-rank {
  font-weight: 500;
  min-width: 28px;
  color: #888;
}

.prize-rank.gold { color: #d97706; font-weight: 700; }
.prize-rank.silver { color: var(--silver); font-weight: 700; }
.prize-rank.bronze { color: var(--bronze); font-weight: 700; }

.prize-amount {
  font-weight: 700;
  color: var(--dark);
  font-size: 14px;
}

.prize-amount.top {
  font-size: 18px;
  color: var(--green);
}

.chal-note {
  background: var(--purple-light);
  border: 1px solid var(--purple-mid);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  color: #444;
  margin-bottom: 14px;
  line-height: 1.5;
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.chal-prizes {
  background: #f9f9f9;
  border-radius: 10px;
  padding: 4px 14px;
  border: 1px solid var(--border);
}

.cats-note {
  text-align: center;
  margin-top: 28px;
  font-size: 18px;
  color: var(--green-muted);
  line-height: 1.8;
}

.cats-note strong { color: var(--dark); }

/* ═══════════════════════════════════════
   Responsive — Event Details
   ═══════════════════════════════════════ */
@media (max-width: 1100px) {
  .format-grid, .prizes-grid { flex-direction: column; }
  .cats-grid { grid-template-columns: 1fr; max-width: 600px; }
}

@media (max-width: 768px) {
  .format-section, .prizes-section, .faq-section { padding: 40px 0; }
  .format-title, .prizes-title, .faq-title { font-size: 28px; }
  .subnav-inner { gap: 16px; overflow-x: auto; }
  .countdown-boxes { flex-wrap: wrap; }
  .section-title { font-size: 32px; line-height: 38px; }
  .tl-card { padding: 16px 18px; }
  .sub-grid { grid-template-columns: 1fr; }
  .open-split { grid-template-columns: 1fr; }
  .cats-grid { grid-template-columns: 1fr; }
  .cat-head { flex-wrap: wrap; }
}