/* NextBall — About page (arena skin). Loads after arena-pages.css. */

/* Hero */
.about-hero { position: relative; padding: 64px 0 36px; }
.about-hero h1 {
    font: italic 800 clamp(48px, 8vw, 96px)/0.9 var(--f-display); text-transform: uppercase; letter-spacing: -.03em;
    text-shadow: 6px 6px 0 var(--orange), 0 0 40px rgba(0, 0, 0, .6); margin: 10px 0 18px;
}
.about-hero .tagline { font: 800 12px/1 var(--f-body); letter-spacing: .22em; text-transform: uppercase; color: var(--cyan); margin-bottom: 22px; }
.about-hero .intro { max-width: 70ch; color: var(--fg-1); font-size: 17px; line-height: 1.65; }
.about-hero::after { content: ''; display: block; height: 2px; margin-top: 34px; background: linear-gradient(90deg, var(--orange), transparent 40%); }

/* Sections use .ar-panel; header uses .ar-h */
.about-section { margin: 22px 0; }
.section-content { margin-top: 8px; }
.section-content + .feature-grid, .section-content + .controls-grid, .section-content + .rank-tiers, .section-content + .commands-list, .section-content + .future-grid, .section-content + .rewards-preview { margin-top: 20px; }

/* Feature cards */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 12px; }
.feature-card {
    --accent: var(--cyan);
    position: relative; padding: 18px 18px 18px 20px; background: rgba(4, 5, 13, .55); border: 1px solid var(--line); border-radius: 3px;
    transition: transform var(--t), border-color var(--t), background var(--t); overflow: hidden;
}
.feature-card::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.feature-card::after { content: ''; position: absolute; inset: 0; background: radial-gradient(70% 60% at 0% 0%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%); opacity: 0; transition: opacity var(--t); pointer-events: none; }
.feature-card:hover { transform: translateY(-3px); border-color: var(--accent); background: rgba(14, 18, 48, .8); }
.feature-card:hover::after { opacity: 1; }
.feature-card .card-icon { display: block; font-size: 22px; margin-bottom: 10px; filter: drop-shadow(0 2px 4px rgba(0, 0, 0, .6)); }
.feature-card h3 { font: italic 800 19px/1.1 var(--f-display); text-transform: uppercase; letter-spacing: -.01em; margin-bottom: 8px; }
.feature-card p { font-size: 13.5px; line-height: 1.5; color: var(--fg-2); }
.feature-card.gold { --accent: var(--gold); }
.feature-card.blue { --accent: var(--blue); }
.feature-card.green { --accent: var(--ok); }
.feature-card.purple { --accent: var(--violet); }
.feature-card.red { --accent: var(--red); }
.feature-card.cyan { --accent: var(--cyan); }

/* Controls */
.controls-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 12px; }
.control-group { background: rgba(4, 5, 13, .55); border: 1px solid var(--line); border-radius: 3px; padding: 6px 16px 10px; }
.control-group h3 { font: italic 800 15px/1 var(--f-display); text-transform: uppercase; letter-spacing: .1em; color: var(--cyan); padding: 12px 0 10px; border-bottom: 1px solid var(--line); margin-bottom: 4px; }
.control-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.control-item:last-child { border-bottom: 0; }
.control-item .action { font-weight: 700; color: var(--fg-1); }
.control-item .keys { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--fg-3); }

/* Commands */
.commands-list { display: grid; gap: 6px; }
.command-item { display: grid; grid-template-columns: minmax(180px, auto) 1fr; gap: 16px; align-items: center; padding: 10px 14px; background: rgba(4, 5, 13, .55); border: 1px solid var(--line); border-left: 3px solid var(--orange); border-radius: 3px; transition: background var(--t-fast), border-color var(--t-fast); }
.command-item:hover { background: rgba(14, 18, 48, .8); border-color: var(--line-strong); border-left-color: var(--orange); }
.command-syntax { font: 800 13.5px/1 var(--f-display); letter-spacing: .04em; color: var(--orange-hi); }
.command-desc { font-size: 13.5px; color: var(--fg-2); }
@media (max-width: 560px) { .command-item { grid-template-columns: 1fr; gap: 4px; } }

/* Ranks */
.rank-tiers { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 10px; }
.rank-tier {
    --rank-color: var(--fg-2);
    display: flex; align-items: center; gap: 12px; padding: 12px 14px; background: rgba(4, 5, 13, .55); border: 1px solid var(--line); border-left: 4px solid var(--rank-color); border-radius: 3px;
    transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.rank-tier:hover { transform: translateY(-2px); border-color: var(--rank-color); box-shadow: 0 0 22px -8px var(--rank-color); }
.rank-tier .rank-icon { font-size: 22px; filter: drop-shadow(0 2px 3px rgba(0, 0, 0, .6)); }
.rank-tier .rank-info { display: grid; gap: 2px; }
.rank-tier .rank-name { font: italic 800 17px/1 var(--f-display); text-transform: uppercase; color: var(--rank-color); }
.rank-tier .rank-mmr { font: 700 12px/1 var(--f-display); letter-spacing: .06em; color: var(--fg-2); }

/* Season rewards */
.rewards-preview { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.reward-card { position: relative; padding: 18px; background: rgba(4, 5, 13, .55); border: 1px solid rgba(255, 200, 61, .35); border-radius: 3px; overflow: hidden; transition: transform var(--t), border-color var(--t); }
.reward-card::before { content: ''; position: absolute; inset: 0; background: radial-gradient(70% 60% at 50% 0%, rgba(255, 200, 61, .16), transparent 70%); pointer-events: none; }
.reward-card:hover { transform: translateY(-3px); border-color: var(--gold); }
.reward-card .reward-place { display: inline-flex; align-items: center; height: 26px; padding: 0 12px; margin-bottom: 10px; background: linear-gradient(180deg, var(--gold-hi), var(--gold)); color: var(--gold-ink); font: italic 800 13px/1 var(--f-display); letter-spacing: .1em; text-transform: uppercase; border-radius: 2px; transform: skewX(var(--skew)); box-shadow: 0 2px 0 #7A5200; }
.reward-card h4 { font: italic 800 20px/1.1 var(--f-display); text-transform: uppercase; margin-bottom: 10px; }
.reward-card ul { list-style: none; display: grid; gap: 5px; }
.reward-card li { position: relative; padding-left: 16px; font-size: 13.5px; color: var(--fg-1); }
.reward-card li::before { content: '›'; position: absolute; left: 2px; top: -1px; color: var(--gold); font: 800 16px/1 var(--f-display); }

/* Future */
.future-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 10px; }
.future-item { display: flex; gap: 12px; align-items: flex-start; padding: 14px; background: rgba(4, 5, 13, .55); border: 1px solid var(--line); border-radius: 3px; transition: border-color var(--t-fast), background var(--t-fast); }
.future-item:hover { border-color: var(--line-strong); background: rgba(14, 18, 48, .8); }
.future-item .future-icon { font-size: 20px; flex: none; margin-top: 2px; }
.future-item h4 { font: italic 800 16px/1.1 var(--f-display); text-transform: uppercase; margin-bottom: 4px; }
.future-item p { font-size: 13px; color: var(--fg-2); line-height: 1.5; }

/* FAQ (details/summary) */
.faq-list { display: grid; gap: 8px; }
.faq-item { background: rgba(4, 5, 13, .55); border: 1px solid var(--line); border-radius: 3px; overflow: hidden; }
.faq-item summary, .faq-item h3 { cursor: pointer; padding: 12px 16px; font: italic 800 15px/1.2 var(--f-display); text-transform: uppercase; color: var(--fg-0); list-style: none; display: flex; align-items: center; gap: 10px; }
.faq-item summary::before { content: '›'; color: var(--orange); font-size: 20px; transition: transform var(--t-fast); }
.faq-item[open] summary::before { transform: rotate(90deg); }
.faq-item p { padding: 0 16px 14px 42px; color: var(--fg-2); font-size: 14px; }

/* CTA */
.cta-section {
    position: relative; overflow: hidden; margin: 34px 0 0; padding: 40px 28px; text-align: center;
    background: linear-gradient(90deg, rgba(4, 5, 13, .92), rgba(4, 5, 13, .5)), url('art/bg-arena.jpg') center 40% / cover no-repeat;
    border: 1px solid var(--line-strong);
    clip-path: polygon(var(--chamfer) 0, 100% 0, 100% calc(100% - var(--chamfer)), calc(100% - var(--chamfer)) 100%, 0 100%, 0 var(--chamfer));
}
.cta-section h2 { font: italic 800 clamp(36px, 6vw, 60px)/0.9 var(--f-display); text-transform: uppercase; letter-spacing: -.02em; text-shadow: 4px 4px 0 var(--orange); margin-bottom: 12px; }
.cta-section p { color: var(--fg-1); margin-bottom: 22px; }

@media (max-width: 700px) { .about-hero { padding-top: 40px; } }