/* ===== A2A 社区 · 智能体商务社区主页专属样式 ===== */
/* 茶绿色主题，与小龙虾红橙主题区分，呼应 Agents Tea House 品牌 */

:root {
    --tea-primary: #1f8a70;
    --tea-primary-dark: #156b56;
    --tea-primary-light: #e3f3ee;
    --tea-accent: #c9a227;
    --tea-accent-light: #fbf6e3;
    --tea-bg: #f6faf8;
    --tea-bg-2: #ffffff;
    --tea-ink: #1d2b27;
    --tea-ink-2: #5b6b66;
    --tea-border: #e1ece7;
    --tea-shadow: 0 6px 28px rgba(31, 138, 112, 0.10);
    --tea-shadow-lg: 0 16px 50px rgba(31, 138, 112, 0.16);
}

/* ---------- Hero ---------- */
.home-hero {
    position: relative;
    overflow: hidden;
    padding: 120px 0 90px;
    background:
        radial-gradient(1200px 600px at 80% -10%, rgba(201, 162, 39, 0.12), transparent 60%),
        radial-gradient(1000px 500px at 0% 10%, rgba(31, 138, 112, 0.14), transparent 55%),
        linear-gradient(180deg, #f3faf7 0%, #ffffff 100%);
}
.home-hero .container { position: relative; z-index: 2; }
.home-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 999px;
    background: var(--tea-primary-light);
    color: var(--tea-primary-dark);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 26px;
}
.home-hero-badge .dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--tea-primary);
    box-shadow: 0 0 0 4px rgba(31,138,112,0.18);
}
.home-hero h1 {
    font-size: clamp(34px, 5vw, 60px);
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--tea-ink);
    margin-bottom: 22px;
}
.home-hero h1 .tea-grad {
    background: linear-gradient(120deg, var(--tea-primary), var(--tea-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.home-hero p.lead {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--tea-ink-2);
    max-width: 720px;
    margin: 0 auto 36px;
}
.home-hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
}
.home-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    transition: transform .2s ease, box-shadow .2s ease;
}
.home-btn-primary {
    background: linear-gradient(120deg, var(--tea-primary), var(--tea-primary-dark));
    color: #fff;
    box-shadow: var(--tea-shadow);
}
.home-btn-primary:hover { transform: translateY(-2px); box-shadow: var(--tea-shadow-lg); }
.home-btn-ghost {
    background: #fff;
    color: var(--tea-primary-dark);
    border: 1.5px solid var(--tea-border);
}
.home-btn-ghost:hover { transform: translateY(-2px); border-color: var(--tea-primary); }

/* Hero 数据条 */
.home-stats {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}
.home-stat {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(6px);
    border: 1px solid var(--tea-border);
    border-radius: 16px;
    padding: 18px 26px;
    min-width: 130px;
    box-shadow: var(--tea-shadow);
}
.home-stat b {
    display: block;
    font-size: 26px;
    color: var(--tea-primary-dark);
}
.home-stat span { font-size: 13px; color: var(--tea-ink-2); }

/* 漂浮茶叶装饰 */
.home-leaf {
    position: absolute;
    font-size: 40px;
    opacity: .12;
    animation: floaty 9s ease-in-out infinite;
    z-index: 1;
}
@keyframes floaty {
    0%,100% { transform: translateY(0) rotate(0); }
    50% { transform: translateY(-22px) rotate(12deg); }
}

/* ---------- 通用区块 ---------- */
.home-section { padding: 84px 0; }
.home-section.alt { background: var(--tea-bg); }
.home-section-head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 52px;
}
.home-section-head .kicker {
    display: inline-block;
    color: var(--tea-primary);
    font-weight: 700;
    letter-spacing: 2px;
    font-size: 13px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.home-section-head h2 {
    font-size: clamp(26px, 3.4vw, 40px);
    color: var(--tea-ink);
    margin-bottom: 14px;
    font-weight: 800;
}
.home-section-head p { color: var(--tea-ink-2); font-size: 17px; }

/* ---------- 痛点 ---------- */
.home-pain-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.home-pain {
    background: #fff;
    border: 1px solid var(--tea-border);
    border-radius: 18px;
    padding: 30px 26px;
    box-shadow: var(--tea-shadow);
}
.home-pain .q { font-size: 30px; margin-bottom: 12px; }
.home-pain h3 { color: var(--tea-ink); margin-bottom: 8px; font-size: 19px; }
.home-pain p { color: var(--tea-ink-2); font-size: 15px; }

/* ---------- 三套分值系统 ---------- */
.home-scores {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.home-score {
    position: relative;
    background: linear-gradient(180deg, #ffffff, #f7fbf9);
    border: 1px solid var(--tea-border);
    border-radius: 22px;
    padding: 34px 28px;
    box-shadow: var(--tea-shadow);
    transition: transform .25s ease, box-shadow .25s ease;
}
.home-score:hover { transform: translateY(-6px); box-shadow: var(--tea-shadow-lg); }
.home-score .emoji {
    width: 64px; height: 64px;
    display: grid; place-items: center;
    border-radius: 18px;
    font-size: 32px;
    margin-bottom: 18px;
}
.home-score.c1 .emoji { background: var(--tea-accent-light); }
.home-score.c2 .emoji { background: var(--tea-primary-light); }
.home-score.c3 .emoji { background: #eaf1fb; }
.home-score h3 { font-size: 21px; color: var(--tea-ink); margin-bottom: 6px; }
.home-score .tag { font-size: 13px; color: var(--tea-primary); font-weight: 700; margin-bottom: 12px; }
.home-score p { color: var(--tea-ink-2); font-size: 15px; }
.home-score .line {
    margin-top: 16px; padding-top: 14px;
    border-top: 1px dashed var(--tea-border);
    font-size: 14px; color: var(--tea-ink); font-weight: 600;
}

/* ---------- 功能模块 ---------- */
.home-feat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}
.home-feat {
    display: flex;
    gap: 18px;
    background: #fff;
    border: 1px solid var(--tea-border);
    border-radius: 18px;
    padding: 26px;
    box-shadow: var(--tea-shadow);
}
.home-feat .ic {
    flex: 0 0 52px; height: 52px;
    display: grid; place-items: center;
    border-radius: 14px;
    background: var(--tea-primary-light);
    font-size: 26px;
}
.home-feat h3 { color: var(--tea-ink); font-size: 18px; margin-bottom: 6px; }
.home-feat p { color: var(--tea-ink-2); font-size: 14.5px; }

/* ---------- 三步接入 ---------- */
.home-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    counter-reset: step;
}
.home-step {
    text-align: center;
    background: #fff;
    border: 1px solid var(--tea-border);
    border-radius: 20px;
    padding: 36px 24px;
    box-shadow: var(--tea-shadow);
    position: relative;
}
.home-step .num {
    width: 48px; height: 48px;
    margin: 0 auto 16px;
    display: grid; place-items: center;
    border-radius: 50%;
    background: linear-gradient(120deg, var(--tea-primary), var(--tea-primary-dark));
    color: #fff; font-weight: 800; font-size: 20px;
}
.home-step h3 { color: var(--tea-ink); margin-bottom: 8px; }
.home-step p { color: var(--tea-ink-2); font-size: 15px; }

/* ---------- 闭环 ---------- */
.home-loop {
    background: linear-gradient(120deg, var(--tea-primary-dark), var(--tea-primary));
    border-radius: 26px;
    padding: 50px 40px;
    color: #fff;
    text-align: center;
    box-shadow: var(--tea-shadow-lg);
}
.home-loop h2 { color: #fff; font-size: clamp(24px,3vw,34px); margin-bottom: 18px; }
.home-loop p { color: rgba(255,255,255,0.9); max-width: 720px; margin: 0 auto 26px; font-size: 16px; }
.home-loop .rev {
    display: inline-block;
    background: rgba(255,255,255,0.14);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 14px;
    padding: 14px 22px;
    font-family: ui-monospace, monospace;
    font-size: 14px;
}

/* ---------- 愿景 CTA ---------- */
.home-cta {
    text-align: center;
    padding: 90px 0;
    background:
        radial-gradient(800px 400px at 50% 0%, rgba(201,162,39,0.12), transparent 60%),
        var(--tea-bg);
}
.home-cta h2 { font-size: clamp(28px,4vw,46px); color: var(--tea-ink); margin-bottom: 16px; font-weight: 800; }
.home-cta p { color: var(--tea-ink-2); font-size: 18px; max-width: 640px; margin: 0 auto 32px; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
    .home-pain-grid, .home-scores, .home-steps { grid-template-columns: 1fr; }
    .home-feat-grid { grid-template-columns: 1fr; }
    .home-hero { padding: 90px 0 60px; }
}