/* =============================================================
   Krewerk 星遇 · Component Library v2
   深空沉浸组件库 —— 与 theme.css v2 配套
   ============================================================= */

/* === Section Layout === */
.kw-section { padding: var(--kw-section-gap) 0; position: relative; }
.kw-section-sm { padding: 3rem 0; }
@media (max-width: 767.98px) {
    .kw-section { padding: 3rem 0; }
    .kw-section-sm { padding: 2rem 0; }
}

/* === Eyebrow 小标 === */
.kw-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--kw-cyan);
    margin-bottom: 0.75rem;
}
.kw-eyebrow::before, .kw-eyebrow.kw-eyebrow-line::after {
    content: '';
    width: 28px; height: 1px;
    background: linear-gradient(90deg, transparent, var(--kw-cyan));
}
.kw-eyebrow::before { background: linear-gradient(90deg, var(--kw-cyan), transparent); }
.text-center .kw-eyebrow::before { background: linear-gradient(90deg, transparent, var(--kw-cyan)); }

/* === Section Heading === */
.kw-section-title {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--kw-text-strong);
    margin-bottom: 1rem;
    letter-spacing: 0.01em;
}
.kw-section-desc {
    color: var(--kw-text-soft);
    font-size: 0.95rem;
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.8;
}
@media (max-width: 767.98px) {
    .kw-section-title { font-size: 1.5rem; }
}

/* === CTA 按钮（层级化） === */
.kw-cta-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.5rem;
    background: var(--kw-gradient-primary);
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    border: none;
    border-radius: 999px;
    text-decoration: none;
    overflow: hidden;
    box-shadow: 0 6px 24px rgba(107, 92, 231, 0.35);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.kw-cta-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 10px 34px rgba(107, 92, 231, 0.5);
}
/* 流星扫光 */
.kw-cta-primary::before {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    width: 40%;
    left: -60%;
    background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.35), transparent);
    transform: skewX(-20deg);
    transition: left 0.6s ease;
}
.kw-cta-primary:hover::before { left: 130%; }

.kw-cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.5rem;
    background: rgba(22, 27, 60, 0.4);
    backdrop-filter: blur(8px);
    color: var(--kw-text);
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid rgba(138, 106, 255, 0.4);
    border-radius: 999px;
    text-decoration: none;
    transition: all 0.25s ease;
}
.kw-cta-secondary:hover {
    border-color: var(--kw-purple);
    color: #fff;
    background: rgba(138, 106, 255, 0.14);
    box-shadow: 0 0 20px rgba(138, 106, 255, 0.2);
}
.kw-cta-sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }

/* === 网格 === */
.kw-grid-3, .kw-grid-4 { display: grid; gap: 1.5rem; }
.kw-grid-3 { grid-template-columns: repeat(3, 1fr); }
.kw-grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 991.98px) {
    .kw-grid-3, .kw-grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 575.98px) {
    .kw-grid-3 { grid-template-columns: 1fr; }
    .kw-grid-4 { grid-template-columns: 1fr; gap: 1rem; }
}

/* === Stat 数字展示 === */
.kw-stat { text-align: center; }
.kw-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(120deg, var(--kw-cyan), var(--kw-purple));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}
.kw-stat-label { font-size: 0.85rem; color: var(--kw-text-muted); margin-top: 0.25rem; }
@media (max-width: 767.98px) { .kw-stat-number { font-size: 1.75rem; } }

/* === Icon Circle === */
.kw-icon-circle {
    width: 56px; height: 56px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}
.kw-icon-circle-gold { background: rgba(201, 181, 138, 0.12); color: var(--kw-gold); }
.kw-icon-circle-purple { background: rgba(138, 106, 255, 0.14); color: var(--kw-purple); }
.kw-icon-circle-blue { background: rgba(107, 140, 255, 0.14); color: var(--kw-accent-blue); }
.kw-icon-circle-teal { background: rgba(126, 207, 207, 0.12); color: var(--kw-cyan); }

/* === Journey 航线时间轴 === */
.kw-journey {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    position: relative;
    padding: 2rem 0;
}
.kw-journey-step {
    flex: 1;
    max-width: 240px;
    text-align: center;
    position: relative;
    padding: 0 1rem;
}
.kw-journey-step .step-icon {
    width: 68px; height: 68px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.75rem;
    color: var(--kw-purple-light);
    background: rgba(138, 106, 255, 0.08);
    border: 1px solid rgba(138, 106, 255, 0.35);
    position: relative;
    z-index: 2;
    transition: all 0.35s ease;
}
/* 轨道环 */
.kw-journey-step .step-icon::after {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 1px dashed rgba(138, 106, 255, 0.3);
    opacity: 0;
    transition: opacity 0.35s ease;
}
.kw-journey-step:hover .step-icon {
    background: rgba(138, 106, 255, 0.16);
    border-color: var(--kw-purple);
    transform: scale(1.08);
    box-shadow: 0 0 34px rgba(138, 106, 255, 0.3);
}
.kw-journey-step:hover .step-icon::after { opacity: 1; animation: kwOrbitSpin 8s linear infinite; }
@keyframes kwOrbitSpin { to { transform: rotate(360deg); } }
.kw-journey-step .step-title { font-weight: 700; color: #fff; font-size: 0.98rem; margin-bottom: 0.5rem; }
.kw-journey-step .step-desc { font-size: 0.8rem; color: var(--kw-text-muted); line-height: 1.6; }
.kw-journey-step a { text-decoration: none; display: block; }
/* 步骤间航线（虚线 + 流光） */
.kw-journey-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 34px;
    left: calc(50% + 40px);
    right: calc(-50% + 40px);
    height: 1px;
    background: linear-gradient(90deg, rgba(95, 217, 234, 0.35), rgba(138, 106, 255, 0.35));
    z-index: 1;
    mask-image: linear-gradient(90deg, #000 60%, transparent 60%);
    -webkit-mask-image: linear-gradient(90deg, #000 6px, transparent 0);
    background-size: 10px 1px;
    background-repeat: repeat-x;
}

@media (max-width: 767.98px) {
    .kw-journey { flex-direction: column; align-items: center; gap: 1.75rem; }
    .kw-journey-step {
        max-width: 100%;
        display: flex; align-items: center; text-align: left; gap: 1rem; padding: 0;
    }
    .kw-journey-step .step-icon { margin: 0; flex-shrink: 0; }
    .kw-journey-step:not(:last-child)::after { display: none; }
}

/* === 精选商品卡 === */
.kw-product-card {
    background: var(--kw-gradient-card);
    border: 1px solid var(--kw-border);
    border-radius: var(--kw-radius-lg);
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}
.kw-product-card:hover {
    transform: translateY(-6px);
    border-color: rgba(138, 106, 255, 0.4);
    box-shadow: 0 22px 60px rgba(3, 5, 16, 0.65), 0 0 30px rgba(138, 106, 255, 0.1);
}
.kw-product-card img { width: 100%; height: 260px; object-fit: cover; transition: transform 0.5s ease; }
.kw-product-card:hover img { transform: scale(1.05); }
.kw-product-card .card-body { padding: 1.5rem; background: transparent; }
.kw-product-card .card-title { color: #fff; font-weight: 600; font-size: 1.1rem; margin-bottom: 0.5rem; }
.kw-product-card .card-price { color: var(--kw-gold); font-weight: 700; font-size: 1.15rem; }

/* === Tag 标签 === */
.kw-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(138, 106, 255, 0.14);
    color: var(--kw-purple-light);
    border: 1px solid rgba(138, 106, 255, 0.25);
}
.kw-tag-gold { background: rgba(201, 181, 138, 0.14); color: var(--kw-gold); border-color: rgba(201, 181, 138, 0.3); }
.kw-tag-teal { background: rgba(126, 207, 207, 0.12); color: var(--kw-cyan); border-color: rgba(126, 207, 207, 0.25); }
.kw-tag-pink { background: rgba(232, 121, 185, 0.12); color: var(--kw-nebula); border-color: rgba(232, 121, 185, 0.25); }

/* === Stat Card === */
.kw-stat-card {
    text-align: center;
    padding: 1.5rem;
    background: rgba(22, 27, 60, 0.45);
    border-radius: var(--kw-radius-md);
    border: 1px solid rgba(138, 106, 255, 0.1);
    transition: border-color 0.3s, transform 0.3s;
}
.kw-stat-card:hover { border-color: rgba(138, 106, 255, 0.35); transform: translateY(-3px); }
.kw-stat-card .kw-stat-value { font-size: 1.75rem; font-weight: 700; color: #fff; margin-bottom: 0.25rem; }
.kw-stat-card .kw-stat-label { font-size: 0.8rem; color: var(--kw-text-muted); text-transform: uppercase; letter-spacing: 1px; }

/* === Empty State === */
.kw-empty-state { text-align: center; padding: 4rem 2rem; color: var(--kw-text-muted); }
.kw-empty-state .bi {
    font-size: 3rem;
    opacity: 0.45;
    margin-bottom: 1rem;
    display: block;
    color: var(--kw-purple-light);
}
.kw-empty-state p { margin: 0; font-size: 0.95rem; }

/* === Divider === */
.kw-divider-purple {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(138, 106, 255, 0.35), transparent);
    border: none;
    margin: 2rem 0;
}
.kw-divider-gold {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(201, 181, 138, 0.4), transparent);
    border: none;
    margin: 2rem 0;
}

/* === 渐变分隔（保留空实现，旧页面引用） === */
.kw-gradient-divider { display: none; }

/* === 轨道装饰环（可用于任意区块背景） === */
.kw-orbit-deco {
    position: absolute;
    border-radius: 50%;
    border: 1px dashed rgba(138, 106, 255, 0.15);
    pointer-events: none;
    animation: kwOrbitSpin 40s linear infinite;
}
.kw-orbit-deco::before {
    content: '';
    position: absolute;
    top: -4px; left: 50%;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--kw-purple-light);
    box-shadow: 0 0 10px rgba(138, 106, 255, 0.8);
}

/* === 浮动动画（小元素悬浮用） === */
@keyframes kwFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
.kw-float { animation: kwFloat 5s ease-in-out infinite; }

/* === 呼吸发光 === */
@keyframes kwBreathe {
    0%, 100% { box-shadow: 0 0 18px rgba(138, 106, 255, 0.25); }
    50% { box-shadow: 0 0 34px rgba(138, 106, 255, 0.5); }
}
.kw-breathe { animation: kwBreathe 3.5s ease-in-out infinite; }

/* === 页面标题头（内页统一使用） === */
.kw-page-header {
    padding: 3rem 0 2rem;
    text-align: center;
    position: relative;
}
.kw-page-header::before {
    content: '';
    position: absolute;
    inset: -40% -20% auto;
    height: 160%;
    background: radial-gradient(ellipse 50% 60% at 50% 0%, rgba(107, 92, 231, 0.14), transparent 70%);
    pointer-events: none;
}
.kw-page-header > * { position: relative; }
.kw-page-header h1 { font-size: 2rem; font-weight: 800; }
@media (max-width: 767.98px) { .kw-page-header { padding: 2rem 0 1.25rem; } .kw-page-header h1 { font-size: 1.5rem; } }

/* === Voyage 星际航程进度条（cart / checkout / success） === */
.kw-voyage-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    list-style: none;
    margin: 0 auto 2.25rem;
    padding: 0;
    max-width: 560px;
}
.kw-voyage-step {
    flex: 1;
    text-align: center;
    position: relative;
    color: var(--kw-text-muted);
}
.kw-voyage-step .vs-icon {
    width: 52px; height: 52px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 0.6rem;
    font-size: 1.3rem;
    background: rgba(20, 24, 54, 0.7);
    border: 1px solid rgba(138, 106, 255, 0.2);
    color: var(--kw-text-muted);
    position: relative;
    z-index: 2;
    transition: all 0.35s ease;
}
.kw-voyage-step .vs-label { font-size: 0.8rem; letter-spacing: 0.5px; }
/* 航迹虚线 */
.kw-voyage-step:not(:first-child)::before {
    content: '';
    position: absolute;
    top: 26px;
    left: calc(-50% + 30px);
    right: calc(50% + 30px);
    height: 1px;
    background-image: linear-gradient(90deg, rgba(138, 106, 255, 0.35) 60%, transparent 0);
    background-size: 9px 1px;
    background-repeat: repeat-x;
    z-index: 1;
}
/* 已完成站点 */
.kw-voyage-step.is-done .vs-icon {
    color: var(--kw-purple-light);
    border-color: rgba(138, 106, 255, 0.45);
    background: rgba(138, 106, 255, 0.08);
}
.kw-voyage-step.is-done:not(:first-child)::before {
    background-image: linear-gradient(90deg, rgba(138, 106, 255, 0.65) 60%, transparent 0);
}
/* 当前站点：发光 + 轨道环 */
.kw-voyage-step.is-active { color: #fff; font-weight: 600; }
.kw-voyage-step.is-active .vs-icon {
    color: #fff;
    background: var(--kw-gradient-primary);
    border-color: transparent;
    box-shadow: 0 0 26px rgba(138, 106, 255, 0.5);
}
.kw-voyage-step.is-active .vs-icon::after {
    content: '';
    position: absolute;
    inset: -7px;
    border-radius: 50%;
    border: 1px dashed rgba(201, 181, 138, 0.5);
    animation: kwOrbitSpin 9s linear infinite;
}
@media (max-width: 575.98px) {
    .kw-voyage-steps { max-width: 100%; margin-bottom: 1.5rem; }
    .kw-voyage-step .vs-icon { width: 44px; height: 44px; font-size: 1.1rem; }
    .kw-voyage-step .vs-label { font-size: 0.7rem; }
    .kw-voyage-step:not(:first-child)::before { top: 22px; left: calc(-50% + 26px); right: calc(50% + 26px); }
}

/* === 兼容工具类 === */
.border-gold { border-color: rgba(201, 181, 138, 0.55) !important; }

/* === Auth 舰长认证舱（login / register / wx_bind_email） === */
.kw-auth-scene { position: relative; overflow: hidden; }
.kw-auth-orbit {
    position: absolute;
    border-radius: 50%;
    border: 1px dashed rgba(138, 106, 255, 0.18);
    pointer-events: none;
    animation: kwOrbitSpin 50s linear infinite;
}
.kw-auth-card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--kw-border);
    border-radius: var(--kw-radius-lg);
}
.kw-auth-card::before {
    content: '';
    position: absolute;
    top: 0; left: 12%; right: 12%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(201, 181, 138, 0.55), transparent);
}
.kw-auth-card::after {
    content: '';
    position: absolute;
    bottom: -40%; right: -30%;
    width: 260px; height: 260px;
    background: radial-gradient(circle, rgba(138, 106, 255, 0.12), transparent 65%);
    pointer-events: none;
}
.kw-auth-card > * { position: relative; z-index: 1; }
.kw-auth-icon {
    width: 72px; height: 72px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem;
    color: var(--kw-gold);
    background: rgba(201, 181, 138, 0.08);
    border: 1px solid rgba(201, 181, 138, 0.3);
    position: relative;
}
.kw-auth-icon::after {
    content: '';
    position: absolute; inset: -8px;
    border-radius: 50%;
    border: 1px dashed rgba(201, 181, 138, 0.3);
    animation: kwOrbitSpin 12s linear infinite;
}

/* === 舰长舱侧栏（account sidebar） === */
.kw-sidebar {
    border: 1px solid var(--kw-border);
    overflow: hidden;
    position: relative;
}
.kw-sidebar::before {
    content: '';
    position: absolute;
    top: 0; left: 15%; right: 15%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(201, 181, 138, 0.5), transparent);
}
.kw-captain-avatar {
    width: 64px; height: 64px;
    margin: 0 auto;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.7rem;
    color: #fff;
    background: var(--kw-gradient-primary);
    box-shadow: 0 0 22px rgba(138, 106, 255, 0.45);
    position: relative;
}
.kw-captain-avatar::after {
    content: '';
    position: absolute; inset: -7px;
    border-radius: 50%;
    border: 1px dashed rgba(201, 181, 138, 0.4);
    animation: kwOrbitSpin 14s linear infinite;
}
.kw-side-nav .nav-link {
    color: var(--kw-text-soft);
    border-radius: 10px;
    padding: 0.5rem 0.75rem;
    margin-bottom: 2px;
    border: 1px solid transparent;
    transition: all 0.25s ease;
}
.kw-side-nav .nav-link:hover {
    color: #fff;
    background: rgba(138, 106, 255, 0.1);
    transform: translateX(3px);
}
.kw-side-nav .nav-link.active {
    color: #fff;
    background: rgba(201, 181, 138, 0.1);
    border-color: rgba(201, 181, 138, 0.3);
}
.kw-side-nav .nav-link.active i { color: var(--kw-gold); }
.kw-side-nav hr { border-color: rgba(138, 106, 255, 0.15); opacity: 1; }

/* === 账户主面板 + 通用表格 === */
.kw-account-panel { border: 1px solid var(--kw-border); overflow: hidden; }
.kw-account-panel > .card-header {
    background: rgba(138, 106, 255, 0.06);
    border-bottom: 1px solid var(--kw-border);
}
.kw-table { --bs-table-bg: transparent; --bs-table-hover-bg: rgba(138, 106, 255, 0.06); color: var(--kw-text); }
.kw-table thead th {
    color: var(--kw-text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    background: transparent;
    border-bottom: 1px solid var(--kw-border);
}
.kw-table td, .kw-table th { border-color: rgba(138, 106, 255, 0.08); }
.kw-table tbody tr { transition: background 0.3s ease; }

/* === 收藏卡 === */
.kw-fav-card {
    background: var(--kw-gradient-card);
    border: 1px solid var(--kw-border);
    border-radius: var(--kw-radius-md);
    overflow: hidden;
    transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.kw-fav-card:hover {
    transform: translateY(-4px);
    border-color: rgba(201, 181, 138, 0.35);
    box-shadow: 0 16px 40px rgba(3, 5, 16, 0.6);
}
.kw-fav-card img, .kw-fav-card .card-img-top { height: 160px; object-fit: cover; }

/* === 地址卡 === */
.kw-addr-card {
    background: rgba(16, 20, 46, 0.55);
    border: 1px solid var(--kw-border);
    border-radius: var(--kw-radius-md);
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.kw-addr-card:hover { border-color: rgba(201, 181, 138, 0.35); transform: translateY(-3px); }
.kw-addr-card.is-default {
    border-color: rgba(201, 181, 138, 0.5);
    box-shadow: 0 0 16px rgba(201, 181, 138, 0.12);
}

/* === 暗色 nav-tabs（收藏页） === */
.nav-tabs-dark { border-bottom: 1px solid var(--kw-border); }
.nav-tabs-dark .nav-link {
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    transition: border-color 0.25s ease, color 0.25s ease;
}
.nav-tabs-dark .nav-link:hover { border-bottom-color: rgba(201, 181, 138, 0.35); }
.nav-tabs-dark .nav-link.active { border-bottom-color: var(--kw-gold); }