/* ============================================================
   HHpoker - 渐变弥散风 (Gradient + Blur) Design System
   Type 5: Multi-page Landing Page
   ============================================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
    --fuchsia-400: #e879f9;
    --fuchsia-500: #d946ef;
    --fuchsia-600: #c026d3;
    --fuchsia-700: #a21caf;
    --fuchsia-900: #701a75;
    --indigo-400: #818cf8;
    --indigo-500: #6366f1;
    --indigo-600: #4f46e5;
    --indigo-700: #4338ca;
    --indigo-900: #312e81;
    --violet-400: #a78bfa;
    --violet-500: #8b5cf6;
    --pink-400: #f472b6;
    --pink-500: #ec4899;
    --white: #ffffff;
    --black: #0f0f1a;
    --gray-50: #fafafa;
    --gray-100: #f4f4f5;
    --gray-200: #e4e4e7;
    --gray-300: #d4d4d8;
    --gray-400: #a1a1aa;
    --gray-500: #71717a;
    --gray-600: #52525b;
    --gray-700: #3f3f46;
    --gray-800: #27272a;
    --gray-900: #18181b;

    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.25);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);

    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(217, 70, 239, 0.3), 0 0 80px rgba(99, 102, 241, 0.2);

    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    color: var(--gray-900);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--gray-50);
    position: relative;
    min-height: 100vh;
}

/* --- Animated Gradient Background --- */
.bg-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background:
        radial-gradient(ellipse 80% 60% at 20% 0%, rgba(217, 70, 239, 0.18) 0%, transparent 60%),
        radial-gradient(ellipse 60% 80% at 80% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse 70% 50% at 50% 100%, rgba(139, 92, 246, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse 50% 50% at 0% 80%, rgba(236, 72, 153, 0.1) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 100% 60%, rgba(99, 102, 241, 0.1) 0%, transparent 60%),
        var(--gray-50);
    pointer-events: none;
}

/* Floating blobs - decorative gradient orbs */
.blob {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    pointer-events: none;
    animation: blobFloat 20s ease-in-out infinite;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: rgba(217, 70, 239, 0.25);
    top: -10%;
    left: -5%;
    animation-delay: 0s;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: rgba(99, 102, 241, 0.22);
    top: 40%;
    right: -8%;
    animation-delay: -7s;
}

.blob-3 {
    width: 350px;
    height: 350px;
    background: rgba(139, 92, 246, 0.2);
    bottom: -5%;
    left: 30%;
    animation-delay: -14s;
}

.blob-4 {
    width: 300px;
    height: 300px;
    background: rgba(236, 72, 153, 0.16);
    top: 60%;
    left: -3%;
    animation-delay: -3s;
}

@keyframes blobFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(60px, -40px) scale(1.08);
    }
    50% {
        transform: translate(-30px, 50px) scale(0.95);
    }
    75% {
        transform: translate(-50px, -30px) scale(1.05);
    }
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0.75rem 0;
    transition: all var(--transition-base);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.4rem;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 900;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(217, 70, 239, 0.35);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 600;
    font-size: 0.925rem;
    padding: 0.5rem 1.1rem;
    border-radius: 9999px;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--fuchsia-600);
    background: rgba(217, 70, 239, 0.08);
}

.nav-links a.active {
    background: rgba(217, 70, 239, 0.12);
}

.nav-cta {
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500)) !important;
    color: white !important;
    padding: 0.55rem 1.5rem !important;
    border-radius: 9999px !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 15px rgba(217, 70, 239, 0.4);
    transition: all var(--transition-base) !important;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(217, 70, 239, 0.5) !important;
    color: white !important;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500)) !important;
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
    background: none;
    border: none;
    z-index: 101;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--gray-700);
    border-radius: 3px;
    transition: all var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    z-index: 99;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.mobile-menu.open {
    display: flex;
    opacity: 1;
}

.mobile-menu a {
    text-decoration: none;
    color: var(--gray-800);
    font-weight: 700;
    font-size: 1.4rem;
    transition: color var(--transition-fast);
}

.mobile-menu a:hover,
.mobile-menu a.active {
    color: var(--fuchsia-500);
}

.mobile-menu .nav-cta {
    font-size: 1.1rem !important;
    padding: 0.75rem 2rem !important;
}

/* --- Container --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-sm {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- Section --- */
.section {
    padding: 6rem 0;
    position: relative;
}

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--gray-500);
    max-width: 600px;
    line-height: 1.7;
}

.text-center {
    text-align: center;
}

.text-center .section-subtitle {
    margin: 0 auto;
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 5rem;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -15%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(217, 70, 239, 0.25) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
    z-index: -1;
    animation: heroPulse 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(50px);
    z-index: -1;
    animation: heroPulse 8s ease-in-out infinite;
    animation-delay: -4s;
}

@keyframes heroPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.15);
        opacity: 1;
    }
}

/* Floating light dots decoration */
.hero-dots {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.hero-dot {
    position: absolute;
    border-radius: 50%;
    animation: dotFloat 6s ease-in-out infinite;
}

.hero-dot:nth-child(1) {
    width: 12px;
    height: 12px;
    background: var(--fuchsia-400);
    top: 15%;
    left: 10%;
    animation-delay: 0s;
    box-shadow: 0 0 15px rgba(217, 70, 239, 0.5);
}

.hero-dot:nth-child(2) {
    width: 8px;
    height: 8px;
    background: var(--indigo-400);
    top: 25%;
    right: 15%;
    animation-delay: -2s;
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.5);
}

.hero-dot:nth-child(3) {
    width: 10px;
    height: 10px;
    background: var(--violet-400);
    bottom: 30%;
    left: 20%;
    animation-delay: -4s;
    box-shadow: 0 0 14px rgba(139, 92, 246, 0.5);
}

.hero-dot:nth-child(4) {
    width: 6px;
    height: 6px;
    background: var(--pink-400);
    bottom: 40%;
    right: 10%;
    animation-delay: -1s;
    box-shadow: 0 0 10px rgba(236, 72, 153, 0.5);
}

.hero-dot:nth-child(5) {
    width: 14px;
    height: 14px;
    background: var(--fuchsia-400);
    top: 50%;
    left: 5%;
    animation-delay: -3s;
    box-shadow: 0 0 18px rgba(217, 70, 239, 0.45);
}

@keyframes dotFloat {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) scale(1.3);
        opacity: 1;
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1.2rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--fuchsia-600);
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--fuchsia-500);
    border-radius: 50%;
    animation: dotFloat 2s ease-in-out infinite;
}

.hero-title {
    font-size: 3.75rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.hero-title-gradient {
    background: linear-gradient(135deg, var(--fuchsia-500) 0%, var(--indigo-500) 50%, var(--violet-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.2rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 560px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    color: white;
    box-shadow: 0 4px 20px rgba(217, 70, 239, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(217, 70, 239, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--gray-800);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.55rem 1.25rem;
    font-size: 0.875rem;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

/* --- Features Section --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-xl);
    padding: 2.25rem 2rem;
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--fuchsia-500), var(--indigo-500), var(--violet-500));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), 0 0 60px rgba(217, 70, 239, 0.08);
    background: rgba(255, 255, 255, 0.72);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 8px 25px rgba(217, 70, 239, 0.3);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--gray-900);
}

.feature-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* --- Stats Section --- */
.stats {
    position: relative;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--fuchsia-500) 0%, var(--indigo-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--gray-500);
    font-weight: 600;
}

/* --- CTA Section --- */
.cta-section {
    position: relative;
    overflow: hidden;
}

.cta-card {
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    border-radius: var(--radius-2xl);
    padding: 4rem 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(217, 70, 239, 0.3);
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.cta-card h2 {
    font-size: 2.5rem;
    font-weight: 900;
    color: white;
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
    position: relative;
}

.cta-card p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.cta-card .btn {
    position: relative;
}

.btn-white {
    background: white;
    color: var(--fuchsia-600);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.btn-outline-white {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.6);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: white;
    transform: translateY(-3px);
}

/* --- Page Header (for sub-pages) --- */
.page-header {
    padding: 9rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(217, 70, 239, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
    z-index: -1;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    margin-bottom: 1rem;
}

.page-header h1 .gradient-text {
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 1.15rem;
    color: var(--gray-500);
    max-width: 550px;
    margin: 0 auto;
}

/* --- Download Cards --- */
.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.download-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.download-card.featured {
    border: 2px solid transparent;
    background: rgba(255, 255, 255, 0.7);
    background-clip: padding-box;
    position: relative;
}

.download-card.featured::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: var(--radius-xl);
    padding: 2px;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.download-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.download-card.featured:hover {
    box-shadow: var(--shadow-xl), 0 0 50px rgba(217, 70, 239, 0.1);
}

.download-card .badge-hot {
    display: inline-block;
    padding: 0.3rem 1rem;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--pink-500));
    color: white;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 9999px;
    margin-bottom: 1.25rem;
    box-shadow: 0 4px 12px rgba(217, 70, 239, 0.35);
}

.download-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    color: white;
    box-shadow: 0 10px 30px rgba(217, 70, 239, 0.3);
}

.download-card h3 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.download-card .version {
    font-size: 0.9rem;
    color: var(--gray-400);
    margin-bottom: 1.25rem;
}

.download-card .btn {
    width: 100%;
    margin-bottom: 0.75rem;
}

.download-card .qr-placeholder {
    width: 120px;
    height: 120px;
    margin: 1.25rem auto 0;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    color: var(--gray-400);
    border: 1px dashed var(--gray-300);
}

/* --- Steps --- */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.step {
    text-align: center;
    padding: 2rem 1.5rem;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    color: white;
    font-weight: 900;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 6px 20px rgba(217, 70, 239, 0.3);
}

.step h4 {
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
}

.step p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* --- Club Cards --- */
.club-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.club-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.club-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.club-card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.6);
    position: relative;
    overflow: hidden;
}

.club-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
}

.club-card-body {
    padding: 1.75rem;
}

.club-card-body h3 {
    font-weight: 800;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.club-card-body p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.club-card-body .btn {
    width: 100%;
}

/* --- Contact / Info Section --- */
.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.info-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-xl);
    padding: 2.25rem;
}

.info-card h3 {
    font-weight: 800;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.info-card p {
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 0.75rem;
}

.info-list {
    list-style: none;
    margin-top: 1rem;
}

.info-list li {
    padding: 0.5rem 0;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.info-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    border-radius: 50%;
    flex-shrink: 0;
}

/* --- FAQ Accordion --- */
.faq-list {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq-item {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-question {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-800);
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--fuchsia-600);
}

.faq-arrow {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    transition: transform var(--transition-fast);
    color: var(--gray-400);
}

.faq-item.open .faq-arrow {
    transform: rotate(180deg);
}

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

.faq-item.open .faq-answer {
    max-height: 300px;
}

.faq-answer-inner {
    padding: 0 1.5rem 1.25rem;
    color: var(--gray-500);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 4rem 0 2rem;
    position: relative;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--fuchsia-400), var(--indigo-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
}

.footer-brand p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.7;
    max-width: 320px;
}

.footer-links h4 {
    color: white;
    font-weight: 700;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--fuchsia-400);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: 2rem;
    text-align: center;
    color: var(--gray-500);
    font-size: 0.85rem;
}

/* --- Customer Service (CS) Widget --- */
.cs-widget {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.75rem;
}

.cs-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 8px 30px rgba(217, 70, 239, 0.45);
    transition: all var(--transition-base);
    position: relative;
}

.cs-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 35px rgba(217, 70, 239, 0.55);
}

.cs-btn::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(217, 70, 239, 0.4);
    animation: csPulse 2s ease-out infinite;
}

@keyframes csPulse {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.cs-popup {
    display: none;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 300px;
    overflow: hidden;
    animation: slideUp var(--transition-base);
}

.cs-popup.open {
    display: block;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cs-popup-header {
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    color: white;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cs-popup-header h4 {
    font-weight: 800;
    font-size: 1rem;
}

.cs-popup-close {
    background: rgba(255, 255, 255, 0.25);
    border: none;
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: background var(--transition-fast);
}

.cs-popup-close:hover {
    background: rgba(255, 255, 255, 0.4);
}

.cs-popup-body {
    padding: 1.25rem 1.5rem;
}

.cs-popup-body p {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.cs-contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-100);
    text-decoration: none;
    color: var(--gray-800);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.cs-contact-item:last-child {
    border-bottom: none;
}

.cs-contact-item:hover {
    color: var(--fuchsia-600);
}

.cs-contact-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--fuchsia-500), var(--indigo-500));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: white;
    flex-shrink: 0;
}

/* --- Scroll-triggered animations --- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.75rem;
    }
    .section-title {
        font-size: 2.25rem;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .nav-toggle {
        display: flex;
    }
    .hero {
        min-height: auto;
        padding: 8rem 0 4rem;
    }
    .hero-title {
        font-size: 2.25rem;
    }
    .hero-desc {
        font-size: 1.05rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .hero-buttons .btn {
        width: 100%;
    }
    .section {
        padding: 3.5rem 0;
    }
    .section-title {
        font-size: 1.75rem;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    .stat-number {
        font-size: 2.25rem;
    }
    .download-grid {
        grid-template-columns: 1fr;
    }
    .club-grid {
        grid-template-columns: 1fr;
    }
    .steps {
        grid-template-columns: 1fr 1fr;
    }
    .cta-card {
        padding: 2.5rem 1.5rem;
    }
    .cta-card h2 {
        font-size: 1.75rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .page-header h1 {
        font-size: 2.25rem;
    }
    .cs-widget {
        bottom: 1.25rem;
        right: 1.25rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.85rem;
    }
    .section-title {
        font-size: 1.5rem;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .steps {
        grid-template-columns: 1fr;
    }
    .container {
        padding: 0 1rem;
    }
    .page-header {
        padding: 7rem 0 2.5rem;
    }
    .page-header h1 {
        font-size: 1.75rem;
    }
}

/* --- Print --- */
@media print {
    .nav, .cs-widget, .blob, .bg-glow {
        display: none !important;
    }
    body {
        background: white;
    }
}