/* ============================================================
   HHpoker / 小鱼POKER - 商务专业蓝白风
   ============================================================ */

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

:root {
    /* Primary Blues */
    --blue-900: #1e3a5f;
    --blue-800: #1e40af;
    --blue-700: #1d4ed8;
    --blue-600: #2563eb;
    --blue-500: #3b82f6;
    --blue-400: #60a5fa;
    --blue-300: #93c5fd;
    --blue-200: #bfdbfe;
    --blue-100: #dbeafe;
    --blue-50: #eff6ff;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Accent */
    --accent-gold: #f59e0b;
    --accent-cyan: #06b6d4;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 40px -5px rgba(0, 0, 0, 0.1);

    /* Typography */
    --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    --line-height-relaxed: 1.75;
    --line-height-normal: 1.6;
    --line-height-heading: 1.25;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: var(--line-height-relaxed);
    color: var(--gray-700);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: var(--line-height-heading);
    color: var(--gray-900);
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    line-height: var(--line-height-relaxed);
}

a {
    color: var(--blue-600);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover { color: var(--blue-700); }

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-sm {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- Section --- */
.section {
    padding: 5rem 0;
}

.section-sm {
    padding: 3.5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-header h2 {
    font-size: 2.25rem;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.8rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.5rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    line-height: 1.4;
    white-space: nowrap;
}

.btn-primary {
    background: var(--blue-700);
    color: var(--white);
    border-color: var(--blue-700);
}

.btn-primary:hover {
    background: var(--blue-800);
    border-color: var(--blue-800);
    color: var(--white);
    box-shadow: var(--shadow-lg);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--white);
    color: var(--blue-700);
    border-color: var(--blue-700);
}

.btn-secondary:hover {
    background: var(--blue-50);
    color: var(--blue-800);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-light {
    background: var(--white);
    color: var(--blue-700);
    border-color: var(--white);
}

.btn-light:hover {
    background: var(--blue-50);
    border-color: var(--blue-50);
    color: var(--blue-800);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
    border-radius: 0.6rem;
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    border-radius: 0.4rem;
}

.btn-gold {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.btn-gold:hover {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: var(--white);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
    transform: translateY(-2px);
}

/* ============================================================
   HEADER / NAVBAR
   ============================================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    transition: box-shadow 0.3s;
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--blue-700);
    text-decoration: none;
}

.logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--white);
    font-weight: 900;
}

.logo-sub {
    font-size: 0.7rem;
    color: var(--gray-400);
    font-weight: 500;
    display: block;
    line-height: 1;
    margin-top: 1px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.975rem;
    font-weight: 600;
    color: var(--gray-600);
    text-decoration: none;
    padding: 0.4rem 0;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--blue-700);
    border-bottom-color: var(--blue-700);
}

.nav-cta {
    margin-left: 0.5rem;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
    background: none;
    border: none;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    padding: 8rem 0 5rem;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 30%, #ffffff 70%, #bfdbfe 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -150px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(29, 78, 216, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-inner {
    display: flex;
    align-items: center;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 1;
}

.hero-content {
    flex: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    background: rgba(29, 78, 216, 0.08);
    color: var(--blue-700);
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 100px;
    border: 1px solid rgba(29, 78, 216, 0.15);
    margin-bottom: 1.5rem;
    letter-spacing: 0.02em;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero-content h1 .highlight {
    color: var(--blue-700);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--gray-500);
    margin-bottom: 2rem;
    line-height: var(--line-height-relaxed);
    max-width: 480px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.hero-stats-row {
    display: flex;
    gap: 2rem;
}

.hero-stat {
    text-align: left;
}

.hero-stat-num {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--blue-700);
    line-height: 1.1;
}

.hero-stat-label {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: 0.2rem;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-placeholder {
    width: 360px;
    height: 420px;
    background: linear-gradient(180deg, var(--white) 0%, var(--blue-50) 100%);
    border-radius: 1.5rem;
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.hero-image-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--blue-700), var(--blue-500), var(--blue-300));
}

.hero-image-icon {
    font-size: 5rem;
    margin-bottom: 0.5rem;
}

.hero-image-text {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--blue-700);
}

.hero-image-sub {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: 0.25rem;
}

/* ============================================================
   FEATURES SECTION - Icon Left + Text Right
   ============================================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.feature-card {
    background: var(--white);
    border-radius: 0.75rem;
    padding: 1.75rem;
    border: 1px solid var(--gray-200);
    border-top: 3px solid var(--blue-700);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    border-top-color: var(--blue-500);
}

.feature-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--blue-50);
    border-radius: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--blue-700);
}

.feature-body h3 {
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
    color: var(--gray-900);
}

.feature-body p {
    font-size: 0.925rem;
    color: var(--gray-500);
    line-height: var(--line-height-relaxed);
    margin-bottom: 0;
}

/* ============================================================
   STATS SECTION - Blue Gradient + White Bold Numbers
   ============================================================ */
.stats-section {
    background: linear-gradient(135deg, var(--blue-700) 0%, var(--blue-800) 50%, var(--blue-900) 100%);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.stat-unit {
    font-size: 1.5rem;
    font-weight: 400;
}

.stat-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

/* ============================================================
   DOWNLOAD SECTION (Brief on Home)
   ============================================================ */
.download-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.download-card {
    background: var(--white);
    border-radius: 1rem;
    padding: 2.5rem 2rem;
    text-align: center;
    border: 1px solid var(--gray-200);
    border-top: 3px solid var(--blue-700);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.download-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.download-card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.download-card h3 {
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.download-card p {
    font-size: 0.95rem;
    color: var(--gray-500);
    margin-bottom: 1.5rem;
}

/* ============================================================
   FAQ SECTION - Left Blue Vertical Line
   ============================================================ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    padding: 1.25rem 0 1.25rem 1.5rem;
    border-left: 3px solid var(--blue-200);
    margin-bottom: 0.5rem;
    transition: border-color 0.3s;
    cursor: pointer;
}

.faq-item:hover {
    border-left-color: var(--blue-600);
}

.faq-item.active {
    border-left-color: var(--blue-700);
}

.faq-question {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.faq-question::after {
    content: '+';
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--gray-400);
    transition: transform 0.3s;
    flex-shrink: 0;
}

.faq-item.active .faq-question::after {
    content: '\2212';
    color: var(--blue-700);
}

.faq-answer {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: var(--line-height-relaxed);
    display: none;
    padding-top: 0.5rem;
}

.faq-item.active .faq-answer {
    display: block;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
    background: var(--blue-50);
    padding: 4.5rem 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 2rem;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.cta-section p {
    font-size: 1.1rem;
    color: var(--gray-500);
    margin-bottom: 2rem;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 3rem 0 1.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 2rem;
}

.footer-brand-name {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.footer-brand-desc {
    font-size: 0.9rem;
    color: var(--gray-400);
    line-height: var(--line-height-relaxed);
    margin-bottom: 1.25rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-300);
    font-size: 0.9rem;
    transition: all 0.2s;
}

.footer-social a:hover {
    background: var(--blue-700);
    color: var(--white);
}

.footer-col-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

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

.footer-col ul li {
    margin-bottom: 0.6rem;
}

.footer-col ul li a {
    color: var(--gray-400);
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-col ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a {
    color: var(--gray-500);
    font-size: 0.85rem;
}

.footer-bottom-links a:hover {
    color: var(--white);
}

/* ============================================================
   PAGE HERO (Inner Pages)
   ============================================================ */
.page-hero {
    padding: 7rem 0 3rem;
    background: linear-gradient(135deg, var(--blue-50) 0%, var(--blue-100) 50%, var(--white) 100%);
    text-align: center;
}

.page-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.page-hero .breadcrumb {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.page-hero .breadcrumb a {
    color: var(--blue-700);
    font-weight: 600;
}

.page-hero .breadcrumb span {
    margin: 0 0.4rem;
}

/* ============================================================
   DOWNLOAD PAGE
   ============================================================ */
.download-page-section {
    padding: 4rem 0;
}

.download-platforms {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.platform-card {
    background: var(--white);
    border-radius: 1rem;
    padding: 3rem 2rem;
    text-align: center;
    border: 1px solid var(--gray-200);
    border-top: 4px solid var(--blue-700);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.platform-card.featured {
    border-top-color: var(--accent-gold);
    position: relative;
}

.platform-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: var(--white);
    padding: 0.35rem 1.5rem;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
}

.platform-icon {
    font-size: 4rem;
    margin-bottom: 1.25rem;
}

.platform-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.platform-card .version {
    font-size: 0.85rem;
    color: var(--gray-400);
    margin-bottom: 1rem;
}

.platform-card .features-list {
    list-style: none;
    text-align: left;
    display: inline-block;
    margin-bottom: 1.75rem;
}

.platform-card .features-list li {
    font-size: 0.9rem;
    color: var(--gray-500);
    padding: 0.3rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.platform-card .features-list li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--blue-600);
    font-weight: 700;
}

/* QR Section */
.qr-section {
    text-align: center;
    padding: 3rem 0;
    background: var(--blue-50);
    border-radius: 1rem;
    margin-bottom: 3rem;
}

.qr-code-placeholder {
    width: 180px;
    height: 180px;
    background: var(--white);
    border-radius: 1rem;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--gray-200);
    box-shadow: var(--shadow-md);
}

.qr-inner {
    width: 120px;
    height: 120px;
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    grid-template-rows: repeat(7, 1fr);
    gap: 1px;
}

.qr-inner span {
    background: var(--gray-800);
    border-radius: 1px;
}

.qr-inner span.blank {
    background: transparent;
}

.qr-section h3 {
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.qr-section p {
    font-size: 0.95rem;
    color: var(--gray-500);
}

/* Download Steps */
.download-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
}

.step-card {
    text-align: center;
    padding: 2rem 1.25rem;
    position: relative;
}

.step-number {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    font-weight: 800;
    margin: 0 auto 1rem;
}

.step-card h4 {
    font-size: 1.05rem;
    margin-bottom: 0.4rem;
    color: var(--gray-900);
}

.step-card p {
    font-size: 0.875rem;
    color: var(--gray-500);
    line-height: var(--line-height-relaxed);
    margin-bottom: 0;
}

.step-arrow {
    position: absolute;
    right: -20px;
    top: 40px;
    font-size: 1.5rem;
    color: var(--gray-300);
}

/* ============================================================
   CLUB PAGE
   ============================================================ */
.club-hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-800) 40%, var(--blue-700) 100%);
    color: var(--white);
    text-align: center;
}

.club-hero h1 {
    color: var(--white);
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.club-hero p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.club-hero .btn-gold {
    font-size: 1.1rem;
    padding: 1rem 2.5rem;
}

/* Club Benefits */
.club-benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
    margin-top: -3rem;
    position: relative;
    z-index: 2;
}

.club-benefit-card {
    background: var(--white);
    border-radius: 0.75rem;
    padding: 2rem 1.75rem;
    border-top: 3px solid var(--blue-700);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: all 0.3s ease;
}

.club-benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.club-benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.club-benefit-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.club-benefit-card p {
    font-size: 0.925rem;
    color: var(--gray-500);
    line-height: var(--line-height-relaxed);
    margin-bottom: 0;
}

/* Club Features Detail */
.club-features {
    padding: 4rem 0;
}

.club-feature-row {
    display: flex;
    align-items: center;
    gap: 3rem;
    margin-bottom: 4rem;
}

.club-feature-row:last-child {
    margin-bottom: 0;
}

.club-feature-row.reverse {
    flex-direction: row-reverse;
}

.club-feature-text {
    flex: 1;
}

.club-feature-text h2 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.club-feature-text p {
    font-size: 1rem;
    color: var(--gray-500);
    line-height: var(--line-height-relaxed);
    margin-bottom: 1.5rem;
}

.club-feature-list {
    list-style: none;
}

.club-feature-list li {
    padding: 0.5rem 0 0.5rem 1.75rem;
    position: relative;
    font-size: 0.975rem;
    color: var(--gray-600);
}

.club-feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--blue-500);
    border-radius: 50%;
}

.club-feature-image {
    flex: 1;
}

.club-feature-placeholder {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, var(--blue-50), var(--blue-100));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md);
}

.club-feature-placeholder .placeholder-icon {
    font-size: 4rem;
}

.club-feature-placeholder .placeholder-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--blue-400);
    margin-top: 0.5rem;
}

/* Club Join Form */
.club-join-section {
    background: var(--gray-50);
    padding: 4rem 0;
}

.club-join-card {
    background: var(--white);
    border-radius: 1rem;
    padding: 3rem;
    max-width: 650px;
    margin: 0 auto;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.club-join-card h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.club-join-card > p {
    font-size: 1rem;
    color: var(--gray-500);
    margin-bottom: 2rem;
}

.club-join-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    text-align: left;
}

.club-join-form .full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.5rem;
    font-size: 0.95rem;
    font-family: var(--font-sans);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    color: var(--gray-800);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--blue-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .club-benefits {
        grid-template-columns: repeat(2, 1fr);
    }

    .download-steps {
        grid-template-columns: repeat(2, 1fr);
    }

    .step-arrow {
        display: none;
    }

    .club-feature-row,
    .club-feature-row.reverse {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }

    .hero {
        padding: 6rem 0 3rem;
    }

    .hero-inner {
        flex-direction: column;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats-row {
        justify-content: center;
    }

    .hero-image-placeholder {
        width: 260px;
        height: 320px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .stat-number {
        font-size: 2.25rem;
    }

    .download-cards,
    .download-platforms {
        grid-template-columns: 1fr;
    }

    .download-steps {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .nav {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--white);
        padding: 1.5rem;
        box-shadow: var(--shadow-lg);
        gap: 1rem;
    }

    .nav.open {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .club-benefits {
        grid-template-columns: 1fr;
        margin-top: -2rem;
    }

    .club-join-form {
        grid-template-columns: 1fr;
    }

    .page-hero h1 {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.75rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats-row {
        gap: 1.25rem;
    }

    .hero-stat-num {
        font-size: 1.25rem;
    }

    .section {
        padding: 3rem 0;
    }

    .section-header h2 {
        font-size: 1.5rem;
    }
}