/* ============================
   百川巴西货盘 - 全局样式
   ============================ */

/* ---- CSS Variables ---- */
:root {
    --color-brazil-green: #009C3B;
    --color-brazil-yellow: #FFDF00;
    --color-brazil-blue: #002776;
    --color-primary: #009C3B;
    --color-primary-dark: #007A2E;
    --color-primary-light: #E6F7ED;
    --color-accent: #FFDF00;
    --color-accent-dark: #CC9900;
    --color-dark: #0D1B2A;
    --color-text: #1A2B3C;
    --color-text-muted: #5A6A7A;
    --color-text-light: #8A9AAA;
    --color-border: #E5EBF0;
    --color-bg: #F7FAFD;
    --color-white: #FFFFFF;
    --color-card: #FFFFFF;
    --color-ml: #FFE600;
    --color-ml-dark: #F5B800;
    --color-sh: #EE4D2D;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.1), 0 4px 12px rgba(0,0,0,0.05);
    --shadow-hover: 0 20px 60px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.06);
    --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.15s ease;
    --container-max: 1200px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-size: 15px;
    line-height: 1.65;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

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

/* ---- Container ---- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    padding: 10px 22px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: 0.02em;
    white-space: nowrap;
    border: 1.5px solid transparent;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}
.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0,156,59,0.35);
}

.btn-hero-primary {
    background: var(--color-white);
    color: var(--color-primary);
    font-size: 15px;
    font-weight: 700;
    padding: 14px 32px;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

.btn-hero-outline {
    background: rgba(255,255,255,0.1);
    color: var(--color-white);
    font-size: 15px;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--radius-lg);
    border: 1.5px solid rgba(255,255,255,0.4);
    backdrop-filter: blur(8px);
}
.btn-hero-outline:hover {
    background: rgba(255,255,255,0.18);
    transform: translateY(-2px);
}

.btn-card {
    width: 100%;
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 600;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    margin-top: 12px;
    transition: all var(--transition);
}
.btn-card:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,156,59,0.3);
}

.btn-outline-primary {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
    padding: 12px 32px;
    font-size: 15px;
}
.btn-outline-primary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,156,59,0.3);
}

/* ============================
   HEADER
   ============================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    gap: 32px;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-name {
    font-size: 17px;
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.logo-sub {
    font-size: 10px;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    padding: 7px 14px;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}
.nav-link:hover, .nav-link.active {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
}

.nav-cta {
    font-size: 13px;
    font-weight: 700;
    padding: 8px 18px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-md);
}
.nav-cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0,156,59,0.4);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}
.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ============================
   HERO
   ============================ */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    background: linear-gradient(135deg, #00311A 0%, #005A28 35%, #007A3A 60%, #009C3B 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 100px 0 80px;
}

.hero-bg-orbs {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--color-brazil-yellow);
    top: -15%;
    right: -10%;
    animation: orbFloat1 14s ease-in-out infinite;
}

.orb-2 {
    width: 350px;
    height: 350px;
    background: rgba(0,39,118,0.6);
    bottom: -10%;
    left: -5%;
    animation: orbFloat2 18s ease-in-out infinite;
}

.orb-3 {
    width: 250px;
    height: 250px;
    background: rgba(255,223,0,0.4);
    top: 40%;
    left: 30%;
    animation: orbFloat1 11s ease-in-out infinite reverse;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, 25px) scale(1.08); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 740px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.25);
    color: rgba(255,255,255,0.92);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
    backdrop-filter: blur(8px);
}

.badge-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    background: var(--color-brazil-yellow);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
}

.hero-title {
    font-size: 52px;
    font-weight: 900;
    color: var(--color-white);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.text-gradient {
    background: linear-gradient(90deg, var(--color-brazil-yellow) 0%, #FFB800 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 17px;
    color: rgba(255,255,255,0.75);
    line-height: 1.7;
    margin-bottom: 36px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg);
    padding: 20px 32px;
    margin-bottom: 36px;
    backdrop-filter: blur(12px);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    flex: 1;
}

.stat-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--color-brazil-yellow);
    line-height: 1;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 12px;
    color: rgba(255,255,255,0.65);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,0.2);
    flex-shrink: 0;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}

.hero-scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-dot {
    width: 6px;
    height: 6px;
    background: rgba(255,255,255,0.5);
    border-radius: 50%;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(8px); opacity: 1; }
}

/* ============================
   NOTICE BAR
   ============================ */
.notice-bar {
    background: var(--color-dark);
    padding: 10px 0;
    overflow: hidden;
}

.notice-inner {
    display: flex;
    align-items: center;
    gap: 12px;
}

.notice-icon {
    font-size: 16px;
    flex-shrink: 0;
}

.notice-scroll {
    overflow: hidden;
    flex: 1;
}

.notice-scroll span {
    display: inline-block;
    white-space: nowrap;
    color: rgba(255,255,255,0.75);
    font-size: 13px;
    animation: tickerScroll 30s linear infinite;
}

@keyframes tickerScroll {
    0% { transform: translateX(100%); }
    100% { transform: translateX(-100%); }
}

/* ============================
   SECTION COMMON
   ============================ */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 52px;
}

.section-title {
    font-size: 34px;
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.section-desc {
    font-size: 16px;
    color: var(--color-text-muted);
}

/* ============================
   CATEGORIES & PRODUCTS
   ============================ */
.categories-section {
    background: var(--color-white);
}

.category-tabs {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 36px;
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 16px;
}

.cat-tab {
    font-size: 14px;
    font-weight: 600;
    padding: 7px 18px;
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1.5px solid transparent;
}
.cat-tab:hover {
    color: var(--color-primary);
    background: var(--color-primary-light);
}
.cat-tab.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: 0 3px 10px rgba(0,156,59,0.3);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.product-card {
    background: var(--color-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    position: relative;
}
.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(0,156,59,0.2);
}

.product-card.hidden {
    display: none;
}

.product-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 100px;
    z-index: 2;
    letter-spacing: 0.03em;
}
.product-badge.hot {
    background: #FF4444;
    color: white;
}
.product-badge.new {
    background: var(--color-primary);
    color: white;
}

.product-img-wrap {
    aspect-ratio: 1;
    overflow: hidden;
}

.product-img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Color variants for product cards */
.beauty-bg { background: linear-gradient(135deg, #FF7BAC, #FF4B8A); }
.beauty-bg2 { background: linear-gradient(135deg, #C084FC, #9333EA); }
.daily-bg { background: linear-gradient(135deg, #60A5FA, #3B82F6); }
.daily-bg2 { background: linear-gradient(135deg, #34D399, #059669); }
.electronics-bg { background: linear-gradient(135deg, #4B5563, #1F2937); }
.electronics-bg2 { background: linear-gradient(135deg, #6366F1, #4338CA); }
.clothing-bg { background: linear-gradient(135deg, #F97316, #DC2626); }
.clothing-bg2 { background: linear-gradient(135deg, #0EA5E9, #0284C7); }
.sports-bg { background: linear-gradient(135deg, #22C55E, #16A34A); }
.home-bg { background: linear-gradient(135deg, #F59E0B, #D97706); }
.pet-bg { background: linear-gradient(135deg, #A78BFA, #7C3AED); }

.product-info {
    padding: 14px 16px;
}

.product-platform {
    margin-bottom: 6px;
}

.platform-tag {
    font-size: 11px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 4px;
    letter-spacing: 0.03em;
}
.platform-tag.ml {
    background: #FFF3CD;
    color: #9A6800;
}
.platform-tag.sh {
    background: #FDE8E4;
    color: #EE4D2D;
}

.product-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.4;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-desc {
    font-size: 12px;
    color: var(--color-text-light);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 10px;
}

.product-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.product-price-wrap {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.product-price {
    font-size: 18px;
    font-weight: 800;
    color: #E53E3E;
}

.product-price-label {
    font-size: 11px;
    color: var(--color-text-light);
}

.product-moq {
    font-size: 11px;
    color: var(--color-text-light);
    background: var(--color-bg);
    padding: 2px 6px;
    border-radius: 4px;
}

.load-more-wrap {
    text-align: center;
    margin-top: 44px;
}

/* ============================
   ADVANTAGES
   ============================ */
.advantages-section {
    background: var(--color-bg);
}

.adv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.adv-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}
.adv-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0,156,59,0.2);
}

.adv-icon {
    margin-bottom: 16px;
}

.adv-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.adv-card p {
    font-size: 13.5px;
    color: var(--color-text-muted);
    line-height: 1.65;
}

/* ============================
   PLATFORMS
   ============================ */
.platforms-section {
    background: var(--color-white);
}

.platform-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.platform-card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: 24px 20px;
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 14px;
    transition: all var(--transition);
}
.platform-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    background: var(--color-white);
}

.platform-logo {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 900;
    color: white;
    letter-spacing: -0.02em;
}
.ml-logo { background: linear-gradient(135deg, #FFD700, #F5A800); color: #333; }
.sh-logo { background: linear-gradient(135deg, #FF5722, #EE4D2D); }
.tt-logo { background: linear-gradient(135deg, #1A1A1A, #444); }
.az-logo { background: linear-gradient(135deg, #FF9900, #E47911); }

.platform-info h3 {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 6px;
}

.platform-info p {
    font-size: 12.5px;
    color: var(--color-text-muted);
    line-height: 1.55;
}

.platform-tag-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 100px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    margin-top: 6px;
}

/* ============================
   FAQ
   ============================ */
.faq-section {
    background: var(--color-bg);
}

.faq-list {
    max-width: 740px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: box-shadow var(--transition);
}
.faq-item:has(.faq-answer.open) {
    box-shadow: var(--shadow-md);
    border-color: rgba(0,156,59,0.2);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    gap: 12px;
    transition: color var(--transition-fast);
    text-align: left;
}
.faq-question:hover {
    color: var(--color-primary);
}
.faq-question.open {
    color: var(--color-primary);
}

.faq-icon {
    flex-shrink: 0;
    color: var(--color-text-light);
    transition: transform var(--transition);
}
.faq-question.open .faq-icon {
    transform: rotate(180deg);
    color: var(--color-primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.faq-answer.open {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 22px 18px;
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================
   CTA SECTION
   ============================ */
.cta-section {
    background: linear-gradient(135deg, #00311A 0%, #005A28 40%, #009C3B 100%);
    padding: 80px 0;
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-badge {
    display: inline-block;
    background: rgba(255,223,0,0.15);
    border: 1px solid rgba(255,223,0,0.35);
    color: var(--color-brazil-yellow);
    font-size: 13px;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}

.cta-content h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 16px;
    color: rgba(255,255,255,0.75);
    line-height: 1.65;
    margin-bottom: 32px;
}

.btn-cta-primary {
    display: inline-flex;
    align-items: center;
    background: var(--color-brazil-yellow);
    color: var(--color-dark);
    font-size: 16px;
    font-weight: 800;
    padding: 16px 40px;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px rgba(255,223,0,0.4);
    transition: all var(--transition);
}
.btn-cta-primary:hover {
    background: #FFE84D;
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(255,223,0,0.5);
}

/* ============================
   FOOTER
   ============================ */
.footer {
    background: var(--color-dark);
    padding: 52px 0 0;
}

.footer-inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    color: var(--color-white);
    font-size: 18px;
    font-weight: 800;
}

.footer-desc {
    font-size: 13.5px;
    color: rgba(255,255,255,0.55);
    line-height: 1.65;
    max-width: 320px;
}

.footer-right {
    flex-shrink: 0;
}

.footer-contact p {
    font-size: 13px;
    color: rgba(255,255,255,0.45);
    margin-bottom: 10px;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    font-weight: 600;
}

.footer-cta-btn {
    display: inline-flex;
    align-items: center;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 14px;
    font-weight: 700;
    padding: 10px 24px;
    border-radius: var(--radius-md);
    transition: all var(--transition);
}
.footer-cta-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0,156,59,0.4);
}

.footer-bottom {
    padding: 18px 0;
    text-align: center;
}

.footer-bottom span {
    font-size: 13px;
    color: rgba(255,255,255,0.3);
}

/* ============================
   FLOATING CTA
   ============================ */
.float-cta {
    position: fixed;
    bottom: 32px;
    right: 28px;
    z-index: 999;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 14px;
    font-weight: 700;
    padding: 13px 22px;
    border-radius: 100px;
    box-shadow: 0 6px 24px rgba(0,156,59,0.45);
    transition: all var(--transition);
    opacity: 0;
    transform: translateY(16px);
}
.float-cta.visible {
    opacity: 1;
    transform: translateY(0);
}
.float-cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 32px rgba(0,156,59,0.5);
}

/* ============================
   QR MODAL
   ============================ */
.qr-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.qr-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.qr-modal-content {
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px;
    max-width: 380px;
    width: 100%;
    text-align: center;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 24px 80px rgba(0,0,0,0.2);
}

.qr-modal-overlay.active .qr-modal-content {
    transform: scale(1);
}

.qr-modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: var(--color-bg);
    color: var(--color-text-muted);
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.qr-modal-close:hover {
    background: var(--color-border);
    color: var(--color-text);
}

.qr-modal-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.qr-modal-subtitle {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.qr-modal-img {
    width: 100%;
    max-width: 280px;
    border-radius: var(--radius-md);
    margin: 0 auto 16px;
    display: block;
}

.qr-modal-hint {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.qr-modal-hint strong {
    color: var(--color-primary);
}

/* ============================
   MOBILE RESPONSIVE
   ============================ */
@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-title { font-size: 36px; }
    .hero-desc { font-size: 15px; }
    .hero-stats { padding: 16px 20px; gap: 0; }
    .stat-num { font-size: 22px; }
    .stat-label { font-size: 11px; }
    .stat-divider { height: 32px; }

    .section-title { font-size: 26px; }
    .section-desc { font-size: 14px; }
    section { padding: 60px 0; }

    .nav { display: none; }
    .menu-toggle { display: flex; }

    .nav.open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-border);
        padding: 12px 16px 16px;
        gap: 4px;
        box-shadow: var(--shadow-md);
    }

    .nav-cta span { display: none; }
    .nav-cta { padding: 8px 14px; font-size: 12px; }

    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .adv-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .platform-cards { grid-template-columns: repeat(2, 1fr); gap: 14px; }

    .footer-inner { flex-direction: column; gap: 28px; }
    .footer-desc { max-width: 100%; }

    .cta-content h2 { font-size: 28px; }
    .mobile-br { display: block; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero { padding: 80px 0 60px; }
    .hero-title { font-size: 28px; }
    .hero-desc { font-size: 14px; }
    .hero-stats { flex-wrap: wrap; }
    .stat-item { min-width: 80px; }
    .stat-divider { display: none; }
    .hero-actions { flex-direction: column; width: 100%; max-width: 280px; margin: 0 auto; }
    .btn-hero-primary, .btn-hero-outline { width: 100%; text-align: center; }

    .products-grid { grid-template-columns: 1fr; gap: 14px; }
    .product-img-wrap { aspect-ratio: 16/9; }
    .product-img-placeholder { max-height: 180px; }

    .adv-grid { grid-template-columns: 1fr; }
    .platform-cards { grid-template-columns: 1fr; }

    .section-title { font-size: 22px; }
    .section-header { margin-bottom: 32px; }

    .cta-content h2 { font-size: 24px; }
    .btn-cta-primary { font-size: 15px; padding: 14px 28px; }

    .float-cta { bottom: 20px; right: 16px; padding: 11px 18px; font-size: 13px; }
}