/* ==========================================================================
   甜橘剧场 - 短剧、广播剧在线追更平台
   style.css - 完整样式表
   ========================================================================== */

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

:root {
    --primary: #FF8C42;
    --primary-dark: #E6752E;
    --primary-light: #FFB347;
    --secondary: #2D1B4E;
    --secondary-light: #4A2C6E;
    --accent: #FFB347;
    --bg: #FFF9F5;
    --bg-alt: #FFFFFF;
    --bg-glass: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(255, 255, 255, 0.55);
    --text: #2C2C2C;
    --text-light: #666666;
    --text-lighter: #999999;
    --border: #F0E6DE;
    --shadow: 0 4px 20px rgba(45, 27, 78, 0.08);
    --shadow-hover: 0 8px 30px rgba(45, 27, 78, 0.15);
    --shadow-glass: 0 8px 32px rgba(45, 27, 78, 0.12);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-brand: linear-gradient(135deg, #FF8C42 0%, #FFB347 100%);
    --gradient-hero: linear-gradient(135deg, #2D1B4E 0%, #4A2C6E 40%, #FF8C42 100%);
}

[data-theme="dark"] {
    --bg: #1A1A2E;
    --bg-alt: #16213E;
    --bg-glass: rgba(22, 33, 62, 0.72);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text: #E8E8E8;
    --text-light: #B0B0B0;
    --text-lighter: #808080;
    --border: #2A2A4A;
    --secondary: #0F0F1A;
    --secondary-light: #1A1A2E;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.5);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.4);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.8;
    transition: background var(--transition), color var(--transition);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

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

button {
    font-family: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

::selection {
    background: rgba(255, 140, 66, 0.25);
    color: var(--text);
}

/* ---------- Header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--bg-glass);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    backdrop-filter: blur(18px) saturate(160%);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow);
    transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 20px;
}

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

.logo svg {
    width: 40px;
    height: 40px;
    transition: transform var(--transition);
}

.logo:hover svg {
    transform: rotate(-8deg) scale(1.06);
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--secondary);
    letter-spacing: 1px;
    transition: color var(--transition);
}

[data-theme="dark"] .logo-text {
    color: var(--accent);
}

.main-nav {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.main-nav a {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-light);
    transition: all var(--transition);
    white-space: nowrap;
    position: relative;
}

.main-nav a:hover,
.main-nav a.active {
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: 0 4px 12px rgba(255, 140, 66, 0.35);
}

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

.search-box {
    display: flex;
    align-items: center;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 4px 12px;
    transition: all var(--transition);
}

.search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 140, 66, 0.15);
}

.search-box input {
    border: none;
    background: transparent;
    outline: none;
    padding: 6px 4px;
    font-size: 0.88rem;
    color: var(--text);
    width: 140px;
    transition: width var(--transition);
}

.search-box input::placeholder {
    color: var(--text-lighter);
}

.search-box input:focus {
    width: 180px;
}

.search-box button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    color: var(--text-light);
    transition: color var(--transition), transform var(--transition);
}

.search-box button:hover {
    color: var(--primary);
    transform: scale(1.1);
}

.theme-toggle,
.mobile-toggle {
    background: none;
    border: 1px solid var(--border);
    cursor: pointer;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    transition: all var(--transition);
}

.theme-toggle:hover,
.mobile-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: rotate(15deg) scale(1.05);
    box-shadow: 0 4px 12px rgba(255, 140, 66, 0.2);
}

.mobile-toggle {
    display: none;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    overflow: hidden;
    background: var(--gradient-hero);
    color: #fff;
    padding: 80px 0 60px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 179, 71, 0.25) 0%, transparent 70%);
    animation: floatBlob 14s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 140, 66, 0.2) 0%, transparent 70%);
    animation: floatBlob 18s ease-in-out infinite reverse;
}

@keyframes floatBlob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, 30px) scale(1.08); }
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-content h1 {
    font-size: 2.6rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.hero-content h1 em {
    font-style: normal;
    color: var(--accent);
    background: linear-gradient(90deg, #FFB347, #FFD89B);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 28px;
    max-width: 540px;
}

.hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: 30px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.35) 50%, transparent 70%);
    transform: translateX(-120%);
    transition: transform 0.6s ease;
}

.btn:hover::after {
    transform: translateX(120%);
}

.btn-primary {
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: 0 4px 15px rgba(255, 140, 66, 0.4);
}

.btn-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 22px rgba(255, 140, 66, 0.55);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.5);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
}

.btn-outline:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
    transform: translateY(-2px);
}

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

.hero-visual svg {
    width: 100%;
    max-width: 440px;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
    animation: heroFloat 6s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

/* ---------- Stats Bar ---------- */
.stats-bar {
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 30px 0;
    position: relative;
    z-index: 3;
}

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

.stat-item {
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: transform var(--transition);
}

.stat-item:hover {
    transform: translateY(-4px);
}

.stat-item .stat-num {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-item .stat-label {
    font-size: 0.88rem;
    color: var(--text-light);
    margin-top: 4px;
}

/* ---------- Sections ---------- */
.section {
    padding: 70px 0;
    position: relative;
}

.section-alt {
    background: var(--bg-alt);
}

.section-header {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 48px;
}

.section-header h2 {
    font-size: 1.9rem;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 14px;
    position: relative;
    display: inline-block;
    letter-spacing: -0.3px;
}

[data-theme="dark"] .section-header h2 {
    color: var(--accent);
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    border-radius: 2px;
    background: var(--gradient-brand);
}

.section-header p {
    color: var(--text-light);
    font-size: 1rem;
    margin-top: 18px;
}

/* ---------- Brand Intro ---------- */
.brand-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: center;
}

.brand-text h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 16px;
}

[data-theme="dark"] .brand-text h3 {
    color: var(--accent);
}

.brand-text p {
    color: var(--text-light);
    margin-bottom: 16px;
    font-size: 0.98rem;
}

.brand-text .highlight {
    color: var(--primary);
    font-weight: 600;
}

.brand-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-top: 24px;
}

.brand-feature {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: all var(--transition);
}

[data-theme="dark"] .brand-feature {
    background: var(--bg-alt);
}

.brand-feature:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}

.brand-feature svg {
    flex-shrink: 0;
    color: var(--primary);
    margin-top: 3px;
    transition: transform var(--transition);
}

.brand-feature:hover svg {
    transform: scale(1.15) rotate(-6deg);
}

.brand-feature span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
}

.brand-visual svg {
    width: 100%;
    filter: drop-shadow(0 12px 30px rgba(255, 140, 66, 0.12));
}

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

.product-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px 24px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .product-card {
    background: var(--bg-glass);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-brand);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.product-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-6px);
    border-color: rgba(255, 140, 66, 0.4);
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(255, 140, 66, 0.15), rgba(255, 179, 71, 0.15));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    color: var(--primary);
    transition: all var(--transition);
}

.product-card:hover .product-icon {
    background: var(--gradient-brand);
    color: #fff;
    transform: scale(1.08) rotate(-5deg);
    box-shadow: 0 8px 20px rgba(255, 140, 66, 0.35);
}

.product-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--secondary);
}

[data-theme="dark"] .product-card h3 {
    color: var(--accent);
}

.product-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 14px;
}

.product-card ul li {
    font-size: 0.86rem;
    color: var(--text-light);
    padding: 4px 0 4px 20px;
    position: relative;
    transition: color var(--transition), padding-left var(--transition);
}

.product-card ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    transition: transform var(--transition);
}

.product-card:hover ul li {
    padding-left: 24px;
}

.product-card:hover ul li::before {
    transform: scale(1.3);
}

/* ---------- Solutions ---------- */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.solution-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    display: flex;
    gap: 20px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .solution-card {
    background: var(--bg-glass);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.solution-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    background: radial-gradient(circle at 100% 0%, rgba(255, 140, 66, 0.08), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.solution-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
    transform: translateY(-4px);
}

.solution-card:hover::after {
    opacity: 1;
}

.solution-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: transform var(--transition), box-shadow var(--transition);
}

.solution-card:hover .solution-icon {
    transform: scale(1.1) rotate(-6deg);
    box-shadow: 0 8px 20px rgba(255, 140, 66, 0.4);
}

.solution-body h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--secondary);
}

[data-theme="dark"] .solution-body h3 {
    color: var(--accent);
}

.solution-body p {
    font-size: 0.9rem;
    color: var(--text-light);
}

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

.case-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition);
}

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

.case-img {
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.case-img::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 40%, rgba(255, 255, 255, 0.18) 50%, transparent 60%);
    transform: translateX(-100%);
    transition: transform 0.7s ease;
}

.case-card:hover .case-img::before {
    transform: translateX(100%);
}

.case-img svg {
    position: relative;
    z-index: 1;
    transition: transform var(--transition);
}

.case-card:hover .case-img svg {
    transform: scale(1.12);
}

.case-img.c1 {
    background: linear-gradient(135deg, #FF8C42, #FFB347);
}

.case-img.c2 {
    background: linear-gradient(135deg, #2D1B4E, #6A4C93);
}

.case-img.c3 {
    background: linear-gradient(135deg, #E6752E, #FF8C42);
}

.case-body {
    padding: 22px;
}

.case-body h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--secondary);
}

[data-theme="dark"] .case-body h3 {
    color: var(--accent);
}

.case-body p {
    font-size: 0.88rem;
    color: var(--text-light);
    margin-bottom: 12px;
}

.case-tag {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.78rem;
    background: rgba(255, 140, 66, 0.12);
    color: var(--primary);
    font-weight: 500;
    transition: all var(--transition);
}

.case-card:hover .case-tag {
    background: var(--gradient-brand);
    color: #fff;
}

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

.testimonial-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: all var(--transition);
    position: relative;
}

[data-theme="dark"] .testimonial-card {
    background: var(--bg-glass);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.testimonial-card::before {
    content: '\201C';
    position: absolute;
    top: 8px;
    right: 22px;
    font-size: 4rem;
    line-height: 1;
    font-family: Georgia, serif;
    color: var(--primary);
    opacity: 0.12;
    transition: opacity var(--transition), transform var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
    transform: translateY(-4px);
}

.testimonial-card:hover::before {
    opacity: 0.22;
    transform: scale(1.1);
}

.testimonial-stars {
    color: var(--accent);
    font-size: 1rem;
    margin-bottom: 14px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 0.92rem;
    color: var(--text-light);
    margin-bottom: 18px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
    transition: transform var(--transition);
}

.testimonial-card:hover .testimonial-avatar {
    transform: scale(1.1);
}

.testimonial-info strong {
    display: block;
    font-size: 0.92rem;
    color: var(--text);
}

.testimonial-info span {
    font-size: 0.8rem;
    color: var(--text-lighter);
}

/* ---------- News & Articles ---------- */
.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.news-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .news-card {
    background: var(--bg-glass);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.news-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-brand);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform var(--transition);
}

.news-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
    transform: translateY(-4px);
}

.news-card:hover::before {
    transform: scaleY(1);
}

.news-meta {
    display: flex;
    gap: 14px;
    font-size: 0.8rem;
    color: var(--text-lighter);
    margin-bottom: 10px;
}

.news-meta .news-cat {
    color: var(--primary);
    font-weight: 600;
}

.news-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--secondary);
    transition: color var(--transition);
}

[data-theme="dark"] .news-card h3 {
    color: var(--accent);
}

.news-card:hover h3 {
    color: var(--primary);
}

.news-card p {
    font-size: 0.88rem;
    color: var(--text-light);
    margin-bottom: 14px;
    flex: 1;
}

.news-link {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap var(--transition);
}

.news-link:hover {
    gap: 8px;
}

/* ---------- FAQ ---------- */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    overflow: hidden;
    transition: all var(--transition);
}

[data-theme="dark"] .faq-item {
    background: var(--bg-glass);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.faq-item:hover {
    border-color: var(--primary);
}

.faq-item.active {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 18px 22px;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--text);
    font-family: inherit;
    transition: color var(--transition);
}

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

.faq-question .faq-icon {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--bg);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    font-size: 1rem;
    color: var(--primary);
}

.faq-item.active .faq-icon {
    background: var(--gradient-brand);
    border-color: transparent;
    color: #fff;
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-answer-inner {
    padding: 0 22px 20px;
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.9;
}

/* ---------- HowTo ---------- */
.howto-steps {
    max-width: 900px;
    margin: 0 auto;
}

.howto-step {
    display: flex;
    gap: 20px;
    padding: 22px 0;
    border-bottom: 1px dashed var(--border);
    transition: transform var(--transition);
}

.howto-step:hover {
    transform: translateX(6px);
}

.howto-step:last-child {
    border-bottom: none;
}

.howto-num {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gradient-brand);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    box-shadow: 0 4px 12px rgba(255, 140, 66, 0.35);
    transition: transform var(--transition);
}

.howto-step:hover .howto-num {
    transform: scale(1.1) rotate(-8deg);
}

.howto-body h3 {
    font-size: 1.02rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--secondary);
}

[data-theme="dark"] .howto-body h3 {
    color: var(--accent);
}

.howto-body p {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* ---------- Contact ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--secondary);
}

[data-theme="dark"] .contact-info h3 {
    color: var(--accent);
}

.contact-item {
    display: flex;
    gap: 14px;
    margin-bottom: 20px;
    align-items: flex-start;
    transition: transform var(--transition);
}

.contact-item:hover {
    transform: translateX(4px);
}

.contact-item svg {
    flex-shrink: 0;
    color: var(--primary);
    margin-top: 4px;
    transition: transform var(--transition);
}

.contact-item:hover svg {
    transform: scale(1.15);
}

.contact-item strong {
    display: block;
    font-size: 0.92rem;
    margin-bottom: 2px;
    color: var(--text);
}

.contact-item span {
    font-size: 0.88rem;
    color: var(--text-light);
}

.contact-map {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .contact-map {
    background: var(--bg-glass);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.contact-map::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(255, 140, 66, 0.1), transparent 65%);
    opacity: 0;
    transition: opacity var(--transition);
}

.contact-map:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}

.contact-map:hover::before {
    opacity: 1;
}

.contact-map svg {
    width: 100px;
    height: 100px;
    color: var(--primary);
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
    transition: transform var(--transition);
}

.contact-map:hover svg {
    transform: scale(1.08) translateY(-4px);
}

.contact-map h3 {
    position: relative;
    z-index: 1;
    color: var(--secondary);
}

[data-theme="dark"] .contact-map h3 {
    color: var(--accent);
}

.contact-map p {
    font-size: 0.9rem;
    color: var(--text-light);
    position: relative;
    z-index: 1;
}

/* ---------- Footer ---------- */
.site-footer {
    background: var(--secondary);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 0;
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -80px;
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 140, 66, 0.18), transparent 70%);
    pointer-events: none;
}

[data-theme="dark"] .site-footer {
    background: #0F0F1A;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.footer-brand .logo-text {
    color: #fff;
    margin-bottom: 14px;
    display: block;
}

.footer-brand p {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 18px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition);
}

.footer-social a:hover {
    background: var(--gradient-brand);
    color: #fff;
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 6px 16px rgba(255, 140, 66, 0.4);
}

.footer-col h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 0.86rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition), padding-left var(--transition);
}

.footer-col ul li a:hover {
    color: var(--accent);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px 0;
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
    margin: 0 8px;
    transition: color var(--transition);
}

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

/* ---------- Back to Top ---------- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--gradient-brand);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(255, 140, 66, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px) scale(1.06);
    box-shadow: 0 8px 24px rgba(255, 140, 66, 0.55);
}

/* ---------- Reveal Animations ---------- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered reveal for grids */
.product-grid .reveal:nth-child(2),
.cases-grid .reveal:nth-child(2),
.testimonial-grid .reveal:nth-child(2),
.solutions-grid .reveal:nth-child(2),
.news-grid .reveal:nth-child(2) {
    transition-delay: 0.1s;
}

.product-grid .reveal:nth-child(3),
.cases-grid .reveal:nth-child(3),
.testimonial-grid .reveal:nth-child(3),
.solutions-grid .reveal:nth-child(3),
.news-grid .reveal:nth-child(3) {
    transition-delay: 0.2s;
}

.solutions-grid .reveal:nth-child(4),
.news-grid .reveal:nth-child(4) {
    transition-delay: 0.3s;
}

/* ---------- Focus Visible ---------- */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ---------- Responsive: 1024px ---------- */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .hero-visual {
        order: -1;
    }

    .hero-visual svg {
        max-width: 320px;
    }

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

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

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

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

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

/* ---------- Responsive: 768px ---------- */
@media (max-width: 768px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--bg-glass);
        -webkit-backdrop-filter: blur(20px) saturate(160%);
        backdrop-filter: blur(20px) saturate(160%);
        flex-direction: column;
        padding: 14px;
        border-bottom: 1px solid var(--glass-border);
        box-shadow: var(--shadow);
        animation: navSlideDown 0.3s ease;
    }

    .main-nav.open {
        display: flex;
    }

    @keyframes navSlideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .mobile-toggle {
        display: flex;
    }

    .search-box input {
        width: 100px;
    }

    .search-box input:focus {
        width: 120px;
    }

    .hero {
        padding: 50px 0 40px;
    }

    .hero-content h1 {
        font-size: 1.9rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

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

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

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

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

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .section {
        padding: 50px 0;
    }

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

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

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }
}

/* ---------- Responsive: 480px ---------- */
@media (max-width: 480px) {
    .search-box {
        display: none;
    }

    .hero-content h1 {
        font-size: 1.6rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .stat-item .stat-num {
        font-size: 1.6rem;
    }

    .solution-card {
        flex-direction: column;
        gap: 14px;
    }

    .howto-step {
        gap: 14px;
    }

    .howto-num {
        width: 38px;
        height: 38px;
        font-size: 0.95rem;
    }

    .container {
        padding: 0 16px;
    }
}