/* ============================================
   示例科技有限公司 - 企业官网样式
   风格：清新商务 / 磨砂亚麻
   ============================================ */

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

:root {
    --canvas: #fcfcfc;
    --sky-wash: #f0f4fe;
    --midnight: #020520;
    --graphite: #14141e;
    --slate: #374151;
    --fog: #696a72;
    --deep-fog: #95959b;
    --steel: #6b7280;
    --signal-blue: #145aff;
    --action-blue: #0f1f3d;
    --emerald: #16ca2e;
    --coral: #f26052;
    --sky-info: #0099ff;
    --amber: #ffa64d;
    --hero-gradient: linear-gradient(135deg, #3b82f6 0%, #145aff 100%);
    --hero-glow: radial-gradient(ellipse at 50% 50%, rgba(88, 107, 141, 0.3) 0%, transparent 70%);
    --card-shadow: rgba(0, 0, 0, 0.1) 0px 0px 4px -2px;
    --card-shadow-hover: rgba(0, 0, 0, 0.15) 0px 4px 12px -2px;
    --feature-shadow: rgba(0, 0, 0, 0.082) 0px 0.36px 1.81px -1.42px, rgba(0, 0, 0, 0.07) 0px 1.37px 6.87px -2.83px, rgba(0, 0, 0, 0.016) 0px 6px 30px -4.25px;
    --radius-pill: 100px;
    --radius-card: 8px;
    --radius-badge: 4px;
    --radius-image: 16px;
    --radius-input: 12px;
    --radius-modal: 32px;
    --radius-btn: 12px;
    --radius-large-card: 40px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--canvas);
    color: var(--slate);
    line-height: 1.43;
    letter-spacing: 0.06px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

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

ul, ol {
    list-style: none;
}

/* --- Typography --- */
.text-display {
    font-size: 56px;
    line-height: 1.05;
    letter-spacing: -1.51px;
    font-weight: 600;
    color: var(--midnight);
}

.text-heading-lg {
    font-size: 40px;
    line-height: 1.08;
    letter-spacing: -0.76px;
    font-weight: 600;
    color: var(--midnight);
}

.text-heading {
    font-size: 22px;
    line-height: 1.25;
    letter-spacing: -0.22px;
    font-weight: 600;
    color: var(--graphite);
}

.text-heading-sm {
    font-size: 18px;
    line-height: 1.4;
    letter-spacing: -0.16px;
    font-weight: 500;
    color: var(--graphite);
}

.text-body {
    font-size: 14px;
    line-height: 1.43;
    letter-spacing: 0.06px;
    color: var(--slate);
}

.text-caption {
    font-size: 10px;
    line-height: 1.2;
    letter-spacing: 0.13px;
    color: var(--deep-fog);
}

.text-fog {
    color: var(--fog);
}

.text-signal {
    color: var(--signal-blue);
}

/* --- Layout --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

.section-alt {
    background-color: var(--sky-wash);
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 40px;
    line-height: 1.08;
    letter-spacing: -0.76px;
    font-weight: 600;
    color: var(--midnight);
    margin-bottom: 12px;
}

.section-header p {
    font-size: 16px;
    color: var(--fog);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(252, 252, 252, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    height: 72px;
    display: flex;
    align-items: center;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    color: var(--midnight);
    letter-spacing: -0.16px;
}

.navbar-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: var(--hero-gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 16px;
}

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

.navbar-nav a {
    font-size: 14px;
    font-weight: 400;
    color: var(--slate);
    padding: 8px 16px;
    border-radius: var(--radius-pill);
    transition: background 0.2s ease, color 0.2s ease;
}

.navbar-nav a:hover,
.navbar-nav a.active {
    background: var(--sky-wash);
    color: var(--graphite);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.navbar-mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--slate);
}

.navbar-mobile-toggle svg {
    width: 24px;
    height: 24px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-btn);
    padding: 12px 24px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
}

.btn-outline {
    background: rgba(255, 255, 255, 0.8);
    color: var(--action-blue);
    border: 1px solid var(--action-blue);
}

.btn-outline:hover {
    background: var(--sky-wash);
    border-color: var(--midnight);
}

.btn-primary {
    background: var(--hero-gradient);
    color: #ffffff;
    border: none;
    font-weight: 600;
    padding: 12px 20px;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(20, 90, 255, 0.3);
}

.btn-ghost {
    background: var(--canvas);
    color: var(--signal-blue);
    border: 1px solid rgba(20, 90, 255, 0.3);
    border-radius: var(--radius-pill);
    padding: 14px 32px;
    font-size: 16px;
}

.btn-ghost:hover {
    border-color: var(--signal-blue);
    background: var(--sky-wash);
}

.btn-lg {
    padding: 15px 32px;
    font-size: 16px;
}

/* --- Hero Section --- */
.hero {
    padding-top: 152px;
    padding-bottom: 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(ellipse at 50% 30%, rgba(88, 107, 141, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 30% 70%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
                var(--canvas);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(20, 90, 255, 0.06);
    border: 1px solid rgba(20, 90, 255, 0.12);
    border-radius: var(--radius-pill);
    padding: 6px 16px;
    font-size: 12px;
    font-weight: 500;
    color: var(--signal-blue);
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 56px;
    line-height: 1.05;
    letter-spacing: -1.51px;
    font-weight: 600;
    color: var(--midnight);
    margin-bottom: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero p {
    font-size: 18px;
    line-height: 1.6;
    color: var(--fog);
    max-width: 560px;
    margin: 0 auto 36px;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* --- Cards --- */
.card {
    background: #ffffff;
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    padding: 24px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-2px);
}

.card-large {
    border-radius: var(--radius-large-card);
    padding: 52px 72px;
    box-shadow: var(--feature-shadow);
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--sky-wash);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--signal-blue);
    font-size: 20px;
}

.card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--graphite);
    margin-bottom: 8px;
}

.card p {
    font-size: 14px;
    color: var(--fog);
    line-height: 1.6;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--action-blue);
    margin-top: 16px;
    transition: gap 0.2s ease;
}

.card-link:hover {
    gap: 10px;
    color: var(--signal-blue);
}

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

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

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* --- About Preview (Homepage) --- */
.about-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-preview-content h2 {
    font-size: 40px;
    line-height: 1.08;
    letter-spacing: -0.76px;
    font-weight: 600;
    color: var(--midnight);
    margin-bottom: 16px;
}

.about-preview-content p {
    font-size: 16px;
    color: var(--fog);
    line-height: 1.7;
    margin-bottom: 24px;
}

.about-preview-image {
    border-radius: var(--radius-large-card);
    overflow: hidden;
    background: var(--sky-wash);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.about-preview-image .placeholder-visual {
    font-size: 80px;
    opacity: 0.15;
    color: var(--signal-blue);
}

/* --- Stats --- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.stat-item .stat-number {
    font-size: 40px;
    font-weight: 600;
    color: var(--midnight);
    letter-spacing: -0.76px;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-item .stat-label {
    font-size: 14px;
    color: var(--fog);
}

/* --- Product Grid --- */
.product-card {
    background: #ffffff;
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    padding: 32px 24px;
    text-align: center;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

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

.product-card .product-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--sky-wash);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: var(--signal-blue);
}

.product-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--graphite);
    margin-bottom: 10px;
}

.product-card p {
    font-size: 14px;
    color: var(--fog);
    line-height: 1.6;
    margin-bottom: 16px;
}

/* --- News Card --- */
.news-card {
    background: #ffffff;
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.news-card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-2px);
}

.news-card-image {
    height: 180px;
    background: var(--sky-wash);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--signal-blue);
    opacity: 0.3;
}

.news-card-body {
    padding: 24px;
}

.news-card-date {
    font-size: 12px;
    color: var(--deep-fog);
    margin-bottom: 8px;
}

.news-card-body h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--graphite);
    margin-bottom: 8px;
    line-height: 1.4;
}

.news-card-body p {
    font-size: 14px;
    color: var(--fog);
    line-height: 1.6;
}

/* --- Contact Form --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--graphite);
}

.form-group input,
.form-group textarea {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--graphite);
    background: #ffffff;
    border: 1px solid #cfcfcf;
    border-radius: var(--radius-input);
    padding: 15px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--sky-info);
    box-shadow: 0 0 0 3px rgba(0, 153, 255, 0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--deep-fog);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-info-item .icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--sky-wash);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--signal-blue);
    font-size: 16px;
    flex-shrink: 0;
}

.contact-info-item h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--graphite);
    margin-bottom: 4px;
}

.contact-info-item p {
    font-size: 14px;
    color: var(--fog);
    line-height: 1.5;
}

/* --- Page Header (Subpages) --- */
.page-header {
    padding: 140px 0 60px;
    text-align: center;
    background: radial-gradient(ellipse at 50% 50%, rgba(88, 107, 141, 0.1) 0%, transparent 60%),
                var(--canvas);
}

.page-header h1 {
    font-size: 40px;
    line-height: 1.08;
    letter-spacing: -0.76px;
    font-weight: 600;
    color: var(--midnight);
    margin-bottom: 12px;
}

.page-header p {
    font-size: 16px;
    color: var(--fog);
    max-width: 560px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
    font-size: 13px;
    color: var(--deep-fog);
}

.breadcrumb a {
    color: var(--fog);
}

.breadcrumb a:hover {
    color: var(--signal-blue);
}

.breadcrumb .separator {
    color: var(--deep-fog);
}

/* --- About Page --- */
.about-section {
    padding: 80px 0;
}

.about-content-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.about-content-block.reverse {
    direction: rtl;
}

.about-content-block.reverse > * {
    direction: ltr;
}

.about-text h3 {
    font-size: 28px;
    font-weight: 600;
    color: var(--midnight);
    margin-bottom: 16px;
    letter-spacing: -0.4px;
}

.about-text p {
    font-size: 15px;
    color: var(--fog);
    line-height: 1.8;
    margin-bottom: 12px;
}

.about-image-placeholder {
    border-radius: var(--radius-large-card);
    background: var(--sky-wash);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: var(--signal-blue);
    opacity: 0.2;
}

/* --- Timeline --- */
.timeline {
    position: relative;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--sky-wash), rgba(20, 90, 255, 0.2), var(--sky-wash));
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 48px;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-content {
    width: 45%;
    background: #ffffff;
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    padding: 24px;
}

.timeline-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--graphite);
    margin-bottom: 4px;
}

.timeline-content .year {
    font-size: 12px;
    font-weight: 600;
    color: var(--signal-blue);
    margin-bottom: 8px;
    display: block;
}

.timeline-content p {
    font-size: 14px;
    color: var(--fog);
    line-height: 1.6;
}

.timeline-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--signal-blue);
    border: 3px solid var(--canvas);
    box-shadow: 0 0 0 2px var(--signal-blue);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

/* --- Values --- */
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.value-card {
    text-align: center;
    padding: 40px 24px;
    background: #ffffff;
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
}

.value-card .value-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--sky-wash);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 24px;
    color: var(--signal-blue);
}

.value-card h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--graphite);
    margin-bottom: 8px;
}

.value-card p {
    font-size: 14px;
    color: var(--fog);
    line-height: 1.6;
}

/* --- Team --- */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.team-card {
    text-align: center;
    background: #ffffff;
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    padding: 32px 20px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.team-card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-2px);
}

.team-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--sky-wash);
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--signal-blue);
    opacity: 0.6;
}

.team-card h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--graphite);
    margin-bottom: 4px;
}

.team-card .role {
    font-size: 13px;
    color: var(--signal-blue);
    font-weight: 500;
    margin-bottom: 8px;
}

.team-card p {
    font-size: 13px;
    color: var(--fog);
    line-height: 1.5;
}

/* --- Product Detail --- */
.product-detail-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 40px 0;
}

.product-detail-image {
    border-radius: var(--radius-large-card);
    background: var(--sky-wash);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--signal-blue);
    opacity: 0.2;
}

.product-detail-info h1 {
    font-size: 36px;
    font-weight: 600;
    color: var(--midnight);
    letter-spacing: -0.6px;
    margin-bottom: 12px;
}

.product-detail-info .product-tag {
    display: inline-block;
    background: rgba(20, 90, 255, 0.08);
    color: var(--signal-blue);
    font-size: 12px;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: var(--radius-badge);
    margin-bottom: 16px;
}

.product-detail-info p {
    font-size: 15px;
    color: var(--fog);
    line-height: 1.8;
    margin-bottom: 24px;
}

.product-features {
    padding: 60px 0;
}

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

.feature-item {
    background: #ffffff;
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    padding: 28px;
}

.feature-item .feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--sky-wash);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    color: var(--signal-blue);
    font-size: 18px;
}

.feature-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--graphite);
    margin-bottom: 6px;
}

.feature-item p {
    font-size: 13px;
    color: var(--fog);
    line-height: 1.6;
}

/* --- News Detail --- */
.news-detail-content {
    max-width: 760px;
    margin: 0 auto;
}

.news-detail-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
    font-size: 13px;
    color: var(--deep-fog);
}

.news-detail-meta .tag {
    background: rgba(20, 90, 255, 0.08);
    color: var(--signal-blue);
    font-size: 12px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: var(--radius-badge);
}

.news-detail-body {
    font-size: 15px;
    color: var(--slate);
    line-height: 1.9;
}

.news-detail-body p {
    margin-bottom: 20px;
}

.news-detail-body h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--graphite);
    margin: 32px 0 12px;
}

.news-detail-body ul {
    margin: 16px 0;
    padding-left: 20px;
}

.news-detail-body ul li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 16px;
}

.news-detail-body ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--signal-blue);
}

/* --- Contact Page --- */
.contact-page-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
}

.map-placeholder {
    border-radius: var(--radius-large-card);
    background: var(--sky-wash);
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--signal-blue);
    opacity: 0.2;
    margin-top: 32px;
}

/* --- Footer --- */
.footer {
    background: var(--graphite);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 12px;
}

.footer-brand .footer-logo .logo-icon {
    width: 32px;
    height: 32px;
    background: var(--hero-gradient);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.5);
    max-width: 280px;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
}

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

.footer-col ul li a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.2s ease;
}

.footer-col ul li a:hover {
    color: #ffffff;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    transition: background 0.2s ease, color 0.2s ease;
}

.footer-social a:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.35);
}

/* --- CTA Section --- */
.cta-section {
    text-align: center;
    padding: 80px 0;
    background: radial-gradient(ellipse at 50% 50%, rgba(88, 107, 141, 0.12) 0%, transparent 60%),
                var(--sky-wash);
}

.cta-section h2 {
    font-size: 36px;
    font-weight: 600;
    color: var(--midnight);
    letter-spacing: -0.6px;
    margin-bottom: 12px;
}

.cta-section p {
    font-size: 16px;
    color: var(--fog);
    margin-bottom: 32px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Clients --- */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 32px;
    align-items: center;
}

.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    font-size: 18px;
    font-weight: 600;
    color: var(--fog);
    opacity: 0.5;
    filter: grayscale(100%);
    transition: opacity 0.3s ease, filter 0.3s ease;
}

.client-logo:hover {
    opacity: 0.8;
    filter: grayscale(0%);
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .grid-4, .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .about-preview,
    .about-content-block,
    .about-content-block.reverse,
    .contact-grid,
    .contact-page-grid,
    .product-detail-hero {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-content-block.reverse {
        direction: ltr;
    }
    
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .clients-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .text-display, .hero h1 {
        font-size: 36px;
        letter-spacing: -0.8px;
    }
    
    .text-heading-lg, .section-header h2, .page-header h1 {
        font-size: 28px;
        letter-spacing: -0.4px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding-top: 120px;
        padding-bottom: 60px;
    }
    
    .grid-2, .grid-3, .grid-4, .team-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid, .product-features-grid {
        grid-template-columns: 1fr;
    }
    
    .navbar-nav {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--canvas);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.06);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    }
    
    .navbar-nav.open {
        display: flex;
    }
    
    .navbar-mobile-toggle {
        display: block;
    }
    
    .navbar-actions .btn {
        display: none;
    }
    
    .card-large {
        padding: 32px 24px;
        border-radius: 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        flex-direction: row;
        padding-left: 50px;
    }
    
    .timeline-content {
        width: 100%;
    }
    
    .timeline-dot {
        left: 20px;
    }
    
    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .contact-page-grid {
        grid-template-columns: 1fr;
    }
}