/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: #1a1a2e;
    background: #f8f9fa;
    line-height: 1.6;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===== DESIGN TOKENS ===== */
:root {
    --primary: #1B3A5C;       /* 深蓝 - 企业信任感 */
    --primary-light: #2E5F8A;
    --accent: #C8A961;        /* 金色 - 老板尊贵感 */
    --accent-light: #D4BA78;
    --accent-bg: #F5EDE0;
    --dark: #0D1B2A;
    --text: #2C3E50;
    --text-light: #6C7A89;
    --bg-white: #FFFFFF;
    --bg-light: #F8F9FA;
    --bg-section: #EFF3F8;
    --shadow-sm: 0 2px 8px rgba(27,58,92,0.08);
    --shadow-md: 0 4px 20px rgba(27,58,92,0.12);
    --shadow-lg: 0 8px 40px rgba(27,58,92,0.16);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
}

/* ===== NAVIGATION ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(27,58,92,0.08);
    transition: var(--transition);
}
.nav.scrolled {
    box-shadow: var(--shadow-sm);
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}
.nav-logo {
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.nav-logo img {
    height: 40px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
}
.nav-brand-text {
    font-weight: 700;
    font-size: 20px;
    color: var(--primary);
}
.nav-brand-sub {
    font-size: 12px;
    color: var(--text-light);
    margin-top: -2px;
}
.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}
.nav-links a {
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    position: relative;
    padding: 4px 0;
    transition: var(--transition);
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--primary-light); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
    background: var(--accent);
    color: var(--dark);
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
    cursor: pointer;
}
.nav-cta:hover { background: var(--accent-light); transform: translateY(-1px); }

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
}
.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(200,169,97,0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(200,169,97,0.08) 0%, transparent 40%),
        radial-gradient(circle at 60% 80%, rgba(46,95,138,0.3) 0%, transparent 50%);
    animation: heroFloat 20s ease-in-out infinite;
}
@keyframes heroFloat {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.05) rotate(1deg); }
}
.hero-grid-lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(200,169,97,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(200,169,97,0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridShift 30s linear infinite;
}
@keyframes gridShift {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}
.hero-content {
    text-align: center;
    max-width: 900px;
    padding: 0 40px;
    z-index: 2;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(200,169,97,0.2);
    border: 1px solid rgba(200,169,97,0.4);
    color: var(--accent);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
}
.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}
.hero-title {
    font-size: 56px;
    font-weight: 900;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 8px;
    letter-spacing: -1px;
}
.hero-title-accent {
    color: var(--accent);
    position: relative;
}
.hero-subtitle {
    font-size: 20px;
    color: rgba(255,255,255,0.7);
    margin-top: 20px;
    line-height: 1.8;
    font-weight: 300;
}
.hero-subtitle strong {
    color: var(--accent);
    font-weight: 500;
}
.hero-actions {
    margin-top: 48px;
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
.btn-primary {
    background: var(--accent);
    color: var(--dark);
    padding: 14px 36px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,169,97,0.3); }
.btn-secondary {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.3);
    color: #fff;
    padding: 14px 36px;
    border-radius: 10px;
    font-weight: 500;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
}
.btn-secondary:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }
.hero-stats {
    margin-top: 64px;
    display: flex;
    gap: 48px;
    justify-content: center;
}
.hero-stat {
    text-align: center;
}
.hero-stat-num {
    font-size: 36px;
    font-weight: 900;
    color: var(--accent);
}
.hero-stat-label {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    margin-top: 4px;
}

/* ===== SECTION COMMON ===== */
.section {
    padding: 100px 40px;
    max-width: 1200px;
    margin: 0 auto;
}
.section-full {
    padding: 100px 0;
}
.section-header {
    text-align: center;
    margin-bottom: 60px;
}
.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-bg);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 16px;
    letter-spacing: 1px;
}
.section-title {
    font-size: 40px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.3;
    letter-spacing: -0.5px;
}
.section-desc {
    font-size: 17px;
    color: var(--text-light);
    margin-top: 16px;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* ===== PAIN POINTS → SOLUTIONS ===== */
.pain-bg {
    background: var(--bg-section);
}
.pain-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
.pain-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}
.pain-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.pain-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 24px;
}
.pain-card:nth-child(1) .pain-card-icon { background: #FEE2E2; color: #DC2626; }
.pain-card:nth-child(2) .pain-card-icon { background: #FEF3C7; color: #D97706; }
.pain-card:nth-child(3) .pain-card-icon { background: #E0E7FF; color: #4F46E5; }
.pain-card-pain {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}
.pain-card-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 24px;
}
.pain-card-divider {
    height: 1px;
    background: linear-gradient(to right, var(--accent), transparent);
    margin-bottom: 24px;
    opacity: 0.4;
}
.pain-card-solution-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 2px;
    margin-bottom: 12px;
}
.pain-card-solution {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}
.pain-card-solution-desc {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== SELECTION CRITERIA ===== */
.criteria-bg {
    background: var(--bg-white);
}
.criteria-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.criteria-left {
    position: relative;
}
.criteria-quote {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.4;
    position: relative;
}
.criteria-quote::before {
    content: '"';
    position: absolute;
    top: -30px;
    left: -10px;
    font-size: 80px;
    color: var(--accent);
    opacity: 0.3;
    font-family: Georgia, serif;
}
.criteria-emphasis {
    color: var(--accent);
}
.criteria-sub {
    font-size: 18px;
    color: var(--text-light);
    margin-top: 24px;
    line-height: 1.7;
}
.criteria-badges {
    margin-top: 40px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.criteria-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: var(--bg-section);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
}
.criteria-badge-icon {
    color: var(--accent);
}
.criteria-right {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.criteria-step {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 24px;
    background: var(--bg-section);
    border-radius: var(--radius);
    transition: var(--transition);
}
.criteria-step:hover { background: var(--accent-bg); }
.criteria-step-num {
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: var(--accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    flex-shrink: 0;
}
.criteria-step-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}
.criteria-step-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== PRODUCTS ===== */
.products-bg {
    background: var(--bg-section);
}
.products-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}
.product-hero-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    color: #fff;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.product-hero-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(200,169,97,0.2) 0%, transparent 70%);
}
.product-hero-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.product-hero-title {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 16px;
}
.product-hero-desc {
    font-size: 15px;
    color: rgba(255,255,255,0.8);
    line-height: 1.7;
    margin-bottom: 32px;
}
.product-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.product-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: rgba(255,255,255,0.9);
}
.product-feature-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
}
.product-side-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.product-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    padding: 28px 24px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: var(--transition);
}
.product-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.product-card-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-bg);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--accent);
    flex-shrink: 0;
}
.product-card-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 6px;
}
.product-card-desc {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
}
.product-card-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--accent);
    margin-top: 8px;
    font-weight: 600;
}

/* ===== PARTNERS ===== */
.partners-bg {
    background: var(--bg-white);
}
.partners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.partner-card {
    background: var(--bg-section);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent;
}
.partner-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.partner-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: var(--bg-white);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 800;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}
.partner-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 6px;
}
.partner-desc {
    font-size: 12px;
    color: var(--text-light);
    line-height: 1.5;
}
.partner-label {
    margin-top: 10px;
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 1px;
}

/* ===== INDUSTRIES ===== */
.industries-bg {
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
}
.industries-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 40px;
}
.industries-header {
    text-align: center;
    margin-bottom: 60px;
}
.industries-header .section-tag { color: var(--accent); background: rgba(200,169,97,0.15); }
.industries-header .section-title { color: #fff; }
.industries-header .section-desc { color: rgba(255,255,255,0.6); }
.industries-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}
.industry-stat-card {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}
.industry-stat-card:hover { background: rgba(255,255,255,0.12); transform: translateY(-4px); }
.industry-stat-num {
    font-size: 40px;
    font-weight: 900;
    color: var(--accent);
}
.industry-stat-label {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin-top: 8px;
}
.industries-tags {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}
.industry-tag {
    padding: 12px 24px;
    background: rgba(200,169,97,0.12);
    border: 1px solid rgba(200,169,97,0.25);
    border-radius: 100px;
    color: rgba(255,255,255,0.85);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}
.industry-tag:hover { background: rgba(200,169,97,0.25); color: var(--accent); }

/* ===== COMPANY STORY ===== */
.story-bg {
    background: var(--bg-white);
}
.story-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.story-timeline {
    position: relative;
}
.story-line {
    position: absolute;
    left: 22px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), var(--primary), var(--accent));
}
.story-items {
    display: flex;
    flex-direction: column;
    gap: 36px;
}
.story-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    position: relative;
}
.story-dot {
    width: 44px;
    height: 44px;
    background: var(--bg-white);
    border: 2px solid var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    flex-shrink: 0;
    z-index: 1;
}
.story-item:nth-child(1) .story-dot { border-color: var(--accent); background: var(--accent-bg); }
.story-item:last-child .story-dot { border-color: var(--primary); background: var(--bg-section); }
.story-item-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}
.story-item-desc {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
}
.story-right {
    background: var(--bg-section);
    border-radius: var(--radius-lg);
    padding: 48px;
}
.story-company-name {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}
.story-company-full {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 24px;
}
.story-company-desc {
    font-size: 15px;
    color: var(--text);
    line-height: 1.8;
    margin-bottom: 32px;
}
.story-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.story-highlight {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
}
.story-highlight-icon {
    color: var(--accent);
    font-size: 18px;
}

/* ===== CTA ===== */
.cta-bg {
    background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
    position: relative;
    overflow: hidden;
}
.cta-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 30% 50%, rgba(200,169,97,0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(200,169,97,0.08) 0%, transparent 40%);
}
.cta-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 40px;
    text-align: center;
    z-index: 1;
    position: relative;
}
.cta-title {
    font-size: 36px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}
.cta-title-accent { color: var(--accent); }
.cta-desc {
    font-size: 17px;
    color: rgba(255,255,255,0.7);
    max-width: 500px;
    margin: 0 auto 40px;
    line-height: 1.7;
}
.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
.cta-btn-primary {
    background: var(--accent);
    color: var(--dark);
    padding: 16px 40px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.cta-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(200,169,97,0.4); }
.cta-btn-outline {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.3);
    color: #fff;
    padding: 16px 40px;
    border-radius: 10px;
    font-weight: 500;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
}
.cta-btn-outline:hover { background: rgba(255,255,255,0.1); }

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    padding: 60px 40px 30px;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}
.footer-top {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand-name {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}
.footer-brand-desc {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
}
.footer-col-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 16px;
    letter-spacing: 1px;
}
.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-links a {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
}
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.footer-copyright {
    font-size: 13px;
    color: rgba(255,255,255,0.4);
}
.footer-legal {
    font-size: 13px;
    color: rgba(255,255,255,0.4);
    display: flex;
    gap: 16px;
}

/* ===== ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .hero-title { font-size: 36px; }
    .hero-subtitle { font-size: 17px; }
    .hero-stats { gap: 24px; }
    .hero-stat-num { font-size: 28px; }
    .pain-grid { grid-template-columns: 1fr; }
    .criteria-layout { grid-template-columns: 1fr; }
    .products-grid { grid-template-columns: 1fr; }
    .partners-grid { grid-template-columns: repeat(3, 1fr); }
    .industries-stats { grid-template-columns: repeat(2, 1fr); }
    .story-layout { grid-template-columns: 1fr; }
    .section-title { font-size: 28px; }
    .nav-links { display: none; }
    .footer-top { grid-template-columns: 1fr; }
    .criteria-quote { font-size: 26px; }
}
@media (max-width: 600px) {
    .hero { min-height: 90vh; }
    .hero-title { font-size: 28px; }
    .hero-stats { flex-direction: column; gap: 16px; }
    .hero-actions { flex-direction: column; align-items: center; }
    .partners-grid { grid-template-columns: repeat(2, 1fr); }
    .industries-stats { grid-template-columns: 1fr 1fr; }
    .section { padding: 60px 20px; }
    .cta-title { font-size: 24px; }
    .footer-bottom { flex-direction: column; gap: 10px; }
}