/* ================================================================
   VIDEO AI LANDING PAGE — Alterfx-Inspired Dark Theme
   Dark navy background + Cyan/Mint accent + Monospace headings
   ================================================================ */

/* ===== RESET ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Core palette — derived from Alterfx reference */
    --bg-deep: #0b1120;
    --bg-main: #0d1424;
    --bg-raised: #111a2e;
    --bg-card: #13203a;
    --bg-card-hover: #182744;

    --accent: #00e5a0;
    --accent-dim: rgba(0, 229, 160, 0.12);
    --accent-mid: rgba(0, 229, 160, 0.25);
    --accent-glow: rgba(0, 229, 160, 0.08);

    --text-white: #eef2f6;
    --text-light: #c8d0de;
    --text-muted: #8494ac;
    --text-dim: #4e6080;

    --border: rgba(255, 255, 255, 0.06);
    --border-accent: rgba(0, 229, 160, 0.2);

    --font-main: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    background: var(--bg-deep);
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 28px;
}

/* ===== ACCENT TEXT ===== */
.accent-text {
    font-style: italic;
    color: var(--accent);
    font-weight: 800;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 36px;
    border-radius: 10px;
    font-family: var(--font-main);
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-deep);
}

.btn-primary:hover {
    background: #00ffb3;
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 229, 160, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--text-white);
    border: 1.5px solid var(--border);
    backdrop-filter: blur(4px);
}

.btn-ghost:hover {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.04);
}

.btn-outline-card {
    background: transparent;
    color: var(--text-white);
    border: 1.5px solid rgba(255, 255, 255, 0.12);
    width: 100%;
    padding: 14px;
}

.btn-outline-card:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-lg { padding: 20px 44px; font-size: 17px; }
.btn-xl { padding: 22px 48px; font-size: 18px; font-weight: 800; }
.btn-full { width: 100%; }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: all 0.35s var(--ease);
}

.navbar.scrolled {
    background: rgba(11, 17, 32, 0.85);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-white);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-muted);
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--text-white);
}

.nav-cta {
    padding: 12px 24px;
    border-radius: 8px;
    background: var(--accent);
    color: var(--bg-deep);
    font-size: 15px;
    font-weight: 700;
    transition: all 0.3s var(--ease);
}

.nav-cta:hover {
    background: #00ffb3;
    box-shadow: 0 4px 20px rgba(0, 229, 160, 0.3);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-white);
    transition: all 0.3s;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    padding: 160px 0 0;
    text-align: center;
    overflow: hidden;
    background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0, 229, 160, 0.04) 0%, transparent 60%);
}

.hero-content {
    max-width: 820px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-family: var(--font-main);
    font-size: clamp(40px, 5.5vw, 72px);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-white);
    margin-bottom: 32px;
    letter-spacing: -0.01em;
}

.hero-title .accent-text {
    font-size: inherit;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 19px;
    color: var(--text-muted);
    max-width: 620px;
    margin: 0 auto 44px;
    line-height: 1.85;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 80px;
}

/* Hero Visual — Product Mockup */
.hero-visual {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 28px;
}

.hero-mockup {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.5),
        0 0 80px rgba(0, 229, 160, 0.06);
}

.mockup-img {
    width: 100%;
    display: block;
}

.mockup-glow {
    position: absolute;
    bottom: -40%;
    left: 10%;
    right: 10%;
    height: 60%;
    background: radial-gradient(ellipse, rgba(0, 229, 160, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

/* Hero Stats Bar */
.hero-stats-bar {
    margin-top: 60px;
    padding: 32px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.15);
}

.stats-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-main);
    font-size: 40px;
    font-weight: 800;
    color: var(--accent);
}

.stat-plus {
    font-family: var(--font-main);
    font-size: 22px;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 6px;
    font-weight: 500;
}

.stat-sep {
    width: 1px;
    height: 36px;
    background: var(--border);
}

/* ===== SECTIONS WITH DISTINCTLY DIFFERENT COLOR IDENTITIES ===== */
.section {
    padding: 120px 0;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* Section 1: Hero — Obsidian Jet Black */
#hero {
    background: radial-gradient(ellipse 90% 65% at 50% 0%, rgba(0, 229, 160, 0.1) 0%, transparent 75%), #070c16;
}

/* Section 2: Vấn Đề — Rich Slate Navy (Trầm lắng, nỗi đau) */
#van-de {
    background: linear-gradient(180deg, #10192e 0%, #15223e 100%);
}

/* Section 3: Giải Pháp — Deep Cyber Teal (Công nghệ AI) */
#giai-phap {
    background: linear-gradient(180deg, #041924 0%, #082838 100%);
}

/* Section 4: Lợi Ích — Deep Electric Violet (Đẳng cấp, vượt trội) */
#loi-ich {
    background: linear-gradient(180deg, #150f28 0%, #1f173b 100%);
}

/* Section 5: Quy Trình — Midnight Steel Blue (Hiện đại, mượt mà) */
#quy-trinh {
    background: linear-gradient(180deg, #0a162b 0%, #102140 100%);
}

/* Section 6: Bảng Giá — Dark Sapphire (Uy tín, rõ ràng) */
#bang-gia {
    background: linear-gradient(180deg, #0b1222 0%, #101c36 100%);
}

/* Section 7: Kết Quả Thực Tế — Emerald Growth (Tăng trưởng, doanh thu) */
.section-viral-proof {
    background: linear-gradient(135deg, #03241e 0%, #07382f 100%);
}

/* Section 8: Đánh Giá — Deep Velvet Purple (Cảm nhận thực tế) */
#danh-gia {
    background: linear-gradient(180deg, #141026 0%, #1b1633 100%);
}

/* Section 9: FAQ — Dark Charcoal Space */
#faq {
    background: linear-gradient(180deg, #091120 0%, #0d182c 100%);
}

/* Section 10: CTA Cuối — Radial Mint Flare (Hành động mạnh mẽ) */
#lien-he {
    background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0, 229, 160, 0.15) 0%, #060b14 85%), #060b14;
}

.section-label {
    font-family: var(--font-main);
    font-size: 15px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 18px;
    text-align: center;
}

.section-title {
    font-family: var(--font-main);
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-white);
    text-align: center;
    margin-bottom: 20px;
}

.section-desc {
    font-size: 18px;
    color: var(--text-muted);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 56px;
    line-height: 1.8;
}

/* ===== PROBLEM SECTION ===== */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.problem-card {
    padding: 32px 28px;
    background: #14223d;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: all 0.35s var(--ease);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.35s;
}

.problem-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.problem-card:hover::before {
    opacity: 1;
}

.problem-num {
    font-size: 14px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 14px;
    opacity: 0.5;
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 10px;
}

.problem-card p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.75;
}

.callout-box {
    padding: 28px 32px;
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
    text-align: center;
}

.callout-box p {
    font-size: 18px;
    color: var(--text-light);
    line-height: 1.85;
}

/* ===== SOLUTION / SHOWCASE ===== */
.showcase {
    margin-bottom: 56px;
}

.showcase-img-wrap {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
}

.showcase-img {
    width: 100%;
    display: block;
}

.showcase-labels {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 16px 24px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.75));
}

.label-before, .label-after {
    font-size: 14px;
    font-weight: 700;
    padding: 8px 18px;
    border-radius: 6px;
}

.label-before {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.label-after {
    background: var(--accent-dim);
    color: var(--accent);
    border: 1px solid var(--border-accent);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-card {
    padding: 32px 24px;
    background: #112344;
    border: 1px solid rgba(0, 229, 160, 0.12);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all 0.35s var(--ease);
}

.feature-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3), 0 0 0 1px var(--border-accent);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    background: var(--accent-dim);
    border-radius: 14px;
    transition: all 0.3s;
}

.feature-card:hover .feature-icon {
    background: var(--accent-mid);
    transform: scale(1.08);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ===== BENEFITS ===== */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    max-width: 900px;
    margin: 0 auto;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 28px 24px;
    background: #101c36;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: all 0.35s var(--ease);
}

.benefit-item:hover {
    border-color: var(--border-accent);
    transform: translateY(-3px);
}

.benefit-icon-wrap {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 12px;
}

.benefit-emoji {
    font-size: 22px;
}

.benefit-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 8px;
}

.benefit-body p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ===== PROCESS / STEPS ===== */
.steps-grid {
    display: flex;
    align-items: flex-start;
    gap: 0;
    margin-bottom: 48px;
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
}

.step-card {
    flex: 1;
    padding: 32px 24px;
    background: #16264b;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: all 0.35s var(--ease);
    text-align: center;
}

.step-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.step-num {
    font-size: 36px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 16px;
    opacity: 0.6;
}

.step-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 10px;
}

.step-card p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 14px;
}

.step-tag {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    padding: 8px 16px;
    background: var(--accent-dim);
    border-radius: 6px;
}

.step-connector {
    display: flex;
    align-items: center;
    padding: 0 8px;
    padding-top: 56px;
    flex-shrink: 0;
}

.center-cta {
    text-align: center;
    margin-top: 48px;
}

/* ===== PRICING ===== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 32px;
    align-items: start;
}

.pricing-card {
    position: relative;
    padding: 36px 28px;
    background: #101c36;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    transition: all 0.35s var(--ease);
}

.pricing-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.pricing-featured {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(0, 229, 160, 0.12) 0%, #15274b 100%);
    transform: scale(1.04);
    z-index: 2;
    box-shadow: 0 20px 60px rgba(0, 229, 160, 0.12);
}

.pricing-featured:hover {
    transform: scale(1.04) translateY(-6px);
}

.featured-badge {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 22px;
    background: var(--accent);
    color: var(--bg-deep);
    border-radius: 6px;
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pricing-header {
    text-align: center;
    padding-bottom: 24px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.pricing-tier {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pricing-price {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-white);
    margin: 14px 0 8px;
}

.pricing-price span {
    font-size: 17px;
    font-weight: 400;
    color: var(--text-muted);
}

.pricing-for {
    font-size: 15px;
    color: var(--text-muted);
}

.pricing-list {
    flex: 1;
    margin-bottom: 24px;
}

.pricing-list li {
    padding: 9px 0;
    font-size: 15px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-list li.included::before {
    content: '✓';
    font-weight: 700;
    color: var(--accent);
    font-size: 15px;
}

.pricing-list li.excluded {
    opacity: 0.35;
}

.pricing-list li.excluded::before {
    content: '—';
    color: var(--text-dim);
}

.pricing-card .btn-primary {
    width: 100%;
    padding: 14px;
}

.promo-banner {
    text-align: center;
    padding: 20px 28px;
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
}

.promo-banner p {
    font-size: 18px;
    color: var(--text-light);
}

/* ===== SECTION IMAGE BLOCKS ===== */
.section-image-block {
    margin-top: 56px;
}

.section-image-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.section-image-wrap {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 24px 64px rgba(0,0,0,0.4);
}

.section-img {
    width: 100%;
    display: block;
}

.img-overlay-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-accent);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
}

/* ===== TRANSFORM VISUAL ===== */
.transform-visual {
    margin-top: 56px;
}

.transform-label-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.transform-label {
    padding: 8px 20px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
}

.transform-label.bad {
    background: rgba(239, 68, 68, 0.1);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

.transform-label.good {
    background: var(--accent-dim);
    color: var(--accent);
    border: 1px solid var(--border-accent);
}

/* ===== VIRAL PROOF SECTION ===== */
.section-viral-proof {
    background: var(--bg-main);
}

.viral-proof-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 64px;
    align-items: center;
}

.viral-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.viral-stat {
    padding: 20px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all 0.3s var(--ease);
}

.viral-stat:hover {
    border-color: var(--border-accent);
    transform: translateY(-3px);
}

.viral-num {
    display: block;
    font-size: 32px;
    font-weight: 800;
    color: var(--accent);
    font-family: var(--font-main);
    line-height: 1.1;
}

.viral-lbl {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
    font-weight: 500;
}

.viral-proof-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 24px 64px rgba(0,0,0,0.4);
}

.viral-proof-img img {
    width: 100%;
    display: block;
}

/* ===== TESTIMONIALS ===== */

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.testimonial-card {
    padding: 32px 24px;
    background: #122140;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: all 0.35s var(--ease);
}

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

.testimonial-rating {
    color: #fbbf24;
    font-size: 16px;
    letter-spacing: 2px;
    margin-bottom: 14px;
}

.testimonial-quote {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.testimonial-author img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent-dim);
}

.testimonial-author strong {
    display: block;
    font-size: 16px;
    color: var(--text-white);
}

.testimonial-author span {
    font-size: 14px;
    color: var(--text-muted);
}

.testimonial-metric {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent);
    padding: 8px 14px;
    background: var(--accent-dim);
    border-radius: 6px;
    text-align: center;
}

/* ===== FAQ ===== */
.faq-list {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.3s;
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

.faq-item.active {
    border-color: var(--border-accent);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 28px;
    background: var(--bg-raised);
    border: none;
    cursor: pointer;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-white);
    font-family: var(--font-main);
    text-align: left;
    transition: background 0.3s;
}

.faq-question:hover {
    background: var(--bg-card);
}

.faq-toggle {
    font-size: 24px;
    color: var(--accent);
    transition: transform 0.3s;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
    max-height: 250px;
}

.faq-answer p {
    padding: 0 28px 24px;
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.85;
}

/* ===== FINAL CTA ===== */
.section-cta {
    padding: 100px 0 80px;
    background:
        radial-gradient(ellipse 60% 40% at 50% 50%, rgba(0, 229, 160, 0.05) 0%, transparent 70%),
        var(--bg-deep);
}

.cta-wrapper {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
}

.urgency-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: rgba(251, 191, 36, 0.08);
    border: 1px solid rgba(251, 191, 36, 0.2);
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    color: #fbbf24;
    margin-bottom: 32px;
}

.live-dot {
    width: 8px;
    height: 8px;
    background: #ef4444;
    border-radius: 50%;
    animation: pulse-live 2s infinite;
}

@keyframes pulse-live {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.5); }
}

.cta-title {
    font-size: clamp(32px, 4vw, 44px);
    font-weight: 700;
    color: var(--text-white);
    line-height: 1.3;
    margin-bottom: 20px;
}

.cta-desc {
    font-size: 19px;
    color: var(--text-muted);
    margin-bottom: 40px;
    line-height: 1.8;
}

/* Form */
.lead-form {
    text-align: left;
    padding: 32px;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

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

.form-field label {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-muted);
}

.form-field input,
.form-field select {
    padding: 14px 18px;
    background: var(--bg-deep);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-white);
    font-size: 16px;
    font-family: var(--font-main);
    transition: all 0.3s;
    outline: none;
    appearance: none;
}

.form-field input:focus,
.form-field select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-field input::placeholder {
    color: var(--text-dim);
}

.form-field select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='7' viewBox='0 0 12 7' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%236b7a94' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-field select option {
    background: var(--bg-deep);
}

.lead-form .btn {
    margin-top: 8px;
}

.form-privacy {
    text-align: center;
    font-size: 14px;
    color: var(--text-dim);
    margin-top: 14px;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: var(--text-muted);
    font-weight: 600;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-main);
    border-top: 1px solid var(--border);
    padding: 56px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 36px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--text-dim);
    margin-top: 14px;
    line-height: 1.7;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.footer-col a {
    display: block;
    font-size: 15px;
    color: var(--text-dim);
    padding: 4px 0;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 18px;
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: var(--text-dim);
}

/* ===== FLOATING CTA ===== */
.floating-btn {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s var(--ease);
    pointer-events: none;
}

.floating-btn.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.btn-float {
    padding: 16px 32px;
    font-size: 16px;
    box-shadow: 0 8px 32px rgba(0, 229, 160, 0.3);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .nav-links, .nav-cta { display: none; }
    .mobile-toggle { display: flex; }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(11, 17, 32, 0.97);
        backdrop-filter: blur(24px);
        padding: 20px 28px;
        gap: 14px;
        border-bottom: 1px solid var(--border);
    }

    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin-left: auto;
        margin-right: auto;
    }
    .pricing-featured { transform: none; }
    .pricing-featured:hover { transform: translateY(-6px); }

    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }

    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    .section { padding: 80px 0; }
    .hero { padding: 120px 0 0; }

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

    .steps-grid { flex-direction: column; gap: 16px; align-items: stretch; }
    .step-connector { justify-content: center; padding: 0; transform: rotate(90deg); }

    .viral-proof-layout { grid-template-columns: 1fr; gap: 40px; }
    .viral-proof-img { max-width: 320px; margin: 0 auto; }
    .viral-stats { grid-template-columns: repeat(2, 1fr); }
    .section-title[style] { text-align: center !important; }

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

    .hero-cta-group { flex-direction: column; }
    .hero-cta-group .btn { width: 100%; }

    .stats-row { gap: 20px; }
    .stat-number { font-size: 28px; }
    .stat-sep { display: none; }

    .trust-badges { flex-direction: column; align-items: center; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { grid-column: auto; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 30px; }
    .lead-form { padding: 24px 18px; }
    .btn-xl { padding: 16px 28px; font-size: 15px; }

    .floating-btn { left: 16px; right: 16px; bottom: 16px; }
    .btn-float { width: 100%; }
}