/* Cultioo Scanner — Main Landing Page */
/* Clean White Design — matches us_business_main.css */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

*::-webkit-scrollbar { display: none; }

@font-face {
    font-family: 'Poppins';
    src: url('../fonts/Poppins-Light.ttf') format('truetype');
    font-weight: 400;
}

@font-face {
    font-family: 'Poppins';
    src: url('../fonts/Poppins-Bold.ttf') format('truetype');
    font-weight: 700;
}

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
    font-family: 'Poppins', sans-serif;
    background: #ffffff;
    color: #111111;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ==================== NAV ==================== */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: box-shadow 0.25s ease;
}

.nav.nav-scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.05); }

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.18s ease;
}

.nav-logo:hover { opacity: 0.7; }

.nav-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1;
    color: #111111;
}

.nav-badge {
    display: inline-flex;
    align-items: center;
    background: #111111;
    color: #ffffff;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 3px 9px;
    border-radius: 50px;
    margin-left: 10px;
    vertical-align: middle;
}

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

.nav-link {
    font-family: 'Poppins', sans-serif;
    font-size: 0.92rem;
    font-weight: 600;
    color: #888888;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 50px;
    border: none;
    background: none;
    cursor: pointer;
    transition: color 0.18s ease, background 0.18s ease;
}

.nav-link:hover { color: #111111; background: #f4f4f4; }
.nav-link.active { color: #111111; }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-start {
    font-family: 'Poppins', sans-serif;
    font-size: 0.92rem;
    font-weight: 700;
    color: #ffffff;
    background: #111111;
    border: none;
    border-radius: 50px;
    padding: 10px 22px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.18s ease, transform 0.18s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-start:hover { background: #333333; transform: translateY(-1px); }
.btn-start:active { transform: translateY(0); }

/* ==================== HERO ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 120px 40px 80px;
    text-align: center;
    background: #ffffff;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px; left: 50%; transform: translateX(-50%);
    width: 1000px; height: 1000px;
    background: radial-gradient(circle, rgba(0,0,0,0.025) 0%, transparent 70%);
    pointer-events: none;
}

/* Hero particles */
.hero-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(0,0,0,0.12);
    border-radius: 50%;
    animation: particleDrift 12s ease-in-out infinite;
}

.hero-particle:nth-child(1)  { left:10%; top:20%; animation-delay:0s;    animation-duration:14s; }
.hero-particle:nth-child(2)  { left:25%; top:60%; animation-delay:1.5s;  animation-duration:11s; }
.hero-particle:nth-child(3)  { left:40%; top:35%; animation-delay:3s;    animation-duration:16s; }
.hero-particle:nth-child(4)  { left:55%; top:75%; animation-delay:0.8s;  animation-duration:13s; }
.hero-particle:nth-child(5)  { left:70%; top:20%; animation-delay:2.2s;  animation-duration:15s; }
.hero-particle:nth-child(6)  { left:80%; top:55%; animation-delay:4s;    animation-duration:12s; }
.hero-particle:nth-child(7)  { left:90%; top:40%; animation-delay:1s;    animation-duration:17s; }
.hero-particle:nth-child(8)  { left:15%; top:80%; animation-delay:3.5s;  animation-duration:10s; }
.hero-particle:nth-child(9)  { left:60%; top:10%; animation-delay:2s;    animation-duration:14s; }
.hero-particle:nth-child(10) { left:35%; top:90%; animation-delay:0.5s;  animation-duration:13s; }

@keyframes particleDrift {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.4; }
    33%       { transform: translateY(-18px) scale(1.4); opacity: 0.8; }
    66%       { transform: translateY(10px) scale(0.8); opacity: 0.2; }
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #f7f7f7;
    border-radius: 50px;
    padding: 8px 20px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #aaaaaa;
    margin-bottom: 32px;
    animation: fadeInUp 0.6s ease both;
}

.hero-eyebrow-dot {
    width: 6px; height: 6px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.6; transform: scale(0.8); }
}

.hero-title {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(4rem, 10vw, 9rem);
    font-weight: 700;
    color: #111111;
    line-height: 0.88;
    letter-spacing: -0.04em;
    margin-bottom: 32px;
    animation: fadeInUp 0.7s 0.1s ease both;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.2vw, 1.4rem);
    color: #999999;
    font-weight: 400;
    max-width: 600px;
    line-height: 1.6;
    margin-bottom: 48px;
    animation: fadeInUp 0.7s 0.2s ease both;
}

.hero-ctas {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
    animation: fadeInUp 0.7s 0.3s ease both;
}

.cta-primary {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    background: #111111;
    border: none;
    border-radius: 50px;
    padding: 16px 36px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.18s ease, transform 0.18s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.cta-primary:hover { background: #333333; transform: translateY(-2px); }
.cta-primary:active { transform: translateY(0); }

.cta-secondary {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: #111111;
    background: #f4f4f4;
    border: none;
    border-radius: 50px;
    padding: 16px 36px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.18s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.cta-secondary:hover { background: #ebebeb; }

/* Context badges */
.hero-contexts {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 48px;
    animation: fadeInUp 0.7s 0.35s ease both;
}

.ctx-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #f7f7f7;
    border-radius: 50px;
    padding: 8px 18px;
    font-size: 0.82rem;
    font-weight: 700;
    color: #111111;
}

.ctx-badge-dot {
    width: 7px; height: 7px;
    background: #111111;
    border-radius: 50%;
    flex-shrink: 0;
}

.ctx-badge-label {
    font-weight: 400;
    color: #aaaaaa;
}

.hero-stats {
    display: flex;
    gap: 48px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.7s 0.4s ease both;
}

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

.hero-stat-value {
    font-size: 2.2rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.04em;
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #cccccc;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(0,0,0,0.08);
    align-self: center;
}

/* ==================== SCROLL HINT ==================== */
.scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: float 2.5s ease-in-out infinite;
    cursor: pointer;
}

.scroll-hint span {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #cccccc;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(-8px); }
}

/* ==================== SECTIONS COMMON ==================== */
section { padding: 120px 40px; }

.section-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.section-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #cccccc;
    margin-bottom: 20px;
    display: block;
}

.section-title {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2.4rem, 5vw, 4.5rem);
    font-weight: 700;
    color: #111111;
    line-height: 1.0;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.section-desc {
    font-size: 1.1rem;
    color: #999999;
    font-weight: 400;
    line-height: 1.7;
    max-width: 560px;
}

/* ==================== PLATFORM STRIP ==================== */
.platform-strip {
    background: #f7f7f7;
    border-radius: 40px;
    margin: 0 40px 120px;
    padding: 80px 60px;
}

.platform-strip-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.platform-pill {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #ffffff;
    border-radius: 50px;
    padding: 14px 20px;
    font-size: 0.88rem;
    font-weight: 600;
    color: #555555;
    margin-bottom: 10px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    opacity: 0;
    transform: translateX(16px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.platform-pill.visible { opacity: 1; transform: translateX(0); }

.platform-pill-dot {
    width: 8px; height: 8px;
    background: #111111;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ==================== FEATURES GRID ==================== */
.features-section { background: #ffffff; }

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 64px;
}

.feature-card {
    background: #f7f7f7;
    border-radius: 28px;
    padding: 36px;
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease, background 0.18s ease;
}

.feature-card.visible { opacity: 1; transform: translateY(0); }
.feature-card:hover { background: #f0f0f0; transform: translateY(-3px); }

.feature-card-big {
    grid-column: span 2;
    display: flex;
    gap: 36px;
    align-items: flex-start;
}

.feature-icon {
    width: 52px; height: 52px;
    background: #f0f0f0;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.9rem;
    color: #999999;
    line-height: 1.65;
    font-weight: 400;
}

/* Scanner Mock UI */
.scanner-mock {
    background: #ffffff;
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
    max-width: 320px;
}

.scanner-mock-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.scanner-mock-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.01em;
}

.scanner-live-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #f7f7f7;
    border-radius: 50px;
    padding: 4px 12px;
    font-size: 0.72rem;
    font-weight: 700;
    color: #111111;
}

.scanner-live-dot {
    width: 6px; height: 6px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.scanner-qr-area {
    background: #f7f7f7;
    border-radius: 14px;
    padding: 24px;
    text-align: center;
    margin-bottom: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.qr-icon {
    font-size: 2.4rem;
    line-height: 1;
}

.scanner-qr-area span {
    font-size: 0.78rem;
    color: #aaaaaa;
    font-weight: 500;
}

.scanner-data-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.scanner-data-row:last-child { border-bottom: none; }

.scanner-data-label {
    font-size: 0.78rem;
    color: #aaaaaa;
    font-weight: 500;
}

.scanner-data-ok {
    font-size: 0.78rem;
    font-weight: 700;
    color: #22c55e;
}

.scanner-data-warn {
    font-size: 0.78rem;
    font-weight: 700;
    color: #f59e0b;
}

.scanner-data-value {
    font-size: 0.78rem;
    font-weight: 700;
    color: #111111;
}

/* ==================== HOW IT WORKS ==================== */
.how-section { background: #f7f7f7; border-radius: 40px; margin: 0 40px; }

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-top: 64px;
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 36px; left: calc(12.5% + 24px); right: calc(12.5% + 24px);
    height: 1px;
    background: rgba(0,0,0,0.08);
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.step-item.visible { opacity: 1; transform: translateY(0); }
.step-item:nth-child(1) { transition-delay: 0.05s; }
.step-item:nth-child(2) { transition-delay: 0.15s; }
.step-item:nth-child(3) { transition-delay: 0.25s; }
.step-item:nth-child(4) { transition-delay: 0.35s; }

.step-circle {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.step-number {
    font-size: 1.4rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.03em;
}

.step-item h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.01em;
    margin-bottom: 10px;
}

.step-item p {
    font-size: 0.88rem;
    color: #999999;
    line-height: 1.6;
}

/* ==================== SCANNER VISUAL SECTION ==================== */
.scanner-visual-section { background: #ffffff; }

.scanner-visual-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-check-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 36px;
}

.feature-check-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.feature-check-item.visible { opacity: 1; transform: translateX(0); }

.feature-check {
    width: 32px; height: 32px;
    background: #111111;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-check svg { flex-shrink: 0; }

.feature-check-item h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #111111;
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}

.feature-check-item p {
    font-size: 0.85rem;
    color: #999999;
    line-height: 1.55;
}

/* ==================== WORKFLOW SECTION ==================== */
.workflow-section { background: #f7f7f7; border-radius: 40px; margin: 0 40px; }

.workflow-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 48px;
    margin-bottom: 36px;
}

.workflow-tab {
    font-family: 'Poppins', sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    color: #888888;
    background: #ffffff;
    border: none;
    border-radius: 50px;
    padding: 10px 22px;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.workflow-tab:hover { background: #f0f0f0; color: #111111; }
.workflow-tab.active { background: #111111; color: #ffffff; }

.workflow-content { display: none; }
.workflow-content.active { display: block; }

.workflow-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.workflow-stage {
    background: #ffffff;
    border-radius: 28px;
    padding: 36px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}

.workflow-stage-title {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #cccccc;
    margin-bottom: 12px;
}

.workflow-stage h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.step-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.step-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.step-num {
    width: 28px; height: 28px;
    background: #f7f7f7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: #111111;
    flex-shrink: 0;
    margin-top: 1px;
}

.step-list h4 {
    font-size: 0.88rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.01em;
    margin-bottom: 4px;
}

.step-list p {
    font-size: 0.82rem;
    color: #999999;
    line-height: 1.55;
}

/* ==================== INTEGRITY SECTION ==================== */
.integrity-section { background: #ffffff; }

.integrity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.integrity-card {
    background: #f7f7f7;
    border-radius: 28px;
    padding: 36px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease, background 0.18s ease;
}

.integrity-card.visible { opacity: 1; transform: translateY(0); }
.integrity-card:hover { background: #f0f0f0; }

.integrity-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    display: block;
}

.integrity-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.integrity-card p {
    font-size: 0.88rem;
    color: #999999;
    line-height: 1.6;
    margin-bottom: 20px;
}

.integrity-status {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.status-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.82rem;
    color: #555555;
    font-weight: 500;
}

.status-dot-ok {
    width: 8px; height: 8px;
    background: #22c55e;
    border-radius: 50%;
    flex-shrink: 0;
}

.status-dot-warn {
    width: 8px; height: 8px;
    background: #f59e0b;
    border-radius: 50%;
    flex-shrink: 0;
}

.status-dot-err {
    width: 8px; height: 8px;
    background: #ef4444;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ==================== MULTI-SECTION ==================== */
.multi-section-section { background: #f7f7f7; border-radius: 40px; margin: 0 40px; }

.multi-section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
    margin-top: 48px;
}

.scenario-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.scenario-item {
    background: #ffffff;
    border-radius: 20px;
    padding: 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.scenario-item.visible { opacity: 1; transform: translateX(0); }

.scenario-num {
    width: 36px; height: 36px;
    background: #111111;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: #ffffff;
    flex-shrink: 0;
}

.scenario-item h4 {
    font-size: 0.92rem;
    font-weight: 700;
    color: #111111;
    letter-spacing: -0.01em;
    margin-bottom: 6px;
}

.scenario-item p {
    font-size: 0.85rem;
    color: #999999;
    line-height: 1.55;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
    background: #ffffff;
    text-align: center;
}

.cta-inner {
    max-width: 700px;
    margin: 0 auto;
}

.cta-inner .section-title {
    font-size: clamp(3rem, 7vw, 6rem);
    margin-bottom: 24px;
}

.cta-inner .section-desc {
    margin: 0 auto 48px;
    max-width: 480px;
}

.cta-pair {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ==================== MOBILE MENU ==================== */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.hamburger span {
    display: block;
    width: 22px; height: 2px;
    background: #111111;
    border-radius: 2px;
    transition: all 0.25s ease;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 68px; left: auto; right: 12px; bottom: auto;
    width: min(320px, calc(100vw - 24px));
    background: #ffffff;
    padding: 12px;
    z-index: 999;
    border-radius: 16px;
    box-shadow: 0 18px 40px rgba(17,17,17,0.14);
    flex-direction: column;
    gap: 0;
    transform: translateY(-8px) scale(0.98);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.24s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-menu.open {
    display: flex;
    transform: translateY(0) scale(1);
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu a {
    font-family: 'Poppins', sans-serif;
    font-size: 0.8rem;
    font-weight: 500;
    color: #666666;
    text-decoration: none;
    padding: 10px 12px;
    border-radius: 10px;
    transition: background 0.15s ease, color 0.15s ease;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.mobile-menu a:hover { background: #f7f7f7; color: #111111; }

.mobile-menu-cta {
    margin-top: 6px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-menu-cta .cta-primary,
.mobile-menu-cta .cta-secondary {
    width: 100%;
    justify-content: center;
    text-align: center;
    padding: 12px 16px;
    font-size: 0.88rem;
}

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

.scroll-animate {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.scroll-animate.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-animate-right {
    opacity: 0;
    transform: translateX(24px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.scroll-animate-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scroll-animate-left {
    opacity: 0;
    transform: translateX(-24px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.scroll-animate-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.scroll-animate-scale {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.scroll-animate-scale.visible {
    opacity: 1;
    transform: scale(1);
}

/* ==================== RESPONSIVE — TABLET ==================== */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .feature-card-big { grid-column: span 2; }
    .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .steps-grid::before { display: none; }
    .integrity-grid { grid-template-columns: 1fr 1fr; }
    .platform-strip-grid { grid-template-columns: 1fr; gap: 40px; }
    .scanner-visual-grid { grid-template-columns: 1fr; gap: 40px; }
    .workflow-grid { grid-template-columns: 1fr; }
    .multi-section-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* ==================== RESPONSIVE — MOBILE ==================== */
@media (max-width: 768px) {
    .nav { padding: 0 10px; height: 60px; }
    .nav-logo h1 { font-size: 1.2rem; }
    .nav-badge { display: none; }
    .nav-links { display: none; }
    .nav-actions { gap: 4px; }
    .hamburger { display: flex; }
    .btn-start { padding: 8px 14px; font-size: 0.78rem; }

    .hero { padding: 100px 24px 80px; }
    .hero-title { font-size: clamp(3.2rem, 14vw, 5.5rem); }
    .hero-subtitle { font-size: 1rem; margin-bottom: 36px; }
    .hero-ctas { flex-direction: column; align-items: stretch; }
    .cta-primary, .cta-secondary { justify-content: center; padding: 15px 28px; }
    .hero-stats { gap: 24px; }
    .hero-stat-value { font-size: 1.7rem; }
    .hero-stat-divider { display: none; }
    .hero-contexts { flex-direction: column; align-items: center; }
    .scroll-hint { display: none; }

    section { padding: 64px 20px; }
    .section-title { font-size: clamp(2rem, 9vw, 3rem); }
    .section-desc { font-size: 0.95rem; }

    .platform-strip { margin: 0 16px 64px; border-radius: 24px; padding: 40px 24px; }
    .platform-pill { font-size: 0.8rem; }

    .features-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 40px; }
    .feature-card { padding: 28px 24px; border-radius: 20px; }
    .feature-card-big { grid-column: span 1; flex-direction: column; gap: 24px; }

    .how-section { margin: 0 16px; border-radius: 28px; }
    .steps-grid { grid-template-columns: 1fr; gap: 16px; margin-top: 40px; }
    .step-item { text-align: left; align-items: flex-start; background: #ffffff; border-radius: 16px; padding: 20px; box-shadow: 0 2px 12px rgba(0,0,0,0.06); }
    .step-circle { width: 52px; height: 52px; margin-bottom: 14px; }

    .scanner-visual-grid { grid-template-columns: 1fr; gap: 32px; }
    .feature-check-list { margin-top: 24px; }

    .workflow-section { margin: 0 16px; border-radius: 28px; }
    .workflow-tabs { gap: 6px; margin-top: 28px; }
    .workflow-tab { font-size: 0.78rem; padding: 8px 14px; }
    .workflow-grid { grid-template-columns: 1fr; gap: 16px; }
    .workflow-stage { padding: 24px 20px; border-radius: 20px; }

    .integrity-grid { grid-template-columns: 1fr; gap: 12px; }
    .integrity-card { padding: 28px 24px; border-radius: 20px; }

    .multi-section-section { margin: 0 16px; border-radius: 28px; }
    .multi-section-grid { grid-template-columns: 1fr; gap: 32px; margin-top: 32px; }
    .scenario-item { padding: 18px; border-radius: 16px; }

    .cta-inner .section-title { font-size: clamp(2.4rem, 10vw, 4rem); }
    .cta-pair { flex-direction: column; align-items: stretch; }
    .cta-pair .cta-primary, .cta-pair .cta-secondary { justify-content: center; }
}

/* ==================== FINAL MOBILE CONTAINER REDESIGN ==================== */
@media (max-width: 768px) {
    section {
        padding: 52px 14px !important;
    }

    .section-inner {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
    }

    .platform-strip,
    .how-section,
    .workflow-section,
    .multi-section-section {
        margin: 0 10px 22px !important;
        max-width: none !important;
        border-radius: 20px !important;
    }

    .platform-strip {
        padding: 26px 14px !important;
    }

    .features-grid,
    .integrity-grid,
    .scenario-list,
    .steps-grid {
        gap: 10px !important;
        margin-top: 20px !important;
    }

    .feature-card,
    .integrity-card,
    .scenario-item,
    .workflow-stage {
        border-radius: 14px !important;
        padding: 16px !important;
    }

    .hero {
        padding: 42px 14px 48px !important;
        min-height: auto !important;
    }

    .hero-title {
        font-size: clamp(2.8rem, 12vw, 4rem) !important;
        line-height: 0.95 !important;
        margin-bottom: 18px !important;
    }

    .hero-subtitle {
        font-size: 0.92rem !important;
        margin-bottom: 22px !important;
    }

    .hero-ctas {
        width: 100% !important;
        margin-bottom: 20px !important;
    }

    .hero-ctas a {
        width: 100% !important;
    }

    .hero-stats {
        width: 100% !important;
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 10px !important;
    }

    .hero-stat {
        background: #f7f7f7 !important;
        border-radius: 14px !important;
        padding: 12px 8px !important;
    }

    .hero-stat-value {
        font-size: 1.35rem !important;
    }

    .hero-stat-label {
        font-size: 0.62rem !important;
        letter-spacing: 0.08em !important;
    }

    .ctx-badge {
        font-size: 0.72rem !important;
        padding: 6px 14px !important;
    }

    .cta-section {
        padding-top: 44px !important;
    }

    .cta-inner {
        padding: 0 10px !important;
    }

    .cta-inner .section-title {
        font-size: clamp(1.55rem, 9vw, 2.2rem) !important;
        margin-bottom: 8px !important;
    }

    .cta-inner .section-desc {
        font-size: 0.82rem !important;
        margin-bottom: 14px !important;
    }
}

@media (max-width: 480px) {
    .workflow-tabs {
        flex-direction: column !important;
    }

    .workflow-tab {
        border-radius: 12px !important;
        text-align: left !important;
    }

    .integrity-grid {
        grid-template-columns: 1fr !important;
    }

    .hero-stats {
        grid-template-columns: 1fr 1fr !important;
    }
}

@media (max-width: 380px) {
    .hero-title {
        font-size: clamp(2.2rem, 13vw, 2.8rem) !important;
    }

    .hero-stats {
        grid-template-columns: 1fr !important;
    }

    .section-title {
        font-size: clamp(1.5rem, 8.5vw, 2rem) !important;
        letter-spacing: -0.02em !important;
    }

    .feature-card,
    .integrity-card,
    .scenario-item,
    .workflow-stage {
        padding: 12px !important;
        border-radius: 10px !important;
    }

    .step-circle {
        width: 40px !important;
        height: 40px !important;
    }

    .step-number {
        font-size: 0.9rem !important;
    }

    .cta-primary,
    .cta-secondary {
        font-size: 0.82rem !important;
        padding: 12px 14px !important;
        border-radius: 12px !important;
    }
}