/* VXPOS Landing Page - Modern Design */
:root {
    --primary: #6c5ce7;
    --primary-light: #a29bfe;
    --pink: #fd79a8;
    --pink-light: #fab1c9;
    --teal: #00cec9;
    --dark: #2d3436;
    --dark2: #636e72;
    --light: #f8f9fa;
    --white: #ffffff;
    --purple-bg: #f5f3ff;
    --pink-bg: #fdf2f8;
    --gradient: linear-gradient(135deg, #6c5ce7 0%, #fd79a8 100%);
    --gradient2: linear-gradient(135deg, #00cec9 0%, #6c5ce7 100%);
    --shadow: 0 10px 40px rgba(108,92,231,0.12);
    --shadow-lg: 0 20px 60px rgba(108,92,231,0.18);
    --radius: 16px;
    --radius-sm: 10px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--white);
}

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

/* Language Switcher */
.lang-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    display: flex;
    gap: 4px;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    padding: 4px;
    border-radius: 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.lang-btn {
    padding: 8px 16px;
    border: none;
    background: transparent;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--dark2);
    font-family: inherit;
}

.lang-btn:hover { color: var(--primary); }

.lang-btn.active {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(108,92,231,0.3);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding: 0 24px;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    font-size: 28px;
    font-weight: 800;
    text-decoration: none;
    color: var(--dark);
    letter-spacing: -1px;
}

.logo span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark2);
    font-size: 15px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.2s;
}

.nav-links a:hover {
    color: var(--primary);
    background: var(--purple-bg);
}

.nav-links a.btn-primary {
    color: white;
    background: var(--gradient);
    padding: 10px 22px;
    margin-left: 8px;
}

.nav-links a.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(108,92,231,0.35);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: all 0.3s;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border: 2px solid transparent;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 8px 25px rgba(108,92,231,0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(108,92,231,0.4);
}

.btn-outline {
    border-color: var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-ghost {
    color: var(--dark2);
    background: rgba(0,0,0,0.05);
}

.btn-ghost:hover {
    background: rgba(0,0,0,0.1);
    color: var(--dark);
}

.btn-white {
    background: white;
    color: var(--primary);
    font-weight: 700;
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.15);
}

.btn-outline-white {
    border-color: rgba(255,255,255,0.5);
    color: white;
    background: transparent;
}

.btn-outline-white:hover {
    background: rgba(255,255,255,0.15);
    border-color: white;
}

/* Hero */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(180deg, #f5f3ff 0%, #fdf2f8 50%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(253,121,168,0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0,206,201,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(108,92,231,0.1);
    color: var(--primary);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.highlight {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text > p {
    font-size: 18px;
    color: var(--dark2);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.hsm-num {
    font-size: 32px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hsm-label {
    font-size: 14px;
    color: var(--dark2);
    font-weight: 500;
}

/* Hero Visual Card */
.hero-visual {
    position: relative;
}

.hero-card {
    background: white;
    border-radius: 24px;
    padding: 28px;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 2;
}

.hero-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.hero-card-title {
    font-weight: 700;
    font-size: 16px;
}

.hero-card-badge {
    font-size: 12px;
    color: #2e7d32;
    font-weight: 600;
}

.hero-stat {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.hero-stat-item {
    background: var(--light);
    padding: 16px;
    border-radius: 12px;
}

.hero-stat-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
}

.hero-stat-label {
    font-size: 12px;
    color: var(--dark2);
    margin-top: 4px;
}

.hero-chart {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 80px;
    margin-top: 16px;
}

.hero-bar {
    flex: 1;
    background: var(--gradient);
    border-radius: 6px 6px 0 0;
    opacity: 0.7;
    animation: barGrow 1s ease-out forwards;
}

@keyframes barGrow {
    from { height: 0 !important; }
}

.hero-float-card {
    position: absolute;
    background: white;
    border-radius: 16px;
    padding: 14px 18px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 3;
    animation: float 3s ease-in-out infinite;
}

.hero-float-1 {
    top: -20px;
    left: -40px;
    animation-delay: 0s;
}

.hero-float-2 {
    bottom: 40px;
    right: -30px;
    animation-delay: 1.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-float-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

/* Section Headers */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 18px;
    background: var(--purple-bg);
    color: var(--primary);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.section-desc {
    font-size: 18px;
    color: var(--dark2);
    line-height: 1.7;
}

/* Features */
.features {
    background: white;
}

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

.feature-card {
    padding: 32px;
    border-radius: var(--radius);
    background: white;
    border: 1px solid #f0f0f0;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.feature-icon.purple { background: rgba(108,92,231,0.1); }
.feature-icon.teal { background: rgba(0,206,201,0.1); }
.feature-icon.pink { background: rgba(253,121,168,0.1); }
.feature-icon.orange { background: rgba(253,150,68,0.1); }
.feature-icon.green { background: rgba(0,184,148,0.1); }
.feature-icon.blue { background: rgba(45,156,219,0.1); }

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 15px;
    color: var(--dark2);
    line-height: 1.7;
}

/* Video Section */
.video-section {
    background: linear-gradient(180deg, var(--purple-bg) 0%, white 100%);
}

.video-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.video-container {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: #1a1a2e;
    aspect-ratio: 16/9;
}

.video-container video {
    width: 100%;
    height: 100%;
    display: block;
}

.video-lang-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(108,92,231,0.95), rgba(253,121,168,0.95));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: opacity 0.5s;
}

.video-lang-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.vlo-content {
    text-align: center;
    color: white;
}

.vlo-emoji {
    font-size: 64px;
    margin-bottom: 16px;
}

.vlo-content h3 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 8px;
}

.vlo-content p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 32px;
}

.vlo-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.vlo-btn {
    padding: 16px 36px;
    border-radius: 50px;
    border: 2px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.15);
    color: white;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
    backdrop-filter: blur(10px);
}

.vlo-btn:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.video-controls-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.vc-label {
    font-size: 14px;
    color: var(--dark2);
    font-weight: 500;
}

.vc-btn {
    padding: 10px 20px;
    border-radius: 50px;
    border: 1px solid #e0e0e0;
    background: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.vc-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.vc-btn.active {
    background: var(--gradient);
    color: white;
    border-color: transparent;
}

/* Solutions */
.solutions {
    background: var(--light);
}

.solutions-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 960px;
    margin: 0 auto;
}

.solution-card {
    background: white;
    border-radius: 24px;
    padding: 40px;
    position: relative;
    border: 2px solid transparent;
    transition: all 0.3s;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.solution-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.solution-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: white;
    padding: 6px 24px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 700;
}

.solution-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.solution-header h3 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 12px;
}

.solution-header p {
    color: var(--dark2);
    margin-bottom: 24px;
    line-height: 1.7;
}

.solution-price {
    padding: 20px 0;
    border-top: 1px solid #f0f0f0;
    border-bottom: 1px solid #f0f0f0;
    margin-bottom: 24px;
}

.price-amount {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
}

.price-amount small {
    font-size: 16px;
    font-weight: 500;
    color: var(--dark2);
}

.price-note {
    font-size: 13px;
    color: var(--dark2);
    margin-top: 4px;
}

.solution-features {
    list-style: none;
    margin-bottom: 32px;
}

.solution-features li {
    padding: 10px 0;
    font-size: 15px;
    color: var(--dark2);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.solution-features li::before {
    content: '✓';
    color: #2e7d32;
    font-weight: 700;
    flex-shrink: 0;
}

.solution-features li strong {
    color: var(--dark);
}

.solution-footer {
    text-align: center;
}

.solution-footer .btn {
    width: 100%;
}

/* How It Works */
.how-it-works {
    background: white;
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--gradient);
    color: white;
    font-size: 28px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 8px 25px rgba(108,92,231,0.3);
}

.step h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
}

.step p {
    font-size: 15px;
    color: var(--dark2);
    line-height: 1.7;
}

/* Showcase */
.showcase {
    background: linear-gradient(135deg, #2d3436 0%, #1a1a2e 100%);
    color: white;
}

.showcase .section-tag {
    background: rgba(255,255,255,0.1);
    color: var(--pink-light);
}

.showcase .section-title { color: white; }
.showcase .section-desc { color: rgba(255,255,255,0.7); }

.showcase-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.showcase-mockup {
    background: #1e1e2e;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

.mockup-bar {
    display: flex;
    gap: 8px;
    padding: 14px 18px;
    background: #2d2d3d;
}

.mockup-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.mockup-screen {
    padding: 28px;
    font-family: 'SF Mono', 'Fira Code', monospace;
}

.mockup-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 15px;
    color: rgba(255,255,255,0.8);
}

.showcase-text h3 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 20px;
}

.showcase-text p {
    font-size: 16px;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    margin-bottom: 24px;
}

.showcase-list {
    list-style: none;
}

.showcase-list li {
    padding: 10px 0;
    font-size: 15px;
    color: rgba(255,255,255,0.85);
    display: flex;
    align-items: center;
    gap: 12px;
}

.check {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(0,206,201,0.2);
    color: var(--teal);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

/* FAQ */
.faq {
    background: white;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid #f0f0f0;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    overflow: hidden;
    transition: all 0.2s;
}

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

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: white;
    border: none;
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-family: inherit;
    color: var(--dark);
}

.faq-question .arrow {
    transition: transform 0.3s;
    color: var(--primary);
    font-size: 12px;
}

.faq-item.active .arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-inner {
    padding: 0 24px 20px;
    color: var(--dark2);
    line-height: 1.8;
    font-size: 15px;
}

/* CTA */
.cta {
    background: var(--gradient);
    text-align: center;
    padding: 100px 0;
}

.cta h2 {
    font-size: 42px;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
footer {
    background: #1a1a2e;
    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 .logo {
    color: white;
    display: inline-block;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
}

.footer-col h4 {
    color: white;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 14px;
}

/* Mobile */
@media (max-width: 1024px) {
    .hero-content { grid-template-columns: 1fr; gap: 40px; }
    .hero h1 { font-size: 40px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .showcase-content { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .lang-switcher { top: 12px; right: 12px; }
    .lang-btn { padding: 6px 12px; font-size: 12px; }

    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        gap: 4px;
    }

    .nav-links.open { display: flex; }
    .nav-links a { width: 100%; padding: 14px 16px; }
    .mobile-menu-btn { display: flex; }

    .hero { padding: 120px 0 60px; }
    .hero h1 { font-size: 32px; }
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { width: 100%; }
    .hero-stats { gap: 24px; }
    .hsm-num { font-size: 24px; }
    .hero-float-1 { left: -10px; }
    .hero-float-2 { right: -10px; }

    .section-title { font-size: 28px; }
    section { padding: 60px 0; }

    .features-grid { grid-template-columns: 1fr; }
    .solutions-grid { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr; gap: 24px; }

    .vlo-buttons { flex-direction: column; align-items: center; }
    .vlo-btn { width: 240px; }

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

    .cta h2 { font-size: 28px; }
    .cta-buttons { flex-direction: column; align-items: center; }
    .cta-buttons .btn { width: 280px; }
}