/* =====================================================
   SMART AUTO CLICK - LANDING PAGE STYLES
   Premium Dark Theme with Glassmorphism
   ===================================================== */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0a0f1c;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;

    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-purple: #8b5cf6;
    --accent-pink: #ec4899;
    --accent-green: #10b981;

    --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --gradient-bg: linear-gradient(180deg, #0a0f1c 0%, #111827 50%, #0a0f1c 100%);

    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);

    /* Spacing */
    --section-padding: 100px 0;
    --container-max: 1200px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

/* =====================================================
   HEADER
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(10, 15, 28, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-normal);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.logo-icon {
    font-size: 1.5rem;
}

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

.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-list a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-fast);
}

.nav-list a:hover {
    color: var(--text-primary);
}

.nav-list a:hover::after {
    width: 100%;
}

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

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
    z-index: -1;
}

.hero-logo {
    margin-bottom: 24px;
}

.hero-logo img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    animation: logoFloat 4s ease-in-out infinite;
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.3);
}

@keyframes logoFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.1;
}

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

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition-normal);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.5);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn-download {
    background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
    animation: downloadPulse 2s ease-in-out infinite;
}

.btn-download:hover {
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.5);
}

@keyframes downloadPulse {

    0%,
    100% {
        box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
    }

    50% {
        box-shadow: 0 4px 30px rgba(16, 185, 129, 0.6);
    }
}

.btn-icon {
    transition: var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Floating Elements */
.hero-float {
    position: absolute;
    font-size: 2.5rem;
    animation: float 6s ease-in-out infinite;
    opacity: 0.6;
}

.hero-float-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.hero-float-2 {
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.hero-float-3 {
    bottom: 20%;
    left: 15%;
    animation-delay: 4s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(10deg);
    }
}

/* =====================================================
   WHAT IS SECTION
   ===================================================== */
.what-is {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.what-is-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.what-is-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.what-is h2 {
    font-size: 2rem;
    margin-bottom: 24px;
}

.what-is p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.what-is .highlight {
    background: var(--glass-bg);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent-blue);
    text-align: left;
}

/* =====================================================
   SECTION HEADERS
   ===================================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--accent-cyan);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* =====================================================
   VIDEO DEMO SECTION
   ===================================================== */
.video-demo {
    padding: var(--section-padding);
    background: linear-gradient(135deg,
            rgba(15, 23, 42, 1) 0%,
            rgba(30, 41, 59, 1) 50%,
            rgba(15, 23, 42, 1) 100%);
    position: relative;
    overflow: hidden;
    border-top: 1px solid rgba(59, 130, 246, 0.2);
    border-bottom: 1px solid rgba(59, 130, 246, 0.2);
}

.video-demo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 30%, rgba(59, 130, 246, 0.15) 0%, transparent 40%),
        radial-gradient(ellipse at 80% 70%, rgba(139, 92, 246, 0.15) 0%, transparent 40%);
    pointer-events: none;
    z-index: 0;
}

.video-demo>.container {
    position: relative;
    z-index: 1;
}

.video-wrapper {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.2);
    border: 1px solid var(--glass-border);
    background: var(--bg-tertiary);
    /* 16:9 aspect ratio */
    aspect-ratio: 16 / 9;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

@media (max-width: 768px) {
    .video-wrapper {
        border-radius: var(--radius-md);
    }
}

/* =====================================================
   BENEFITS SECTION
   ===================================================== */
.benefits {
    padding: var(--section-padding);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.benefit-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-normal);
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: var(--glass-shadow);
}

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

.benefit-card.featured {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-color: rgba(59, 130, 246, 0.3);
}

.benefit-card.featured::before {
    opacity: 1;
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.benefit-card h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
}

.benefit-card>p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

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

.benefit-list li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* =====================================================
   FEATURES SECTION
   ===================================================== */
.features {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(6, 182, 212, 0.3);
    box-shadow: var(--glass-shadow);
}

.feature-number {
    position: absolute;
    top: 20px;
    right: 24px;
    font-size: 3rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.05);
    line-height: 1;
}

.feature-icon {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.feature-badge {
    display: inline-block;
    margin-top: 16px;
    padding: 4px 12px;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

/* =====================================================
   COMPARISON SECTION
   ===================================================== */
.comparison {
    padding: var(--section-padding);
}

.comparison-table-wrapper {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    padding: 20px 24px;
    text-align: left;
}

.comparison-table th {
    background: rgba(255, 255, 255, 0.03);
    font-size: 1.1rem;
    color: var(--text-primary);
}

.comparison-table td {
    border-bottom: 1px solid var(--glass-border);
    font-size: 1rem;
    color: var(--text-secondary);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

/* Specific Columns */
.comparison-table th.competitor-col {
    color: var(--text-muted);
}

.comparison-table th.smart-col {
    color: var(--accent-green);
    background: rgba(16, 185, 129, 0.1);
    border-bottom: 2px solid var(--accent-green);
}

.comparison-table td:nth-child(3) {
    background: rgba(16, 185, 129, 0.05);
    color: var(--text-primary);
}

/* Mobile Responsiveness for Comparison Table */
@media (max-width: 768px) {

    .comparison-table,
    .comparison-table thead,
    .comparison-table tbody,
    .comparison-table th,
    .comparison-table td,
    .comparison-table tr {
        display: block;
    }

    /* Hide table header on mobile */
    .comparison-table thead {
        display: none;
    }

    /* Style each row as a card */
    .comparison-table tbody tr {
        margin-bottom: 16px;
        border-radius: var(--radius-md);
        background: rgba(255, 255, 255, 0.02);
        border: 1px solid var(--glass-border);
        overflow: hidden;
    }

    .comparison-table tbody tr:last-child {
        margin-bottom: 0;
    }

    .comparison-table td {
        padding: 14px 16px;
        position: relative;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .comparison-table td:last-child {
        border-bottom: none;
    }

    /* Feature name - first cell */
    .comparison-table td:nth-child(1) {
        background: rgba(59, 130, 246, 0.1);
        font-weight: 600;
        color: var(--accent-cyan);
        font-size: 0.95rem;
        text-align: center;
        padding: 12px 16px;
    }

    /* Competitor cell - add label */
    .comparison-table td:nth-child(2) {
        background: rgba(255, 255, 255, 0.02);
        padding-left: 16px;
    }

    .comparison-table td:nth-child(2)::before {
        content: "Auto Click cổ điển: ";
        font-weight: 500;
        color: var(--text-muted);
        display: block;
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        margin-bottom: 4px;
    }

    /* Smart Auto Click cell - add label */
    .comparison-table td:nth-child(3) {
        background: rgba(16, 185, 129, 0.1);
        padding-left: 16px;
        border-left: 3px solid var(--accent-green);
    }

    .comparison-table td:nth-child(3)::before {
        content: "Smart Auto Click: ";
        font-weight: 500;
        color: var(--accent-green);
        display: block;
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        margin-bottom: 4px;
    }

    .comparison-table td:nth-child(3) strong {
        color: var(--text-primary);
    }
}

/* =====================================================
   SPECS SECTION
   ===================================================== */
.specs {
    padding: var(--section-padding);
}

.specs-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.specs-table-wrapper {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table th,
.specs-table td {
    padding: 16px 24px;
    text-align: left;
}

.specs-table th {
    background: rgba(59, 130, 246, 0.1);
    font-weight: 600;
    color: var(--accent-cyan);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.specs-table tr:not(:last-child) td {
    border-bottom: 1px solid var(--glass-border);
}

.specs-table td {
    color: var(--text-secondary);
}

.specs-table td strong {
    color: var(--text-primary);
}

.spec-icon {
    margin-right: 8px;
}

.specs-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.specs-info-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.specs-info-card h4 {
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.specs-info-card ul {
    list-style: none;
}

.specs-info-card li {
    padding: 6px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    position: relative;
    padding-left: 20px;
}

.specs-info-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
}

/* =====================================================
   MEMU PLAYER SECTION
   ===================================================== */
.memu-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-top: 1px solid rgba(16, 185, 129, 0.2);
    border-bottom: 1px solid rgba(16, 185, 129, 0.2);
}

.memu-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.memu-badge {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(6, 182, 212, 0.2) 100%);
    border: 1px solid rgba(16, 185, 129, 0.4);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--accent-green);
    font-weight: 600;
    margin-bottom: 16px;
}

.memu-content h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.memu-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 24px;
    line-height: 1.7;
}

.memu-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 28px;
}

.memu-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
}

.memu-feature-icon {
    font-size: 1.25rem;
}

.memu-feature span:last-child {
    font-weight: 500;
    font-size: 0.9rem;
}

.memu-guide {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.memu-guide h3 {
    font-size: 1.3rem;
    margin-bottom: 24px;
}

.install-steps {
    list-style: none;
    counter-reset: step;
}

.install-steps li {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    align-items: flex-start;
}

.install-steps li:last-child {
    margin-bottom: 0;
}

.step-number {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.step-content strong {
    display: block;
    margin-bottom: 4px;
    font-size: 1rem;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.step-content a {
    color: var(--accent-cyan);
    text-decoration: underline;
}

.step-content a:hover {
    color: var(--accent-green);
}

@media (max-width: 768px) {
    .memu-wrapper {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .memu-content h2 {
        font-size: 2rem;
    }

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

    .memu-guide {
        padding: 24px;
    }
}

/* =====================================================
   HOW TO USE SECTION
   ===================================================== */
.how-to-use {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.step-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: var(--transition-normal);
}

.step-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: var(--glass-shadow);
}

.step-card-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
}

.step-card-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .steps-grid {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   TIPS SECTION
   ===================================================== */
.tips-section {
    padding: 60px 0;
    background: var(--bg-secondary);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.tip-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: var(--transition-normal);
}

.tip-item:hover {
    border-color: rgba(251, 191, 36, 0.4);
    background: rgba(251, 191, 36, 0.05);
}

.tip-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.tip-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

.tip-item strong {
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .tips-grid {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   USE CASES SECTION
   ===================================================== */
.use-cases {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

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

@media (max-width: 992px) {
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}

.use-case-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    transition: var(--transition-normal);
}

.use-case-item:hover {
    transform: translateX(8px);
    border-color: var(--accent-green);
    background: rgba(16, 185, 129, 0.1);
}

.use-case-icon {
    font-size: 1.5rem;
}

.use-case-item span:last-child {
    font-weight: 500;
}

/* =====================================================
   CONTACT SECTION
   ===================================================== */
.contact {
    padding: var(--section-padding);
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

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

.contact-content h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.contact-content>p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 32px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    transition: var(--transition-normal);
}

.contact-card:hover {
    transform: translateX(8px);
    border-color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.1);
}

.contact-icon {
    font-size: 2rem;
}

.contact-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.contact-value {
    font-size: 1.2rem;
    font-weight: 600;
}

.cta-box {
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    padding: 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.cta-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.cta-box h3 {
    font-size: 1.75rem;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.cta-box p {
    margin-bottom: 24px;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.cta-box .btn {
    background: white;
    color: var(--accent-blue);
    position: relative;
    z-index: 1;
}

.cta-box .btn:hover {
    background: rgba(255, 255, 255, 0.9);
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
    padding: 60px 0 40px;
    background: var(--bg-primary);
    border-top: 1px solid var(--glass-border);
}

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

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.footer-tagline {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-copyright {
    margin-top: 24px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* =====================================================
   SCROLL TO TOP
   ===================================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.5);
}

/* =====================================================
   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: 1024px) {
    .specs-content {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }

    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .nav.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--glass-border);
        padding: 20px;
    }

    .nav.active .nav-list {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .nav.active .nav-list li {
        width: 100%;
    }

    .nav.active .nav-list a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid var(--glass-border);
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-stats {
        gap: 24px;
    }

    .hero-float {
        display: none;
    }

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

    .feature-card,
    .benefit-card {
        padding: 24px;
    }

    .contact-content h2 {
        font-size: 2rem;
    }

    .cta-box {
        padding: 32px 24px;
    }

    .footer-links {
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        justify-content: center;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .contact-methods {
        gap: 12px;
    }

    .contact-card {
        padding: 16px;
    }
}

/* =====================================================
   LANGUAGE SWITCHER
   ===================================================== */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 20px;
    background: rgba(255, 255, 255, 0.05);
    /* Glass pill background */
    padding: 4px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    padding: 6px 16px;
    transition: var(--transition-fast);
    font-size: 0.85rem;
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.lang-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.lang-btn.active {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 2px 10px rgba(59, 130, 246, 0.3);
}

.lang-divider {
    display: none;
}

@media (max-width: 768px) {
    .lang-switcher {
        margin: 20px auto 0;
        justify-content: center;
        width: fit-content;
        padding: 4px;
    }
}