/* ===== CSS VARIABLES ===== */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-glow: rgba(37, 99, 235, 0.3);
    --accent: #f59e0b;
    --accent-dark: #d97706;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;

    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --bg-card: #ffffff;

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-white: #ffffff;

    --border: #e2e8f0;
    --border-light: #f1f5f9;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.15);

    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

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

img {
    max-width: 100%;
    height: auto;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

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

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

.btn-ghost {
    background: rgba(255,255,255,0.1);
    color: white;
    border-color: rgba(255,255,255,0.3);
}

.btn-ghost:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.5);
}

.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-block { width: 100%; }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow);
    padding: 10px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
}

.navbar.scrolled .logo { color: var(--text-primary); }

.logo-icon {
    flex-shrink: 0;
}

.logo-accent {
    color: #60a5fa;
}

.navbar.scrolled .logo-accent { color: var(--primary); }

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

.nav-links a {
    color: rgba(255,255,255,0.8);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.navbar.scrolled .nav-links a { color: var(--text-secondary); }

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

.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: white; }
.navbar.scrolled .nav-links a:hover { color: var(--primary); }

.nav-actions {
    display: flex;
    gap: 12px;
}

.nav-actions {
    gap: 16px;
}

#navGuest {
    display: flex;
    gap: 24px;
}

.nav-actions .btn-outline {
    color: white;
    border-color: rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.08);
    padding: 8px 18px;
    font-size: 0.85rem;
    border-radius: 50px;
    backdrop-filter: blur(4px);
}

.nav-actions .btn-outline:hover {
    background: rgba(255,255,255,0.18);
    border-color: rgba(255,255,255,0.5);
    transform: none;
    color: white;
}

.navbar.scrolled .nav-actions .btn-outline {
    color: var(--text-secondary);
    border-color: var(--border);
    background: transparent;
}

.navbar.scrolled .nav-actions .btn-outline:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

.nav-actions .btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-color: transparent;
    padding: 8px 20px;
    font-size: 0.85rem;
    border-radius: 50px;
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
}

.nav-actions .btn-primary:hover {
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.5);
    transform: translateY(-1px);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.navbar.scrolled .mobile-toggle { color: var(--text-primary); }

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
    overflow: hidden;
    padding-top: 80px;
    padding-bottom: 100px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid-lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-particles {
    position: absolute;
    inset: 0;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 40px 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #60a5fa;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 3.2rem;
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(135deg, #60a5fa, #a78bfa, #f472b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.7);
    max-width: 540px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

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

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: white;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.85);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 6px;
    font-weight: 500;
}

/* Hero Card / Terminal */
.hero-card {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-lg);
    overflow: hidden;
    backdrop-filter: blur(20px);
    box-shadow: 0 0 60px rgba(59, 130, 246, 0.1);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(0,0,0,0.3);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.card-dots {
    display: flex;
    gap: 6px;
}

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

.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #10b981; }

.card-title {
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    font-family: 'Courier New', monospace;
}

.card-body {
    padding: 24px;
}

.terminal-line {
    font-family: 'Courier New', monospace;
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    padding: 6px 0;
    opacity: 0;
    animation: typeIn 0.5s forwards;
}

.terminal-line:nth-child(1) { animation-delay: 0.5s; }
.terminal-line:nth-child(2) { animation-delay: 1.2s; }
.terminal-line:nth-child(3) { animation-delay: 1.9s; }
.terminal-line:nth-child(4) { animation-delay: 2.6s; }
.terminal-line:nth-child(5) { animation-delay: 3.3s; }
.terminal-line:nth-child(6) { animation-delay: 4s; }

@keyframes typeIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.terminal-line.success { color: #10b981; font-weight: 600; }
.t-green { color: #10b981; }
.t-blue { color: #60a5fa; }
.t-yellow { color: #fbbf24; }

.progress-bar-terminal {
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    margin-top: 16px;
    overflow: hidden;
    opacity: 0;
    animation: typeIn 0.5s forwards 4.5s;
}

.progress-fill-terminal {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #10b981);
    border-radius: 2px;
    animation: fillBar 2s ease-out forwards 5s;
    width: 0;
}

@keyframes fillBar {
    to { width: 100%; }
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    z-index: 3;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: 120px;
}

/* ===== TRUSTED BY ===== */
.trusted-by {
    padding: 40px 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
}

.trusted-label {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 24px;
}

.logo-scroll {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.logo-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 600;
    opacity: 0.5;
    transition: var(--transition);
}

.logo-item:hover { opacity: 1; color: var(--primary); }

.logo-item i { font-size: 1.3rem; }

/* ===== SECTION COMMON ===== */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* ===== FEATURES ===== */
.features {
    padding: 100px 0;
    background: var(--bg-secondary);
}

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

.feature-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 36px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.feature-card.featured {
    grid-row: span 2;
    background: linear-gradient(135deg, #0f172a, #1e3a5f);
    color: white;
    border-color: transparent;
}

.feature-card.featured h3 { color: white; }
.feature-card.featured p { color: rgba(255,255,255,0.7); }

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 20px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

.feature-card.featured .feature-icon {
    background: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

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

.feature-stat {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.big-number {
    display: block;
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.feature-stat span:last-child {
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: 100px 0;
    background: var(--bg-primary);
}

.steps-container {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: auto 1fr 1fr;
    gap: 32px;
    align-items: start;
    padding: 40px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    position: relative;
    transition: var(--transition);
}

.step:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.step-number {
    font-size: 3rem;
    font-weight: 900;
    color: rgba(37, 99, 235, 0.1);
    line-height: 1;
}

.step-icon {
    display: none;
}

.step-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
}

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

.step-connector {
    text-align: center;
    padding: 16px;
    color: var(--primary);
    font-size: 1.2rem;
    opacity: 0.4;
}

/* Step Visuals / Mockups */
.upload-mockup, .processing-mockup, .result-mockup {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 20px;
    border: 1px solid var(--border);
    font-size: 0.85rem;
}

.upload-mockup {
    text-align: center;
    color: var(--text-secondary);
}

.upload-mockup i { font-size: 2rem; color: var(--primary); display: block; margin-bottom: 8px; }

.upload-progress {
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    margin-top: 12px;
    overflow: hidden;
}

.upload-fill {
    height: 100%;
    width: 75%;
    background: var(--primary);
    border-radius: 2px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.proc-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-light);
}

.proc-label { color: var(--text-secondary); }
.proc-status.done { color: var(--success); }
.proc-status.loading { color: var(--primary); animation: spin 1s linear infinite; }
.proc-status.pending { color: var(--text-muted); }

@keyframes spin {
    to { transform: rotate(360deg); }
}

.result-mockup { font-size: 0.8rem; }

.result-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    padding: 8px 0;
    border-bottom: 2px solid var(--primary);
    font-weight: 700;
    color: var(--text-primary);
}

.result-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    padding: 6px 0;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

.result-total {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    font-weight: 700;
    color: var(--primary);
    font-size: 0.95rem;
}

/* ===== UPLOAD SECTION ===== */
.upload-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.upload-area-wrapper {
    max-width: 700px;
    margin: 0 auto 40px;
}

.upload-area {
    border: 3px dashed var(--border);
    border-radius: var(--radius-xl);
    padding: 60px 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-card);
}

.upload-area:hover, .upload-area.dragover {
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.02);
    box-shadow: var(--shadow-glow);
}

.upload-icon {
    font-size: 3.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.upload-content h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.upload-content p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.upload-formats {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.upload-formats span {
    background: var(--bg-secondary);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.upload-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.info-item i {
    color: var(--success);
    width: 20px;
}

/* Upload Progress */
.upload-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.progress-bar {
    height: 8px;
    background: var(--border);
    border-radius: 4px;
    overflow: hidden;
    max-width: 400px;
    margin: 16px auto;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--success));
    border-radius: 4px;
    transition: width 0.3s;
    width: 0%;
}

.progress-percent {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.2rem;
}

/* ===== RESULTS ===== */
.results-area {
    max-width: 1100px;
    margin: 0 auto;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px;
    background: linear-gradient(135deg, #0f172a, #1e3a5f);
    color: white;
}

.results-title h3 {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.results-title h3 i { color: var(--success); }

.results-title p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    margin-top: 4px;
}

.results-actions {
    display: flex;
    gap: 12px;
}

.results-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-bottom: 1px solid var(--border);
}

.rstat {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 24px;
    border-right: 1px solid var(--border);
}

.rstat:last-child { border-right: none; }

.rstat i {
    font-size: 1.5rem;
    color: var(--primary);
    opacity: 0.7;
}

.rstat strong {
    display: block;
    font-size: 1.3rem;
    color: var(--text-primary);
}

.rstat span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.results-filter {
    display: flex;
    gap: 12px;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
}

.search-input, .filter-select {
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
}

.search-input {
    flex: 1;
}

.search-input:focus, .filter-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.results-table-wrapper {
    overflow-x: auto;
}

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

.results-table th {
    text-align: left;
    padding: 14px 16px;
    background: var(--bg-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.results-table td {
    padding: 12px 16px;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

.results-table tbody tr:hover {
    background: rgba(37, 99, 235, 0.02);
}

.results-table .category-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.cat-cable { background: rgba(59, 130, 246, 0.1); color: #3b82f6; }
.cat-fuse { background: rgba(245, 158, 11, 0.1); color: #f59e0b; }
.cat-equipment { background: rgba(16, 185, 129, 0.1); color: #10b981; }
.cat-other { background: rgba(148, 163, 184, 0.1); color: #94a3b8; }

.results-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px;
    border-top: 1px solid var(--border);
}

.results-pagination .btn {
    padding: 8px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.results-pagination .btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* ===== PRICING ===== */
.pricing {
    padding: 100px 0;
    background: var(--bg-primary);
}

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

.pricing-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border);
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.popular {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-8px);
}

.popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 6px 20px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

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

.pricing-header h3 {
    font-size: 1.1rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.amount {
    font-size: 3rem;
    font-weight: 900;
    color: var(--text-primary);
}

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

.pricing-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.pricing-features li i {
    width: 20px;
    text-align: center;
}

.pricing-features li .fa-check { color: var(--success); }
.pricing-features li .fa-times { color: var(--text-muted); }
.pricing-features li.disabled { opacity: 0.4; }

/* ===== PARTNERSHIP ===== */
.partnership {
    padding: 100px 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
    color: white;
}

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

.partnership-content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin: 16px 0;
    color: white;
}

.partnership-content > p {
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 32px;
}

.partnership-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pb-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 20px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    transition: var(--transition);
}

.pb-item:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(59, 130, 246, 0.4);
}

.pb-item i {
    font-size: 1.2rem;
    color: var(--accent);
    width: 24px;
    text-align: center;
}

.pb-item span {
    color: rgba(255,255,255,0.85);
    font-size: 0.95rem;
    font-weight: 500;
}

.partnership-form {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg);
    padding: 36px;
    backdrop-filter: blur(10px);
}

.partnership-form h3 {
    font-size: 1.2rem;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
}

.partnership-form h3 i {
    color: var(--accent);
}

.partnership-form .form-group {
    margin-bottom: 14px;
}

.partnership-form input,
.partnership-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: inherit;
    background: rgba(255,255,255,0.1);
    color: white;
    outline: none;
    transition: var(--transition);
}

.partnership-form input::placeholder,
.partnership-form textarea::placeholder {
    color: rgba(255,255,255,0.4);
}

.partnership-form input:focus,
.partnership-form textarea:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

@media (max-width: 768px) {
    .partnership-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .partnership-content h2 {
        font-size: 1.7rem;
    }
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: 100px 0;
    background: var(--bg-secondary);
}

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

.testimonial-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.stars {
    color: var(--accent);
    margin-bottom: 16px;
}

.stars i { font-size: 0.9rem; }

.testimonial-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

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

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), #a78bfa);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.testimonial-author strong {
    display: block;
    font-size: 0.95rem;
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===== CONTACT ===== */
.contact {
    padding: 100px 0;
    background: var(--bg-primary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-item i {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.contact-item strong { display: block; font-size: 0.9rem; }
.contact-item span { color: var(--text-secondary); font-size: 0.9rem; }

.contact-form {
    background: var(--bg-card);
    padding: 36px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
    background: var(--bg-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-dark);
    padding: 60px 0 0;
    color: rgba(255,255,255,0.7);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand p {
    margin-top: 16px;
    font-size: 0.9rem;
    line-height: 1.6;
    max-width: 300px;
}

.footer-brand .logo {
    color: white;
    font-size: 1.3rem;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: white;
}

.footer-links h4 {
    color: white;
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    color: rgba(255,255,255,0.5);
    padding: 6px 0;
    font-size: 0.9rem;
}

.footer-links a:hover { color: white; }

.footer-bottom {
    text-align: center;
    padding: 24px 0;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.4);
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: none;
    justify-content: center;
    align-items: center;
    padding: 24px;
}

.modal-overlay.active { display: flex; }

.modal {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    max-width: 480px;
    width: 100%;
    padding: 40px;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover { color: var(--danger); }

.modal-header {
    text-align: center;
    margin-bottom: 28px;
}

.modal-header i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 12px;
}

.modal-header h2 {
    font-size: 1.4rem;
    margin-bottom: 4px;
}

.modal-header p {
    color: var(--text-muted);
}

.modal-form .form-group { margin-bottom: 14px; }

.modal-note {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 16px;
}

.modal-note i {
    color: var(--success);
    margin-right: 4px;
}

/* ===== PAYWALL NOTIFICATION ===== */
.paywall-notification {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1500;
    padding: 16px 24px;
    background: linear-gradient(135deg, #0f172a, #1e3a5f);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    animation: slideDown 0.5s ease;
}

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.paywall-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 20px;
}

.paywall-content > i {
    font-size: 2rem;
    color: var(--accent);
}

.paywall-content h3 {
    color: white;
    font-size: 1rem;
    margin-bottom: 2px;
}

.paywall-content p {
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
}

.paywall-content .btn {
    margin-left: auto;
    white-space: nowrap;
}

.paywall-close {
    background: none;
    border: none;
    color: rgba(255,255,255,0.5);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
    transition: color 0.2s;
}

.paywall-close:hover {
    color: white;
}

@media (max-width: 768px) {
    .paywall-content {
        flex-wrap: wrap;
        gap: 12px;
    }
    .paywall-content .btn {
        width: 100%;
        margin-left: 0;
    }
}

/* ===== AUTH UI ===== */
.nav-user-avatar {
    position: relative;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-user-avatar i {
    color: rgba(255,255,255,0.8);
    font-size: 0.85rem;
}

.nav-user-avatar:hover {
    border-color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.18);
}

.nav-user-tooltip {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    color: white;
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    pointer-events: none;
    z-index: 100;
}

.nav-user-tooltip::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-bottom-color: var(--text-primary);
}

.nav-user-avatar:hover .nav-user-tooltip {
    opacity: 1;
    visibility: visible;
}

.navbar.scrolled .nav-user-avatar {
    border-color: var(--border);
    background: var(--bg-light);
}

.navbar.scrolled .nav-user-avatar i {
    color: var(--text-secondary);
}

.navbar.scrolled .nav-user-avatar:hover {
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

.navbar.scrolled .nav-user-avatar:hover i {
    color: var(--primary);
}

#navUser {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-sub-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-light)) !important;
    border: none !important;
    color: white !important;
    padding: 7px 18px !important;
    font-size: 0.82rem !important;
    border-radius: 50px !important;
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
}

.nav-sub-btn:hover {
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.5);
    transform: translateY(-1px);
}

.nav-sub-btn i {
    margin-right: 4px;
    font-size: 0.72rem;
}

.nav-logout-btn {
    color: rgba(255,255,255,0.45) !important;
    background: none !important;
    border: none !important;
    padding: 8px 12px !important;
    font-size: 0.78rem !important;
    border-radius: 50px !important;
    transition: all 0.3s ease;
    margin-left: 0 !important;
}

.nav-logout-btn:hover {
    color: rgba(255,255,255,0.9) !important;
    background: rgba(255,255,255,0.08) !important;
    transform: none;
}

.nav-logout-btn i {
    margin-right: 3px;
    font-size: 0.72rem;
}

.navbar.scrolled .nav-logout-btn {
    color: var(--text-muted) !important;
}

.navbar.scrolled .nav-logout-btn:hover {
    color: var(--danger) !important;
    background: rgba(239, 68, 68, 0.05) !important;
}

.modal-switch {
    text-align: center;
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.modal-switch a {
    color: var(--primary);
    font-weight: 600;
}

.modal-switch a:hover {
    text-decoration: underline;
}

.form-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    margin-bottom: 14px;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.form-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    margin-bottom: 14px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 { font-size: 2.5rem; }
    .hero-subtitle { margin: 0 auto 32px; }
    .hero-buttons { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { display: none; }

    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .feature-card.featured { grid-row: auto; }

    .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    .pricing-card.popular { transform: none; }
    .pricing-card.popular:hover { transform: translateY(-8px); }

    .testimonials-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }

    .contact-grid { grid-template-columns: 1fr; }

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

@media (max-width: 768px) {
    .nav-links, .nav-actions { display: none; }
    .mobile-toggle { display: block; }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        gap: 0;
    }

    .nav-links.active a {
        color: var(--text-primary);
        padding: 12px 0;
        border-bottom: 1px solid var(--border-light);
    }

    .hero { padding-top: 100px; min-height: auto; padding-bottom: 80px; }
    .hero h1 { font-size: 2rem; }
    .hero-stats { flex-wrap: wrap; gap: 24px; }

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

    .step {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .step-number { font-size: 2rem; }

    .results-stats { grid-template-columns: repeat(2, 1fr); }
    .rstat { border-bottom: 1px solid var(--border); }

    .results-header {
        flex-direction: column;
        gap: 16px;
    }

    .results-filter { flex-direction: column; }

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

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

    .logo-scroll { gap: 24px; }

    .section-header h2 { font-size: 1.7rem; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.7rem; }
    .hero-buttons { flex-direction: column; }
    .hero-stats { gap: 16px; }
    .stat-number { font-size: 1.5rem; }

    .upload-area { padding: 40px 20px; }
    .upload-formats { flex-wrap: wrap; justify-content: center; }
}