/* ==========================================================================
   Techdan - Custom CSS (Vanilla CSS Design System)
   Theme: Modern Light Mode by Default + Dark Mode Switcher Option
   ========================================================================== */

/* --- Light Mode Variables (Default) --- */
:root {
    --bg-main: #f8fafc;
    --bg-alt: #ffffff;
    --bg-header: rgba(255, 255, 255, 0.92);
    
    --surface-card: #ffffff;
    --surface-glass: rgba(255, 255, 255, 0.85);
    --surface-glass-hover: #ffffff;
    
    --border-color: #e2e8f0;
    --border-glow: rgba(2, 132, 199, 0.3);

    --primary-brand: #0284c7;        /* Sky/Ocean Blue */
    --primary-brand-hover: #0369a1;
    --primary-indigo: #4f46e5;
    --primary-glow: rgba(2, 132, 199, 0.25);

    --cyan-accent: #0284c7;
    --cyan-bg: #e0f2fe;
    --emerald-accent: #059669;
    --amber-accent: #d97706;
    --purple-accent: #7c3aed;

    --text-main: #0f172a;           /* Dark Slate 900 */
    --text-muted: #475569;          /* Slate 600 */
    --text-dim: #64748b;            /* Slate 500 */
    
    --card-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.05), 0 4px 12px -2px rgba(0, 0, 0, 0.03);
    --card-shadow-hover: 0 20px 40px -10px rgba(2, 132, 199, 0.12), 0 8px 16px -4px rgba(0, 0, 0, 0.04);

    --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --container-max: 1200px;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;

    --transition-fast: 0.2s ease;
    --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);

    --logo-filter: none;
}

/* --- Dark Mode Override ([data-theme="dark"]) --- */
[data-theme="dark"] {
    --bg-main: #090d16;
    --bg-alt: #0e1526;
    --bg-header: rgba(9, 13, 22, 0.88);
    
    --surface-card: rgba(15, 23, 42, 0.75);
    --surface-glass: rgba(15, 23, 42, 0.65);
    --surface-glass-hover: rgba(30, 41, 59, 0.85);
    
    --border-color: rgba(255, 255, 255, 0.1);
    --border-glow: rgba(99, 102, 241, 0.35);

    --primary-brand: #38bdf8;
    --primary-brand-hover: #0284c7;
    --primary-indigo: #6366f1;
    --primary-glow: rgba(56, 189, 248, 0.3);

    --cyan-accent: #38bdf8;
    --cyan-bg: rgba(56, 189, 248, 0.12);
    --emerald-accent: #34d399;
    --amber-accent: #fbbf24;
    --purple-accent: #a78bfa;

    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    
    --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --card-shadow-hover: 0 16px 40px 0 rgba(56, 189, 248, 0.15);

    --logo-filter: brightness(0) invert(1);
}

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

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

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul {
    list-style: none;
}

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

/* --- Typography & Gradient Helpers --- */
.gradient-text {
    background: linear-gradient(135deg, #0284c7 0%, #2563eb 50%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="dark"] .gradient-text {
    background: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #c084fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-center { text-align: center; }
.mt-auto { margin-top: auto; }

/* --- Container --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-padding {
    padding: 6rem 0;
}

@media (max-width: 768px) {
    .section-padding {
        padding: 3.5rem 0;
    }
}

/* --- Section Headers --- */
.section-header {
    margin-bottom: 3.5rem;
}

.section-subtitle {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--primary-brand);
    margin-bottom: 0.75rem;
    padding: 0.35rem 1rem;
    background: var(--cyan-bg);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-full);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--text-main);
    margin-bottom: 1rem;
}

@media (max-width: 768px) {
    .section-title {
        font-size: 1.75rem;
    }
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto;
}

/* --- Glassmorphism / Modern Card Panels --- */
.glass-panel {
    background: var(--surface-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth), background-color var(--transition-smooth);
}

.glass-panel:hover {
    border-color: var(--border-glow);
    box-shadow: var(--card-shadow-hover);
}

.glass-card {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

/* --- Buttons & UI Controls --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    outline: none;
    transition: all var(--transition-fast);
}

.btn-sm {
    padding: 0.5rem 1.1rem;
    font-size: 0.875rem;
}

.btn-primary {
    background: linear-gradient(135deg, #0284c7, #2563eb);
    color: #ffffff;
    box-shadow: 0 4px 14px 0 rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0369a1, #1d4ed8);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(2, 132, 199, 0.45);
}

.btn-secondary {
    background: var(--bg-alt);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-main);
    border-color: var(--primary-brand);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

/* --- Header / Navigation --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1.1rem 0;
    background: var(--bg-header);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: padding var(--transition-smooth), background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.site-header.scrolled {
    padding: 0.75rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

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

.site-logo {
    height: 46px;
    width: auto;
    max-width: 250px;
    object-fit: contain;
    mix-blend-mode: multiply;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-phone-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary-brand);
    background: var(--cyan-bg);
    border: 1px solid var(--border-glow);
    padding: 0.45rem 1rem;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.header-phone-btn:hover {
    background: var(--primary-brand);
    color: #ffffff;
    transform: translateY(-1px);
}

/* Theme Toggle Button */
.theme-toggle-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
    border-color: var(--primary-brand);
    color: var(--primary-brand);
    transform: scale(1.05);
}

.sun-icon { display: block; }
.moon-icon { display: none; }

[data-theme="dark"] .sun-icon { display: none; }
[data-theme="dark"] .moon-icon { display: block; }

.nav-list {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
}

.nav-link:hover {
    color: var(--primary-brand);
}

.btn-nav-contact {
    background: var(--cyan-bg);
    color: var(--primary-brand);
    padding: 0.55rem 1.25rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-glow);
    font-weight: 600;
}

.btn-nav-contact:hover {
    background: var(--primary-brand);
    color: #ffffff;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.mobile-toggle .bar {
    width: 24px;
    height: 2px;
    background-color: var(--text-main);
    transition: all var(--transition-fast);
}

@media (max-width: 992px) {
    .mobile-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-alt);
        border-bottom: 1px solid var(--border-color);
        padding: 2rem;
        transform: translateY(-150%);
        transition: transform var(--transition-smooth);
        z-index: 999;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

    .main-nav.active {
        transform: translateY(0);
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    padding-top: 9.5rem;
    padding-bottom: 5.5rem;
    overflow: hidden;
    background: radial-gradient(circle at 80% 20%, rgba(2, 132, 199, 0.06) 0%, transparent 50%),
                radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    opacity: 0.25;
}

.hero-glow-1 {
    width: 500px;
    height: 500px;
    background: var(--primary-brand);
    top: -100px;
    right: -100px;
}

.hero-glow-2 {
    width: 400px;
    height: 400px;
    background: var(--primary-indigo);
    bottom: -50px;
    left: -100px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3.5rem;
    align-items: center;
}

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--cyan-bg);
    border: 1px solid var(--border-glow);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-brand);
    margin-bottom: 1.5rem;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background-color: var(--emerald-accent);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--emerald-accent);
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.25rem;
    }
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.25rem;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3.5rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

@media (max-width: 640px) {
    .hero-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.25rem;
    }
    .stat-divider {
        display: none;
    }
}

.stat-number {
    display: block;
    font-family: var(--font-mono);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-main);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Glass Card */
.hero-card {
    padding: 2rem;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--emerald-accent);
}

.pulse-green {
    width: 8px;
    height: 8px;
    background-color: var(--emerald-accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(5, 150, 105, 0); }
    100% { box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}

.card-tag {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-dim);
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
}

.feature-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.feature-row:last-child {
    margin-bottom: 0;
}

.icon-box {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--cyan-bg);
    color: var(--primary-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-row h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.feature-row p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.card-footer {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
}

.contact-direct {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--primary-brand);
    font-weight: 600;
}

.contact-direct:hover {
    text-decoration: underline;
}

/* --- Services Grid --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

.service-card {
    padding: 2.25rem;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.icon-cyan { background: var(--cyan-bg); color: var(--primary-brand); }
.icon-indigo { background: rgba(79, 70, 229, 0.12); color: var(--primary-indigo); }
.icon-emerald { background: rgba(5, 150, 105, 0.12); color: var(--emerald-accent); }
.icon-amber { background: rgba(217, 119, 6, 0.12); color: var(--amber-accent); }
.icon-purple { background: rgba(124, 58, 237, 0.12); color: var(--purple-accent); }
.icon-glow { background: linear-gradient(135deg, var(--primary-brand), var(--primary-indigo)); color: #fff; }

.service-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 0.85rem;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.service-list {
    margin-bottom: 2rem;
}

.service-list li {
    font-size: 0.875rem;
    color: var(--text-main);
    margin-bottom: 0.6rem;
    position: relative;
    padding-left: 1.25rem;
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-brand);
    font-weight: 700;
}

.service-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-brand);
    margin-top: auto;
}

.service-link:hover {
    color: var(--primary-brand-hover);
    text-decoration: underline;
}

.highlight-card {
    background: linear-gradient(145deg, var(--cyan-bg), rgba(79, 70, 229, 0.06));
    border-color: var(--border-glow);
}

/* --- Interactive Calculator Section --- */
.calculator-wrapper {
    padding: 3.5rem 2.5rem;
}

@media (max-width: 768px) {
    .calculator-wrapper {
        padding: 2rem 1.25rem;
    }
}

.calculator-header h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.calculator-header p {
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.calculator-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: center;
}

@media (max-width: 992px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }
}

.calc-group {
    margin-bottom: 2rem;
}

.calc-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.calc-val-badge {
    background: var(--primary-brand);
    color: #fff;
    font-family: var(--font-mono);
    padding: 0.2rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
}

.calc-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: var(--border-color);
    outline: none;
    -webkit-appearance: none;
}

.calc-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary-brand);
    cursor: pointer;
    box-shadow: 0 0 12px var(--primary-glow);
    transition: transform var(--transition-fast);
}

.calc-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Custom Checkbox */
.calc-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-main);
    user-select: none;
}

.calc-checkbox-label input {
    display: none;
}

.custom-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-main);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.calc-checkbox-label input:checked + .custom-checkbox {
    background: var(--primary-brand);
    border-color: var(--primary-brand);
}

.calc-checkbox-label input:checked + .custom-checkbox::after {
    content: '✓';
    color: #ffffff;
    font-weight: 900;
    font-size: 0.8rem;
}

.calculator-result {
    text-align: center;
    padding: 2.5rem 2rem;
}

.result-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.result-price {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-brand);
    line-height: 1;
    margin-bottom: 1rem;
}

.currency {
    font-size: 1rem;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-weight: 500;
}

.result-note {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 2rem;
}

/* --- Why Us Section --- */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    padding: 2.25rem 1.75rem;
    border-radius: var(--radius-lg);
    position: relative;
    box-shadow: var(--card-shadow);
}

.benefit-number {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--border-color);
    margin-bottom: 0.5rem;
}

.benefit-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

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

/* --- FAQ Accordion --- */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.faq-item {
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: border-color var(--transition-fast);
}

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

.faq-question {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    gap: 1rem;
}

.faq-icon {
    transition: transform var(--transition-smooth);
    flex-shrink: 0;
    color: var(--primary-brand);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-smooth), padding var(--transition-smooth);
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 1.5rem 1.5rem 1.5rem;
}

.faq-answer p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* --- Contact Section & Form --- */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 2.5rem;
}

@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-info-panel {
    padding: 3rem;
    display: flex;
    flex-direction: column;
}

.contact-info-panel h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.contact-lead {
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    margin-bottom: 3rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--cyan-bg);
    color: var(--primary-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-value {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
}

.owner-badge {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Form Panel */
.contact-form-panel {
    padding: 3rem;
}

@media (max-width: 640px) {
    .contact-form-panel, .contact-info-panel {
        padding: 1.75rem;
    }
}

.form-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1.75rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-brand);
    background: var(--surface-card);
}

.form-group select option {
    background: var(--bg-alt);
    color: var(--text-main);
}

.form-privacy {
    margin-top: 0.5rem;
    margin-bottom: 1.75rem;
}

.text-sm {
    font-size: 0.8rem;
    color: var(--text-dim);
}

.form-alert {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    text-align: center;
}

.form-alert.success {
    background: rgba(5, 150, 105, 0.12);
    border: 1px solid rgba(5, 150, 105, 0.3);
    color: #047857;
}

.form-alert.error {
    background: rgba(225, 29, 72, 0.12);
    border: 1px solid rgba(225, 29, 72, 0.3);
    color: #be123c;
}

/* --- Footer --- */
.site-footer {
    background: #0f172a;
    color: #f8fafc;
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem 0;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3.5rem;
}

@media (max-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.footer-logo {
    height: 44px;
    width: auto;
    max-width: 240px;
    object-fit: contain;
    filter: invert(1);
    mix-blend-mode: screen;
}

.footer-desc {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-top: 1rem;
    max-width: 340px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1.25rem;
}

.footer-links ul li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    font-size: 0.875rem;
    color: #94a3b8;
}

.footer-links a:hover {
    color: #38bdf8;
}

.footer-contact p {
    font-size: 0.875rem;
    color: #94a3b8;
    margin-bottom: 0.6rem;
}

.footer-contact a {
    color: #38bdf8;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.8rem;
    color: #64748b;
}

@media (max-width: 640px) {
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

.footer-legal a {
    color: #64748b;
}

.footer-legal a:hover {
    color: #94a3b8;
}

/* --- Cookie Consent Banner --- */
.cookie-banner {
    position: fixed;
    bottom: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    max-width: 720px;
    margin: 0 auto;
    z-index: 9999;
    background: var(--bg-alt);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
    transform: translateY(200%);
    transition: transform var(--transition-smooth);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

@media (max-width: 640px) {
    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
    }
}

.cookie-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-main);
    margin-bottom: 0.35rem;
}

.cookie-title svg {
    color: var(--primary-brand);
}

.cookie-text p {
    font-size: 0.825rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.cookie-actions {
    display: flex;
    gap: 0.75rem;
    flex-shrink: 0;
}

@media (max-width: 640px) {
    .cookie-actions {
        width: 100%;
    }
    .cookie-actions .btn {
        flex: 1;
    }
}