/* Dark Mode Support & Theme Toggle */

/* Light Mode (Default) - Already defined in main CSS */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --border-color: #dee2e6;
}

/* iOS Dark Mode Colors - True Black & Subtle Grays */
[data-theme="dark"] {
    --color-primary: #0a84ff;
    --color-primary-light: #409cff;
    --color-primary-dark: #0066cc;
    --color-accent: #0a84ff;
    --color-accent-light: #409cff;
    
    --bg-primary: #000000;
    --bg-secondary: #1c1c1e;
    --bg-tertiary: #2c2c2e;
    --text-primary: #ffffff;
    --text-secondary: #98989d;
    --border-color: #38383a;
    
    --color-white: #000000;
    --color-gray-50: #1c1c1e;
    --color-gray-100: #2c2c2e;
    --color-gray-200: #38383a;
    --color-gray-300: #48484a;
    --color-gray-400: #636366;
    --color-gray-500: #8e8e93;
    --color-gray-600: #aeaeb2;
    --color-gray-700: #c7c7cc;
    --color-gray-800: #e5e5ea;
    --color-gray-900: #ffffff;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.8);
    --shadow-md: 0 2px 8px 0 rgba(0, 0, 0, 0.9), 0 1px 3px 0 rgba(0, 0, 0, 0.8);
    --shadow-lg: 0 8px 16px 0 rgba(0, 0, 0, 0.95), 0 2px 6px 0 rgba(0, 0, 0, 0.9);
    --shadow-xl: 0 16px 32px 0 rgba(0, 0, 0, 0.98), 0 4px 12px 0 rgba(0, 0, 0, 0.95);
    --shadow-2xl: 0 24px 48px 0 rgba(0, 0, 0, 1), 0 8px 16px 0 rgba(0, 0, 0, 0.98);
    --shadow-glow: 0 0 24px rgba(10, 132, 255, 0.4);
    --shadow-glow-hover: 0 0 32px rgba(10, 132, 255, 0.6);
}

/* Modern Theme Toggle Switch */
.theme-toggle {
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
    border: none;
    border-radius: 50px;
    width: 64px;
    height: 32px;
    display: flex;
    align-items: center;
    padding: 3px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.05);
}

.theme-toggle:hover {
    transform: scale(1.05);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.15), 0 4px 8px rgba(0, 0, 0, 0.1);
}

.theme-toggle:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.theme-toggle:active {
    transform: scale(0.98);
}

/* Dark mode styling for toggle */
[data-theme="dark"] .theme-toggle {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3), 0 2px 8px rgba(59, 130, 246, 0.3);
}

[data-theme="dark"] .theme-toggle:hover {
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(59, 130, 246, 0.5);
}

/* Toggle slider/knob */
.theme-toggle::before {
    content: '';
    position: absolute;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: linear-gradient(145deg, #ffffff, #f3f4f6);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2), 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    left: 3px;
}

[data-theme="dark"] .theme-toggle::before {
    transform: translateX(32px);
    background: linear-gradient(145deg, #1e293b, #0f172a);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Icon positioning and visibility */
.sun-icon,
.moon-icon {
    position: absolute;
    width: 16px;
    height: 16px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.sun-icon {
    left: 8px;
    opacity: 1;
    transform: rotate(0deg) scale(1);
    color: #f59e0b;
}

.moon-icon {
    right: 8px;
    opacity: 0;
    transform: rotate(180deg) scale(0.5);
    color: #fbbf24;
}

[data-theme="dark"] .sun-icon {
    opacity: 0;
    transform: rotate(-180deg) scale(0.5);
}

[data-theme="dark"] .moon-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* Professional Dark Mode Styles */
[data-theme="dark"] body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* Logo switching for dark mode */
.logo-dark,
.footer-logo.logo-dark {
    display: none;
}

[data-theme="dark"] .logo-light,
[data-theme="dark"] .footer-logo.logo-light {
    display: none;
}

[data-theme="dark"] .logo-dark,
[data-theme="dark"] .footer-logo.logo-dark {
    display: block;
}

/* Header - iOS Dark Mode Glass-morphism */
[data-theme="dark"] .header {
    background-color: rgba(28, 28, 30, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .header.scrolled {
    background-color: rgba(28, 28, 30, 0.92);
    border-bottom-color: rgba(255, 255, 255, 0.12);
}

[data-theme="dark"] .btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

[data-theme="dark"] .btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    box-shadow: var(--shadow-lg), var(--shadow-glow-hover);
}

[data-theme="dark"] .btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .btn-secondary:hover {
    background: var(--color-gray-200);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .hero {
    background: linear-gradient(135deg, #000000 0%, #1c1c1e 100%);
}

[data-theme="dark"] .hero::before {
    background: radial-gradient(circle at top right, rgba(59, 130, 246, 0.15) 0%, transparent 50%);
}

[data-theme="dark"] .hero-bg-image {
    opacity: 0.2;
}

[data-theme="dark"] .card,
[data-theme="dark"] .service-card,
[data-theme="dark"] .showcase-item {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .card:hover,
[data-theme="dark"] .showcase-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.2);
    transform: translateY(-4px);
}

[data-theme="dark"] .section {
    background-color: var(--bg-primary);
}

[data-theme="dark"] .section:nth-child(even) {
    background-color: var(--bg-secondary);
}

[data-theme="dark"] .service-showcase,
[data-theme="dark"] .trust-signals {
    background: var(--bg-secondary);
}

[data-theme="dark"] .service-card.featured {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(30, 64, 175, 0.05) 100%);
    border-color: var(--color-primary);
}

[data-theme="dark"] .section-title,
[data-theme="dark"] .hero-title,
[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3 {
    color: var(--text-primary);
}

[data-theme="dark"] .section-subtitle,
[data-theme="dark"] .hero-subtitle,
[data-theme="dark"] p {
    color: var(--text-secondary);
}

[data-theme="dark"] .booking-info,
[data-theme="dark"] .addon-card,
[data-theme="dark"] .process-step {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] input:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] select:focus {
    border-color: var(--color-primary);
    background-color: var(--bg-primary);
}
}

[data-theme="dark"] .nav-link {
    color: var(--text-primary);
}

[data-theme="dark"] .nav-link:hover {
    color: var(--color-accent);
}

[data-theme="dark"] .footer {
    background-color: var(--bg-secondary);
    border-top-color: var(--border-color);
}

[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .faq-question {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

[data-theme="dark"] .faq-answer {
    background-color: var(--bg-primary);
    color: var(--text-secondary);
}

[data-theme="dark"] .booking-iframe {
    border-color: var(--border-color);
}

/* Booking Section Styles */
.booking-section {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    padding: var(--space-12) 0;
}

.booking-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-top: var(--space-8);
}

.booking-info {
    background: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.booking-info h3 {
    font-size: var(--text-3xl);
    color: var(--color-primary);
    margin-bottom: var(--space-6);
}

.booking-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.booking-benefits li {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) 0;
    color: var(--text-primary);
}

.booking-benefits svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.booking-frame-wrapper {
    position: relative;
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    min-height: 600px;
}

.booking-iframe {
    width: 100%;
    height: 600px;
    border: none;
    display: block;
}

.booking-fallback {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    padding: var(--space-6);
    display: none;
}

/* Logo and theme toggle responsive sizing */
@media (max-width: 767px) {
    .theme-toggle {
        width: 36px;
        height: 36px;
    }
}

/* Booking Section Responsive */
@media (min-width: 1024px) {
    .booking-container {
        grid-template-columns: 1fr 2fr;
    }
}

@media (max-width: 767px) {
    .booking-frame-wrapper {
        min-height: 500px;
    }
    
    .booking-iframe {
        height: 500px;
    }
}

/* Login button styling */
.btn-nav.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-nav.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

[data-theme="dark"] .btn-nav.btn-secondary {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

[data-theme="dark"] .btn-nav.btn-secondary:hover {
    background: var(--color-accent);
    color: #ffffff;
}

/* Smooth theme transition */
* {
    transition: background-color var(--transition-base), 
                color var(--transition-base), 
                border-color var(--transition-base);
}

/* Preserve animation transitions */
*:is(.card, .btn, .nav-link):hover {
    transition: all var(--transition-base);
}