/* ============================================
   AromaMap Thailand - Commercial-Grade Design System
   Enterprise-Level Professional Aesthetics
   Version: 2.0 - Production Ready
   ============================================ */

:root {
    /* ===== Premium Color System (Royal Orange & Dark Blue) ===== */
    /* Background Layers - Deep Royal Blues */
    --bg-primary: #020617;
    /* Very dark blue (slate-950) */
    --bg-secondary: #0F172A;
    /* Slate-900 */
    --bg-tertiary: #1E293B;
    /* Slate-800 */
    --bg-elevated: #334155;
    /* Slate-700 */
    --bg-glass: rgba(15, 23, 42, 0.75);
    --bg-overlay: rgba(2, 6, 23, 0.85);

    /* Premium Emerald Green Palette (Relaxing & Natural) */
    --accent-primary: #10B981;
    /* Emerald-500 */
    --accent-secondary: #059669;
    /* Emerald-600 */
    --accent-tertiary: #34D399;
    /* Emerald-400 */
    --accent-light: #6EE7B7;
    /* Emerald-300 */
    --accent-hover: #047857;
    /* Emerald-700 */

    /* Relaxing Light Accents (Complementary) */
    --gold-primary: #FBBF24;
    /* Amber-400 (Softer Gold) */
    --gold-secondary: #FDE68A;
    /* Amber-200 */
    --gold-dark: #D97706;
    /* Amber-600 */

    /* Semantic Colors */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;

    /* Professional Text Hierarchy */
    --text-primary: #F8FAFC;
    /* Slate-50 */
    --text-secondary: #CBD5E1;
    /* Slate-300 */
    --text-tertiary: #94A3B8;
    /* Slate-400 */
    --text-muted: #64748B;
    /* Slate-500 */
    --text-disabled: #475569;
    /* Slate-600 */

    /* Premium Borders & Dividers */
    --border-subtle: rgba(255, 255, 255, 0.05);
    --border-medium: rgba(255, 255, 255, 0.10);
    --border-strong: rgba(255, 255, 255, 0.15);
    --border-accent: rgba(16, 185, 129, 0.35);
    /* Emerald transparent */
    --border-gold: rgba(251, 191, 36, 0.35);

    /* Enterprise Shadow System */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.65);
    --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.7);
    --shadow-2xl: 0 24px 48px rgba(0, 0, 0, 0.75);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.4);

    /* Premium Glows */
    --glow-emerald: 0 0 32px rgba(16, 185, 129, 0.4);
    /* Emerald Glow */
    --glow-emerald-strong: 0 0 48px rgba(16, 185, 129, 0.6);
    /* Emerald Strong */
    --glow-gold: 0 0 32px rgba(251, 191, 36, 0.35);
    --glow-white: 0 0 24px rgba(255, 255, 255, 0.15);

    /* Professional Typography Scale */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-display: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.875rem;
    /* 14px */
    --font-size-base: 1rem;
    /* 16px */
    --font-size-lg: 1.125rem;
    /* 18px */
    --font-size-xl: 1.25rem;
    /* 20px */
    --font-size-2xl: 1.5rem;
    /* 24px */
    --font-size-3xl: 1.875rem;
    /* 30px */
    --font-size-4xl: 2.25rem;
    /* 36px */
    --font-size-5xl: 3rem;
    /* 48px */
    --font-size-6xl: 3.75rem;
    /* 60px */

    /* Enterprise Spacing System (8px grid) */
    --space-0: 0;
    --space-1: 0.25rem;
    /* 4px */
    --space-2: 0.5rem;
    /* 8px */
    --space-3: 0.75rem;
    /* 12px */
    --space-4: 1rem;
    /* 16px */
    --space-5: 1.25rem;
    /* 20px */
    --space-6: 1.5rem;
    /* 24px */
    --space-8: 2rem;
    /* 32px */
    --space-10: 2.5rem;
    /* 40px */
    --space-12: 3rem;
    /* 48px */
    --space-16: 4rem;
    /* 64px */
    --space-20: 5rem;
    /* 80px */
    --space-24: 6rem;
    /* 96px */

    /* Professional Border Radius */
    --radius-none: 0;
    --radius-sm: 0.375rem;
    /* 6px */
    --radius-md: 0.5rem;
    /* 8px */
    --radius-lg: 0.75rem;
    /* 12px */
    --radius-xl: 1rem;
    /* 16px */
    --radius-2xl: 1.5rem;
    /* 24px */
    --radius-3xl: 2rem;
    /* 32px */
    --radius-full: 9999px;

    /* Premium Transitions */
    --transition-faster: 100ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slower: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Custom Easing Functions */
    --ease-spring: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.6, 1);

    /* Z-Index System */
    --z-base: 0;
    --z-dropdown: 1000;
    --z-sticky: 1100;
    --z-fixed: 1200;
    --z-modal-backdrop: 1300;
    --z-modal: 1400;
    --z-popover: 1500;
    --z-tooltip: 1600;

    /* Scrollbar */
    --scrollbar-thumb: var(--bg-elevated);
}

/* ============================================
   Light Theme Override
   ============================================ */
[data-theme="light"] {
    /* Background Layers - Crisp Whites & Soft Grays */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    /* Gray 50 */
    --bg-tertiary: #F3F4F6;
    /* Gray 100 */
    --bg-elevated: #FFFFFF;
    --bg-glass: rgba(255, 255, 255, 0.75);
    --bg-overlay: rgba(255, 255, 255, 0.85);

    /* Text */
    --text-primary: #111827;
    /* Gray 900 */
    --text-secondary: #374151;
    /* Gray 700 */
    --text-tertiary: #6B7280;
    /* Gray 500 */
    --text-muted: #9CA3AF;
    /* Gray 400 */
    --text-disabled: #D1D5DB;
    /* Gray 300 */

    /* Borders */
    --border-subtle: rgba(0, 0, 0, 0.05);
    --border-medium: rgba(0, 0, 0, 0.10);
    --border-strong: rgba(0, 0, 0, 0.15);

    /* Shadows (Softer for light mode) */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Glows - darker for visibility */
    --glow-emerald: 0 0 20px rgba(16, 185, 129, 0.3);
    --glow-gold: 0 0 20px rgba(251, 191, 36, 0.3);
    --glow-white: 0 0 20px rgba(0, 0, 0, 0.05);

    /* Scrollbar */
    --scrollbar-thumb: var(--text-disabled);
}

/* Smooth Theme Transitions */
body,
.card-glass,
nav,
footer,
.hero-container {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* ============================================
   Base Styles - Commercial Foundation
   ============================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: var(--font-size-base);
    min-height: 100vh;
    overflow-x: hidden;
}

::selection {
    background-color: var(--accent-primary);
    color: white;
}

/* ============================================
   Enterprise Glass Morphism
   ============================================ */

.glass-card {
    background: var(--bg-glass);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
    backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl), var(--glow-white);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-slow);
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
    pointer-events: none;
}

.glass-card:hover {
    border-color: var(--border-medium);
    box-shadow: var(--shadow-2xl), var(--glow-emerald);
    transform: translateY(-2px);
}

.glass-nav {
    background: rgba(0, 0, 0, 0.90);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.glass-panel {
    background: linear-gradient(135deg, rgba(20, 20, 20, 0.95), rgba(10, 10, 10, 0.98));
    -webkit-backdrop-filter: blur(30px);
    backdrop-filter: blur(30px);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   Premium Button System
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-weight: 600;
    font-size: var(--font-size-base);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    -webkit-user-select: none;
    user-select: none;
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: white;
    box-shadow: var(--shadow-md), 0 0 0 0 rgba(16, 185, 129, 0);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    ;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left 0.6s var(--ease-smooth);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--glow-emerald);
    background: linear-gradient(135deg, var(--accent-tertiary) 0%, var(--accent-primary) 100%);
}

.btn-primary:hover::before {
    left: 100%;
}

.text-gradient-gold {
    background: linear-gradient(135deg, var(--gold-secondary), var(--gold-primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: var(--gold-primary);
}

.text-gradient-primary {
    background: linear-gradient(135deg, var(--accent-tertiary), var(--accent-primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: var(--accent-primary);
}

.hero-container {
    background-color: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    filter: blur(80px);
    z-index: 0;
}

.card-glass {
    background: rgba(30, 30, 30, 0.6);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.card-glass:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
    transition-duration: 100ms;
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-tertiary);
    border-color: var(--border-accent);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-secondary) 50%, var(--gold-primary) 100%);
    color: #000;
    font-weight: 700;
    box-shadow: var(--shadow-md), var(--glow-gold);
}

.btn-gold:hover:not(:disabled) {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-lg), var(--glow-gold);
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid transparent;
}

.btn-ghost:hover:not(:disabled) {
    background: var(--bg-tertiary);
    border-color: var(--border-subtle);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--space-5) var(--space-8);
    font-size: var(--font-size-lg);
}

/* ============================================
   Professional Form System
   ============================================ */

.input-field,
.textarea-field,
.select-field {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-6);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    transition: all var(--transition-base);
    width: 100%;
    box-shadow: var(--shadow-inner);
}

.input-field:hover,
.textarea-field:hover,
.select-field:hover {
    border-color: var(--border-medium);
}

.input-field:focus,
.textarea-field:focus,
.select-field:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.12), var(--shadow-inner);
    background: var(--bg-elevated);
}

.input-field::placeholder,
.textarea-field::placeholder {
    color: var(--text-muted);
}

.input-field:disabled,
.textarea-field:disabled,
.select-field:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: var(--bg-tertiary);
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.input-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    display: block;
}

.input-error {
    font-size: var(--font-size-sm);
    color: var(--color-error);
    margin-top: var(--space-1);
}

.input-field.error {
    border-color: var(--color-error);
}

.input-field.error:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.12);
}

/* ============================================
   Commercial Card System
   ============================================ */

.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
    position: relative;
}

.card:hover {
    border-color: var(--border-medium);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.card-elevated {
    background: var(--bg-elevated);
    box-shadow: var(--shadow-md);
}

.card-interactive {
    cursor: pointer;
}

.card-interactive:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-xl), var(--glow-emerald);
}

.card-header {
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: var(--space-4);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-top: var(--space-1);
}

/* ============================================
   Professional Navigation
   ============================================ */

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-link.active {
    color: var(--accent-primary);
    background: rgba(16, 185, 129, 0.1);
    font-weight: 600;
}

/* ============================================
   Premium Badges & Tags
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1;
}

.badge-primary {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-tertiary);
    border: 1px solid rgba(16, 185, 129, 0.35);
}

.badge-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

.badge-gold {
    background: rgba(212, 175, 55, 0.15);
    color: var(--gold-secondary);
    border: 1px solid var(--border-gold);
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.35);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.35);
}

.badge-error {
    background: rgba(239, 68, 68, 0.15);
    color: var(--color-error);
    border: 1px solid rgba(239, 68, 68, 0.35);
}

/* ============================================
   Skeleton Loaders (Premium UX)
   ============================================ */

.skeleton {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* ============================================
   Professional Animations
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }

    to {
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }

    100% {
        background-position: 1000px 0;
    }
}

.animate-fade-in {
    animation: fadeIn var(--transition-slow) var(--ease-smooth);
}

.animate-slide-in {
    animation: slideIn var(--transition-slow) var(--ease-smooth);
}

.animate-scale-in {
    animation: scaleIn var(--transition-slow) var(--ease-spring);
}

/* ============================================
   Professional Utilities
   ============================================ */

.text-gradient {
    background: linear-gradient(135deg, var(--accent-tertiary), var(--accent-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.text-gold-gradient {
    background: linear-gradient(135deg, var(--gold-secondary), var(--gold-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.glow-emerald {
    box-shadow: var(--glow-emerald);
}

.glow-gold {
    box-shadow: var(--glow-gold);
}

.divider {
    height: 1px;
    background: var(--border-subtle);
    margin: var(--space-6) 0;
}

.divider-vertical {
    width: 1px;
    background: var(--border-subtle);
    margin: 0 var(--space-4);
}

/* ============================================
   Scrollbar Styling (Premium Touch)
   ============================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary); /* Slightly lighter/more visible on hover */
}

.no-scrollbar::-webkit-scrollbar {
    display: none;
}

.no-scrollbar {
    -ms-overflow-style: none; /* IE and Edge */
    scrollbar-width: none; /* Firefox */
}

/* ============================================
   Responsive Design - Mobile First
   ============================================ */

@media (max-width: 640px) {
    :root {
        --font-size-3xl: 1.5rem;
        --font-size-4xl: 1.875rem;
        --font-size-5xl: 2.25rem;
    }

    .glass-card {
        border-radius: var(--radius-xl);
    }

    .btn {
        padding: var(--space-3) var(--space-5);
    }
}

@media (max-width: 768px) {
    :root {
        --space-section: var(--space-16);
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: 1024px;
    }
}

@media (min-width: 1280px) {
    .container {
        max-width: 1280px;
    }
}

@media (min-width: 1536px) {
    .container {
        max-width: 1536px;
    }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {

    .glass-card,
    .card {
        border: 1px solid #000;
        box-shadow: none;
        background: #fff;
        color: #000;
    }

    .btn {
        display: none;
    }
}