/**
 * Horizon UI Theme - Premium White Purple Design System
 * Clean, minimal, futuristic with soft shadows and glass effects
 */

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
    /* Primary Colors */
    --color-white: #ffffff;
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #fafafc;
    --color-bg-purple-tint: #f5f3ff;
    
    /* Purple Gradient Scale */
    --color-purple-50: #faf5ff;
    --color-purple-100: #f3e8ff;
    --color-purple-200: #e9d5ff;
    --color-purple-300: #d8b4fe;
    --color-purple-400: #c084fc;
    --color-purple-500: #a855f7;
    --color-purple-600: #9333ea;
    --color-purple-700: #7c3aed;
    --color-purple-800: #6b21a8;
    --color-purple-900: #581c87;
    
    /* Indigo for gradient mixing */
    --color-indigo-500: #6366f1;
    --color-indigo-600: #4f46e5;
    --color-indigo-700: #4338ca;
    
    /* Text Colors */
    --color-text-primary: #111827;
    --color-text-secondary: #4b5563;
    --color-text-muted: #9ca3af;
    --color-text-light: #d1d5db;
    
    /* Border Colors */
    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-purple: 0 10px 40px -10px rgba(147, 51, 234, 0.3);
    --shadow-purple-lg: 0 20px 60px -15px rgba(147, 51, 234, 0.4);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

/* ============================================
   Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body.horizon-theme {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--color-bg-primary);
    color: var(--color-text-secondary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Custom Scrollbar (Light Theme)
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--color-purple-400), var(--color-purple-600));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--color-purple-500), var(--color-purple-700));
}

/* ============================================
   Animation Keyframes
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes floatSlow {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(147, 51, 234, 0.2);
    }
    50% {
        box-shadow: 0 0 40px rgba(147, 51, 234, 0.4);
    }
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes blob {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(20px, -30px) scale(1.1);
    }
    50% {
        transform: translate(-10px, 20px) scale(0.9);
    }
    75% {
        transform: translate(15px, 10px) scale(1.05);
    }
}

/* ============================================
   Animation Utility Classes
   ============================================ */
.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

.animate-fade-up {
    animation: fadeUp 0.8s ease forwards;
}

.animate-fade-down {
    animation: fadeDown 0.6s ease forwards;
}

.animate-slide-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slide-right {
    animation: slideInRight 0.6s ease forwards;
}

.animate-scale-in {
    animation: scaleIn 0.5s ease forwards;
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-slow {
    animation: floatSlow 8s ease-in-out infinite;
}

.animate-pulse-glow {
    animation: pulse-glow 3s ease-in-out infinite;
}

.animate-gradient {
    background-size: 200% 200%;
    animation: gradient-shift 4s ease infinite;
}

.animate-blob {
    animation: blob 10s ease-in-out infinite;
}

/* Animation Delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }
.delay-700 { animation-delay: 0.7s; }
.delay-800 { animation-delay: 0.8s; }

/* Initial state for animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Glassmorphism Effects
   ============================================ */
.glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.glass-light {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.glass-purple {
    background: rgba(147, 51, 234, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(147, 51, 234, 0.2);
}

.glass-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(229, 231, 235, 0.5);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   Card Styles
   ============================================ */
.horizon-card {
    background: var(--color-white);
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

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

.horizon-card-xl {
    background: var(--color-white);
    border-radius: 1.5rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

.horizon-card-xl:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

/* Stats Card with gradient top border */
.stats-card {
    position: relative;
    overflow: hidden;
    background: var(--color-white);
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
}

.stats-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-purple-500), var(--color-indigo-500), var(--color-purple-600));
}

/* ============================================
   Button Styles
   ============================================ */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--color-purple-500), var(--color-indigo-600));
    border: none;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-md), 0 4px 14px -3px rgba(147, 51, 234, 0.4);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-purple-600), var(--color-indigo-700));
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-lg), 0 8px 25px -5px rgba(147, 51, 234, 0.5);
}

.btn-primary:active {
    transform: translateY(0) scale(1);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    color: var(--color-purple-600);
    background: var(--color-white);
    border: 2px solid var(--color-purple-200);
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-secondary:hover {
    background: var(--color-purple-50);
    border-color: var(--color-purple-400);
    transform: translateY(-2px);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-ghost:hover {
    color: var(--color-purple-600);
    background: var(--color-purple-50);
}

/* ============================================
   Form Input Styles
   ============================================ */
.input-field {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    color: var(--color-text-primary);
    background: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: 0.75rem;
    transition: all var(--transition-fast);
}

.input-field:focus {
    outline: none;
    border-color: var(--color-purple-400);
    box-shadow: 0 0 0 4px rgba(147, 51, 234, 0.1);
}

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

/* ============================================
   Floating Background Shapes
   ============================================ */
.floating-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.5;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--color-purple-300), var(--color-purple-400));
    top: -100px;
    right: -100px;
    animation: blob 12s ease-in-out infinite;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--color-indigo-300), var(--color-purple-300));
    bottom: -50px;
    left: -100px;
    animation: blob 15s ease-in-out infinite reverse;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--color-purple-200), var(--color-indigo-200));
    top: 50%;
    left: 50%;
    animation: blob 10s ease-in-out infinite;
}

/* ============================================
   Gradient Text
   ============================================ */
.gradient-text {
    background: linear-gradient(135deg, var(--color-purple-600), var(--color-indigo-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-animated {
    background: linear-gradient(135deg, var(--color-purple-500), var(--color-indigo-500), var(--color-purple-600), var(--color-indigo-600));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 4s ease infinite;
}

/* ============================================
   Sidebar Styles (Dashboard)
   ============================================ */
.sidebar-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: var(--color-text-secondary);
    border-radius: 0.75rem;
    margin: 0.25rem 0;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.sidebar-link:hover {
    background: var(--color-purple-50);
    color: var(--color-purple-600);
}

.sidebar-link.active {
    background: linear-gradient(90deg, var(--color-purple-100), transparent);
    color: var(--color-purple-700);
    border-left-color: var(--color-purple-500);
    font-weight: 600;
}

.sidebar-link i {
    width: 20px;
    margin-right: 0.75rem;
}

/* ============================================
   Table Styles
   ============================================ */
.horizon-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.horizon-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--color-text-secondary);
    background: var(--color-bg-secondary);
    border-bottom: 2px solid var(--color-border);
}

.horizon-table td {
    padding: 1rem;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border-light);
}

.horizon-table tr {
    transition: background var(--transition-fast);
}

.horizon-table tbody tr:hover {
    background: var(--color-purple-50);
}

/* ============================================
   Badge Styles
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
}

.badge-purple {
    color: var(--color-purple-700);
    background: var(--color-purple-100);
}

.badge-green {
    color: #059669;
    background: #d1fae5;
}

.badge-red {
    color: #dc2626;
    background: #fee2e2;
}

.badge-yellow {
    color: #d97706;
    background: #fef3c7;
}

.badge-gray {
    color: var(--color-text-secondary);
    background: var(--color-bg-secondary);
}

/* ============================================
   Navbar Styles
   ============================================ */
.navbar-glass {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
    transition: all var(--transition-normal);
}

.navbar-glass.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-balance {
    text-wrap: balance;
}

.hover-lift {
    transition: all var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

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

.gradient-border {
    position: relative;
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: 0;
    padding: 2px;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--color-purple-400), var(--color-indigo-500));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

/* ============================================
   Responsive Utilities
   ============================================ */
@media (max-width: 768px) {
    .shape-1 {
        width: 250px;
        height: 250px;
    }
    
    .shape-2 {
        width: 200px;
        height: 200px;
    }
    
    .shape-3 {
        width: 150px;
        height: 150px;
    }
}

/* ============================================
   Tapa Background Pattern
   ============================================ */
.tapa-background {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image: url('/background/tapa.avif');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.40;
}

.tapa-background::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0.05) 100%);
}

/* For pages with colored backgrounds */
.tapa-background-light {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}

.tapa-background-light::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/background/tapa.avif');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.35;
}