/* ==========================================================================
   EVENTPRO - Premium Event Management SaaS Template
   ========================================================================== */

/* ==========================================================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ========================================================================== */

:root {
    /* Brand Colors - Orange to Amber with Purple accents */
    --color-primary: #F97316;
    --color-primary-dark: #EA580C;
    --color-primary-light: #FB923C;
    --color-secondary: #F59E0B;
    --color-secondary-dark: #D97706;
    --color-accent: #A855F7;
    --color-accent-dark: #9333EA;

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-black: #0A0A0A;
    --color-neutral-50: #FAFAFA;
    --color-neutral-100: #F5F5F5;
    --color-neutral-200: #E5E5E5;
    --color-neutral-300: #D4D4D4;
    --color-neutral-400: #A3A3A3;
    --color-neutral-500: #737373;
    --color-neutral-600: #525252;
    --color-neutral-700: #404040;
    --color-neutral-800: #262626;
    --color-neutral-900: #171717;

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

    /* Background Colors */
    --bg-primary: var(--color-white);
    --bg-secondary: var(--color-neutral-50);
    --bg-tertiary: var(--color-neutral-100);

    /* Text Colors */
    --text-primary: var(--color-neutral-900);
    --text-secondary: var(--color-neutral-600);
    --text-tertiary: var(--color-neutral-500);

    /* Border Colors */
    --border-color: var(--color-neutral-200);
    --border-color-hover: var(--color-neutral-300);

    /* Typography Scale (Fluid responsive) */
    --text-hero: clamp(3rem, 8vw, 6rem);
    --text-display: clamp(2.5rem, 5vw, 4rem);
    --text-h1: clamp(2rem, 4vw, 3rem);
    --text-h2: clamp(1.5rem, 3vw, 2.25rem);
    --text-h3: clamp(1.25rem, 2vw, 1.5rem);
    --text-h4: 1.125rem;
    --text-body: 1rem;
    --text-small: 0.875rem;
    --text-xs: 0.75rem;

    /* Font Weights */
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;

    /* Spacing Scale (8px base unit) */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* Border Radius Scale */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadow System */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 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-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Glow Effects */
    --glow-orange: 0 0 60px rgba(249, 115, 22, 0.3);
    --glow-orange-lg: 0 0 100px rgba(249, 115, 22, 0.4);
    --glow-amber: 0 0 60px rgba(245, 158, 11, 0.3);
    --glow-purple: 0 0 60px rgba(168, 85, 247, 0.3);

    /* Transition Timing */
    --transition-fast: 150ms;
    --transition-base: 300ms;
    --transition-slow: 500ms;
    --easing-smooth: cubic-bezier(0.16, 1, 0.3, 1);
    --easing-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --bg-primary: var(--color-black);
    --bg-secondary: var(--color-neutral-900);
    --bg-tertiary: var(--color-neutral-800);
    --text-primary: var(--color-white);
    --text-secondary: var(--color-neutral-300);
    --text-tertiary: var(--color-neutral-400);
    --border-color: var(--color-neutral-800);
    --border-color-hover: var(--color-neutral-700);
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    font-size: var(--text-body);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-base) ease, color var(--transition-base) ease;
}

/* Selection Styles */
::selection {
    background-color: var(--color-primary);
    color: var(--color-white);
}

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

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 12px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--color-neutral-400);
    border-radius: var(--radius-full);
    border: 3px solid var(--bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-neutral-500);
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--color-neutral-900);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--color-neutral-600);
    border-color: var(--color-neutral-900);
}

/* Focus Styles */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip to Content Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: var(--space-4);
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--easing-smooth),
                transform 0.8s var(--easing-smooth);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s var(--easing-smooth);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s var(--easing-smooth);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.8s var(--easing-smooth);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

.reveal-blur {
    opacity: 0;
    filter: blur(10px);
    transform: translateY(20px);
    transition: all 0.8s var(--easing-smooth);
}

.reveal-blur.active {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
}

/* Stagger Delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }
.stagger-7 { transition-delay: 0.7s; }
.stagger-8 { transition-delay: 0.8s; }

/* ==========================================================================
   HOVER ANIMATIONS
   ========================================================================== */

.hover-lift {
    transition: transform var(--transition-base) ease, box-shadow var(--transition-base) ease;
}

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

.hover-zoom {
    overflow: hidden;
}

.hover-zoom img {
    transition: transform 0.6s var(--easing-smooth);
}

.hover-zoom:hover img {
    transform: scale(1.05);
}

.hover-shine {
    position: relative;
    overflow: hidden;
}

.hover-shine::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.hover-shine:hover::before {
    left: 100%;
}

.hover-glow {
    transition: box-shadow var(--transition-base) ease;
}

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

/* ==========================================================================
   CONTINUOUS ANIMATIONS
   ========================================================================== */

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

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

@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.5); opacity: 0; }
}

.pulse-ring {
    animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

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

.animate-gradient {
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
}

@keyframes subtle-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.animate-bounce-subtle {
    animation: subtle-bounce 2s ease-in-out infinite;
}

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

.animate-spin {
    animation: spin 1s linear infinite;
}

@keyframes ticket-slide {
    0%, 100% { transform: translateX(0) rotate(-2deg); }
    50% { transform: translateX(10px) rotate(2deg); }
}

.animate-ticket {
    animation: ticket-slide 3s ease-in-out infinite;
}

/* ==========================================================================
   GLASSMORPHISM EFFECTS
   ========================================================================== */

.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .glass {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-card {
    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);
    box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .glass-card {
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==========================================================================
   GRADIENT BACKGROUNDS
   ========================================================================== */

.bg-gradient-orange {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.bg-gradient-orange-purple {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.bg-gradient-mesh {
    background:
        radial-gradient(at 40% 20%, rgba(249, 115, 22, 0.3) 0px, transparent 50%),
        radial-gradient(at 80% 0%, rgba(245, 158, 11, 0.3) 0px, transparent 50%),
        radial-gradient(at 0% 50%, rgba(168, 85, 247, 0.3) 0px, transparent 50%);
}

[data-theme="dark"] .bg-gradient-mesh {
    background:
        radial-gradient(at 40% 20%, rgba(249, 115, 22, 0.2) 0px, transparent 50%),
        radial-gradient(at 80% 0%, rgba(245, 158, 11, 0.2) 0px, transparent 50%),
        radial-gradient(at 0% 50%, rgba(168, 85, 247, 0.2) 0px, transparent 50%);
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-purple {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==========================================================================
   GRID PATTERNS
   ========================================================================== */

.bg-grid {
    background-image:
        linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

[data-theme="dark"] .bg-grid {
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
}

/* ==========================================================================
   TICKET STYLES (Signature Component)
   ========================================================================== */

.ticket {
    position: relative;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    color: white;
    overflow: hidden;
}

.ticket::before,
.ticket::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 30px;
    background: var(--bg-primary);
    border-radius: 50%;
}

.ticket::before {
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
}

.ticket::after {
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
}

.ticket-perforation {
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 2px;
    background: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 5px,
        rgba(255,255,255,0.3) 5px,
        rgba(255,255,255,0.3) 10px
    );
}

/* ==========================================================================
   CALENDAR STYLES (Signature Component)
   ========================================================================== */

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--space-2);
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    font-size: var(--text-small);
    transition: all var(--transition-base) ease;
    cursor: pointer;
}

.calendar-day:hover {
    background: var(--color-primary);
    color: white;
    transform: scale(1.1);
}

.calendar-day.has-event {
    position: relative;
    background: var(--color-primary);
    color: white;
}

.calendar-day.has-event::after {
    content: '';
    position: absolute;
    bottom: 4px;
    width: 4px;
    height: 4px;
    background: var(--color-accent);
    border-radius: 50%;
}

/* ==========================================================================
   COUNTDOWN TIMER (Signature Component)
   ========================================================================== */

.countdown {
    display: flex;
    gap: var(--space-4);
}

.countdown-item {
    text-align: center;
    padding: var(--space-6);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    min-width: 100px;
}

.countdown-value {
    display: block;
    font-size: var(--text-h1);
    font-weight: var(--font-bold);
    color: var(--color-primary);
    line-height: 1;
}

.countdown-label {
    display: block;
    font-size: var(--text-small);
    color: var(--text-secondary);
    margin-top: var(--space-2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   STAT CARD (Signature Component)
   ========================================================================== */

.stat-card {
    position: relative;
    padding: var(--space-8);
    background: var(--bg-secondary);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all var(--transition-base) ease;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

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

.stat-value {
    font-size: var(--text-display);
    font-weight: var(--font-extrabold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--text-body);
    color: var(--text-secondary);
}

/* ==========================================================================
   FEATURE ICON BOX
   ========================================================================== */

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
    position: relative;
}

.feature-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: inherit;
    border-radius: inherit;
    opacity: 0.3;
    filter: blur(20px);
    z-index: -1;
}

/* ==========================================================================
   REDUCED MOTION SUPPORT
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal, .reveal-left, .reveal-right, .reveal-scale, .reveal-blur {
        opacity: 1;
        transform: none;
        filter: none;
    }
}

/* ==========================================================================
   PERFORMANCE OPTIMIZATIONS
   ========================================================================== */

section {
    content-visibility: auto;
    contain-intrinsic-size: 0 500px;
}

.animated {
    transform: translateZ(0);
    will-change: transform, opacity;
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
    *,
    *::before,
    *::after {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }

    a,
    a:visited {
        text-decoration: underline;
    }

    a[href]::after {
        content: " (" attr(href) ")";
    }

    .no-print {
        display: none !important;
    }
}