/* ====================================
   AAHVAAN'26 - MAHABHARATA THEME
   Epic Kurukshetra Battlefield Aesthetics
   ==================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@400;700;900&family=Cinzel:wght@400;500;600;700&family=Poppins:wght@300;400;500;600;700&family=Noto+Sans+Devanagari:wght@400;500;600;700&display=swap');

:root {
    /* ========================================
       KURUKSHETRA COLOR PALETTE
       ======================================== */
    
    /* Primary Colors - Royal Golds */
    --gold-50: #FFF9E6;
    --gold-100: #FFEFB8;
    --gold-200: #FFE08A;
    --gold-300: #FFD15C;
    --gold-400: #FFC72E;
    --gold-500: #D4AF37; /* Royal Gold - Primary */
    --gold-600: #B8960F;
    --gold-700: #9A7D0A;
    --gold-800: #7C6408;
    --gold-900: #5E4B06;
    
    /* War Crimsons */
    --crimson-50: #FFE5E5;
    --crimson-100: #FFCCCC;
    --crimson-200: #FF9999;
    --crimson-300: #FF6666;
    --crimson-400: #FF3333;
    --crimson-500: #DC143C; /* Blood Crimson */
    --crimson-600: #B91C1C;
    --crimson-700: #8B0000; /* Deep Blood */
    --crimson-800: #5C0000;
    --crimson-900: #2D0000;
    
    /* Fire & Ember */
    --fire-50: #FFF7ED;
    --fire-100: #FFEDD5;
    --fire-200: #FED7AA;
    --fire-300: #FDBA74;
    --fire-400: #FB923C;
    --fire-500: #FF6B35; /* Deep Saffron */
    --fire-600: #EA580C;
    --fire-700: #C2410C;
    --fire-800: #9A3412;
    --fire-900: #7C2D12;
    
    /* Bronze & Metallic */
    --bronze-50: #FDF4E7;
    --bronze-100: #F9E4C8;
    --bronze-200: #F2CFA0;
    --bronze-300: #E6B578;
    --bronze-400: #D69E5C;
    --bronze-500: #CD7F32; /* Ancient Bronze */
    --bronze-600: #A66429;
    --bronze-700: #7F4C20;
    --bronze-800: #593517;
    --bronze-900: #33200E;
    
    /* Dark Battlefield */
    --dark-50: #3A3A3A;
    --dark-100: #2F2F2F;
    --dark-200: #2A2A2A; /* Ash */
    --dark-300: #1F1F1F;
    --dark-400: #1A1A1A; /* Smoke Gray */
    --dark-500: #141414;
    --dark-600: #0F0F0F;
    --dark-700: #0A0A0A; /* Midnight Black */
    --dark-800: #050505;
    --dark-900: #000000;
    
    /* Ember Orange */
    --ember: #FF4500;
    --ember-glow: rgba(255, 69, 0, 0.6);
    
    /* ========================================
       SEMANTIC COLOR TOKENS
       ======================================== */
    --color-background: var(--dark-700);
    --color-surface: var(--dark-400);
    --color-surface-elevated: var(--dark-200);
    --color-text: #F5F5F5;
    --color-text-secondary: rgba(245, 245, 245, 0.7);
    --color-text-muted: rgba(245, 245, 245, 0.5);
    --color-primary: var(--gold-500);
    --color-primary-hover: var(--gold-400);
    --color-primary-active: var(--gold-600);
    --color-accent: var(--fire-500);
    --color-accent-hover: var(--fire-400);
    --color-danger: var(--crimson-500);
    --color-border: rgba(212, 175, 55, 0.3);
    --color-border-subtle: rgba(212, 175, 55, 0.15);
    
    /* ========================================
       GRADIENT DEFINITIONS
       ======================================== */
    --gradient-gold: linear-gradient(135deg, var(--gold-400) 0%, var(--gold-500) 50%, var(--gold-700) 100%);
    --gradient-gold-shine: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.4) 50%, transparent 100%);
    --gradient-fire: linear-gradient(135deg, var(--fire-400) 0%, var(--fire-500) 50%, var(--crimson-600) 100%);
    --gradient-battlefield: linear-gradient(180deg, 
        var(--dark-700) 0%, 
        var(--dark-600) 30%, 
        rgba(139, 0, 0, 0.1) 60%, 
        var(--dark-700) 100%);
    --gradient-smoke: linear-gradient(180deg, 
        transparent 0%, 
        rgba(26, 26, 26, 0.5) 50%, 
        rgba(10, 10, 10, 0.9) 100%);
    --gradient-hero-overlay: linear-gradient(180deg,
        rgba(10, 10, 10, 0.3) 0%,
        rgba(10, 10, 10, 0.1) 40%,
        rgba(10, 10, 10, 0.5) 70%,
        rgba(10, 10, 10, 0.95) 100%);
    
    /* ========================================
       TYPOGRAPHY
       ======================================== */
    --font-display: 'Cinzel Decorative', serif;
    --font-heading: 'Cinzel', serif;
    --font-body: 'Poppins', sans-serif;
    --font-hindi: 'Noto Sans Devanagari', sans-serif;
    
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --font-size-7xl: 4.5rem;
    --font-size-8xl: 6rem;
    
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-black: 900;
    
    /* ========================================
       SPACING
       ======================================== */
    --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;
    
    /* ========================================
       EFFECTS & SHADOWS
       ======================================== */
    --shadow-gold: 0 0 20px rgba(212, 175, 55, 0.3);
    --shadow-gold-strong: 0 0 40px rgba(212, 175, 55, 0.5);
    --shadow-ember: 0 0 30px rgba(255, 69, 0, 0.4);
    --shadow-crimson: 0 0 20px rgba(220, 20, 60, 0.3);
    --shadow-dark: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 1px rgba(212, 175, 55, 0.3);
    
    --glow-gold: drop-shadow(0 0 10px rgba(212, 175, 55, 0.6));
    --glow-fire: drop-shadow(0 0 15px rgba(255, 107, 53, 0.5));
    --glow-ember: drop-shadow(0 0 20px rgba(255, 69, 0, 0.7));
    
    /* ========================================
       BORDERS & RADIUS
       ======================================== */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    --border-ornate: 2px solid var(--gold-500);
    --border-subtle: 1px solid var(--color-border-subtle);
    
    /* ========================================
       TRANSITIONS
       ======================================== */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-epic: 800ms cubic-bezier(0.16, 1, 0.3, 1);
    
    /* ========================================
       Z-INDEX LAYERS
       ======================================== */
    --z-background: -1;
    --z-base: 0;
    --z-particles: 10;
    --z-content: 20;
    --z-header: 100;
    --z-overlay: 500;
    --z-modal: 1000;
    --z-loader: 9999;
}

/* ========================================
   BASE RESETS
   ======================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--gold-500) var(--dark-600);
    font-size: 16px;
}

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

html::-webkit-scrollbar-track {
    background: var(--dark-600);
}

html::-webkit-scrollbar-thumb {
    background: var(--gold-500);
    border-radius: var(--radius-full);
}

html::-webkit-scrollbar-thumb:hover {
    background: var(--gold-400);
}

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

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

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

a:hover {
    color: var(--color-primary-hover);
}

/* ========================================
   TYPOGRAPHY UTILITIES
   ======================================== */
.font-display {
    font-family: var(--font-display);
}

.font-heading {
    font-family: var(--font-heading);
}

.font-hindi {
    font-family: var(--font-hindi);
}

.text-gold {
    color: var(--gold-500);
}

.text-gradient-gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-fire {
    color: var(--fire-500);
}

.text-crimson {
    color: var(--crimson-500);
}

/* ========================================
   BUTTON STYLES
   ======================================== */
.btn-war {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-heading);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--dark-700);
    background: var(--gradient-gold);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-gold);
}

.btn-war::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-gold-shine);
    transition: left var(--transition-slow);
}

.btn-war:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold-strong);
}

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

.btn-war:active {
    transform: translateY(0);
}

.btn-war-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-heading);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gold-500);
    background: transparent;
    border: 2px solid var(--gold-500);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-war-outline:hover {
    background: var(--gold-500);
    color: var(--dark-700);
    box-shadow: var(--shadow-gold);
}

/* ========================================
   KEYFRAME ANIMATIONS
   ======================================== */

/* Ember Float Animation */
@keyframes emberFloat {
    0% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
        transform: translateY(90vh) translateX(10px) scale(1);
    }
    90% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-10vh) translateX(-20px) scale(0.5);
        opacity: 0;
    }
}

/* Arrow Rain Animation */
@keyframes arrowFall {
    0% {
        transform: translateY(-100px) translateX(-50px) rotate(45deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.4;
    }
    100% {
        transform: translateY(100vh) translateX(100px) rotate(45deg);
        opacity: 0;
    }
}

/* Smoke Drift */
@keyframes smokeDrift {
    0% {
        transform: translateX(0) translateY(0) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translateX(30px) translateY(-20px) scale(1.2);
        opacity: 0.2;
    }
    100% {
        transform: translateX(0) translateY(0) scale(1);
        opacity: 0.3;
    }
}

/* Golden Pulse */
@keyframes goldenPulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(212, 175, 55, 0.6);
    }
}

/* Fire Flicker */
@keyframes fireFlicker {
    0%, 100% {
        opacity: 1;
        filter: brightness(1);
    }
    25% {
        opacity: 0.9;
        filter: brightness(1.1);
    }
    50% {
        opacity: 1;
        filter: brightness(0.95);
    }
    75% {
        opacity: 0.95;
        filter: brightness(1.05);
    }
}

/* Lightning Flash */
@keyframes lightningFlash {
    0%, 100% {
        opacity: 0;
    }
    5% {
        opacity: 1;
    }
    10% {
        opacity: 0;
    }
    15% {
        opacity: 0.8;
    }
    20% {
        opacity: 0;
    }
}

/* Warrior Idle Animation */
@keyframes warriorIdle {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* Text Reveal */
@keyframes textReveal {
    0% {
        clip-path: inset(0 100% 0 0);
    }
    100% {
        clip-path: inset(0 0 0 0);
    }
}

/* Fade In Up */
@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scale In */
@keyframes scaleIn {
    0% {
        opacity: 0;
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Rotate Slow */
@keyframes rotateSlow {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Shimmer Effect */
@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

/* War Drums Pulse */
@keyframes warDrumPulse {
    0%, 100% {
        transform: scale(1);
    }
    10% {
        transform: scale(1.02);
    }
    20% {
        transform: scale(1);
    }
}

/* ========================================
   PARTICLE CONTAINERS
   ======================================== */
.ember-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-particles);
    overflow: hidden;
}

.ember {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--ember);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--ember), 0 0 12px var(--ember-glow);
    animation: emberFloat linear infinite;
}

.arrow-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-particles);
    overflow: hidden;
    opacity: 0.3;
}

.arrow {
    position: absolute;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold-500), var(--gold-300));
    animation: arrowFall linear infinite;
}

.arrow::before {
    content: '';
    position: absolute;
    right: 0;
    top: -3px;
    border: 4px solid transparent;
    border-left: 8px solid var(--gold-300);
}

/* ========================================
   SECTION STYLES
   ======================================== */
section {
    position: relative;
    overflow: hidden;
}

.section-header {
    font-family: var(--font-display);
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: var(--font-weight-bold);
    text-align: center;
    color: var(--gold-500);
    text-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
    margin-bottom: var(--space-4);
    letter-spacing: 0.1em;
}

.section-header-hindi {
    font-family: var(--font-hindi);
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: var(--space-8);
}

.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    margin: var(--space-8) 0;
}

.section-divider::before,
.section-divider::after {
    content: '';
    flex: 1;
    max-width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold-500), transparent);
}

.divider-icon {
    color: var(--gold-500);
    font-size: var(--font-size-2xl);
    filter: var(--glow-gold);
}

/* ========================================
   CARD STYLES (War Themed)
   ======================================== */
.war-card {
    background: var(--dark-300);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.war-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.war-card:hover {
    border-color: var(--gold-500);
    box-shadow: var(--shadow-card);
    transform: translateY(-4px);
}

.war-card:hover::before {
    transform: scaleX(1);
}

/* Ornamental corners for cards */
.ornate-corners {
    position: relative;
}

.ornate-corners::before,
.ornate-corners::after {
    content: '◆';
    position: absolute;
    color: var(--gold-500);
    font-size: 12px;
    opacity: 0.6;
}

.ornate-corners::before {
    top: -6px;
    left: -6px;
}

.ornate-corners::after {
    bottom: -6px;
    right: -6px;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.text-center {
    text-align: center;
}

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

/* Animation utility classes */
.animate-pulse-gold {
    animation: goldenPulse 2s ease-in-out infinite;
}

.animate-flicker {
    animation: fireFlicker 0.5s ease-in-out infinite;
}

.animate-float {
    animation: warriorIdle 3s ease-in-out infinite;
}

.animate-shimmer {
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(212, 175, 55, 0.3) 50%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s linear infinite;
}