/* ============================================
   MATRIMONY PLATFORM - MAIN STYLESHEET
   Premium Modern Design System
   ============================================ */

/* ============================================
   CSS VARIABLES - DESIGN TOKENS
   ============================================ */
:root {
    /* Primary Colors */
    --primary: #E91E63;
    --primary-light: #F48FB1;
    --primary-dark: #C2185B;
    --primary-rgb: 233, 30, 99;
    
    /* Secondary Colors */
    --secondary: #673AB7;
    --secondary-light: #B39DDB;
    --secondary-dark: #512DA8;
    
    /* Accent Colors */
    --accent: #FF4081;
    --accent-light: #FF80AB;
    
    /* Neutral Colors */
    --dark: #1a1a2e;
    --dark-light: #16213e;
    --gray-900: #212529;
    --gray-800: #343a40;
    --gray-700: #495057;
    --gray-600: #6c757d;
    --gray-500: #adb5bd;
    --gray-400: #ced4da;
    --gray-300: #dee2e6;
    --gray-200: #e9ecef;
    --gray-100: #f8f9fa;
    --white: #ffffff;
    
    /* Status Colors */
    --success: #4CAF50;
    --success-light: #81C784;
    --warning: #FF9800;
    --warning-light: #FFB74D;
    --danger: #F44336;
    --danger-light: #E57373;
    --info: #2196F3;
    --info-light: #64B5F6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #E91E63 0%, #673AB7 100%);
    --gradient-hero: linear-gradient(135deg, #1a1a2e 0%, #2d1b4e 50%, #1a1a2e 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Typography */
    --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --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-glow: 0 0 40px rgba(233, 30, 99, 0.3);
    --shadow-glow-secondary: 0 0 40px rgba(103, 58, 183, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-tooltip: 1060;
}

/* ============================================
   BASE STYLES
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

/* ============================================
   NAVIGATION
   ============================================ */
#mainNav {
    background: var(--gradient-primary);
    padding: 0.75rem 0;
    transition: all var(--transition-base);
}

#mainNav.scrolled {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
}

.navbar-brand {
    font-weight: 700;
    font-size: var(--font-size-xl);
    color: var(--white) !important;
    display: flex;
    align-items: center;
}

.navbar-brand i {
    font-size: 1.5rem;
    animation: heartbeat 1.5s ease infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

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

.nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--white) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--white);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: calc(100% - 2rem);
}

.avatar-sm {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
}

.avatar-sm img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-sm i {
    font-size: 1.5rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    font-weight: 500;
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-gradient {
    background: var(--gradient-primary);
    border: none;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.btn-gradient::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 var(--transition-slow);
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    color: var(--white);
}

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

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: var(--font-size-lg);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-full);
}

/* ============================================
   CARDS
   ============================================ */
.card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Profile Card */
.profile-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.profile-card .card-img {
    height: 280px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.profile-card .card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem 1.5rem 1.5rem;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--white);
}

.profile-card .profile-name {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.profile-card .profile-info {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.profile-card .verified-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--success);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.profile-card .compatibility-score {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--gradient-primary);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
}

.profile-card .card-actions {
    position: absolute;
    bottom: 100%;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem;
    background: linear-gradient(transparent, rgba(0,0,0,0.3));
    transform: translateY(100%);
    opacity: 0;
    transition: all var(--transition-base);
}

.profile-card:hover .card-actions {
    transform: translateY(0);
    opacity: 1;
}

.profile-card .action-btn {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--transition-fast);
}

.profile-card .action-btn.pass {
    background: var(--white);
    color: var(--danger);
}

.profile-card .action-btn.like {
    background: var(--primary);
    color: var(--white);
}

.profile-card .action-btn.shortlist {
    background: var(--white);
    color: var(--warning);
}

.profile-card .action-btn:hover {
    transform: scale(1.1);
}

/* ============================================
   AUTH PAGES
   ============================================ */
.auth-page {
    min-height: 100vh;
    background: var(--gradient-hero);
}

.auth-container {
    display: flex;
    min-height: 100vh;
}

.auth-brand {
    flex: 1;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

.auth-brand-content {
    max-width: 500px;
    position: relative;
    z-index: 1;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--white);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: 2rem;
}

.brand-logo i {
    font-size: 2.5rem;
    color: var(--primary);
    animation: heartbeat 1.5s ease infinite;
}

.brand-tagline {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.brand-tagline span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-description {
    font-size: var(--font-size-lg);
    color: var(--gray-400);
    margin-bottom: 3rem;
}

.brand-stats {
    display: flex;
    gap: 2rem;
}

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

.stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray-400);
}

.auth-decoration {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.circle-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: -100px;
    right: -100px;
}

.circle-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary);
    bottom: -50px;
    left: -50px;
}

.circle-3 {
    width: 200px;
    height: 200px;
    background: var(--accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.auth-form-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--white);
}

.auth-form-wrapper {
    width: 100%;
    max-width: 450px;
}

.brand-logo-mobile {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--primary);
    font-size: var(--font-size-xl);
    font-weight: 700;
}

.brand-logo-mobile i {
    font-size: 1.75rem;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    color: var(--gray-600);
}

.auth-form .form-label {
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.auth-form .form-control {
    padding: 0.875rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.auth-form .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}

.auth-form .input-group-text {
    background: var(--gray-100);
    border-color: var(--gray-300);
    color: var(--gray-600);
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
    color: var(--gray-500);
    font-size: var(--font-size-sm);
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-300);
}

.social-auth {
    display: flex;
    gap: 1rem;
}

.social-auth .btn {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    background: var(--white);
    color: var(--gray-700);
}

.social-auth .btn:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
}

.auth-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
    text-align: center;
    color: var(--gray-500);
    font-size: var(--font-size-sm);
}

.auth-footer-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 0.5rem;
}

.auth-footer-links a {
    color: var(--gray-500);
}

.auth-footer-links a:hover {
    color: var(--primary);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    background: var(--gradient-hero);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%23673AB7' fill-opacity='0.1' d='M0,96L48,112C96,128,192,160,288,186.7C384,213,480,235,576,213.3C672,192,768,128,864,128C960,128,1056,192,1152,208C1248,224,1344,192,1392,176L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E") no-repeat bottom;
    background-size: cover;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-title .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--gray-400);
    margin-bottom: 2rem;
    max-width: 600px;
}

/* Search Form */
.search-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.search-box .form-label {
    color: var(--white);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.search-box .form-control,
.search-box .form-select {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 0.875rem 1rem;
    border-radius: var(--radius-md);
}

.search-box .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.search-box .form-control:focus,
.search-box .form-select:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.3);
}

.search-box .form-select option {
    background: var(--dark);
    color: var(--white);
}

/* Stats */
.stats-section {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 4rem;
}

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

.stat-box .number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--white);
    display: block;
}

.stat-box .label {
    font-size: var(--font-size-sm);
    color: var(--gray-400);
}

/* ============================================
   SECTION STYLES
   ============================================ */
.section-heading {
    text-align: center;
    margin-bottom: 3rem;
}

.section-heading .badge {
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary);
    padding: 0.5rem 1rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.section-heading h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.section-heading p {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   FOOTER
   ============================================ */
.footer-section {
    background: var(--dark);
    color: var(--gray-400);
    padding: 4rem 0 2rem;
}

.footer-brand h4 {
    color: var(--white);
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-brand h4 i {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-title {
    color: var(--white);
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.app-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.app-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--white);
    transition: all var(--transition-fast);
}

.app-btn i {
    font-size: 1.25rem;
}

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

.footer-divider {
    border-color: rgba(255, 255, 255, 0.1);
    margin: 2rem 0;
}

.copyright {
    margin: 0;
    font-size: var(--font-size-sm);
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.form-floating > .form-control,
.form-floating > .form-select {
    height: calc(3.5rem + 2px);
    padding: 1rem 0.75rem;
}

.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

.form-check-input:focus {
    box-shadow: 0 0 0 0.25rem rgba(var(--primary-rgb), 0.25);
}

/* ============================================
   UTILITIES
   ============================================ */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: var(--gradient-primary);
}

.bg-gradient-hero {
    background: var(--gradient-hero);
}

.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

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

/* ============================================
   RESPONSIVE STYLES
   ============================================ */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .stats-section {
        gap: 2rem;
    }
    
    .stat-box .number {
        font-size: var(--font-size-2xl);
    }
}

@media (max-width: 767.98px) {
    .hero-section {
        padding: 4rem 0;
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    .stats-section {
        flex-wrap: wrap;
        gap: 1.5rem;
    }
    
    .stat-box {
        flex: 0 0 calc(50% - 0.75rem);
    }
    
    .brand-stats {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .stat-item {
        flex: 0 0 calc(50% - 0.5rem);
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fadeIn {
    animation: fadeIn 0.6s ease forwards;
}

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

/* Staggered animations */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }