/* ==========================================
   VIPGOO Marketplace - Modern & Professional
   Glassmorphism • Modern Gradients • Micro-interactions
   ========================================== */

/* Ana Değişkenler - VIPGOO Renk Paleti */
:root {
    /* Kullanıcı paleti */
    --color-white: #fff;
    --color-white-transparent: #ffffffa6;
    --color-black: #191919;
    --color-black800: #0e0e0e;
    --color-gray-dark: #3e3e3e;
    --color-gray: #a2a2a2;
    --color-gray-bright: #e2e2e2;
    --color-gray-mid: #525252;
    --color-gray-light: #f5f5f5;
    --color-gray-background: #fafafa;
    --color-gray-storm: #697488;
    --color-gray-50: #f0f1f3;
    --color-gray-700: #6f6f6f;
    --color-gray-blue: #f0f1f3;
    --color-primary: #5d3ebc;
    --color-primary-light: #f3f0fe;
    --color-secondary: #7849f7;
    --color-danger: #db471e;
    --color-warning: #ddf300;
    --color-success: #188977;
    --color-info: #4eb5eb;
    --color-brand-yellow: #ffd300;
    --color-purple-light: #dbdbff;

    /* Primary & gradients (palete göre) */
    --primary-color: var(--color-primary);
    --primary-dark: #4a3196;
    --primary-light: var(--color-primary-light);
    --primary-gradient: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --primary-gradient-soft: linear-gradient(135deg, rgba(93, 62, 188, 0.08) 0%, rgba(120, 73, 247, 0.08) 100%);

    /* Semantic */
    --success-color: var(--color-success);
    --danger-color: var(--color-danger);
    --warning-color: var(--color-warning);
    --info-color: var(--color-info);

    /* Neutral (palet gri tonları) */
    --dark-color: var(--color-black);
    --gray-900: var(--color-black);
    --gray-800: var(--color-black800);
    --gray-700: var(--color-gray-700);
    --gray-600: var(--color-gray-storm);
    --gray-500: var(--color-gray-mid);
    --gray-400: var(--color-gray);
    --gray-300: var(--color-gray-bright);
    --gray-200: var(--color-gray-light);
    --gray-100: var(--color-gray-background);
    --gray-50: var(--color-gray-50);

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(25, 25, 25, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(25, 25, 25, 0.08), 0 1px 2px -1px rgba(25, 25, 25, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(25, 25, 25, 0.08), 0 2px 4px -2px rgba(25, 25, 25, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(25, 25, 25, 0.08), 0 4px 6px -4px rgba(25, 25, 25, 0.06);
    --shadow-xl: 0 20px 25px -5px rgba(25, 25, 25, 0.08), 0 8px 10px -6px rgba(25, 25, 25, 0.06);
    --shadow-2xl: 0 25px 50px -12px rgba(25, 25, 25, 0.15);

    /* Gradients (primary palet) */
    --gradient-purple: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-blue: linear-gradient(135deg, var(--color-primary) 0%, var(--color-info) 100%);

    /* Glass */
    --glass-bg: rgba(255, 255, 255, 0.95);
    --glass-border: rgba(255, 255, 255, 0.25);

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

/* Bootstrap renk eşleştirmesi (yeni palet) */
.bg-primary {
    background-color: var(--color-primary) !important;
}

.text-primary {
    color: var(--color-primary) !important;
}

.border-primary {
    border-color: var(--color-primary) !important;
}

.bg-success {
    background-color: var(--color-success) !important;
}

.text-success {
    color: var(--color-success) !important;
}

.bg-danger {
    background-color: var(--color-danger) !important;
}

.text-danger {
    color: var(--color-danger) !important;
}

.bg-warning {
    background-color: var(--color-warning) !important;
}

.text-warning {
    color: var(--color-gray-dark) !important;
}

/* warning sarı üzerinde okunaklı */
.bg-info {
    background-color: var(--color-info) !important;
}

.text-info {
    color: var(--color-info) !important;
}

.bg-light {
    background-color: var(--color-gray-light) !important;
}

.bg-dark {
    background-color: var(--color-black800) !important;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--gray-700);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Modern Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-purple);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-blue);
}

/* Header & Navigation - Modern */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    transition: all var(--transition-smooth);
    z-index: 1000;
    border-bottom: 1px solid var(--gray-100);
}

.header.shadow-lg {
    box-shadow: var(--shadow-lg);
    border-bottom-color: transparent;
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    color: var(--gray-900);
    transition: all var(--transition-base);
    font-weight: 700;
    letter-spacing: -0.025em;
}

.navbar-brand:hover {
    color: var(--color-primary);
    transform: translateY(-1px);
}

.brand-gradient {
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

.brand-gradient-light {
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

.nav-link {
    color: var(--gray-600);
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: all var(--transition-base);
    position: relative;
    font-size: 0.9375rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-purple);
    transition: width var(--transition-smooth);
    border-radius: 2px;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 70%;
}

/* Hero Section - Modern & Dynamic */
.hero-section {
    background: var(--gradient-purple);
    position: relative;
    padding: 60px 0 80px;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.3) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.6;
    }

    50% {
        opacity: 1;
    }
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    pointer-events: none;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    pointer-events: none;
    z-index: 1;
}

/* Search Form - Glassmorphism */
.search-form-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.search-form-wrapper .card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    z-index: 10;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

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

.form-label {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    letter-spacing: -0.01em;
}

.form-control,
.form-select {
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    transition: all var(--transition-base);
    font-size: 0.9375rem;
    position: relative;
    z-index: 1;
    background: white;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(93, 62, 188, 0.12);
    transform: translateY(-1px);
}

.form-control-lg,
.form-select-lg {
    padding: 0.875rem 1.25rem;
    font-size: 1rem;
}

/* Buttons - Modern & Vibrant */
.btn {
    border-radius: 10px;
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    transition: all var(--transition-base);
    border: none;
    font-size: 0.9375rem;
    letter-spacing: -0.01em;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    pointer-events: none;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-purple);
    color: var(--color-white);
    box-shadow: 0 4px 14px 0 rgba(93, 62, 188, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(93, 62, 188, 0.45);
}

.btn-outline-primary {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px 0 rgba(93, 62, 188, 0.3);
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.0625rem;
}

/* How It Works Cards - Modern */
.how-it-works-card {
    background: white;
    border-radius: 16px;
    transition: all var(--transition-smooth);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.how-it-works-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-gradient-soft);
    opacity: 0;
    transition: opacity var(--transition-smooth);
    pointer-events: none;
}

.how-it-works-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.how-it-works-card:hover::before {
    opacity: 1;
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--gradient-purple);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 8px 16px rgba(93, 62, 188, 0.3);
    position: relative;
    z-index: 1;
}

/* Feature Cards - Premium */
.feature-card {
    background: white;
    border-radius: 16px;
    transition: all var(--transition-smooth);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-purple);
    opacity: 0;
    transition: opacity var(--transition-smooth);
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: transparent;
}

.feature-card:hover::after {
    opacity: 0.03;
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: var(--primary-gradient-soft);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
    position: relative;
    z-index: 1;
}

.feature-icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--gradient-purple);
    border-radius: 16px;
    opacity: 0;
    transition: opacity var(--transition-smooth);
    pointer-events: none;
}

.feature-card:hover .feature-icon::before {
    opacity: 0.1;
}

.feature-icon i {
    font-size: 2rem;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(-5deg);
}

/* Vendor Cards - Premium & Modern */
.vendor-card {
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-smooth);
    overflow: hidden;
    height: 100%;
    border: 1px solid var(--gray-200);
    position: relative;
}

.vendor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-purple);
    transform: scaleX(0);
    transition: transform var(--transition-smooth);
    pointer-events: none;
}

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

.vendor-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-light);
}

.vendor-header {
    background: linear-gradient(135deg, var(--gray-50) 0%, #eff6ff 100%);
    border-bottom: 1px solid var(--gray-200);
    position: relative;
}

.vendor-logo {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-smooth);
}

.vendor-card:hover .vendor-logo {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.vendor-logo i {
    font-size: 2rem;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.vendor-rating {
    font-size: 0.875rem;
}

.vendor-rating i {
    font-size: 1rem;
}

/* Category Cards - Modern Gallery */
.category-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-smooth);
    border: 1px solid var(--gray-200);
    position: relative;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-purple);
    opacity: 0;
    transition: opacity var(--transition-smooth);
    z-index: 1;
    pointer-events: none;
}

.category-card:hover::before {
    opacity: 0.1;
}

.category-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    border-color: transparent;
}

.category-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.category-card:hover .category-image img {
    transform: scale(1.15) rotate(2deg);
}

.category-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 1.5rem;
    z-index: 2;
}

/* Testimonial Cards - Premium */
.testimonial-card {
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-smooth);
    border: 1px solid var(--gray-200);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 1rem;
    left: 1rem;
    font-size: 4rem;
    color: var(--color-primary);
    opacity: 0.1;
    font-family: Georgia, serif;
    line-height: 1;
    pointer-events: none;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.stars i {
    font-size: 1rem;
    transition: transform var(--transition-base);
}

.testimonial-card:hover .stars i {
    transform: scale(1.1);
}

/* Trust Cards - Modern Security */
.trust-card {
    background: white;
    border-radius: 16px;
    transition: all var(--transition-smooth);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.trust-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-purple);
    opacity: 0;
    transition: opacity var(--transition-smooth);
    pointer-events: none;
}

.trust-card:hover::before {
    opacity: 0.05;
}

.trust-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.trust-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-gradient-soft);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    transition: all var(--transition-smooth);
}

.trust-card:hover .trust-icon {
    transform: scale(1.1);
}

.trust-icon i {
    font-size: 1.75rem;
}

/* Stats Section - Modern Dashboard */
.stats-section {
    background: linear-gradient(135deg, var(--color-gray-background) 0%, var(--color-primary-light) 100%);
    position: relative;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 50% 50%, rgba(93, 62, 188, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.stat-item {
    padding: 1.5rem 1rem;
    transition: all var(--transition-smooth);
    position: relative;
}

.stat-item:hover {
    transform: scale(1.05);
}

.stat-icon {
    width: 72px;
    height: 72px;
    background: white;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-smooth);
    position: relative;
}

.stat-item:hover .stat-icon {
    transform: rotate(5deg);
    box-shadow: var(--shadow-xl);
}

.stat-icon i {
    font-size: 2rem;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* CTA Section - Powerful & Modern */
.cta-section {
    background: var(--gradient-purple);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(102, 126, 234, 0.4) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(118, 75, 162, 0.4) 0%, transparent 50%);
    animation: wave 10s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 1;
}

@keyframes wave {
    0% {
        transform: translateX(-5%);
    }

    100% {
        transform: translateX(5%);
    }
}

.cta-section .container,
.cta-section .row,
.cta-section .col-lg-8 {
    position: relative;
    z-index: 10;
}

.cta-section .btn-light {
    background: var(--color-white);
    color: var(--color-primary);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    position: relative;
    z-index: 10;
}

.cta-section .btn-light:hover {
    background: var(--color-gray-light);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 10;
}

.cta-section .btn-outline-light:hover {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

/* Footer - Modern & Clean */
.footer {
    background: var(--color-black800);
    margin-top: 0;
}

.footer h5,
.footer h6 {
    color: var(--color-white);
}

.footer a {
    transition: all var(--transition-base);
    display: inline-block;
}

.footer a:hover {
    color: var(--color-white) !important;
    transform: translateX(5px);
}

.footer .social-links a {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
    background: rgba(255, 255, 255, 0.1);
}

.footer .social-links a:hover {
    background: var(--gradient-purple);
    border-color: transparent;
    transform: translateY(-5px) scale(1.1);
}

/* Badges - Modern Pills */
.badge {
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.025em;
    box-shadow: var(--shadow-xs);
}

.bg-opacity-25 {
    --bs-bg-opacity: 0.25;
}

/* Responsive - Mobile First */
@media (max-width: 991.98px) {
    .hero-section {
        padding: 50px 0 70px;
    }

    .display-3 {
        font-size: 2.25rem;
    }

    .display-4 {
        font-size: 1.875rem;
    }

    .display-5 {
        font-size: 1.625rem;
    }

    .display-6 {
        font-size: 1.5rem;
    }

    .search-form-wrapper .card-body {
        padding: 1.75rem 1.25rem;
    }

    .feature-icon,
    .stat-icon {
        width: 60px;
        height: 60px;
    }

    .vendor-logo {
        width: 72px;
        height: 72px;
    }

    .feature-icon i,
    .stat-icon i {
        font-size: 1.625rem;
    }

    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.375rem;
    }
}

@media (max-width: 767.98px) {
    .navbar-brand {
        font-size: 1.25rem;
    }

    .hero-section {
        padding: 40px 0 60px;
    }

    .display-3 {
        font-size: 1.875rem;
    }

    .search-form-wrapper .card-body {
        padding: 1.5rem 1rem;
    }

    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .category-image {
        height: 160px;
    }

    .vendor-logo {
        width: 64px;
        height: 64px;
    }

    .vendor-logo i {
        font-size: 1.5rem;
    }
}

@media (max-width: 575.98px) {
    .display-3 {
        font-size: 1.625rem;
    }

    .display-4 {
        font-size: 1.5rem;
    }

    .lead {
        font-size: 0.9375rem;
    }

    .py-5 {
        padding: 2.5rem 0 !important;
    }

    .stat-item h2 {
        font-size: 2.25rem;
    }

    .hero-section {
        padding: 30px 0 50px;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

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

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

/* Focus Visible - Accessible */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: 4px;
}

/* Loading States */
.btn.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid transparent;
    border-radius: 50%;
    border-top-color: currentColor;
    animation: spin 0.6s linear infinite;
}

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

/* Back to Top Button */
.back-to-top-btn {
    display: flex !important;
    align-items: center;
    justify-content: center;
    padding: 0 !important;
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-smooth);
}

.back-to-top-btn:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

.back-to-top-btn i {
    font-size: 1.25rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Utilities */
.fw-semibold {
    font-weight: 600;
}

.text-white-50 {
    color: rgba(255, 255, 255, 0.6) !important;
}

/* Fade In Up Animation for Scroll */
.fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

/* Checkout Stepper & Progress Indicator */
.checkout-stepper-wrapper {
    position: relative;
    padding: 2rem 0;
    margin-bottom: 2rem;
}

.checkout-stepper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

/* Background Line */
.checkout-stepper::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 3px;
    background: #e9ecef;
    z-index: 0;
    transform: translateY(-50%);
}

.step-item {
    position: relative;
    z-index: 1;
    text-align: center;
    background: transparent;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.step-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: white;
    border: 2px solid #dee2e6;
    color: #adb5bd;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-bottom: 0.75rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1rem;
    position: relative;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.step-item.active .step-circle {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: white;
    box-shadow: 0 0 0 6px rgba(93, 62, 188, 0.15);
    transform: scale(1.1);
}

.step-item.completed .step-circle {
    border-color: var(--color-success);
    background: var(--color-success);
    color: white;
}

.step-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #6c757d;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.step-item.active .step-label {
    color: var(--color-primary);
    font-weight: 700;
    transform: translateY(2px);
}

.step-item.completed .step-label {
    color: var(--color-success);
    font-weight: 600;
}

/* Connector Lines between steps */
.step-item:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    width: 100%;
    height: 3px;
    background: #e9ecef;
    z-index: -1;
    transform: translateY(-50%);
    transition: background 0.4s ease;
}

.step-item.completed:not(:last-child)::after {
    background: var(--color-success);
}