/* iWantToExplore - Public Site Styles */

/* ==============================
   CSS Variables / Design Tokens
   ============================== */
:root {
    /* Colors - Dark Premium Theme */
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a24;
    --color-bg-card: #16161e;
    --color-bg-card-hover: #1e1e28;

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #a8a8b3;
    --color-text-muted: #6b6b78;

    /* Accent Colors */
    --color-accent-primary: #6366f1;
    --color-accent-secondary: #8b5cf6;
    --color-accent-tertiary: #a855f7;

    /* Gradient */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
    --gradient-secondary: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(139, 92, 246, 0.3) 0%, transparent 70%);

    /* Status Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Borders */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.15);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.3);

    /* Typography */
    --font-family-display: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* 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;
    --spacing-4xl: 6rem;

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

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Container */
    --container-max: 1280px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

/* ==============================
   Typography
   ============================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-family-display);
    font-weight: 700;
    line-height: 1.2;
}

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

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

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

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse-glow {

    0%,
    100% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }
}

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

    100% {
        background-position: 200% 0;
    }
}

.animate-fade-in {
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.animate-delay-1 {
    animation-delay: 0.1s;
}

.animate-delay-2 {
    animation-delay: 0.2s;
}

.animate-delay-3 {
    animation-delay: 0.3s;
}

.animate-delay-4 {
    animation-delay: 0.4s;
}

.animate-delay-5 {
    animation-delay: 0.5s;
}

/* ==============================
   Navigation
   ============================== */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-lg) 0;
    transition: all var(--transition-base);
}

.main-nav.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-family-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    transition: opacity var(--transition-fast);
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-logo__icon {
    width: 28px;
    height: 28px;
    fill: var(--color-accent-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-link--admin {
    background: var(--gradient-secondary);
    color: var(--color-text-primary) !important;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 600;
}

.nav-link--admin::after {
    display: none;
}

.nav-link--admin:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.nav-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
    z-index: 1001;
}

.nav-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-base);
}

.nav-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.nav-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
    .nav-menu-btn {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 15, 0.98);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-2xl);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-links.active {
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        font-size: 1.25rem;
    }
}

/* ==============================
   Buttons
   ============================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-family-body);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    text-decoration: none;
}

.btn svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.btn--secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--border-color-hover);
}

.btn--secondary:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent-primary);
}

.btn--lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1rem;
}

.btn--block {
    width: 100%;
}

/* ==============================
   Hero Section
   ============================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-4xl) var(--container-padding);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-bg__gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
            rgba(10, 10, 15, 0) 0%,
            rgba(10, 10, 15, 0.5) 50%,
            rgba(10, 10, 15, 1) 100%);
}

.hero-bg__pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

.hero-bg__glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(100px);
    animation: pulse-glow 4s ease-in-out infinite;
}

.hero-bg__glow--1 {
    top: 10%;
    left: 10%;
    background: rgba(99, 102, 241, 0.3);
}

.hero-bg__glow--2 {
    bottom: 20%;
    right: 10%;
    background: rgba(168, 85, 247, 0.2);
    animation-delay: 2s;
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-xl);
}

.hero-badge svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
}

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

.hero-stat__number {
    display: block;
    font-family: var(--font-family-display);
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-stat__label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    font-size: 0.8rem;
    animation: float 2s ease-in-out infinite;
}

.hero-scroll-indicator svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

@media (max-width: 768px) {
    .hero-stats {
        gap: var(--spacing-xl);
    }

    .hero-stat__number {
        font-size: 2rem;
    }
}

/* ==============================
   Section Styles
   ============================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

/* ==============================
   Features Section
   ============================== */
.features {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

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

.feature-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.feature-card__icon svg {
    width: 28px;
    height: 28px;
    fill: currentColor;
}

.feature-card__icon--ai {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(99, 102, 241, 0.1));
    color: #6366f1;
}

.feature-card__icon--mobile {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(139, 92, 246, 0.1));
    color: #8b5cf6;
}

.feature-card__icon--audio {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(168, 85, 247, 0.1));
    color: #a855f7;
}

.feature-card__icon--tips {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.2), rgba(236, 72, 153, 0.1));
    color: #ec4899;
}

.feature-card__icon--map {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(16, 185, 129, 0.1));
    color: #10b981;
}

.feature-card__icon--lang {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(245, 158, 11, 0.1));
    color: #f59e0b;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* ==============================
   Featured Tours Section
   ============================== */
.featured-tours {
    padding: var(--spacing-4xl) 0;
}

.tours-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.tour-card {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    display: block;
}

.tour-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent-primary);
    box-shadow: var(--shadow-glow);
}

.tour-card__image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.tour-card:hover .tour-card__image img {
    transform: scale(1.1);
}

.tour-card__placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.tour-card__placeholder svg {
    width: 48px;
    height: 48px;
    fill: rgba(255, 255, 255, 0.5);
}

.tour-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.8) 100%);
}

.tour-card__content {
    padding: var(--spacing-lg);
}

.tour-card__city {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-xs);
}

.tour-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.tour-card__desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tour-card__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.tour-card__meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.tour-card__meta svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.tour-card__lang {
    background: var(--color-bg-tertiary);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.tour-card__hover-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-lg);
    background: linear-gradient(180deg, transparent, rgba(99, 102, 241, 0.9));
    opacity: 0;
    transform: translateY(100%);
    transition: all var(--transition-base);
}

.tour-card:hover .tour-card__hover-content {
    opacity: 1;
    transform: translateY(0);
}

.tour-card__cta {
    font-weight: 600;
    color: var(--color-text-primary);
}

.featured-tours__cta {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

/* ==============================
   Cities Section
   ============================== */
.cities-section {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-secondary);
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.city-card {
    position: relative;
    padding: var(--spacing-2xl);
    background: var(--color-bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-align: center;
    transition: all var(--transition-base);
}

.city-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-accent-primary);
    box-shadow: var(--shadow-glow);
}

.city-card__bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.city-card:hover .city-card__bg {
    opacity: 0.15;
}

.city-card__content {
    position: relative;
    z-index: 1;
}

.city-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.city-card__count {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ==============================
   CTA Section
   ============================== */
.cta-section {
    padding: var(--spacing-4xl) 0;
}

.cta-card {
    position: relative;
    padding: var(--spacing-4xl);
    border-radius: var(--radius-xl);
    overflow: hidden;
    text-align: center;
}

.cta-card__bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0.15;
}

.cta-card__glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: var(--gradient-glow);
    border-radius: 50%;
    filter: blur(60px);
}

.cta-card__content {
    position: relative;
    z-index: 1;
}

.cta-card h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-md);
}

.cta-card p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 500px;
    margin: 0 auto var(--spacing-xl);
}

/* ==============================
   Empty State
   ============================== */
.empty-state {
    text-align: center;
    padding: var(--spacing-4xl) var(--spacing-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    fill: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.empty-state p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* ==============================
   Browse Page
   ============================== */
.browse-page {
    padding-top: 80px;
}

.browse-header {
    padding: var(--spacing-4xl) 0 var(--spacing-2xl);
    text-align: center;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.browse-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-md);
}

.browse-header p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

.browse-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl) 0 var(--spacing-4xl);
}

.browse-filters {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.filter-card {
    background: var(--color-bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.filter-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.filter-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.filter-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.filter-input,
.filter-select {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.filter-select {
    cursor: pointer;
}

.browse-content {
    min-width: 0;
}

.browse-results-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.browse-results-header strong {
    color: var(--color-accent-primary);
}

.browse-results__filters {
    display: inline-flex;
    gap: var(--spacing-sm);
    margin-left: var(--spacing-sm);
}

.tag {
    display: inline-block;
    padding: 2px 8px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
}

.tours-grid--browse {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

@media (max-width: 900px) {
    .browse-layout {
        grid-template-columns: 1fr;
    }

    .browse-filters {
        position: static;
    }
}

/* ==============================
   Footer
   ============================== */
.site-footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid var(--border-color);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-family-display);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer-logo svg {
    width: 24px;
    height: 24px;
    fill: var(--color-accent-primary);
}

.footer-tagline {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    max-width: 300px;
}

.footer-links {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-4xl);
}

.footer-links__group h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.footer-links__group a {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    padding: var(--spacing-xs) 0;
    transition: color var(--transition-fast);
}

.footer-links__group a:hover {
    color: var(--color-accent-primary);
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .footer-links {
        justify-content: flex-start;
        gap: var(--spacing-2xl);
    }
}

/* ==============================
   Navigation User Styles
   ============================== */
.nav-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-user__name {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
}

.nav-link--logout {
    color: var(--color-error) !important;
}

.nav-link--logout:hover {
    color: #ff6b6b !important;
}

.nav-link--signup {
    background: var(--gradient-primary);
    color: var(--color-text-primary) !important;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 600;
}

.nav-link--signup::after {
    display: none;
}

.nav-link--signup:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ==============================
   Authentication Pages
   ============================== */
.auth-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4xl) var(--spacing-lg);
    background: var(--color-bg-primary);
    position: relative;
    overflow: hidden;
}

.auth-section::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: var(--color-accent-primary);
    filter: blur(200px);
    opacity: 0.2;
    top: -200px;
    right: -200px;
}

.auth-section::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: var(--color-accent-secondary);
    filter: blur(150px);
    opacity: 0.15;
    bottom: -100px;
    left: -100px;
}

.auth-container {
    width: 100%;
    max-width: 440px;
    z-index: 1;
}

.auth-card {
    background: var(--color-bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.auth-logo svg {
    width: 32px;
    height: 32px;
    fill: white;
}

.auth-title {
    font-family: var(--font-family-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.auth-subtitle {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.auth-alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    font-size: 0.9rem;
}

.auth-alert--warning {
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--color-warning);
}

.auth-alert--error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-error);
}

.auth-alert ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.auth-alert li {
    padding: var(--spacing-xs) 0;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-family-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

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

.form-input:focus {
    outline: none;
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.auth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-family-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-top: var(--spacing-sm);
}

.auth-btn svg {
    width: 20px;
    height: 20px;
}

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

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

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.auth-footer p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.auth-link {
    color: var(--color-accent-primary);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.auth-link:hover {
    color: var(--color-accent-secondary);
}