/* =============================================
   AgentVerse — Marketplace d'Agents IA
   Design System & Global Styles
   ============================================= */

:root {
    /* Colors */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --primary-50: rgba(99, 102, 241, 0.08);
    --primary-100: rgba(99, 102, 241, 0.15);

    --accent: #06b6d4;
    --accent-light: #22d3ee;

    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --gray-950: #020617;

    --white: #ffffff;

    /* Gradient */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

    /* Typography */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* =============================================
   Reset & Base
   ============================================= */

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

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

body {
    font-family: var(--font);
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: var(--font);
}

input, select {
    font-family: var(--font);
    border: none;
    outline: none;
}

/* =============================================
   Layout
   ============================================= */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* =============================================
   Buttons
   ============================================= */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.5);
}

.btn-ghost {
    color: var(--gray-600);
    padding: 10px 16px;
}

.btn-ghost:hover {
    color: var(--primary);
    background: var(--primary-50);
}

.btn-outline {
    border: 2px solid var(--gray-200);
    color: var(--gray-700);
    background: var(--white);
    padding: 10px 24px;
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-50);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
    border-radius: var(--radius);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
}

/* =============================================
   Navbar
   ============================================= */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    color: var(--gray-900);
}

.logo i {
    font-size: 26px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-links {
    display: flex;
    gap: 8px;
}

.nav-links a {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius-sm);
}

.nav-links a:hover {
    color: var(--primary);
    background: var(--primary-50);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.hamburger span {
    width: 22px;
    height: 2px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: var(--transition);
}

/* =============================================
   Hero
   ============================================= */

.hero {
    position: relative;
    background: var(--gradient-hero);
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: #6366f1;
    top: -200px;
    right: -100px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: #06b6d4;
    bottom: -150px;
    left: -100px;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: #8b5cf6;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    color: var(--primary-light);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 28px;
}

.hero h1 {
    font-size: clamp(36px, 5vw, 60px);
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #818cf8, #22d3ee);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.hero-search {
    margin-bottom: 50px;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 6px 6px 6px 20px;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    max-width: 680px;
    margin: 0 auto 16px;
}

.search-box i {
    color: var(--gray-400);
    font-size: 18px;
    flex-shrink: 0;
}

.search-box input {
    flex: 1;
    padding: 14px 16px;
    font-size: 15px;
    color: var(--gray-800);
    background: transparent;
}

.search-box input::placeholder {
    color: var(--gray-400);
}

.btn-search {
    padding: 14px 28px;
    border-radius: var(--radius);
    font-size: 15px;
}

.search-tags {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.search-tags span {
    color: var(--gray-500);
    font-size: 13px;
}

.tag {
    padding: 4px 14px;
    font-size: 13px;
    color: var(--gray-300);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    transition: var(--transition);
    cursor: pointer;
}

.tag:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--primary-light);
    color: var(--primary-light);
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.stat strong {
    display: block;
    font-size: 28px;
    font-weight: 800;
    color: var(--white);
}

.stat span {
    font-size: 14px;
    color: var(--gray-400);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

/* =============================================
   Trusted By
   ============================================= */

.trusted-by {
    padding: 50px 0;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.trusted-label {
    text-align: center;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-400);
    margin-bottom: 24px;
}

.trusted-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trusted-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-300);
    transition: var(--transition);
}

.trusted-logo:hover {
    color: var(--gray-500);
}

.trusted-logo i {
    font-size: 20px;
}

/* =============================================
   Section Headers
   ============================================= */

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 56px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    background: var(--primary-50);
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-header p {
    font-size: 16px;
    color: var(--gray-500);
    line-height: 1.7;
}

/* =============================================
   Categories
   ============================================= */

.categories {
    padding: 100px 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.category-card {
    padding: 32px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.category-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--clr);
    background: color-mix(in srgb, var(--clr) 10%, transparent);
    margin-bottom: 20px;
}

.category-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.category-card p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 16px;
}

.category-count {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
}

/* =============================================
   Marketplace
   ============================================= */

.marketplace {
    padding: 100px 0;
    background: var(--gray-50);
}

.marketplace-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 36px;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-tabs {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 8px 18px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-500);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.filter-tab:hover {
    color: var(--primary);
    background: var(--primary-50);
}

.filter-tab.active {
    color: var(--white);
    background: var(--primary);
}

.sort-select select {
    padding: 10px 16px;
    font-size: 14px;
    color: var(--gray-600);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

/* Agent Cards */

.agents-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.agent-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

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

.agent-card-header {
    position: relative;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.agent-card-header .agent-visual {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 56px;
}

.agent-card-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-popular {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
}

.badge-new {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.badge-hot {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.agent-card-body {
    padding: 24px;
}

.agent-card-category {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}

.agent-card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
    line-height: 1.3;
}

.agent-card-desc {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.agent-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.agent-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
}

.agent-rating i {
    color: var(--warning);
    font-size: 13px;
}

.agent-rating span {
    font-size: 13px;
    font-weight: 400;
    color: var(--gray-400);
}

.agent-price {
    font-size: 20px;
    font-weight: 800;
    color: var(--gray-900);
}

.agent-price .price-period {
    font-size: 13px;
    font-weight: 400;
    color: var(--gray-400);
}

.agent-seller {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.seller-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    color: var(--white);
}

.agent-seller .seller-name {
    font-size: 13px;
    color: var(--gray-500);
}

.agent-seller .seller-name strong {
    color: var(--gray-700);
}

.load-more-container {
    text-align: center;
    margin-top: 48px;
}

/* =============================================
   How It Works
   ============================================= */

.how-it-works {
    padding: 100px 0;
}

.steps-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 60px;
    align-items: start;
}

.steps-divider {
    width: 1px;
    height: 100%;
    min-height: 300px;
    background: var(--gray-200);
}

.steps-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.steps-title i {
    color: var(--primary);
}

.step {
    display: flex;
    gap: 20px;
    margin-bottom: 32px;
}

.step-number {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: 50%;
    background: var(--primary-50);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 800;
}

.step-content h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.step-content p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* =============================================
   Sell CTA
   ============================================= */

.sell-cta {
    padding: 100px 0;
    background: var(--gray-50);
}

.sell-cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.sell-cta-text h2 {
    font-size: clamp(28px, 3vw, 38px);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 16px;
    line-height: 1.2;
}

.sell-cta-text p {
    font-size: 16px;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 28px;
}

.sell-features {
    list-style: none;
    margin-bottom: 36px;
}

.sell-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--gray-700);
    margin-bottom: 14px;
}

.sell-features li i {
    color: var(--success);
    font-size: 18px;
}

/* Earnings Card */

.earnings-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
}

.earnings-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 12px;
}

.earnings-header i {
    color: var(--success);
}

.earnings-amount {
    font-size: 42px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.earnings-change {
    font-size: 14px;
    font-weight: 600;
    color: var(--success);
    margin-bottom: 28px;
}

.earnings-change i {
    font-size: 12px;
}

.earnings-chart {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    height: 100px;
    margin-bottom: 24px;
    padding: 0 8px;
}

.earnings-chart .bar {
    flex: 1;
    height: var(--h);
    background: var(--gray-200);
    border-radius: 6px 6px 0 0;
    transition: var(--transition);
}

.earnings-chart .bar.active {
    background: var(--gradient-primary);
}

.earnings-chart .bar:hover {
    background: var(--primary-light);
}

.earnings-footer {
    display: flex;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid var(--gray-100);
    font-size: 14px;
    color: var(--gray-500);
}

.earnings-footer strong {
    color: var(--gray-900);
}

.earnings-footer i {
    color: var(--warning);
    font-size: 12px;
}

/* =============================================
   Testimonials
   ============================================= */

.testimonials {
    padding: 100px 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    padding: 32px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.testimonial-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 16px;
}

.testimonial-stars i {
    color: var(--warning);
    font-size: 14px;
}

.testimonial-card > p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: var(--white);
    background: var(--bg);
}

.testimonial-author strong {
    display: block;
    font-size: 15px;
    color: var(--gray-900);
}

.testimonial-author span {
    font-size: 13px;
    color: var(--gray-400);
}

/* =============================================
   Newsletter
   ============================================= */

.newsletter {
    padding: 80px 0;
    background: var(--gradient-hero);
}

.newsletter-content {
    text-align: center;
    max-width: 540px;
    margin: 0 auto;
}

.newsletter h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

.newsletter p {
    font-size: 15px;
    color: var(--gray-400);
    margin-bottom: 28px;
    line-height: 1.7;
}

.newsletter-form {
    display: flex;
    gap: 8px;
    max-width: 460px;
    margin: 0 auto 12px;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 20px;
    font-size: 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    color: var(--white);
}

.newsletter-form input::placeholder {
    color: var(--gray-400);
}

.newsletter-form input:focus {
    border-color: var(--primary-light);
    background: rgba(255, 255, 255, 0.15);
}

.newsletter-note {
    font-size: 12px;
    color: var(--gray-500);
}

.newsletter-note i {
    margin-right: 4px;
}

/* =============================================
   Footer
   ============================================= */

.footer {
    padding: 80px 0 0;
    background: var(--gray-950);
    color: var(--gray-400);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 16px;
    color: var(--white);
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    color: var(--gray-400);
    font-size: 16px;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--white);
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-col a {
    display: block;
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 12px;
}

.footer-col a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 13px;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

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

.footer-legal a:hover {
    color: var(--primary-light);
}

/* =============================================
   Modals
   ============================================= */

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-xl);
    max-width: 720px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    transform: scale(0.95) translateY(20px);
    transition: var(--transition-slow);
    position: relative;
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-sm {
    max-width: 440px;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    background: var(--gray-100);
    z-index: 10;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--gray-200);
    color: var(--gray-800);
}

.modal-body {
    padding: 40px;
}

/* Modal Agent Detail */

.modal-agent-header {
    display: flex;
    gap: 24px;
    margin-bottom: 28px;
}

.modal-agent-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    flex-shrink: 0;
}

.modal-agent-info h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.modal-agent-info .modal-category {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}

.modal-agent-info .modal-seller {
    font-size: 14px;
    color: var(--gray-500);
}

.modal-agent-info .modal-seller strong {
    color: var(--gray-700);
}

.modal-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 28px;
}

.modal-stat {
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius);
    text-align: center;
}

.modal-stat-value {
    font-size: 22px;
    font-weight: 800;
    color: var(--gray-900);
}

.modal-stat-label {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 2px;
}

.modal-description {
    margin-bottom: 28px;
}

.modal-description h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.modal-description p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

.modal-features {
    list-style: none;
    margin-bottom: 32px;
}

.modal-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--gray-600);
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
}

.modal-features li i {
    color: var(--success);
}

.modal-actions {
    display: flex;
    gap: 12px;
}

.modal-actions .btn {
    flex: 1;
    justify-content: center;
    padding: 14px 24px;
}

/* Auth Modal */

.auth-form h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.auth-form > p {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    color: var(--gray-800);
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-100);
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 20px 0;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}

.auth-divider span {
    font-size: 13px;
    color: var(--gray-400);
}

.auth-switch {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: var(--gray-500);
}

.auth-switch a {
    color: var(--primary);
    font-weight: 600;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* =============================================
   Toast
   ============================================= */

.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 14px 24px;
    background: var(--gray-900);
    color: var(--white);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
    max-width: 360px;
}

.toast i {
    font-size: 18px;
}

.toast-success i { color: var(--success); }
.toast-error i { color: var(--danger); }
.toast-info i { color: var(--accent); }

@keyframes toastIn {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toastOut {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to { opacity: 0; transform: translateY(-10px) scale(0.95); }
}

/* =============================================
   Animations
   ============================================= */

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

.hero-content > * {
    animation: fadeInUp 0.6s ease backwards;
}

.hero-content > :nth-child(1) { animation-delay: 0.1s; }
.hero-content > :nth-child(2) { animation-delay: 0.2s; }
.hero-content > :nth-child(3) { animation-delay: 0.3s; }
.hero-content > :nth-child(4) { animation-delay: 0.4s; }
.hero-content > :nth-child(5) { animation-delay: 0.5s; }
.hero-content > :nth-child(6) { animation-delay: 0.6s; }

/* =============================================
   Responsive
   ============================================= */

@media (max-width: 1024px) {
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .agents-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sell-cta-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 16px 24px;
        flex-direction: column;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-md);
    }

    .nav-links.active {
        display: flex;
    }

    .hamburger {
        display: flex;
    }

    #btnLogin {
        display: none;
    }

    .hero {
        padding: 130px 0 80px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .search-box {
        flex-direction: column;
        padding: 12px;
        gap: 8px;
    }

    .search-box input {
        width: 100%;
        text-align: center;
    }

    .btn-search {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat strong {
        font-size: 22px;
    }

    .categories-grid,
    .agents-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .steps-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .steps-divider {
        display: none;
    }

    .modal-agent-header {
        flex-direction: column;
    }

    .modal-stats {
        grid-template-columns: 1fr;
    }

    .modal-actions {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .footer-legal {
        flex-direction: column;
        gap: 8px;
    }

    .newsletter-form {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .trusted-logos {
        gap: 24px;
    }

    .filter-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 4px;
    }
}

/* =============================================
   Scrollbar
   ============================================= */

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

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

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

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

/* =============================================
   Nav Logged-In State
   ============================================= */

.nav-auth {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-auth.hidden {
    display: none;
}

.nav-logged-in {
    gap: 12px;
}

.nav-user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.nav-user-avatar:hover {
    transform: scale(1.08);
    box-shadow: 0 0 0 3px var(--primary-100);
}

/* =============================================
   Cart Button & Dropdown
   ============================================= */

.nav-cart {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    background: var(--gray-100);
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
}

.nav-cart:hover {
    background: var(--primary-50);
    color: var(--primary);
}

.cart-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    background: var(--danger);
    color: var(--white);
    font-size: 10px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border: 2px solid var(--white);
    transition: var(--transition);
}

.cart-badge.empty {
    background: var(--gray-300);
}

.cart-badge.pulse {
    animation: cartPulse 0.4s ease;
}

@keyframes cartPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.4); }
    100% { transform: scale(1); }
}

/* Cart Dropdown */

.cart-dropdown {
    position: absolute;
    top: 72px;
    right: 24px;
    width: 380px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    z-index: 1500;
    overflow: hidden;
    animation: dropdownIn 0.25s ease;
}

.cart-dropdown.hidden {
    display: none;
}

@keyframes dropdownIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.cart-dropdown-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-100);
}

.cart-dropdown-header h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-dropdown-header h4 i {
    color: var(--primary);
}

.cart-items {
    max-height: 320px;
    overflow-y: auto;
}

.cart-empty {
    text-align: center;
    padding: 40px 20px;
}

.cart-empty i {
    font-size: 32px;
    color: var(--gray-300);
    margin-bottom: 10px;
}

.cart-empty p {
    font-size: 14px;
    color: var(--gray-400);
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--gray-50);
    transition: var(--transition);
}

.cart-item:hover {
    background: var(--gray-50);
}

.cart-item-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.cart-item-icon img {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.cart-item-info {
    flex: 1;
    min-width: 0;
}

.cart-item-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-800);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-seller {
    font-size: 12px;
    color: var(--gray-400);
}

.cart-item-price {
    font-size: 15px;
    font-weight: 800;
    color: var(--gray-900);
    white-space: nowrap;
}

.cart-item-remove {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.cart-item-remove:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.cart-dropdown-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--gray-100);
    background: var(--gray-50);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    font-size: 14px;
    color: var(--gray-500);
}

.cart-total strong {
    font-size: 22px;
    color: var(--gray-900);
}

@media (max-width: 480px) {
    .cart-dropdown {
        right: 12px;
        left: 12px;
        width: auto;
    }
}

/* =============================================
   Sell Modal — Multi-step Form
   ============================================= */

.modal-lg {
    max-width: 680px;
}

/* Step Indicator */

.sell-steps-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 40px;
    padding: 0 20px;
}

.sell-step-dot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    position: relative;
    z-index: 1;
}

.sell-step-dot .dot-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gray-200);
    color: var(--gray-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    transition: var(--transition);
}

.sell-step-dot.active .dot-number {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.4);
}

.sell-step-dot.done .dot-number {
    background: var(--success);
    color: var(--white);
}

.sell-step-dot .dot-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--gray-400);
    white-space: nowrap;
}

.sell-step-dot.active .dot-label,
.sell-step-dot.done .dot-label {
    color: var(--gray-700);
}

.sell-step-line {
    flex: 1;
    height: 2px;
    background: var(--gray-200);
    margin: 0 8px;
    margin-bottom: 20px;
    transition: var(--transition);
    min-width: 40px;
}

.sell-step-line.active {
    background: var(--primary-light);
}

/* Step Content */

.sell-step {
    animation: fadeInUp 0.4s ease;
}

.sell-step.hidden {
    display: none;
}

.sell-step-header {
    text-align: center;
    margin-bottom: 32px;
}

.sell-step-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-50);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin: 0 auto 16px;
}

.sell-step-header h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.sell-step-header p {
    font-size: 14px;
    color: var(--gray-500);
    max-width: 460px;
    margin: 0 auto;
    line-height: 1.6;
}

.sell-form-section {
    margin-bottom: 28px;
}

/* Form Enhancements */

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.sell-form-section .form-group {
    margin-bottom: 22px;
}

.sell-form-section .form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.sell-form-section .form-group label i {
    color: var(--primary);
    font-size: 13px;
    width: 16px;
    text-align: center;
}

.label-hint {
    font-weight: 400;
    color: var(--gray-400);
    font-size: 12px;
}

.sell-form-section .form-group input,
.sell-form-section .form-group select,
.sell-form-section .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    font-family: var(--font);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    color: var(--gray-800);
    background: var(--white);
    transition: var(--transition);
}

.sell-form-section .form-group input:focus,
.sell-form-section .form-group select:focus,
.sell-form-section .form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-100);
    outline: none;
}

.sell-form-section .form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.sell-form-section .form-group select {
    cursor: pointer;
    appearance: auto;
}

.char-count {
    text-align: right;
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 4px;
}

/* Emoji Picker */

.emoji-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.emoji-btn {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--gray-200);
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--white);
}

.emoji-btn:hover {
    border-color: var(--primary-light);
    background: var(--primary-50);
    transform: scale(1.1);
}

.emoji-btn.selected {
    border-color: var(--primary);
    background: var(--primary-50);
    box-shadow: 0 0 0 3px var(--primary-100);
}

/* Pricing Options */

.pricing-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.pricing-option {
    cursor: pointer;
    display: block;
}

.pricing-option input {
    display: none;
}

.pricing-option-content {
    padding: 20px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
}

.pricing-option-content i {
    font-size: 24px;
    color: var(--gray-400);
    margin-bottom: 10px;
    display: block;
}

.pricing-option-content strong {
    display: block;
    font-size: 14px;
    color: var(--gray-800);
    margin-bottom: 4px;
}

.pricing-option-content span {
    font-size: 12px;
    color: var(--gray-400);
}

.pricing-option.selected .pricing-option-content,
.pricing-option input:checked + .pricing-option-content {
    border-color: var(--primary);
    background: var(--primary-50);
}

.pricing-option.selected .pricing-option-content i,
.pricing-option input:checked + .pricing-option-content i {
    color: var(--primary);
}

/* Input with addon */

.input-with-addon {
    display: flex;
    align-items: stretch;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: var(--transition);
}

.input-with-addon:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-100);
}

.input-addon,
.input-addon-right {
    padding: 12px 16px;
    background: var(--gray-50);
    color: var(--gray-500);
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    border-right: 1px solid var(--gray-200);
}

.input-addon-right {
    border-right: none;
    border-left: 1px solid var(--gray-200);
}

.input-with-addon input {
    flex: 1;
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 600;
    border: none !important;
    box-shadow: none !important;
    outline: none;
}

/* Pricing Summary */

.pricing-summary {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin: 24px 0;
    border: 1px solid var(--gray-200);
}

.pricing-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    font-size: 14px;
    color: var(--gray-500);
}

.pricing-summary-row strong {
    color: var(--gray-900);
    font-size: 16px;
}

.pricing-summary-row.total {
    border-top: 2px solid var(--gray-200);
    margin-top: 8px;
    padding-top: 16px;
}

.pricing-summary-row.total strong {
    color: var(--success);
    font-size: 22px;
}

/* Navigation */

.sell-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--gray-100);
}

/* Preview Card */

.preview-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-700);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.preview-label i {
    color: var(--primary);
}

.preview-card-wrapper {
    margin-bottom: 28px;
}

.preview-agent-card {
    max-width: 360px;
    margin: 0 auto;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.preview-agent-card .agent-card-header {
    height: 150px;
}

.preview-agent-card .agent-card-body {
    padding: 20px;
}

/* Preview Details */

.preview-details {
    margin-bottom: 24px;
}

.preview-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.preview-detail-item {
    padding: 14px 16px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-100);
}

.preview-detail-item .detail-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.preview-detail-item .detail-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-800);
}

/* Publish Notice */

.publish-notice {
    display: flex;
    gap: 14px;
    padding: 18px 20px;
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: var(--radius);
}

.publish-notice > i {
    color: #3b82f6;
    font-size: 20px;
    margin-top: 2px;
}

.publish-notice strong {
    display: block;
    font-size: 14px;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.publish-notice p {
    font-size: 13px;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

/* =============================================
   Custom Category Input
   ============================================= */

.custom-category-input {
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.custom-category-input.hidden {
    display: none;
}

.input-with-icon {
    flex: 1;
    display: flex;
    align-items: center;
    border: 2px solid var(--primary);
    border-radius: var(--radius-sm);
    padding: 0 14px;
    background: var(--primary-50);
    transition: var(--transition);
}

.input-with-icon i {
    color: var(--primary);
    font-size: 14px;
    margin-right: 10px;
}

.input-with-icon input {
    flex: 1;
    padding: 10px 0;
    font-size: 14px;
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    color: var(--gray-800);
    outline: none;
}

/* =============================================
   Icon Mode Tabs (Emoji / Upload)
   ============================================= */

.icon-mode-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 14px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    padding: 4px;
}

.icon-mode-tab {
    flex: 1;
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-500);
    border-radius: 6px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.icon-mode-tab:hover {
    color: var(--gray-700);
}

.icon-mode-tab.active {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.icon-mode-content.hidden {
    display: none;
}

/* Upload Zone */

.upload-zone {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    padding: 8px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--primary);
    background: var(--primary-50);
}

.upload-placeholder {
    text-align: center;
    padding: 32px 20px;
}

.upload-placeholder i {
    font-size: 36px;
    color: var(--gray-300);
    margin-bottom: 12px;
    display: block;
}

.upload-zone:hover .upload-placeholder i,
.upload-zone.dragover .upload-placeholder i {
    color: var(--primary-light);
}

.upload-placeholder p {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: 4px;
}

.upload-placeholder span {
    font-size: 12px;
    color: var(--gray-400);
}

.upload-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 16px;
}

.upload-preview.hidden {
    display: none;
}

.upload-preview img {
    width: 120px;
    height: 120px;
    border-radius: var(--radius);
    object-fit: cover;
    border: 2px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.upload-remove {
    font-size: 13px;
    font-weight: 600;
    color: var(--danger);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.upload-remove:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* =============================================
   Responsive — Sell Modal
   ============================================= */

@media (max-width: 768px) {
    .modal-lg {
        max-width: 100%;
    }

    .modal-lg .modal-body {
        padding: 24px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .pricing-options {
        grid-template-columns: 1fr;
    }

    .sell-steps-indicator {
        padding: 0;
    }

    .sell-step-dot .dot-label {
        font-size: 10px;
    }

    .sell-step-dot .dot-number {
        width: 30px;
        height: 30px;
        font-size: 12px;
    }

    .preview-details-grid {
        grid-template-columns: 1fr;
    }
}

/* =============================================
   Google Sign-In Button (Official branding)
   ============================================= */

.btn-google {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 12px 20px;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font);
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    transition: var(--transition);
}

.btn-google:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
    box-shadow: var(--shadow-sm);
}

.btn-google:active {
    transform: scale(0.98);
}

.btn-google svg {
    flex-shrink: 0;
}

/* =============================================
   Checkout Modal
   ============================================= */

.modal-checkout {
    max-width: 540px;
}

.checkout-header {
    text-align: center;
    margin-bottom: 32px;
}

.checkout-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981, #059669);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin: 0 auto 16px;
}

.checkout-header h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.checkout-header p {
    font-size: 14px;
    color: var(--gray-500);
}

/* Checkout Summary */

.checkout-summary {
    margin-bottom: 28px;
}

.checkout-summary h3 {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-700);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.checkout-summary h3 i {
    color: var(--primary);
}

.checkout-items {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 16px;
}

.checkout-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--gray-100);
}

.checkout-item:last-child {
    border-bottom: none;
}

.checkout-item-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.checkout-item-icon img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.checkout-item-info {
    flex: 1;
    min-width: 0;
}

.checkout-item-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-800);
}

.checkout-item-seller {
    font-size: 12px;
    color: var(--gray-400);
}

.checkout-item-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--gray-900);
    white-space: nowrap;
}

/* Totals */

.checkout-totals {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 16px 20px;
    border: 1px solid var(--gray-200);
}

.checkout-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: 14px;
    color: var(--gray-500);
}

.checkout-total-row {
    border-top: 2px solid var(--gray-200);
    margin-top: 8px;
    padding-top: 12px;
}

.checkout-total-row strong {
    font-size: 20px;
    color: var(--gray-900);
}

/* Stripe Payment Section */

.checkout-payment {
    margin-bottom: 24px;
    text-align: center;
}

.checkout-secure-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 18px;
    font-size: 13px;
    color: var(--gray-500);
}

.checkout-secure-badge i {
    color: var(--success);
    font-size: 16px;
}

.stripe-logo {
    margin-left: 2px;
}

.btn-stripe-pay {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 16px 28px;
    background: linear-gradient(135deg, #635BFF, #7B73FF);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(99, 91, 255, 0.4);
    margin-bottom: 18px;
}

.btn-stripe-pay:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(99, 91, 255, 0.5);
}

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

.btn-stripe-pay i {
    font-size: 18px;
}

.btn-stripe-pay.loading {
    pointer-events: none;
    opacity: 0.8;
}

.checkout-methods {
    font-size: 12px;
    color: var(--gray-400);
}

.checkout-methods span {
    display: block;
    margin-bottom: 8px;
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: 12px;
    font-size: 24px;
    color: var(--gray-300);
}

/* Legal */

.checkout-legal {
    padding: 16px 20px;
    background: var(--gray-50);
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
}

.checkout-legal p {
    font-size: 12px;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 8px;
    display: flex;
    gap: 8px;
    text-align: left;
}

.checkout-legal p:last-child {
    margin-bottom: 0;
}

.checkout-legal p i {
    color: var(--success);
    font-size: 14px;
    margin-top: 2px;
    flex-shrink: 0;
}

.checkout-legal a {
    color: var(--primary);
    text-decoration: underline;
}

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

@media (max-width: 768px) {
    .modal-checkout {
        max-width: 100%;
    }
}

/* ==========================================
   PROFILE CHOICE MODAL
   ========================================== */

.modal-profile {
    max-width: 720px;
    width: 95%;
    border-radius: 20px;
    overflow: hidden;
}

.profile-choice-header {
    text-align: center;
    padding: 40px 20px 20px;
}

.profile-choice-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 28px;
    color: white;
}

.profile-choice-header h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.profile-choice-header p {
    color: var(--gray-500);
    font-size: 15px;
}

.profile-choices {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 20px 30px;
}

.profile-card {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: 16px;
    padding: 28px 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.profile-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.15);
}

.profile-card:active {
    transform: translateY(-2px);
}

.profile-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.profile-card-icon.buyer-icon {
    background: linear-gradient(135deg, #e0f2fe, #bae6fd);
    color: #0284c7;
}

.profile-card-icon.seller-icon {
    background: linear-gradient(135deg, #ede9fe, #ddd6fe);
    color: #7c3aed;
}

.profile-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
}

.profile-card > p {
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.5;
    margin: 0;
}

.profile-card ul {
    list-style: none;
    padding: 0;
    margin: 4px 0 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.profile-card ul li {
    font-size: 13px;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 8px;
}

.profile-card ul li i {
    color: var(--success);
    font-size: 12px;
}

.profile-card-cta {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    transition: gap 0.3s;
}

.profile-card:hover .profile-card-cta {
    gap: 10px;
}

.profile-choice-note {
    text-align: center;
    font-size: 13px;
    color: var(--gray-400);
    padding: 10px 20px 30px;
}

.profile-choice-note i {
    margin-right: 4px;
}

@media (max-width: 640px) {
    .profile-choices {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 16px;
    }
    .profile-card {
        padding: 20px;
    }
}

/* ==========================================
   VIEW TOGGLE (Seller: switch buyer/seller view)
   ========================================== */

.view-toggle {
    display: flex;
    align-items: center;
    background: var(--gray-100);
    border-radius: 10px;
    padding: 3px;
    gap: 2px;
}

.view-toggle-btn {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    border: none;
    background: transparent;
    color: var(--gray-400);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.25s ease;
}

.view-toggle-btn.active {
    background: white;
    color: var(--primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.view-toggle-btn:hover:not(.active) {
    color: var(--gray-600);
}

/* ==========================================
   PROFILE-BASED VISIBILITY
   ========================================== */

.seller-only-el {
    display: none;
}

body.profile-seller .seller-only-el {
    display: flex;
}

body.profile-buyer .seller-section {
    display: none;
}

body.profile-buyer .nav-link-seller-only {
    display: none;
}

body.seller-view-buyer .seller-only-el {
    display: none !important;
}

body.seller-view-buyer .seller-section {
    display: none !important;
}

/* ==========================================
   USER MENU DROPDOWN
   ========================================== */

.user-menu-wrapper {
    position: relative;
}

.user-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid var(--gray-200);
    min-width: 220px;
    z-index: 1000;
    overflow: hidden;
    animation: menuSlideIn 0.2s ease;
}

@keyframes menuSlideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.user-menu.hidden {
    display: none;
}

.user-menu-header {
    padding: 14px 16px 6px;
    font-weight: 600;
    font-size: 14px;
    color: var(--gray-800);
}

.user-menu-profile-badge {
    padding: 4px 16px 12px;
    font-size: 12px;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    gap: 6px;
    border-bottom: 1px solid var(--gray-100);
}

.user-menu-profile-badge i {
    font-size: 8px;
}

.user-menu-profile-badge.badge-buyer i { color: #0284c7; }
.user-menu-profile-badge.badge-seller i { color: #7c3aed; }

.user-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 16px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 13px;
    color: var(--gray-600);
    transition: background 0.15s, color 0.15s;
    text-align: left;
}

.user-menu-item:hover {
    background: var(--gray-50);
    color: var(--gray-800);
}

.user-menu-item i {
    width: 16px;
    text-align: center;
    font-size: 14px;
}

.user-menu-logout {
    border-top: 1px solid var(--gray-100);
    color: var(--error);
}

.user-menu-logout:hover {
    background: #fef2f2;
    color: #dc2626;
}