/* ============================================
   FideliAI — Style System
   Brand: Indigo #6366F1 / Emerald #10B981
   ============================================ */

:root {
    --primary: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #A5B4FC;
    --secondary: #10B981;
    --secondary-dark: #059669;
    --accent: #F59E0B;
    --dark: #1E1B4B;
    --dark-800: #312E81;
    --gray-900: #111827;
    --gray-800: #1F2937;
    --gray-700: #374151;
    --gray-600: #4B5563;
    --gray-500: #6B7280;
    --gray-400: #9CA3AF;
    --gray-300: #D1D5DB;
    --gray-200: #E5E7EB;
    --gray-100: #F3F4F6;
    --gray-50: #F9FAFB;
    --white: #FFFFFF;
    --danger: #EF4444;
    --warning: #F59E0B;
    --success: #10B981;
    --info: #3B82F6;
    --gradient: linear-gradient(135deg, #6366F1, #8B5CF6);
    --gradient-hero: linear-gradient(135deg, #1E1B4B 0%, #312E81 50%, #4F46E5 100%);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px -3px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 40px -5px rgba(0,0,0,0.2);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --sidebar-width: 260px;
    --topbar-height: 64px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--gray-900);
    background: var(--gray-50);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }
img { max-width: 100%; }

/* ============================================
   LANDING PAGE
   ============================================ */

/* Nav */
.landing-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 16px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.3s, box-shadow 0.3s;
}

.landing-nav.scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}

.nav-logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: var(--secondary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.landing-nav.scrolled .nav-logo { color: var(--dark); }

.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
    color: rgba(255,255,255,0.8);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }
.landing-nav.scrolled .nav-links a { color: var(--gray-600); }
.landing-nav.scrolled .nav-links a:hover { color: var(--primary); }

/* Hamburger menu */
.hamburger-btn {
    display: none;
    background: transparent;
    color: var(--white);
    font-size: 28px;
    padding: 4px 8px;
    border: none;
    cursor: pointer;
    z-index: 101;
    transition: color 0.2s;
}
.landing-nav.scrolled .hamburger-btn { color: var(--dark); }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 15px;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--white);
}
.btn-secondary:hover {
    background: var(--secondary-dark);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--white);
}

.btn-ghost {
    background: transparent;
    color: var(--primary);
}
.btn-ghost:hover { background: var(--gray-100); }

.btn-lg { padding: 14px 32px; font-size: 17px; border-radius: var(--radius); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-icon { width: 40px; height: 40px; padding: 0; border-radius: var(--radius-sm); }

/* Hero */
.hero {
    background: var(--gradient-hero);
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 40px 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99,102,241,0.3), transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(16,185,129,0.2), transparent 70%);
    border-radius: 50%;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-text h1 {
    font-size: 56px;
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-text h1 span {
    background: linear-gradient(135deg, var(--secondary), #34D399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 20px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-buttons { display: flex; gap: 16px; }

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat h3 {
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
}

.hero-stat p {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    margin-bottom: 0;
}

.hero-visual {
    display: flex;
    justify-content: center;
}

.hero-mockup {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 24px;
    padding: 32px;
    width: 380px;
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.mockup-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.mockup-name h4 { color: var(--white); font-size: 16px; }
.mockup-name p { color: rgba(255,255,255,0.5); font-size: 13px; margin-bottom: 0; }

.mockup-points {
    text-align: center;
    padding: 24px;
    background: rgba(255,255,255,0.05);
    border-radius: 16px;
    margin-bottom: 20px;
}

.mockup-points .points-value {
    font-size: 48px;
    font-weight: 800;
    color: var(--secondary);
}

.mockup-points .points-label {
    color: rgba(255,255,255,0.5);
    font-size: 14px;
}

.mockup-rewards {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mockup-reward {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    color: var(--white);
    font-size: 14px;
}

.mockup-reward .reward-points {
    color: var(--secondary);
    font-weight: 700;
    font-size: 13px;
}

/* Sections */
.section {
    padding: 100px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(99,102,241,0.1);
    color: var(--primary);
    font-weight: 600;
    font-size: 13px;
    border-radius: 100px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px;
    border: 1px solid var(--gray-200);
    transition: all 0.3s;
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: rgba(99,102,241,0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--dark);
}

.feature-card p {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.7;
}

/* Pricing */
.pricing-section {
    background: var(--gray-100);
    padding: 100px 40px;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 2px solid var(--gray-200);
    position: relative;
    transition: all 0.3s;
}

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

.pricing-card.popular {
    border-color: var(--primary);
    transform: scale(1.05);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-4px);
}

.popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--white);
    padding: 6px 20px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pricing-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.pricing-card .price {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 4px;
}

.pricing-card .price span {
    font-size: 18px;
    font-weight: 500;
    color: var(--gray-500);
}

.pricing-card .price-desc {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 32px;
}

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

.pricing-features li {
    padding: 8px 0;
    font-size: 15px;
    color: var(--gray-700);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li::before {
    content: '✓';
    color: var(--secondary);
    font-weight: 700;
}

.pricing-features li.disabled {
    color: var(--gray-400);
}

.pricing-features li.disabled::before {
    content: '—';
    color: var(--gray-300);
}

.pricing-card .btn { width: 100%; }

/* Demo */
.demo-section { background: var(--dark); padding: 80px 40px; }
.demo-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}
.demo-content h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
}
.demo-content p {
    font-size: 18px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 32px;
}

/* Footer */
.landing-footer {
    background: var(--gray-900);
    padding: 60px 40px 30px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .nav-logo { color: var(--white); margin-bottom: 16px; }
.footer-brand p { color: var(--gray-500); font-size: 14px; line-height: 1.7; }

.footer-col h4 {
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.footer-col a {
    display: block;
    color: var(--gray-500);
    font-size: 14px;
    padding: 6px 0;
    transition: color 0.2s;
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid var(--gray-800);
    text-align: center;
    color: var(--gray-600);
    font-size: 14px;
}

/* ============================================
   DASHBOARD
   ============================================ */

/* Auth screens */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    padding: 20px;
}

.auth-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
}

.auth-card h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 8px;
    text-align: center;
}

.auth-card .auth-subtitle {
    text-align: center;
    color: var(--gray-500);
    margin-bottom: 32px;
}

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

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

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 15px;
    transition: border-color 0.2s;
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

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

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

textarea.form-control { resize: vertical; min-height: 80px; }

/* Dashboard Layout */
.dashboard-layout {
    min-height: 100vh;
}

.sidebar {
    background: var(--dark);
    color: var(--white);
    padding: 24px 0;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: var(--sidebar-width);
    overflow-y: auto;
    z-index: 50;
    display: flex;
    flex-direction: column;
}

.sidebar-logo {
    padding: 0 24px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 16px;
    font-size: 22px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-logo .logo-icon {
    width: 32px;
    height: 32px;
    background: var(--secondary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.sidebar-nav { flex: 1; padding: 0 12px; }

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: rgba(255,255,255,0.6);
    font-size: 15px;
    font-weight: 500;
    transition: all 0.2s;
    margin-bottom: 2px;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.nav-item:hover {
    background: rgba(255,255,255,0.08);
    color: var(--white);
}

.nav-item.active {
    background: var(--primary);
    color: var(--white);
}

.nav-item .nav-icon {
    font-size: 20px;
    width: 24px;
    text-align: center;
}

.nav-section-title {
    padding: 16px 16px 8px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: rgba(255,255,255,0.3);
}

.sidebar-footer {
    padding: 16px 12px;
    border-top: 1px solid rgba(255,255,255,0.08);
    margin-top: auto;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
}

.sidebar-user-avatar {
    width: 36px;
    height: 36px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.sidebar-user-info h4 { font-size: 14px; font-weight: 600; }
.sidebar-user-info p { font-size: 12px; color: rgba(255,255,255,0.5); }

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    padding: 32px;
    min-height: 100vh;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 32px;
}

.topbar h1 {
    font-size: 28px;
    font-weight: 800;
    color: var(--dark);
    flex: 1;
    min-width: 200px;
}

.topbar-actions { display: flex; gap: 12px; align-items: center; }

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.kpi-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--gray-200);
}

.kpi-card .kpi-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.kpi-card .kpi-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.kpi-icon.blue { background: rgba(59,130,246,0.1); }
.kpi-icon.green { background: rgba(16,185,129,0.1); }
.kpi-icon.purple { background: rgba(99,102,241,0.1); }
.kpi-icon.amber { background: rgba(245,158,11,0.1); }

.kpi-card .kpi-label {
    font-size: 13px;
    color: var(--gray-500);
    font-weight: 500;
}

.kpi-card .kpi-value {
    font-size: 32px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 4px;
}

.kpi-card .kpi-change {
    font-size: 13px;
    font-weight: 600;
}

.kpi-change.positive { color: var(--success); }
.kpi-change.negative { color: var(--danger); }

/* Cards / Panels */
.panel {
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    margin-bottom: 24px;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
}

.panel-header h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--dark);
}

.panel-body { padding: 24px; }

/* Tables */
.table-container { overflow-x: auto; }

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-500);
    border-bottom: 2px solid var(--gray-200);
}

.data-table td {
    padding: 14px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--gray-100);
}

.data-table tr:hover { background: var(--gray-50); }

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success { background: rgba(16,185,129,0.1); color: var(--success); }
.badge-warning { background: rgba(245,158,11,0.1); color: var(--warning); }
.badge-danger { background: rgba(239,68,68,0.1); color: var(--danger); }
.badge-info { background: rgba(59,130,246,0.1); color: var(--info); }
.badge-primary { background: rgba(99,102,241,0.1); color: var(--primary); }

/* Modules content */
.module-section { display: none; }
.module-section.active { display: block; }

.config-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.chart-placeholder {
    height: 280px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 15px;
    border: 2px dashed var(--gray-200);
}

.stat-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.stat-bar-label {
    font-size: 14px;
    color: var(--gray-600);
    min-width: 120px;
}

.stat-bar-track {
    flex: 1;
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.stat-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

.stat-bar-value {
    font-size: 14px;
    font-weight: 700;
    min-width: 50px;
    text-align: right;
}

/* AI Agent */
.ai-chat {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ai-message {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.ai-avatar {
    width: 36px;
    height: 36px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    flex-shrink: 0;
}

.ai-bubble {
    background: var(--gray-50);
    border-radius: 12px 12px 12px 4px;
    padding: 16px;
    max-width: 80%;
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-700);
}

.ai-bubble strong { color: var(--dark); }

.ai-input-bar {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

.ai-input-bar input { flex: 1; }

/* Empty states */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-500);
}

.empty-state .empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

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

/* ============================================
   CARD (Cliente PWA)
   ============================================ */

.card-app {
    min-height: 100vh;
    background: var(--gradient-hero);
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.card-container {
    max-width: 420px;
    width: 100%;
}

.card-header {
    text-align: center;
    padding: 40px 0 24px;
}

.card-header .card-merchant {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 4px;
}

.card-header h1 {
    font-size: 24px;
    font-weight: 800;
    color: var(--white);
}

.loyalty-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 20px;
    padding: 32px;
    margin-bottom: 20px;
    text-align: center;
}

.card-customer-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 4px;
}

.card-level {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(16,185,129,0.2);
    color: var(--secondary);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 24px;
}

.card-points-display {
    margin-bottom: 24px;
}

.card-points-value {
    font-size: 64px;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.card-points-label {
    font-size: 16px;
    color: rgba(255,255,255,0.5);
}

.card-progress {
    background: rgba(255,255,255,0.1);
    border-radius: 8px;
    height: 8px;
    overflow: hidden;
    margin-bottom: 8px;
}

.card-progress-fill {
    height: 100%;
    background: var(--secondary);
    border-radius: 8px;
    transition: width 0.5s;
}

.card-progress-text {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

.card-section {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 16px;
}

.card-section h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.reward-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

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

.reward-info h4 {
    font-size: 15px;
    color: var(--white);
    font-weight: 600;
}

.reward-info p {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

.reward-btn {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 700;
}

.reward-btn.available {
    background: var(--secondary);
    color: var(--white);
}

.reward-btn.locked {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.4);
}

.transaction-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

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

.transaction-info h4 {
    font-size: 14px;
    color: var(--white);
}

.transaction-info p {
    font-size: 12px;
    color: rgba(255,255,255,0.4);
}

.transaction-points {
    font-weight: 700;
    color: var(--secondary);
    font-size: 15px;
}

/* ============================================
   MODALS
   ============================================ */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.active { display: flex; }

.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    max-width: 520px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 700;
}

.modal-close {
    width: 36px; height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    color: var(--gray-600);
    font-size: 20px;
    transition: background 0.2s;
}

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

.modal-body { padding: 24px; }
.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    background: var(--white);
    border-radius: var(--radius-sm);
    padding: 14px 20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
    animation: slideIn 0.3s ease;
    min-width: 300px;
    border-left: 4px solid var(--gray-400);
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-content { grid-template-columns: 1fr; text-align: center; }
    .hero-text h1 { font-size: 42px; }
    .hero-buttons { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { display: none; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
    .pricing-card.popular { transform: none; }
    .pricing-card.popular:hover { transform: translateY(-4px); }
    .footer-content { grid-template-columns: 1fr 1fr; }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .config-grid { grid-template-columns: 1fr; }

    /* Dashboard adjustments for tablet */
    .topbar h1 { font-size: 22px; }
    .feature-card { padding: 16px; }
}

@media (max-width: 768px) {
    .landing-nav { padding: 12px 20px; }
    .hamburger-btn { display: block; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: var(--dark);
        padding: 16px 0;
        box-shadow: var(--shadow-lg);
    }
    .nav-links.open { display: flex; }
    .nav-links a {
        padding: 12px 24px;
        color: rgba(255,255,255,0.85);
        font-size: 16px;
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .nav-links a:last-child { border-bottom: none; }
    .nav-links a:hover { background: rgba(255,255,255,0.05); color: var(--white); }
    .nav-links .btn.btn-primary {
        margin: 8px 24px;
        border-radius: var(--radius-sm);
        text-align: center;
    }
    .landing-nav.scrolled .nav-links {
        background: var(--white);
        box-shadow: var(--shadow-lg);
    }
    .landing-nav.scrolled .nav-links a {
        color: var(--gray-700);
        border-bottom-color: var(--gray-200);
    }
    .landing-nav.scrolled .nav-links a:hover {
        background: var(--gray-100);
        color: var(--primary);
    }
    .hero { padding: 100px 20px 60px; }
    .hero-text h1 { font-size: 32px; }
    .hero-text p { font-size: 16px; }
    .hero-buttons { flex-direction: column; }
    .section { padding: 60px 20px; }
    .section-header h2 { font-size: 28px; }
    .features-grid { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; }

    /* dashboard-layout is no longer grid, just needs mobile overrides */
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; padding: 16px; }
    .kpi-grid { grid-template-columns: 1fr; }

    /* Topbar mobile fix */
    .topbar {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 20px;
    }
    .topbar h1 { font-size: 22px; }
    .topbar-actions { width: 100%; }
    .topbar-actions .btn { width: 100%; }

    /* Config grid mobile */
    .config-grid { grid-template-columns: 1fr; }

    /* Forms full width mobile */
    .form-control { width: 100%; box-sizing: border-box; }

    /* Panels mobile */
    .panel-header {
        flex-wrap: wrap;
        gap: 12px;
        padding: 16px;
    }
    .panel-header .btn { flex-shrink: 0; }
    .panel-body { padding: 16px; }

    /* Feature cards / reward cards mobile */
    .feature-card { padding: 16px; word-break: break-word; }
    .feature-card .flex-between {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 8px;
    }

    /* Stat bars mobile */
    .stat-bar { flex-direction: column; align-items: stretch; gap: 4px; }
    .stat-bar-label { min-width: auto; }
    .stat-bar-value { text-align: left; }

    /* KPI grid mobile - already 1 column, fix padding */
    .kpi-grid { gap: 12px; }
    .kpi-card { padding: 16px; }
    .kpi-card .kpi-value { font-size: 24px; }

    /* Clienti table mobile */
    .table-container { font-size: 13px; }
    .data-table th, .data-table td { padding: 10px 8px; }

    /* Segmentation KPIs mobile */
    .module-section .kpi-grid[style] { grid-template-columns: repeat(2, 1fr) !important; }

    /* Customer search bar mobile */
    .panel-header > div { flex-direction: column; width: 100%; gap: 8px; }
    .panel-header > div input[type="text"] { width: 100% !important; }

    /* AI chat mobile */
    .ai-bubble { max-width: 95%; }
    .ai-input-bar { flex-direction: column; }
    .ai-input-bar .btn { width: 100%; }

    /* Modals mobile */
    .modal { margin: 10px; max-height: 85vh; }
    .modal-header { padding: 16px; }
    .modal-body { padding: 16px; }
    .modal-footer { padding: 12px 16px; flex-direction: column; }
    .modal-footer .btn { width: 100%; }
}

/* Utility */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mb-0 { margin-bottom: 0; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.hidden { display: none !important; }

/* ============================================
   UX POLISH & MOBILE IMPROVEMENTS
   ============================================ */

/* Loading spinner */
.loading-spinner {
    width: 36px;
    height: 36px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 24px auto;
}

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

/* Module section fade-in transition */
.module-section.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

/* Table row hover */
.data-table tbody tr {
    transition: background 0.15s ease;
}

.data-table tbody tr:hover {
    background: var(--gray-100);
}

/* KPI card load animation */
.kpi-card {
    animation: kpiFadeUp 0.4s ease both;
}

.kpi-card:nth-child(1) { animation-delay: 0.05s; }
.kpi-card:nth-child(2) { animation-delay: 0.1s; }
.kpi-card:nth-child(3) { animation-delay: 0.15s; }
.kpi-card:nth-child(4) { animation-delay: 0.2s; }

@keyframes kpiFadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* QR modal styling */
#qr-modal .modal-body {
    display: flex;
    flex-direction: column;
    align-items: center;
}

#qr-canvas {
    margin: 8px auto;
}

#qr-link-text {
    margin-top: 16px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 12px;
    color: var(--gray-600);
    background: var(--gray-100);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-200);
    word-break: break-all;
    user-select: all;
    -webkit-user-select: all;
    width: 100%;
    text-align: center;
}

/* Toast slide-out animation on disappear */
.toast.removing {
    animation: slideOut 0.3s ease forwards;
}

@keyframes slideOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

/* Button active/pressed state */
.btn:active {
    transform: scale(0.96);
    transition: transform 0.1s ease;
}

.btn-primary:active {
    transform: scale(0.96);
    box-shadow: none;
}

.btn-secondary:active {
    transform: scale(0.96);
}

/* Mobile sidebar overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 45;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}