@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --bg-main: #F8FAFC;
    --bg-card: #ffffff;
    --bg-input: #f1f5f9;
    --border-color: #E5E7EB;
    --border-accent: #0EA5E9;
    --text-primary: #0F172A;
    --text-secondary: #64748B;
    --accent-blue: #0EA5E9;
    --accent-cyan: #0284C7;
    --accent-green: #10B981;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --transition-smooth: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    overflow-x: hidden;
    width: 100%;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    position: relative;
}


body::before {
    content: '';
    position: absolute;
    top: -200px;
    left: 20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(15, 98, 254, 0.05) 0%, rgba(0, 0, 0, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

body::after {
    content: '';
    position: absolute;
    top: 800px;
    right: 10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(2, 132, 199, 0.04) 0%, rgba(0, 0, 0, 0) 70%);
    z-index: -1;
    pointer-events: none;
}


h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}


.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    color: var(--accent-cyan);
    -webkit-text-fill-color: var(--accent-cyan);
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a:hover {
    color: var(--accent-blue);
}

.nav-btn {
    background: transparent;
    border: 1px solid var(--text-primary);
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition-smooth);
}

.nav-btn:hover {
    background: var(--text-primary);
    color: var(--bg-main);
}


.hero {
    text-align: center;
    padding: 100px 0 60px 0;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 56px;
    line-height: 1.1;
    margin-bottom: 24px;
    font-weight: 800;
}

.hero h1 span {
    background: linear-gradient(135deg, #0f62fe 0%, #00f2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
    color: #fff;
    border: none;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.45);
}

.btn-secondary {
    background: #ffffff;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: #f1f5f9;
}


.features-section {
    padding: 80px 0;
    border-top: 1px solid var(--border-color);
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.feature-card {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.feature-card:hover {
    border-color: rgba(15, 98, 254, 0.4);
    transform: translateY(-2px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(15, 98, 254, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    font-size: 20px;
    flex-shrink: 0;
}

.feature-details h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.feature-details p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}


.pricing-section {
    padding: 80px 0;
    border-top: 1px solid var(--border-color);
}

.pricing-header {
    text-align: center;
    margin-bottom: 50px;
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
    color: var(--text-secondary);
    font-size: 14px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: var(--text-primary);
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--accent-blue);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    align-items: stretch;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition-smooth);
}

.pricing-card.premium {
    border-color: var(--border-accent);
    box-shadow: 0 8px 30px rgba(15, 98, 254, 0.15);
}

.pricing-card-title {
    font-size: 20px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 8px;
}

.pricing-card-price {
    font-size: 40px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 24px;
    font-family: var(--font-heading);
}

.pricing-card-price span {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--text-primary);
}

.pricing-features li svg {
    color: var(--accent-green);
    flex-shrink: 0;
}

.pricing-features li.disabled {
    color: var(--text-secondary);
    text-decoration: line-through;
    opacity: 0.5;
}

.pricing-btn {
    width: 100%;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition-smooth);
}

.pricing-btn:hover {
    background: var(--text-primary);
    color: var(--bg-main);
}

.pricing-card.premium .pricing-btn {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: #fff;
}

.pricing-card.premium .pricing-btn:hover {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
}


.faq-section {
    padding: 80px 0;
    border-top: 1px solid var(--border-color);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.faq-item h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.faq-item p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}


.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 440px;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

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

.auth-header h2 {
    font-size: 28px;
    margin-bottom: 8px;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input, .form-group select {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition-smooth);
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(15, 98, 254, 0.25);
}

.auth-btn {
    width: 100%;
    background: var(--accent-blue);
    color: white;
    padding: 12px;
    border-radius: 8px;
    font-weight: 600;
    border: none;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition-smooth);
    margin-top: 10px;
}

.auth-btn:hover {
    background: var(--accent-cyan);
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--accent-blue);
    font-weight: 600;
}

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

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-size: 14px;
    font-weight: 500;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
}

.alert-success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
}


.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-brand {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-brand span {
    color: var(--accent-cyan);
}

.sidebar-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.sidebar-menu-item a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.sidebar-menu-item.active a, .sidebar-menu-item a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-menu-item.active a {
    background: rgba(15, 98, 254, 0.1);
    color: var(--accent-blue);
}

.sidebar-user {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.sidebar-user-info {
    font-size: 14px;
    margin-bottom: 12px;
}

.sidebar-user-info .username {
    font-weight: 600;
    display: block;
}

.sidebar-user-info .role {
    font-size: 12px;
    color: var(--text-secondary);
}

.logout-btn {
    width: 100%;
    padding: 8px 12px;
    border-radius: 6px;
    border: 1px solid rgba(239, 68, 68, 0.4);
    background: transparent;
    color: #f87171;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
}

.dashboard-main {
    flex-grow: 1;
    padding: 40px;
    overflow-y: auto;
    margin-left: 280px;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.dashboard-header h1 {
    font-size: 32px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.05);
    padding: 28px 24px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.01), 0 2px 4px rgba(15, 23, 42, 0.01);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(15, 98, 254, 0.04), 0 2px 4px rgba(15, 23, 42, 0.01);
    border-color: rgba(15, 98, 254, 0.15);
}

.stat-info .stat-label {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.stat-info .stat-val {
    font-family: var(--font-heading);
    font-size: 38px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.1;
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: rgba(15, 98, 254, 0.05);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--accent-blue);
    transition: transform 0.3s ease;
}

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

.stat-card.accent .stat-icon {
    background: rgba(2, 132, 199, 0.08);
    color: var(--accent-cyan);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 28px;
}

.dashboard-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.05);
    border-radius: 18px;
    padding: 32px;
    box-shadow: 0 4px 30px rgba(15, 23, 42, 0.01), 0 2px 4px rgba(15, 23, 42, 0.01);
}

.dashboard-card-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 24px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    padding-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-primary);
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
}

th {
    padding: 12px 16px;
    color: var(--text-secondary);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

tr:last-child td {
    border-bottom: none;
}

.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-unused {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-used {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.copy-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.copy-btn:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
}


footer {
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.mobile-toggle {
    display: none;
}


.db-mobile-header {
    display: none;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}
.db-mobile-toggle {
    font-size: 24px;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}


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

@media (max-width: 768px) {
    .navbar {
        position: relative;
        flex-wrap: wrap;
        padding: 16px 0;
    }
    .mobile-toggle {
        display: block;
        font-size: 24px;
        background: none;
        border: none;
        cursor: pointer;
        color: var(--text-primary);
        padding: 4px;
    }
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        gap: 16px;
        margin-top: 16px;
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        padding: 20px;
        border-radius: 8px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    }
    .nav-links.active {
        display: flex;
    }
    .hero h1 {
        font-size: 36px;
    }
    .features-grid, .faq-grid {
        grid-template-columns: 1fr;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .dashboard-layout {
        flex-direction: column;
    }
    .db-mobile-header {
        display: flex !important;
    }
    .dashboard-main {
        margin-left: 0 !important;
        padding: 20px;
    }
    .hide-mobile {
        display: none !important;
    }
}