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

:root {
    --bg-primary: #080c14;
    --bg-secondary: #0f1524;
    --bg-card: rgba(15, 21, 36, 0.7);
    --border-color: rgba(255, 255, 255, 0.05);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-start: #6366f1;
    --accent-end: #8b5cf6;
    --accent: #6366f1;
    --accent-hover: #4f46e5;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
    --font-family: 'Outfit', sans-serif;
    --radius: 16px;
    --glow: 0 0 20px rgba(99, 102, 241, 0.2);
}

[data-theme="light"] {
    --bg-primary: #f3f4f6;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.85);
    --border-color: rgba(0, 0, 0, 0.06);
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --accent-start: #4f46e5;
    --accent-end: #7c3aed;
    --accent: #4f46e5;
    --accent-hover: #4338ca;
    --success: #059669;
    --danger: #dc2626;
    --warning: #d97706;
    --shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.05);
    --glow: 0 0 20px rgba(79, 70, 229, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.4s ease, color 0.4s ease;
}

/* Ambient glow background blobs */
body::before {
    content: "";
    position: fixed;
    top: -10%;
    right: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

body::after {
    content: "";
    position: fixed;
    bottom: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

/* Watermark Layer (Sleek opacity) */
.watermark {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9999;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 1fr);
    opacity: 0.015;
    user-select: none;
}

.watermark-item {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--text-primary);
    transform: rotate(-25deg);
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(16px);
    background: rgba(15, 21, 36, 0.75);
}

[data-theme="light"] header {
    background: rgba(255, 255, 255, 0.8);
}

.logo {
    font-weight: 800;
    font-size: 22px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.4);
}

.logo span {
    background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-theme {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 18px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    transition: all 0.3s;
}

.btn-theme:hover {
    background-color: var(--border-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.btn {
    background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--glow);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(99, 102, 241, 0.4);
}

.btn:active {
    transform: translateY(0) scale(0.98);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    box-shadow: none;
}

.btn-secondary:hover {
    background-color: var(--border-color);
    box-shadow: none;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #b91c1c);
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    box-shadow: 0 0 25px rgba(239, 68, 68, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #047857);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.btn-success:hover {
    box-shadow: 0 0 25px rgba(16, 185, 129, 0.4);
}

main {
    flex: 1;
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 32px 24px;
    animation: fadeInUp 0.5s ease-out;
}

/* Auth Pages */
.auth-container {
    max-width: 440px;
    margin: 80px auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(20px);
    animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.auth-header h1 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="light"] .auth-header h1 {
    background: linear-gradient(135deg, #0f172a, #475569);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 15px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    background-color: rgba(15, 23, 42, 0.3);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 14px 18px;
    font-size: 15px;
    border-radius: var(--radius);
    outline: none;
    transition: all 0.3s;
}

[data-theme="light"] .form-control {
    background-color: rgba(255, 255, 255, 0.8);
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
    background-color: rgba(15, 23, 42, 0.5);
}

/* Dashboard Cards and Grids */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
    margin-top: 32px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), 0 0 15px rgba(99, 102, 241, 0.05);
}

.card-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 30px;
}

.badge-pending {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-approved {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--accent);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.badge-active {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-finished {
    background-color: rgba(148, 163, 184, 0.1);
    color: var(--text-secondary);
    border: 1px solid rgba(148, 163, 184, 0.2);
}

/* Tables */
.table-container {
    overflow-x: auto;
    margin-top: 24px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 15px;
}

th, td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: rgba(15, 21, 36, 0.85);
    font-weight: 700;
    color: var(--text-secondary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

[data-theme="light"] th {
    background-color: rgba(243, 244, 246, 0.8);
}

tr {
    transition: background-color 0.2s;
}

tr:hover td {
    background-color: rgba(255, 255, 255, 0.015);
}

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

/* Calendar widget */
.calendar-widget {
    background: rgba(15, 21, 36, 0.4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
    margin-top: 20px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-weight: 700;
    font-size: 16px;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    text-align: center;
}

.calendar-day-name {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 700;
    padding-bottom: 8px;
    text-transform: uppercase;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 500;
    border-radius: 10px;
    cursor: default;
    background-color: rgba(255, 255, 255, 0.02);
    transition: all 0.2s;
}

.calendar-day.active {
    background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
    color: white;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.calendar-day.today {
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--text-secondary);
}

/* Partners Voucher list */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.partner-card {
    background: rgba(15, 21, 36, 0.4);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s;
}

.partner-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.2);
    background: rgba(15, 21, 36, 0.65);
}

.partner-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.partner-title {
    font-weight: 700;
    font-size: 18px;
}

.partner-category {
    font-size: 11px;
    color: var(--accent-start);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.partner-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.voucher-box {
    background: rgba(16, 185, 129, 0.06);
    border: 2px dashed rgba(16, 185, 129, 0.4);
    padding: 12px;
    text-align: center;
    border-radius: 12px;
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 1.5px;
    color: var(--success);
    margin-bottom: 16px;
    cursor: pointer;
    transition: all 0.2s;
}

.voucher-box:hover {
    background: rgba(16, 185, 129, 0.12);
    border-color: var(--success);
    transform: scale(1.02);
}

.partner-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    font-weight: 500;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    backdrop-filter: blur(8px);
}

.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    max-width: 520px;
    width: 100%;
    padding: 32px;
    box-shadow: var(--shadow);
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    animation: scaleIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s;
}

.modal-close:hover {
    background-color: var(--border-color);
    color: var(--text-primary);
}

/* Terms Agreement Popup */
.terms-agreement {
    position: fixed;
    bottom: 32px;
    right: 32px;
    max-width: 400px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--accent);
    padding: 24px;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(12px);
    animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive elements */
@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    header {
        padding: 16px 20px;
    }
    
    main {
        padding: 20px 16px;
    }
    
    .auth-container {
        padding: 24px;
        margin: 40px auto;
    }
}