:root {
    --tz-primary-blue: #003366;
    --tz-secondary-blue: #004080;
    --tz-light-blue: #e6f2ff;
    --tz-gold: #FFD700;
    --tz-gold-hover: #FFC700;
    --tz-green: #006847;
    --tz-green-hover: #00563a;
    --tz-danger: #dc3545;
    --tz-warning: #ffc107;
    --tz-success: #28a745;
    --tz-info: #17a2b8;
    --tz-dark: #343a40;
    --tz-light: #f8f9fa;
    --tz-gray: #6c757d;
    --tz-gray-light: #f5f5f5;
    --tz-white: #ffffff;
    --tz-shadow: 0 4px 6px rgba(0, 51, 102, 0.1);
    --tz-shadow-lg: 0 10px 30px rgba(0, 51, 102, 0.15);
}

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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
    min-height: 100vh;
    color: #333;
}

/* Navigation Bar */
.navbar-tanzania {
    background: linear-gradient(135deg, var(--tz-primary-blue) 0%, var(--tz-secondary-blue) 100%);
    box-shadow: var(--tz-shadow);
    padding: 1rem 0;
}

.navbar-tanzania .navbar-brand {
    color: var(--tz-white);
    font-weight: 700;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-tanzania .navbar-brand:hover {
    color: var(--tz-gold);
}

.navbar-tanzania .nav-link {
    color: var(--tz-white);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
}

.navbar-tanzania .nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--tz-gold);
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--tz-primary-blue) 0%, var(--tz-secondary-blue) 100%);
    padding: 5rem 0;
    color: var(--tz-white);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Cards */
.card-modern {
    background: var(--tz-white);
    border-radius: 1rem;
    box-shadow: var(--tz-shadow);
    transition: all 0.3s ease;
    border: none;
    overflow: hidden;
}

.card-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--tz-shadow-lg);
}

.card-modern .card-header {
    background: linear-gradient(135deg, var(--tz-primary-blue) 0%, var(--tz-secondary-blue) 100%);
    color: var(--tz-white);
    font-weight: 600;
    padding: 1rem 1.5rem;
    border: none;
}

.card-modern .card-body {
    padding: 1.5rem;
}

/* Buttons */
.btn-tz-primary {
    background: linear-gradient(135deg, var(--tz-primary-blue) 0%, var(--tz-secondary-blue) 100%);
    color: var(--tz-white);
    border: none;
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 51, 102, 0.3);
}

.btn-tz-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 51, 102, 0.4);
    color: var(--tz-white);
}

.btn-tz-gold {
    background: linear-gradient(135deg, var(--tz-gold) 0%, var(--tz-gold-hover) 100%);
    color: var(--tz-primary-blue);
    border: none;
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.btn-tz-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
    color: var(--tz-primary-blue);
}

.btn-tz-green {
    background: linear-gradient(135deg, var(--tz-green) 0%, var(--tz-green-hover) 100%);
    color: var(--tz-white);
    border: none;
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 104, 71, 0.3);
}

.btn-tz-green:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 104, 71, 0.4);
    color: var(--tz-white);
}

/* Feature Cards */
.feature-card {
    background: var(--tz-white);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--tz-shadow);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--tz-shadow-lg);
}

.feature-card .icon-box {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--tz-light-blue) 0%, rgba(0, 51, 102, 0.1) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.feature-card:hover .icon-box {
    background: linear-gradient(135deg, var(--tz-gold) 0%, var(--tz-gold-hover) 100%);
    transform: rotate(10deg) scale(1.1);
}

.feature-card .icon-box i {
    font-size: 2rem;
    color: var(--tz-primary-blue);
}

.feature-card:hover .icon-box i {
    color: var(--tz-white);
}

.feature-card h3 {
    color: var(--tz-primary-blue);
    font-weight: 700;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--tz-gray);
    margin-bottom: 1.5rem;
}

/* Login Form */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.133 7-7s-3.134-7-7-7-7 3.133-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.133 7-7s-3.134-7-7-7-7 3.133-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
    background-size: 100px 100px;
}

.login-card {
    background: var(--tz-white);
    border-radius: 1.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    max-width: 450px;
    width: 100%;
}

.login-header {
    background: linear-gradient(135deg, var(--tz-primary-blue) 0%, var(--tz-secondary-blue) 100%);
    padding: 2rem;
    text-align: center;
    color: var(--tz-white);
}

.login-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.login-header p {
    opacity: 0.9;
}

.login-body {
    padding: 2rem;
}

.form-floating {
    margin-bottom: 1.5rem;
}

.form-floating label {
    color: var(--tz-gray);
}

.form-control:focus {
    border-color: var(--tz-primary-blue);
    box-shadow: 0 0 0 0.2rem rgba(0, 51, 102, 0.25);
}

/* Stats Cards */
.stat-card {
    background: var(--tz-white);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--tz-shadow);
    transition: all 0.3s ease;
    border-left: 4px solid;
}

.stat-card.primary {
    border-left-color: var(--tz-primary-blue);
}

.stat-card.gold {
    border-left-color: var(--tz-gold);
}

.stat-card.green {
    border-left-color: var(--tz-green);
}

.stat-card.danger {
    border-left-color: var(--tz-danger);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--tz-shadow-lg);
}

.stat-card h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: var(--tz-gray);
    margin-bottom: 0;
    font-weight: 500;
}

/* Alert Boxes */
.alert-modern {
    border-radius: 0.75rem;
    border: none;
    padding: 1rem 1.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.alert-modern.alert-info {
    background: linear-gradient(135deg, rgba(23, 162, 184, 0.1) 0%, rgba(23, 162, 184, 0.05) 100%);
    color: var(--tz-info);
    border-left: 4px solid var(--tz-info);
}

.alert-modern.alert-warning {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(255, 193, 7, 0.05) 100%);
    color: var(--tz-warning);
    border-left: 4px solid var(--tz-warning);
}

.alert-modern.alert-danger {
    background: linear-gradient(135deg, rgba(220, 53, 69, 0.1) 0%, rgba(220, 53, 69, 0.05) 100%);
    color: var(--tz-danger);
    border-left: 4px solid var(--tz-danger);
}

.alert-modern.alert-success {
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.1) 0%, rgba(40, 167, 69, 0.05) 100%);
    color: var(--tz-success);
    border-left: 4px solid var(--tz-success);
}

/* Footer */
.footer-tanzania {
    background: var(--tz-primary-blue);
    color: var(--tz-white);
    padding: 3rem 0 1rem;
    margin-top: 5rem;
}

.footer-tanzania h5 {
    color: var(--tz-gold);
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-tanzania a {
    color: var(--tz-white);
    opacity: 0.8;
    transition: all 0.3s ease;
}

.footer-tanzania a:hover {
    color: var(--tz-gold);
    opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-section p {
        font-size: 1rem;
    }

    .navbar-tanzania .navbar-brand {
        font-size: 1.2rem;
    }
}