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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f0f2f5;
    color: #333;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.logo a {
    font-size: 1.8rem;
    font-weight: bold;
    color: #fff;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    flex-wrap: wrap;
}

.nav-links li a {
    color: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    transition: background 0.3s, transform 0.2s;
    font-weight: 500;
}

.nav-links li a:hover,
.nav-links li a.active {
    background: rgba(255,255,255,0.25);
    transform: scale(1.05);
}

.hamburger {
    display: none;
    font-size: 2rem;
    cursor: pointer;
    color: #fff;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    text-align: center;
    padding: 80px 20px;
    border-radius: 0 0 30px 30px;
    margin-bottom: 40px;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

.btn-primary {
    display: inline-block;
    background: #fff;
    color: #667eea;
    padding: 14px 40px;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

/* Features */
.features {
    max-width: 1200px;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.features h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 40px;
    color: #333;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.feature-card {
    background: #fff;
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: #444;
}

.feature-card p {
    font-size: 0.95rem;
    color: #777;
    margin-bottom: 20px;
}

.btn-small {
    display: inline-block;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    padding: 8px 24px;
    border-radius: 30px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.btn-small:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(102,126,234,0.4);
}

/* Generated List */
.generated-list {
    max-width: 1200px;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.generated-list h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 30px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background: #fff;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: all 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.card h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: #333;
}

.card p {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.card .tag {
    display: inline-block;
    background: #e8e0ff;
    color: #667eea;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-right: 10px;
}

.card small {
    color: #aaa;
    font-size: 0.8rem;
}

.no-data {
    text-align: center;
    color: #999;
    font-size: 1.1rem;
    padding: 40px;
}

/* Footer */
footer {
    background: #2d2d44;
    color: #ccc;
    text-align: center;
    padding: 30px 20px;
    border-top: 1px solid #444;
}

footer a {
    color: #aaa;
    transition: color 0.3s;
}

footer a:hover {
    color: #fff;
}

/* Admin */
.admin-main {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}

.login-box {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    text-align: center;
}

.login-box h2 {
    margin-bottom: 20px;
}

.login-box input {
    width: 100%;
    padding: 12px 20px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 30px;
    font-size: 1rem;
}

.error-msg {
    background: #ffe0e0;
    color: #c00;
    padding: 10px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.success-msg {
    background: #e0ffe0;
    color: #0a0;
    padding: 10px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.admin-dashboard {
    background: #fff;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.admin-form input,
.admin-form textarea,
.admin-form select {
    width: 100%;
    padding: 12px 20px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 12px;
    font-size: 1rem;
}

.admin-form button {
    width: 100%;
}

.data-table {
    overflow-x: auto;
    margin-top: 20px;
}

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

.data-table th,
.data-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.data-table th {
    background: #f5f5f5;
    font-weight: 600;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    text-align: center;
    padding: 60px 20px;
    border-radius: 0 0 30px 30px;
    margin-bottom: 40px;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Generator Section */
.generator-section {
    max-width: 800px;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.generator-box {
    background: #fff;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.generator-box textarea,
.generator-box input,
.generator-box select {
    width: 100%;
    padding: 12px 20px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 12px;
    font-size: 1rem;
}

.generator-box .btn-primary {
    width: 100%;
    text-align: center;
}

.result-box {
    background: #f9f9ff;
    border-radius: 16px;
    padding: 20px;
    margin-top: 20px;
    min-height: 100px;
    white-space: pre-wrap;
    font-size: 1rem;
    color: #444;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        padding: 20px;
        border-radius: 0 0 20px 20px;
    }

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

    .hamburger {
        display: block;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

    .features h2 {
        font-size: 1.8rem;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.6rem;
    }

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

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