/* Ocean Across - Vanilla JavaScript Frontend Styles */

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

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #f5f7fa;
    color: #333;
}

/* NAVBAR */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-buttons {
    display: flex;
    gap: 1rem;
}

.nav-btn {
    background: transparent;
    border: none;
    color: white;
    font-size: 1rem;
    cursor: pointer;
    padding: 0.5rem 1rem;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    border-bottom-color: rgba(255,255,255,0.5);
}

.nav-btn.active {
    border-bottom-color: white;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.role-badge {
    background: rgba(255,255,255,0.2);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.user-email {
    font-size: 0.9rem;
}

/* CONTENT AREA */
.content {
    min-height: calc(100vh - 80px);
    padding: 2rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* LOGIN PAGE */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    padding: 3rem;
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    color: #667eea;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: #666;
    font-size: 0.9rem;
}

.login-form {
    margin-bottom: 2rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.error-message {
    background: #fee;
    color: #c33;
    padding: 1rem;
    border-radius: 6px;
    margin-top: 1rem;
    border-left: 4px solid #c33;
}

/* BUTTONS */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    text-transform: none;
}

.btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    width: 100%;
}

.btn-primary:hover:not(:disabled) {
    opacity: 0.9;
}

.btn-secondary {
    background: #f0f0f0;
    color: #333;
}

.btn-secondary:hover:not(:disabled) {
    background: #e0e0e0;
}

.btn-success {
    background: #51cf66;
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #37a446;
}

.btn-danger {
    background: #ff6b6b;
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #ee5a52;
}

.btn-disabled,
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.badge {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-info {
    background: #e3f2fd;
    color: #1976d2;
}

/* DEMO ACCOUNTS */
.demo-accounts {
    margin-top: 2rem;
    border-top: 1px solid #eee;
    padding-top: 1.5rem;
}

.demo-accounts h3 {
    margin-bottom: 1rem;
    color: #333;
}

.account-card {
    background: #f9f9f9;
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 0.75rem;
    border-left: 4px solid #667eea;
}

.account-card strong {
    display: block;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.account-card p {
    margin: 0.25rem 0;
    font-size: 0.9rem;
    color: #666;
    font-family: monospace;
}

/* DASHBOARD */
h1 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 2rem;
}

h3 {
    color: #333;
    margin-bottom: 1rem;
}

.welcome {
    color: #666;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-box {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-box:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    transform: translateY(-4px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #666;
    font-weight: 600;
}

.quick-start {
    background: #e3f2fd;
    border-left: 4px solid #1976d2;
    padding: 1.5rem;
    border-radius: 6px;
}

.quick-start p {
    margin-top: 0.5rem;
    color: #333;
}

/* EVENTS PAGE */
.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.event-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    padding: 1.5rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.event-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    transform: translateY(-4px);
}

.event-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}

.event-description {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.4;
}

.event-metadata {
    background: #f9f9f9;
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.meta-item {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.meta-item:last-child {
    margin-bottom: 0;
}

.event-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    border-top: 1px solid #eee;
    padding-top: 1rem;
}

.facilitator {
    font-size: 0.85rem;
    color: #999;
}

.event-actions {
    display: flex;
    gap: 0.5rem;
}

.enroll-btn {
    padding: 0.6rem 1rem;
}

.no-events {
    text-align: center;
    color: #999;
    padding: 2rem;
    font-size: 1.1rem;
}

/* EVENT FORM */
.event-form-wrapper {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.event-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.event-form h3 {
    margin: 0 0 1rem 0;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.form-actions .btn {
    flex: 0 1 auto;
    width: auto;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .navbar-container {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .logo {
        width: 100%;
    }
    
    .nav-buttons {
        order: 3;
        width: 100%;
    }
    
    .user-info {
        order: 2;
        width: 100%;
        justify-content: space-between;
    }
    
    .login-card {
        margin: 1rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .events-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .event-footer {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
}

/* ANIMATIONS */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.event-card,
.stat-box,
.login-card {
    animation: fadeIn 0.3s ease-out;
}