/* DEC-LLC Customer Portal — Stylesheet */

:root {
    --primary: #1a56db;
    --primary-dark: #1e40af;
    --success: #059669;
    --warning: #d97706;
    --error: #dc2626;
    --text: #1f2937;
    --text-muted: #6b7280;
    --bg: #f9fafb;
    --card-bg: #ffffff;
    --border: #e5e7eb;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.portal-app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Navigation */
.portal-nav {
    background: #111827;
    color: #fff;
    display: flex;
    align-items: center;
    padding: 0 2rem;
    height: 56px;
}

.portal-nav-brand a {
    color: #fff;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 0.5px;
}

.portal-nav-links {
    list-style: none;
    display: flex;
    gap: 0;
    margin-left: 3rem;
}

.portal-nav-links li a {
    color: #d1d5db;
    padding: 1rem 1rem;
    display: block;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.portal-nav-links li a:hover,
.portal-nav-links li a.active {
    color: #fff;
    text-decoration: none;
}

/* Main content */
.portal-main {
    flex: 1;
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    padding: 2rem;
}

.portal-content { }

/* Hero */
.portal-hero {
    text-align: center;
    padding: 3rem 1rem;
    margin-bottom: 2rem;
}

.portal-hero h1 { font-size: 2.2rem; margin-bottom: 0.5rem; }
.portal-hero p { color: var(--text-muted); font-size: 1.1rem; }

/* Grid */
.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* Cards */
.portal-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.portal-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.portal-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

/* Buttons */
.portal-btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--card-bg);
    color: var(--text);
    font-size: 0.875rem;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.15s;
}

.portal-btn:hover { background: #f3f4f6; text-decoration: none; }

.portal-btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.portal-btn-primary:hover { background: var(--primary-dark); color: #fff; }

.portal-btn-sm { padding: 0.3rem 0.7rem; font-size: 0.8rem; }

.portal-btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }

/* Forms */
.portal-form { max-width: 480px; }

.portal-form-group { margin-bottom: 1rem; }

.portal-form-group label {
    display: block;
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 0.3rem;
}

.portal-form-group input[type="text"],
.portal-form-group input[type="email"],
.portal-form-group input[type="password"] {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

.portal-form-group input:focus { border-color: var(--primary); }

.portal-form-group input:disabled {
    background: #f3f4f6;
    color: var(--text-muted);
}

.portal-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-weight: 400;
    font-size: 0.875rem;
}

.portal-checkbox input[type="checkbox"] { margin-top: 3px; }

/* Tables */
.portal-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.portal-table th {
    text-align: left;
    padding: 0.6rem 0.75rem;
    border-bottom: 2px solid var(--border);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--text-muted);
}

.portal-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border);
}

.portal-table tbody tr:hover { background: #f9fafb; }

/* Badges */
.portal-badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    background: #e5e7eb;
    color: var(--text);
}

.portal-badge-success { background: #d1fae5; color: #065f46; }
.portal-badge-warning { background: #fef3c7; color: #92400e; }
.portal-badge-error   { background: #fee2e2; color: #991b1b; }

/* Alerts */
.portal-alert {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.portal-alert-success { background: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }
.portal-alert-error   { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }
.portal-alert-warning { background: #fef3c7; color: #92400e; border: 1px solid #fcd34d; }
.portal-alert-info    { background: #dbeafe; color: #1e40af; border: 1px solid #93c5fd; }

/* Code blocks */
.portal-code {
    display: block;
    width: 100%;
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.85rem;
    padding: 0.75rem;
    background: #f3f4f6;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow-x: auto;
    white-space: pre;
}

pre.portal-code {
    margin: 1rem 0;
}

textarea.portal-code {
    resize: vertical;
}

/* Login container */
.portal-login-container {
    max-width: 420px;
    margin: 3rem auto;
}

/* Footer */
.portal-footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .portal-nav { padding: 0 1rem; }
    .portal-nav-links { margin-left: 1rem; gap: 0; }
    .portal-nav-links li a { padding: 1rem 0.5rem; font-size: 0.8rem; }
    .portal-main { padding: 1rem; }
    .portal-hero h1 { font-size: 1.6rem; }
    .portal-grid { grid-template-columns: 1fr; }
}