/* Voice2Text Web Portal - Minimal Dark Theme */
:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-card: #222;
    --text-primary: #f0f0f0;
    --text-secondary: #888;
    --accent: #4a9eff;
    --accent-hover: #6bb3ff;
    --success: #22c55e;
    --error: #ef4444;
    --border: #333;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Layout */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Header */
header {
    text-align: center;
    padding: 3rem 1rem;
    border-bottom: 1px solid var(--border);
}

header h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1rem 0;
}

.card h2 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Forms */
form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

label {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

input[type="file"],
input[type="text"],
input[type="number"] {
    padding: 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 1rem;
}

input:focus {
    outline: none;
    border-color: var(--accent);
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.85rem;
    text-transform: uppercase;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1rem 0;
}

.stat-card {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 6px;
    text-align: center;
}

.stat-card .value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-card .label {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error);
    color: var(--error);
}

/* CTA Section */
.cta-section {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin: 2rem 0;
    flex-wrap: wrap;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
    margin-top: 3rem;
}

/* Responsive */
@media (max-width: 600px) {
    header h1 {
        font-size: 1.5rem;
    }
    .container {
        padding: 1rem;
    }
    .btn {
        width: 100%;
        text-align: center;
    }
}