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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #0f1117;
    color: #e1e4e8;
    line-height: 1.6;
}

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.login-page {
    text-align: center;
    padding-top: 15vh;
}

.login-page h1 { font-size: 2.5rem; margin-bottom: 0.5rem; }
.subtitle { color: #8b949e; margin-bottom: 2rem; }

.login-buttons { display: flex; flex-direction: column; gap: 1rem; max-width: 300px; margin: 0 auto; }

header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; border-bottom: 1px solid #30363d; padding-bottom: 1rem; }
header h1 { font-size: 1.5rem; }
.header-right { display: flex; align-items: center; gap: 1rem; }
#account-email { color: #8b949e; font-size: 0.9rem; }

section { background: #161b22; border: 1px solid #30363d; border-radius: 8px; padding: 1.5rem; margin-bottom: 1.5rem; }
section h2 { font-size: 1.2rem; margin-bottom: 1rem; }

.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.9rem; color: #8b949e; margin-bottom: 0.3rem; }

input, textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    background: #0d1117;
    border: 1px solid #30363d;
    border-radius: 6px;
    color: #e1e4e8;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

input:focus, textarea:focus { outline: none; border-color: #58a6ff; }

.btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    text-decoration: none;
    text-align: center;
    background: #238636;
    color: #fff;
}
.btn:hover { background: #2ea043; }

.btn-google { background: #4285f4; color: #fff; }
.btn-google:hover { background: #3367d6; }
.btn-github { background: #333; color: #fff; border: 1px solid #555; }
.btn-github:hover { background: #444; }

.btn-sm { padding: 0.3rem 0.8rem; font-size: 0.8rem; }
.btn-danger { background: #da3633; }
.btn-danger:hover { background: #f85149; }

.hint { color: #8b949e; font-size: 0.85rem; margin-bottom: 1rem; }

.key-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0;
    border-bottom: 1px solid #21262d;
}
.key-row:last-child { border-bottom: none; }
.key-name { font-weight: 600; }
.key-status { font-size: 0.85rem; }
.key-status.configured { color: #3fb950; }
.key-status.not-configured { color: #8b949e; }
.key-actions { display: flex; gap: 0.5rem; align-items: center; }
.key-actions input { width: 200px; margin: 0; }

.status-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}
.status-badge.running { background: #238636; color: #fff; }
.status-badge.stopped { background: #6e7681; color: #fff; }

.msg {
    padding: 0.6rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    margin-top: 0.75rem;
    animation: fadeIn 0.2s ease;
}
.msg.success { background: #0d2818; border: 1px solid #238636; color: #3fb950; }
.msg.error { background: #2d1214; border: 1px solid #da3633; color: #f85149; }
#qr-canvas { display: block; margin: 1rem auto; border-radius: 8px; background: #fff; }
#whatsapp-qr { text-align: center; }

.usage-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin-top: 0.75rem; }
.usage-table th, .usage-table td { padding: 0.4rem 0.6rem; text-align: left; border-bottom: 1px solid #21262d; }
.usage-table th { color: #8b949e; font-weight: 600; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }