/* === Közös Szikra — Mobile-first CSS === */
/* Brand: #3775c2 blue, white background */

:root {
    --blue: #3775c2;
    --blue-dark: #2a5d9e;
    --blue-light: #e8f0fa;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-700: #374151;
    --gray-900: #111827;
    --red-500: #ef4444;
    --red-100: #fee2e2;
    --green-500: #22c55e;
    --green-100: #dcfce7;
    --amber-500: #f59e0b;
    --amber-100: #fef3c7;
    --radius: 12px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    max-width: 480px;
    margin: 0 auto;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

/* === Header === */
.app-header {
    background: var(--white);
    padding: 16px 20px;
    text-align: center;
    border-bottom: 3px solid var(--blue);
}

.app-header .logo {
    max-height: 60px;
    width: auto;
}

/* === Main content === */
.main-content {
    flex: 1;
    padding: 20px 16px 32px;
}

/* === Card === */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px 20px;
    margin-bottom: 16px;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.card-subtitle {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 16px;
}

/* === Forms === */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--gray-200);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s;
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px var(--blue-light);
}

.form-input::placeholder {
    color: var(--gray-400);
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: background 0.2s, transform 0.1s;
    width: 100%;
}

.btn:active {
    transform: scale(0.98);
}

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

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

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.btn-danger {
    background: var(--red-500);
    color: var(--white);
}

.btn-success {
    background: var(--green-500);
    color: var(--white);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

/* === Flash messages === */
.flash {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 0.9rem;
    font-weight: 500;
}

.flash-error {
    background: var(--red-100);
    color: #991b1b;
    border: 1px solid #fecaca;
}

.flash-success {
    background: var(--green-100);
    color: #166534;
    border: 1px solid #bbf7d0;
}

.flash-warning {
    background: var(--amber-100);
    color: #92400e;
    border: 1px solid #fde68a;
}

/* === Match selection === */
.participant-list {
    list-style: none;
    margin-bottom: 20px;
}

.participant-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border: 1.5px solid var(--gray-200);
    border-radius: 8px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.participant-item:has(input:checked) {
    border-color: var(--blue);
    background: var(--blue-light);
}

.participant-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--blue);
    flex-shrink: 0;
}

.participant-name {
    font-size: 1rem;
    font-weight: 500;
}

/* === Waiting screen === */
.waiting-spinner {
    text-align: center;
    padding: 40px 20px;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.waiting-text {
    font-size: 1.1rem;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.waiting-sub {
    font-size: 0.85rem;
    color: var(--gray-400);
}

/* === Results === */
.match-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 12px;
    border-left: 4px solid var(--blue);
}

.match-alibi {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--blue);
    margin-bottom: 4px;
}

.match-name {
    font-size: 1rem;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.match-email {
    font-size: 0.85rem;
    color: var(--gray-500);
    word-break: break-all;
}

.no-matches {
    text-align: center;
    padding: 40px 20px;
    color: var(--gray-500);
    font-size: 1rem;
}

/* === Admin panel === */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.admin-table th {
    text-align: left;
    padding: 8px 8px;
    border-bottom: 2px solid var(--gray-200);
    color: var(--gray-500);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.admin-table td {
    padding: 10px 8px;
    border-bottom: 1px solid var(--gray-100);
}

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-setup { background: var(--gray-100); color: var(--gray-700); }
.badge-open { background: var(--blue-light); color: var(--blue); }
.badge-generated { background: var(--green-100); color: #166534; }

.credential-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.9rem;
}

.credential-row:last-child {
    border-bottom: none;
}

.cred-user {
    font-weight: 600;
}

.cred-pass {
    font-family: monospace;
    background: var(--gray-100);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.85rem;
}

/* === Top bar / nav === */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
}

.top-bar-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--gray-700);
}

.top-bar a {
    color: var(--blue);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
}

/* === Section heading === */
.section-heading {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--gray-500);
    letter-spacing: 0.5px;
    margin-bottom: 10px;
    margin-top: 20px;
}

/* === Inline actions === */
.action-row {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.action-row .btn {
    flex: 1;
}

/* === Responsive tweaks for slightly larger phones === */
@media (min-width: 400px) {
    .main-content {
        padding: 24px 20px 40px;
    }
}