/* ============================================
   Auth Pages (Login, Register, ChangePassword,
   AccessDenied) + Create-Room tag picker
   ============================================ */

/* --- Bilingual TR/EN visibility ---
   The <body> gets `lang-tr` or `lang-en` from the server (cookie or ?lang= query).
   Authors wrap any TR/EN content in <span class="lang-tr">/<span class="lang-en">
   (or <div>) and the inactive language is hidden. Scoped to the consent block on
   the Register page and the Legal/Show article — other pages render normally.
*/
body.lang-tr .lang-en,
body.lang-en .lang-tr {
    display: none !important;
}

/* --- Experimental testing banner on the Register card --- */
.auth-experimental-banner {
    margin: 0 0 var(--space-md, 1rem);
    padding: 0.55rem 0.75rem;
    border-left: 3px solid #f59e0b;
    background: rgba(245, 158, 11, 0.08);
    color: var(--text-secondary, #cfd6e3);
    border-radius: var(--radius-md, 6px);
    font-size: 0.85rem;
    line-height: 1.35;
}
.auth-experimental-banner strong {
    color: #f59e0b;
}

/* --- TR/EN pill toggle inside the consent fieldset --- */
.auth-consent-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}
.auth-lang-toggle {
    display: inline-flex;
    gap: 2px;
    padding: 2px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-light, rgba(255,255,255,0.1));
    border-radius: 999px;
}
.auth-lang-btn {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--text-secondary, #9ba3b1);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    padding: 0.18rem 0.55rem;
    border-radius: 999px;
    cursor: pointer;
    line-height: 1;
}
.auth-lang-btn:hover { color: var(--text-primary, #e7ecf3); }
.auth-lang-btn.active {
    background: var(--accent, #2e5d9a);
    color: #fff;
}

.auth-consent-notice {
    font-style: italic;
}


.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-height: 100%;
    padding: var(--space-xl) var(--space-md);
    background:
        radial-gradient(circle at 12% 8%, rgba(46, 93, 154, 0.07), transparent 38%),
        radial-gradient(circle at 88% 16%, rgba(14, 165, 233, 0.07), transparent 36%),
        var(--bg-body);
}

.auth-card {
    width: 100%;
    max-width: 440px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-lg);
    box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
    .auth-card {
        padding: var(--space-2xl) var(--space-xl);
    }
}

.auth-brand {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-md);
}

.auth-heading {
    text-align: center;
    font-size: var(--fs-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-2xs);
}

.auth-subheading {
    text-align: center;
    color: var(--text-muted);
    font-size: var(--fs-sm);
    margin: 0 0 var(--space-xl);
}

.auth-field {
    margin-bottom: var(--space-md);
}

.auth-field .form-label {
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xs);
}

.auth-field .form-control,
.auth-field .form-select {
    min-height: 44px;
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--fs-md);
    color: var(--text-primary);
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: border-color var(--dur-fast) var(--ease-standard),
                box-shadow var(--dur-fast) var(--ease-standard),
                background-color var(--dur-fast) var(--ease-standard);
}

.auth-field .form-control:hover,
.auth-field .form-select:hover {
    border-color: var(--text-muted);
}

.auth-field .form-control:focus,
.auth-field .form-select:focus {
    color: var(--text-primary);
    background-color: var(--bg-card);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
    outline: none;
}

.auth-field .form-control::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

.auth-field .input-group .form-control {
    border-right: 0;
}

.auth-field .input-group .btn {
    border-color: var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    border-top-right-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
}

.auth-field .input-group .btn:hover,
.auth-field .input-group .btn:focus-visible {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent);
}

.auth-field-row {
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.auth-submit {
    width: 100%;
    min-height: 48px;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--fs-md);
    font-weight: 600;
    color: var(--text-on-accent);
    background-color: var(--accent);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-md);
    cursor: pointer;
    transition: background-color var(--dur-fast) var(--ease-standard),
                box-shadow var(--dur-fast) var(--ease-standard),
                transform var(--dur-fast) var(--ease-standard);
}

.auth-submit:hover,
.auth-submit:focus-visible {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    color: var(--text-on-accent);
    box-shadow: var(--shadow-md);
}

.auth-submit:active {
    transform: translateY(1px);
}

.auth-footer {
    text-align: center;
    font-size: var(--fs-sm);
    color: var(--text-muted);
}

.auth-footer a {
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    margin-left: var(--space-2xs);
}

.auth-footer a:hover,
.auth-footer a:focus-visible {
    color: var(--accent-hover);
    text-decoration: underline;
}

.auth-card--wide { max-width: 560px; }

.auth-card--status {
    max-width: 480px;
    text-align: center;
}

.auth-card--status .auth-status-icon {
    font-size: 3rem;
    opacity: 0.32;
    margin-bottom: var(--space-md);
    line-height: 1;
}

.auth-card--status .auth-status-code {
    font-size: 4rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.04em;
}

/* --- Light-mode page polish --- */
:root[data-theme="light"] .auth-page {
    background:
        linear-gradient(180deg, rgba(238, 242, 250, 0.7), rgba(228, 235, 248, 0.55)),
        var(--bg-body);
}

/* --- Dark-mode parity --- */
:root[data-theme="dark"] .auth-page {
    background:
        radial-gradient(circle at 12% 12%, rgba(126, 160, 232, 0.18), transparent 40%),
        radial-gradient(circle at 85% 18%, rgba(56, 189, 248, 0.14), transparent 36%),
        var(--bg-body);
}

:root[data-theme="dark"] .auth-card {
    background: linear-gradient(165deg, rgba(22, 32, 46, 0.98), rgba(14, 21, 33, 0.98));
    border-color: rgba(126, 160, 232, 0.32);
    box-shadow: var(--shadow-lg);
}

:root[data-theme="dark"] .auth-field .form-control:-webkit-autofill,
:root[data-theme="dark"] .auth-field .form-control:-webkit-autofill:hover,
:root[data-theme="dark"] .auth-field .form-control:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--text-primary);
    caret-color: var(--text-primary);
    transition: background-color 9999s ease-in-out 0s;
    box-shadow: 0 0 0 1000px var(--bg-input) inset;
}

/* --- Create Room tag picker --- */
.room-tag-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-xs);
}

.room-tag-option {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-input);
    padding: var(--space-xs) var(--space-sm);
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    cursor: pointer;
    transition: border-color var(--dur-fast) var(--ease-standard),
                box-shadow var(--dur-fast) var(--ease-standard),
                transform var(--dur-fast) var(--ease-standard),
                background var(--dur-fast) var(--ease-standard);
}

.room-tag-option:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
    border-color: var(--text-muted);
}

.room-tag-option .room-tag-input {
    margin: 0 0 0.15rem 0;
}

.room-tag-option .room-tag-title {
    font-size: var(--fs-sm);
    font-weight: 700;
    line-height: var(--lh-tight);
    color: var(--text-primary);
}

.room-tag-option .room-tag-note {
    font-size: var(--fs-xs);
    color: var(--text-muted);
    line-height: 1.3;
}

.room-tag-option:has(.room-tag-input:checked),
.room-tag-option.is-selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-glow, var(--accent-light));
    background: var(--accent-light);
}

.room-tag-option.game:has(.room-tag-input:checked),
.room-tag-option.game.is-selected {
    background: linear-gradient(135deg, rgba(46, 93, 154, 0.12), transparent);
}

.room-tag-option.single:has(.room-tag-input:checked),
.room-tag-option.single.is-selected {
    background: linear-gradient(135deg, rgba(31, 138, 85, 0.14), transparent);
}

.room-tag-option.mmo:has(.room-tag-input:checked),
.room-tag-option.mmo.is-selected {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.14), transparent);
}

.room-tag-option.golden {
    border-style: dashed;
}

.room-tag-option.golden:has(.room-tag-input:checked),
.room-tag-option.golden.is-selected {
    border-color: #c5921a;
    box-shadow: 0 0 0 2px rgba(197, 146, 26, 0.25);
    background: linear-gradient(135deg, #fff3c7, #ffe39a);
}

.room-tag-option:has(.room-tag-input:disabled),
.room-tag-option.is-disabled {
    opacity: 0.62;
    cursor: not-allowed;
    transform: none;
}

:root[data-theme="dark"] .room-tag-option.golden:has(.room-tag-input:checked),
:root[data-theme="dark"] .room-tag-option.golden.is-selected {
    background: linear-gradient(135deg, rgba(164, 126, 39, 0.35), rgba(86, 64, 14, 0.45));
    border-color: #e2bf66;
}
