/* ── Tube Shared Auth — tokenized tube-style aesthetics ────────────────── */
/* Site-specific plugins can override this file entirely via the             */
/* tube_auth_css_url filter, or layer overrides on top of it.               */

#tube-auth-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.82);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 99999;
    opacity: 1;
    transition: opacity 0.2s ease;
    backdrop-filter: blur(10px);
}

#tube-auth-overlay.tube-auth-hidden {
    display: none;
}

#tube-auth-modal {
    background-color: var(--ts-surface, #1a1a1a);
    border: 1px solid var(--ts-border, #333);
    border-radius: 18px;
    width: 100%;
    max-width: 420px;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    font-family: var(--ts-font-body, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif);
    color: var(--ts-text, #fff);
    animation: tube-auth-slide-in 0.25s ease-out;
}

@keyframes tube-auth-slide-in {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ── Brand header (optional, injected by site plugin) ───────────────────── */
.tube-auth-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px 22px 12px;
    border-bottom: 1px solid var(--ts-border, #333);
    gap: 12px;
}
.tube-auth-brand svg {
    display: block;
    width: 44px;
    height: 44px;
}
.tube-auth-brand .tube-auth-brand__stack {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: left;
}
.tube-auth-brand .tube-auth-brand__name {
    font-weight: 900;
    letter-spacing: -0.02em;
    font-size: 16px;
    color: var(--ts-text, #fff);
}
.tube-auth-brand .tube-auth-brand__tagline {
    font-size: 12px;
    color: var(--ts-text-muted, #bbb);
}

/* ── Close button ────────────────────────────────────────────────────────── */

#tube-auth-close {
    position: absolute;
    top: 10px;
    right: 15px;
    background: none;
    border: none;
    color: color-mix(in oklab, var(--ts-text, #fff) 40%, transparent);
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
    padding: 4px;
    transition: color 0.15s;
}

#tube-auth-close:hover {
    color: var(--ts-text, #fff);
}

/* ── Tabs ────────────────────────────────────────────────────────────────── */

.tube-auth-tabs {
    display: flex;
    border-bottom: 1px solid var(--ts-border, #333);
}

.tube-auth-tab {
    flex: 1;
    background: transparent;
    border: none;
    color: color-mix(in oklab, var(--ts-text, #fff) 55%, transparent);
    padding: 15px 0;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.tube-auth-tab.active {
    color: var(--ts-accent, #ff9900);
    border-bottom-color: var(--ts-accent, #ff9900);
}

.tube-auth-tab:hover:not(.active) {
    color: color-mix(in oklab, var(--ts-text, #fff) 80%, transparent);
}

/* ── Form content ────────────────────────────────────────────────────────── */

.tube-auth-content {
    padding: 25px;
}

.tube-auth-form {
    display: none;
    flex-direction: column;
    gap: 14px;
}

.tube-auth-form.active {
    display: flex;
}

.tube-auth-form.tube-auth-hidden {
    display: none;
}

/* ── Inputs ──────────────────────────────────────────────────────────────── */

.tube-auth-form input[type="text"],
.tube-auth-form input[type="email"],
.tube-auth-form input[type="password"] {
    width: 100%;
    padding: 11px 14px;
    background-color: color-mix(in oklab, var(--ts-surface, #1a1a1a) 86%, var(--ts-bg, #000));
    border: 1px solid var(--ts-border, #444);
    color: var(--ts-text, #fff);
    border-radius: 12px;
    box-sizing: border-box;
    font-size: 14px;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.tube-auth-form input:focus {
    outline: none;
    border-color: var(--ts-accent, #ff9900);
    box-shadow: 0 0 0 3px color-mix(in oklab, var(--ts-accent, #ff9900) 18%, transparent);
}

.tube-auth-form input::placeholder {
    color: color-mix(in oklab, var(--ts-text-muted, #999) 75%, transparent);
}

/* ── 18+ Checkbox ────────────────────────────────────────────────────────── */

.tube-auth-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--ts-text-muted, #bbb);
    cursor: pointer;
    line-height: 1.4;
}

.tube-auth-checkbox-label input[type="checkbox"] {
    accent-color: var(--ts-accent, #ff9900);
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ── Submit button ───────────────────────────────────────────────────────── */

.tube-auth-btn {
    background-color: var(--ts-accent, #ff9900);
    color: var(--ts-on-accent, #000);
    border: none;
    padding: 12px;
    font-size: 15px;
    font-weight: 800;
    border-radius: 12px;
    cursor: pointer;
    transition: filter 0.15s, opacity 0.15s;
    letter-spacing: 0.02em;
}

.tube-auth-btn:hover:not(:disabled) {
    filter: brightness(1.05);
}

.tube-auth-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ── Error message ───────────────────────────────────────────────────────── */

.tube-auth-error {
    background-color: color-mix(in oklab, var(--ts-danger, #ff4444) 18%, transparent);
    border: 1px solid color-mix(in oklab, var(--ts-danger, #ff4444) 40%, transparent);
    color: color-mix(in oklab, var(--ts-danger, #ff4444) 75%, #fff);
    padding: 10px 12px;
    border-radius: 12px;
    font-size: 13px;
    text-align: center;
    line-height: 1.4;
}

.tube-auth-error.tube-auth-hidden {
    display: none;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 480px) {
    #tube-auth-modal {
        margin: 0 15px;
        max-width: none;
    }

    .tube-auth-content {
        padding: 20px 18px;
    }
}