/* ============================================
   EDU (Encryption/Decryption) — Stylesheet
   Uses shared theme.css design tokens.
   Mirrors the mdv/jsv app-shell pattern.
   ============================================ */

/* Default accent for EDU when no specific color-theme is set */
:root:not([data-color-theme]) {
    --accent: rgb(13, 148, 136);
    --accent-hover: rgb(15, 118, 110);
    --accent-muted: rgb(15, 45, 40);
    --accent-text: rgb(45, 212, 191);
}

.btn-jsv {
    background: linear-gradient(to bottom right, rgb(234, 179, 8), rgb(234, 88, 12));
    color: rgb(255, 255, 255);
    border-color: transparent;
}

/* ── Iframe Embed Mode ──────────────────────────────── */
body.iframe-mode .app-header-row {
    display: none !important;
}

body.iframe-mode #tools-panel {
    display: none !important;
}

body.iframe-mode #sidebar {
    display: flex !important;
    transition: width var(--transition-slow), min-width var(--transition-slow);
}

body.iframe-mode #sidebar.iframe-sidebar-collapsed {
    display: flex !important;
    width: 0 !important;
    min-width: 0 !important;
    overflow: hidden;
}

/* ── Hidden utility (guaranteed to win over layout classes for form panels) ── */
.hidden {
    display: none !important;
}

/* ── Sidebar visibility (decoupled from .hidden to avoid !important conflicts) ──
   The sidebar must not carry the `.hidden` class, otherwise the rule above
   would override Tailwind's `md:flex` and keep it invisible on desktop. */
#sidebar { display: none; }
@media (min-width: 768px) {
    #sidebar { display: flex; }
}

/* ── Glass Panel (form container) ── */
.glass-panel {
    background: var(--bg-surface-raised);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.glass-panel h2 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

/* ── Form Layout ── */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-row {
    display: flex;
    gap: var(--space-3);
}

.form-row>.form-group {
    flex: 1;
}

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

input[type="text"],
input[type="password"],
textarea,
select {
    background: var(--bg-root);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 0.6rem 0.85rem;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    width: 100%;
    outline: none;
}

input[type="text"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-muted);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

select {
    font-family: var(--font-sans);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2387878a' stroke-width='2'%3E%3Cpath d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.6rem center;
    padding-right: 1.8rem;
}

/* ── Status Messages ── */
.status {
    font-size: var(--font-size-sm);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    display: none;
}

.status.error {
    display: block;
    background: var(--danger-muted);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.status.success {
    display: block;
    background: var(--success-muted);
    color: var(--success);
    border: 1px solid var(--success);
}

/* ── Result Section ── */
.result-section {
    margin-top: var(--space-3);
    display: none;
}

.result-section.show {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

/* ── Checkbox Label ── */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    margin-top: var(--space-1);
}

.checkbox-label input {
    cursor: pointer;
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
}

/* ── Layout Utilities (page-local, no theme collision) ── */
.flex-2 { flex: 2; }
.flex-1 { flex: 1; }
.flex-row { display: flex; gap: var(--space-3); }
.flex-group { display: flex; flex-direction: column; gap: var(--space-2); }
.flex-between { display: flex; align-items: center; justify-content: space-between; }

.actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-1);
    gap: var(--space-2);
    flex-wrap: wrap;
}

.actions-right {
    justify-content: flex-end;
}

/* ── Mode toggle buttons in toolbar ── */
.mode-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

/* ── Reference panel content ── */
.reference-content {
    padding: var(--space-3);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    line-height: 1.6;
}

.reference-content p {
    margin-bottom: var(--space-2);
}

.reference-content b {
    color: var(--text-primary);
    font-weight: 600;
}

.reference-content code {
    font-family: var(--font-mono);
    background: var(--bg-surface-hover);
    padding: 1px 4px;
    border-radius: 3px;
    color: var(--accent-text);
    font-size: 10px;
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .glass-panel {
        padding: var(--space-4);
    }

    .form-row {
        flex-direction: column;
    }

    .form-row>.form-group {
        flex: none;
    }

    .actions {
        flex-direction: column;
        align-items: stretch;
    }
}