/* ==========================================================================
   HKBP DIGITAL — KATEKISMUS MARTIN LUTHER STYLESHEET
   Modern Batak Heritage Sacred Design System
   Pangajaran Haporseaon & Doktrin Resmi HKBP
   ========================================================================== */

:root {
    --kate-forest: #214D3A;
    --kate-forest-dark: #163628;
    --kate-forest-light: #2c634b;
    --kate-gold: #C5A35A;
    --kate-gold-light: #FDF8EC;
    --kate-gold-hover: #b49348;
    --kate-sage: #8FA895;
    --kate-sage-light: #EBF2ED;
    --kate-ivory: #F8F4E8;
    --kate-charcoal: #292B27;
    --kate-card-bg: #FFFFFF;
    --kate-card-inner: #FBFDFB;
    --kate-border: rgba(33, 77, 58, 0.12);
    --kate-border-gold: rgba(197, 163, 90, 0.35);
    --kate-text-main: #292B27;
    --kate-text-muted: #606863;
    --kate-font-serif: "Lora", "Merriweather", "Georgia", serif;
    --kate-font-ui: "Plus Jakarta Sans", "Inter", -apple-system, sans-serif;
    --kate-font-size-base: 1.05rem;
    --kate-radius: 16px;
    --kate-shadow: 0 6px 24px rgba(33, 77, 58, 0.08);
}

[data-theme="dark"] {
    --kate-forest: #2b6149;
    --kate-forest-dark: #14281f;
    --kate-card-bg: #1a2520;
    --kate-card-inner: #1f2d27;
    --kate-border: rgba(197, 163, 90, 0.22);
    --kate-border-gold: rgba(197, 163, 90, 0.45);
    --kate-text-main: #f2f6f3;
    --kate-text-muted: #a3b3aa;
    --kate-gold-light: #2b2518;
    --kate-sage-light: #212e27;
    --kate-ivory: #16221c;
    --kate-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

/* Base Wrapper */
.katekismus-page-wrapper {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.5rem 1.25rem 4rem;
    font-family: var(--kate-font-ui);
    color: var(--kate-text-main);
    transition: font-size 0.2s ease, background 0.3s ease;
}

/* ==========================================================================
   1. HERO SECTION (SACRED BATAK HERITAGE)
   ========================================================================== */
.katekismus-hero {
    background: linear-gradient(135deg, #163628 0%, #214D3A 60%, #2d6b51 100%);
    color: #ffffff;
    border-radius: 20px;
    padding: 2.75rem 2rem 2.25rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 14px 40px rgba(22, 54, 40, 0.25);
    border: 1px solid rgba(197, 163, 90, 0.4);
    text-align: center;
}

.katekismus-hero-glow {
    position: absolute;
    top: -50%;
    left: 20%;
    width: 60%;
    height: 150%;
    background: radial-gradient(circle, rgba(197, 163, 90, 0.18) 0%, rgba(255,255,255,0) 70%);
    pointer-events: none;
}

.katekismus-hero-inner {
    position: relative;
    z-index: 2;
    max-width: 860px;
    margin: 0 auto;
}

.katekismus-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(197, 163, 90, 0.5);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: #F8F4E8;
    margin-bottom: 1.25rem;
    backdrop-filter: blur(8px);
}

.katekismus-hero-title {
    font-size: clamp(1.9rem, 4vw, 2.75rem);
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 0.85rem;
    letter-spacing: -0.5px;
    color: #ffffff;
    font-family: var(--kate-font-ui);
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.katekismus-hero-subtitle {
    font-size: clamp(0.95rem, 2vw, 1.12rem);
    color: #E2ECE5;
    line-height: 1.6;
    margin: 0 auto 1.5rem;
    font-family: var(--kate-font-serif);
    font-style: italic;
    max-width: 760px;
}

/* Status Transparansi Sumber Resmi (Mandatory) */
.katekismus-source-banner {
    background: rgba(0, 0, 0, 0.28);
    border: 1px solid rgba(197, 163, 90, 0.4);
    border-radius: 12px;
    padding: 0.85rem 1.25rem;
    margin-top: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    text-align: left;
    backdrop-filter: blur(10px);
}

.source-banner-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.source-banner-icon {
    font-size: 1.3rem;
    color: var(--kate-gold);
    flex-shrink: 0;
}

.source-banner-text {
    font-size: 0.84rem;
    line-height: 1.45;
    color: #F0F4F2;
}

.source-banner-badge {
    background: rgba(197, 163, 90, 0.25);
    border: 1px solid var(--kate-gold);
    color: #FFF2CC;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.3rem 0.75rem;
    border-radius: 30px;
    white-space: nowrap;
}

/* Progress Belajar Sidi Pill */
.katekismus-progress-card {
    background: #FFFFFF;
    border: 1px solid var(--kate-border-gold);
    border-radius: 14px;
    padding: 1rem 1.5rem;
    margin-top: -1.25rem;
    margin-bottom: 2rem;
    box-shadow: var(--kate-shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 3;
}

[data-theme="dark"] .katekismus-progress-card {
    background: var(--kate-card-bg);
}

.progress-info-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.progress-icon-box {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--kate-gold-light);
    color: var(--kate-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.progress-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--kate-forest);
    margin-bottom: 0.2rem;
}

[data-theme="dark"] .progress-title {
    color: #E2ECE5;
}

.progress-desc {
    font-size: 0.82rem;
    color: var(--kate-text-muted);
}

.progress-bar-outer {
    flex: 1;
    min-width: 180px;
    height: 10px;
    background: rgba(33, 77, 58, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.progress-bar-inner {
    height: 100%;
    background: linear-gradient(90deg, var(--kate-forest) 0%, var(--kate-gold) 100%);
    border-radius: 10px;
    transition: width 0.5s ease;
}

.progress-percent-label {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--kate-forest);
    min-width: 45px;
    text-align: right;
}

[data-theme="dark"] .progress-percent-label {
    color: var(--kate-gold);
}

/* ==========================================================================
   2. INTERACTIVE TOOLBAR & CONTROLS
   ========================================================================== */
.katekismus-toolbar {
    background: var(--kate-card-bg);
    border: 1px solid var(--kate-border);
    border-radius: var(--kate-radius);
    padding: 1.15rem 1.25rem;
    margin-bottom: 2rem;
    box-shadow: var(--kate-shadow);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.toolbar-upper {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

.search-input-wrapper {
    flex: 1;
    min-width: 260px;
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 14px;
    color: var(--kate-sage);
    pointer-events: none;
}

.katekismus-search-input {
    width: 100%;
    padding: 0.65rem 2.5rem 0.65rem 2.6rem;
    border: 1.5px solid var(--kate-border);
    border-radius: 10px;
    background: var(--kate-card-inner);
    color: var(--kate-text-main);
    font-size: 0.92rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.katekismus-search-input:focus {
    border-color: var(--kate-forest);
    box-shadow: 0 0 0 3px rgba(33, 77, 58, 0.12);
}

.btn-clear-search {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    color: #999;
    font-size: 1.2rem;
    cursor: pointer;
    display: none;
}

/* Mode Switches & Action Tools */
.toolbar-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.btn-tool {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: var(--kate-card-inner);
    border: 1px solid var(--kate-border);
    color: var(--kate-text-main);
    padding: 0.55rem 0.95rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-tool:hover {
    background: var(--kate-sage-light);
    border-color: var(--kate-sage);
    color: var(--kate-forest);
}

.btn-tool.active {
    background: var(--kate-forest);
    border-color: var(--kate-forest);
    color: #ffffff;
}

.btn-tool.btn-gold {
    background: var(--kate-gold-light);
    border-color: var(--kate-gold);
    color: #8c6d23;
}

.btn-tool.btn-gold:hover, .btn-tool.btn-gold.active {
    background: var(--kate-gold);
    color: #ffffff;
}

/* Font Size Selector (Mode Lansia) */
.font-size-group {
    display: inline-flex;
    border: 1px solid var(--kate-border);
    border-radius: 8px;
    overflow: hidden;
    background: var(--kate-card-inner);
}

.btn-font-scale {
    padding: 0.45rem 0.65rem;
    background: none;
    border: none;
    border-right: 1px solid var(--kate-border);
    color: var(--kate-text-muted);
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s;
}

.btn-font-scale:last-child {
    border-right: none;
}

.btn-font-scale:hover, .btn-font-scale.active {
    background: var(--kate-forest);
    color: #ffffff;
}

/* ==========================================================================
   3. CATEGORY SELECTOR DROPDOWN (KONTROL TERPADU & COMPACT)
   ========================================================================== */
.katekismus-category-picker-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 1.1rem;
    background: var(--kate-card-inner);
    border: 1.5px solid var(--kate-border);
    border-radius: 12px;
    margin-top: 0.85rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.katekismus-category-picker-bar:focus-within {
    border-color: var(--kate-forest);
    box-shadow: 0 0 0 3px rgba(33, 77, 58, 0.12);
}

.category-picker-left {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex: 1;
    min-width: 0;
}

.category-picker-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--kate-forest);
    cursor: pointer;
}

.picker-icon-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 7px;
    background: var(--kate-sage-light);
    color: var(--kate-forest);
    flex-shrink: 0;
}

.category-select-wrapper {
    position: relative;
    flex: 1;
    min-width: 240px;
    max-width: 680px;
    display: flex;
    align-items: center;
}

.katekismus-category-select {
    width: 100%;
    padding: 0.6rem 2.4rem 0.6rem 1rem;
    border-radius: 10px;
    background: var(--kate-card-bg, #ffffff);
    border: 1.5px solid var(--kate-border);
    color: var(--kate-text-main);
    font-size: 0.92rem;
    font-weight: 600;
    line-height: 1.4;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    outline: none;
    transition: all 0.2s ease;
}

.katekismus-category-select:hover {
    border-color: var(--kate-forest);
}

.katekismus-category-select:focus {
    border-color: var(--kate-forest);
    box-shadow: 0 0 0 3px rgba(33, 77, 58, 0.15);
}

.katekismus-category-select option {
    background: #ffffff;
    color: #1a202c;
    padding: 0.5rem;
    font-size: 0.92rem;
    font-weight: 500;
}

.select-chevron-icon {
    position: absolute;
    right: 12px;
    pointer-events: none;
    color: var(--kate-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
}

.katekismus-category-select:focus + .select-chevron-icon {
    transform: rotate(180deg);
    color: var(--kate-forest);
}

.category-picker-meta {
    flex-shrink: 0;
}

.category-count-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.85rem;
    border-radius: 20px;
    background: var(--kate-sage-light);
    color: var(--kate-forest);
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
    border: 1px solid rgba(33, 77, 58, 0.15);
}

/* Dark Mode Overrides for Category Picker */
[data-theme="dark"] .katekismus-category-picker-bar {
    background: #141f18;
    border-color: #273b2f;
}

[data-theme="dark"] .katekismus-category-picker-bar:focus-within {
    border-color: var(--kate-gold);
    box-shadow: 0 0 0 3px rgba(197, 163, 90, 0.2);
}

[data-theme="dark"] .category-picker-label {
    color: var(--kate-gold);
}

[data-theme="dark"] .picker-icon-badge {
    background: rgba(197, 163, 90, 0.15);
    color: var(--kate-gold);
}

[data-theme="dark"] .katekismus-category-select {
    background: #1a2720;
    border-color: #2d4536;
    color: #e1e7e4;
}

[data-theme="dark"] .katekismus-category-select:hover,
[data-theme="dark"] .katekismus-category-select:focus {
    border-color: var(--kate-gold);
    background: #1e2e26;
    color: #ffffff;
}

[data-theme="dark"] .katekismus-category-select option {
    background: #1a2720;
    color: #e1e7e4;
}

[data-theme="dark"] .select-chevron-icon {
    color: var(--kate-gold);
}

[data-theme="dark"] .katekismus-category-select:focus + .select-chevron-icon {
    color: var(--kate-gold);
}

[data-theme="dark"] .category-count-badge {
    background: rgba(197, 163, 90, 0.15);
    color: var(--kate-gold);
    border-color: rgba(197, 163, 90, 0.3);
}

/* Mode Lansia (High Contrast) Overrides */
body.mode-lansia-high-contrast .katekismus-category-picker-bar {
    border: 2px solid #000000;
    background: #ffffff;
}

body.mode-lansia-high-contrast .category-picker-label {
    color: #000000;
    font-size: 1rem;
    font-weight: 800;
}

body.mode-lansia-high-contrast .picker-icon-badge {
    background: #000000;
    color: #ffffff;
}

body.mode-lansia-high-contrast .katekismus-category-select {
    border: 2px solid #000000;
    color: #000000;
    font-weight: 700;
    font-size: 1.05rem;
    background: #ffffff;
}

body.mode-lansia-high-contrast .category-count-badge {
    background: #000000;
    color: #ffffff;
    border: none;
    font-size: 0.95rem;
}

/* Responsiveness */
@media (max-width: 768px) {
    .katekismus-category-picker-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 0.65rem;
        padding: 0.75rem 0.85rem;
    }

    .category-picker-left {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .category-select-wrapper {
        max-width: 100%;
        min-width: 0;
    }

    .category-picker-meta {
        align-self: flex-end;
    }
}

/* ==========================================================================
   4. KATEKISMUS ITEMS LIST & CARDS
   ========================================================================== */
.katekismus-list-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.katekismus-item-card {
    background: var(--kate-card-bg);
    border: 1px solid var(--kate-border);
    border-radius: var(--kate-radius);
    padding: 1.75rem 1.75rem 1.5rem;
    box-shadow: var(--kate-shadow);
    position: relative;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.katekismus-item-card:hover {
    border-color: var(--kate-border-gold);
    box-shadow: 0 8px 30px rgba(33, 77, 58, 0.12);
}

.katekismus-item-card.is-understood-card {
    border-left: 5px solid var(--kate-gold);
}

/* Card Header */
.card-header-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.15rem;
    flex-wrap: wrap;
}

.card-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--kate-forest);
    background: var(--kate-sage-light);
    padding: 0.3rem 0.75rem;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

[data-theme="dark"] .card-category-badge {
    background: rgba(143, 168, 149, 0.15);
    color: #a3c4ad;
}

.card-item-number {
    font-weight: 800;
    color: var(--kate-gold);
    font-size: 0.95rem;
}

.card-source-tag {
    font-size: 0.75rem;
    font-weight: 600;
    color: #2e7d32;
    background: #e8f5e9;
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
}

[data-theme="dark"] .card-source-tag {
    background: rgba(46, 125, 50, 0.2);
    color: #81c784;
}

/* Card Question */
.card-item-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--kate-forest);
    margin: 0 0 0.85rem;
    line-height: 1.35;
}

[data-theme="dark"] .card-item-title {
    color: #E2ECE5;
}

.card-question-box {
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.55;
    color: var(--kate-text-main);
    margin-bottom: 1.15rem;
}

/* Card Answer (Luther's Explanation Box) */
.card-answer-box {
    background: var(--kate-card-inner);
    border-left: 4px solid var(--kate-forest);
    border-radius: 0 10px 10px 0;
    padding: 1.15rem 1.25rem;
    margin-bottom: 1.25rem;
    position: relative;
}

.answer-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    color: var(--kate-gold);
    margin-bottom: 0.4rem;
}

.answer-text {
    font-family: var(--kate-font-serif);
    font-size: 1.08rem;
    line-height: 1.65;
    color: var(--kate-text-main);
}

/* Explanation Accordion / Section */
.card-explanation-box {
    background: rgba(143, 168, 149, 0.08);
    border: 1px dashed var(--kate-border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.25rem;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--kate-text-muted);
}

.explanation-title {
    font-weight: 700;
    font-size: 0.82rem;
    color: var(--kate-forest);
    text-transform: uppercase;
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

[data-theme="dark"] .explanation-title {
    color: var(--kate-gold);
}

/* Bible Deep-links and Thematic Cross-Links */
.card-references-container {
    margin-bottom: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.references-label {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--kate-text-muted);
    letter-spacing: 0.5px;
}

.references-pills-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.btn-ref-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--kate-card-inner);
    border: 1px solid var(--kate-border);
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--kate-forest);
    text-decoration: none;
    transition: all 0.15s ease;
}

.btn-ref-link:hover {
    background: var(--kate-forest);
    color: #ffffff;
    border-color: var(--kate-forest);
}

.btn-ref-link.ref-bibel {
    border-color: rgba(197, 163, 90, 0.45);
    color: #8a6c22;
}

.btn-ref-link.ref-bibel:hover {
    background: var(--kate-gold);
    color: #ffffff;
}

.btn-cross-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(197, 163, 90, 0.12);
    border: 1px solid var(--kate-border-gold);
    color: #8c6d23;
    padding: 0.35rem 0.85rem;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
    transition: background 0.2s;
}

.btn-cross-link:hover {
    background: var(--kate-gold);
    color: #ffffff;
}

/* Card Action Footer */
.card-actions-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--kate-border);
    flex-wrap: wrap;
    gap: 0.75rem;
}

.action-buttons-left {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.action-btn-item {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--kate-card-inner);
    border: 1px solid var(--kate-border);
    color: var(--kate-text-muted);
    padding: 0.45rem 0.8rem;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.action-btn-item:hover {
    color: var(--kate-forest);
    border-color: var(--kate-forest);
    background: var(--kate-sage-light);
}

.action-btn-item.is-bookmarked {
    background: #fff8e1;
    border-color: var(--kate-gold);
    color: #f57f17;
}

.action-btn-item.has-note {
    background: #e8f5e9;
    border-color: #4caf50;
    color: #2e7d32;
}

.action-btn-item.is-playing-tts {
    background: #ffebee;
    border-color: #e53935;
    color: #c62828;
}

/* Understand Toggle (Mode Belajar) */
.btn-toggle-understood {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: var(--kate-card-inner);
    border: 1.5px solid var(--kate-border);
    color: var(--kate-text-muted);
    padding: 0.45rem 0.95rem;
    border-radius: 30px;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-toggle-understood:hover {
    border-color: var(--kate-gold);
    color: var(--kate-gold);
}

.btn-toggle-understood.understood-active {
    background: var(--kate-forest);
    border-color: var(--kate-forest);
    color: #ffffff;
}

/* Inline Note Box */
.card-inline-note {
    background: #fffdf5;
    border: 1px solid rgba(197, 163, 90, 0.4);
    border-radius: 10px;
    padding: 1rem;
    margin-top: 1rem;
    display: none;
}

[data-theme="dark"] .card-inline-note {
    background: #242217;
}

.card-inline-note textarea {
    width: 100%;
    border: 1px solid var(--kate-border);
    border-radius: 6px;
    padding: 0.65rem;
    font-family: inherit;
    font-size: 0.9rem;
    background: var(--kate-card-bg);
    color: var(--kate-text-main);
    box-sizing: border-box;
    resize: vertical;
}

.note-actions-row {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

/* ==========================================================================
   5. SPECIAL MODES: MODE IBADAH & MODE BELAJAR & MODE LANSIA
   ========================================================================== */

/* Mode Ibadah */
body.katekismus-mode-ibadah {
    background: #FAF7F0 !important;
}

body.katekismus-mode-ibadah .katekismus-item-card {
    background: #FFFFFF;
    border: 1px solid rgba(197, 163, 90, 0.25);
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.03);
    padding: 2.25rem 2.25rem;
}

body.katekismus-mode-ibadah .card-actions-footer,
body.katekismus-mode-ibadah .katekismus-progress-card {
    display: none !important;
}

body.katekismus-mode-ibadah .card-answer-box {
    background: #FDFBF7;
    border-left-color: var(--kate-gold);
}

/* Mode Lansia (Font Scaling & High Contrast) */
.font-scale-sm { font-size: 15px; }
.font-scale-md { font-size: 17px; }
.font-scale-lg { font-size: 19px; }
.font-scale-xl { font-size: 22px; }

.font-scale-lg .card-item-title { font-size: 1.45rem; }
.font-scale-lg .card-question-box { font-size: 1.2rem; }
.font-scale-lg .answer-text { font-size: 1.25rem; }

.font-scale-xl .card-item-title { font-size: 1.7rem; }
.font-scale-xl .card-question-box { font-size: 1.4rem; }
.font-scale-xl .answer-text { font-size: 1.45rem; }

body.mode-lansia-high-contrast {
    background: #000000 !important;
    color: #FFFFFF !important;
}

body.mode-lansia-high-contrast .katekismus-item-card,
body.mode-lansia-high-contrast .katekismus-toolbar,
body.mode-lansia-high-contrast .katekismus-progress-card {
    background: #000000 !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFFFF !important;
}

body.mode-lansia-high-contrast .card-item-title,
body.mode-lansia-high-contrast .answer-text,
body.mode-lansia-high-contrast .card-question-box {
    color: #FFFFFF !important;
}

body.mode-lansia-high-contrast .card-answer-box {
    background: #111111 !important;
    border-left: 6px solid #FFFF00 !important;
}

body.mode-lansia-high-contrast .btn-tool,
body.mode-lansia-high-contrast .action-btn-item {
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
    background: #000000 !important;
}

/* Toast Notifications */
.katekismus-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--kate-forest-dark);
    color: #ffffff;
    padding: 0.85rem 1.4rem;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    border: 1px solid var(--kate-gold);
    font-size: 0.9rem;
    font-weight: 600;
    z-index: 10000;
    display: none;
    align-items: center;
    gap: 0.5rem;
    animation: toastSlideUp 0.3s ease;
}

@keyframes toastSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Sound Wave Animation for TTS */
.sound-wave-anim {
    display: inline-flex;
    align-items: flex-end;
    gap: 2px;
    height: 12px;
}

.sound-wave-bar {
    width: 2px;
    background: currentColor;
    border-radius: 1px;
    animation: soundWave 0.8s ease-in-out infinite alternate;
}

.sound-wave-bar:nth-child(2) { animation-delay: 0.2s; }
.sound-wave-bar:nth-child(3) { animation-delay: 0.4s; }

@keyframes soundWave {
    from { height: 3px; }
    to { height: 12px; }
}

/* ==========================================================================
   6. RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 768px) {
    .katekismus-hero {
        padding: 2rem 1.25rem;
    }

    .katekismus-item-card {
        padding: 1.25rem;
    }

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

    .card-actions-footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .btn-toggle-understood {
        width: 100%;
        justify-content: center;
    }
}