/* ==============================================================================
 * Mentifyll — kiegészítő stílusok (v0.10.0)
 * 1. Színek és kontraszt  2. Kvíz / gyakorlás  3. Mobil finomítások
 * 4. Beállítások, felhasználók, jelszó-ablak  5. PWA-sávok és állapotjelzők
 * 6. Vázlat-betöltők, üres állapotok  7. Toast, modál-sheet, fókusz, mozgás
 * ============================================================================== */

/* ---------- 1. Színek és kontraszt ---------- */
:root,
html.theme-dark,
body.theme-dark {
    --on-primary: #042f2b;
    --btn-primary-bg: #2dd4bf;
    --btn-primary-hover: #5eead4;
    --on-indigo: #1e1b4b;
    --color-primary-dark: #5eead4;
    --choice-selected-bg: rgba(45, 212, 191, 0.16);
    --choice-selected-fg: #ccfbf1;
    --choice-selected-border: #2dd4bf;
    --accent-glow: rgba(45, 212, 191, 0.35);
}

html.theme-light,
body.theme-light {
    --on-primary: #ffffff;
    --btn-primary-bg: #00796b;
    --btn-primary-hover: #00695c;
    --on-indigo: #ffffff;
    --color-primary: #00796b;
    --color-primary-dark: #00695c;
    --choice-selected-bg: #e0f2f1;
    --choice-selected-fg: #004d40;
    --choice-selected-border: #00796b;
    --accent-glow: rgba(0, 121, 107, 0.28);
}

/* Elsődleges (kitöltött) elemek: a szöveg színe mindig a témához igazított, magas kontrasztú */
.btn-primary,
.filter-btn.active,
.tutor-thread-chip.active,
.tutor-mode-btn.active,
.tutor-message-row.user .tutor-bubble,
.tutor-prompt-chip:hover,
.confidence-pill.active,
.cal-pill.is-selected {
    background: var(--btn-primary-bg);
    color: var(--on-primary) !important;
    border-color: var(--btn-primary-bg);
}

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

.btn-primary *,
.tutor-thread-chip.active * {
    color: inherit;
}

.exam-nav-pill.current,
.exam-nav-pill.answered.current {
    background: var(--color-indigo-dark) !important;
    color: var(--on-indigo) !important;
    border-color: var(--color-indigo-dark) !important;
}

/* Piros szövegek sötét témában (törlés gombok stb.) */
body.theme-dark [style*="color:#ef4444"],
body.theme-dark [style*="color: #ef4444"],
body.theme-dark [style*="color:#b91c1c"],
body.theme-dark [style*="color: #b91c1c"] {
    color: #fda4af !important;
}

body.theme-dark [style*="color:#d97706"],
body.theme-dark [style*="color:#92400e"] {
    color: #fcd34d !important;
}

.badge-self {
    background: var(--color-surface-variant);
    color: var(--color-text-muted);
    font-size: 0.68rem;
    padding: 1px 6px;
}

/* ---------- 2. Kvíz / gyakorlás ---------- */
.mcq-choice-btn.selected {
    background: var(--choice-selected-bg);
    color: var(--choice-selected-fg);
    border-color: var(--choice-selected-border);
    box-shadow: 0 0 0 1px var(--choice-selected-border);
}

.mcq-choice-btn.selected > span {
    color: inherit !important;
}

.mcq-choice-btn {
    min-height: 48px;
    overflow-wrap: anywhere;
}

.practice-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.practice-unit-badge {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100%;
    background: var(--color-primary-container);
    color: var(--color-on-primary-container, var(--color-primary-dark));
    font-weight: 700;
    text-transform: none;
    font-size: 0.78rem;
    line-height: 1.3;
    padding: 5px 10px;
    white-space: normal;
}

html.theme-light .practice-unit-badge,
body.theme-light .practice-unit-badge {
    background: #e0f2f1;
    color: #004d40;
}

.practice-head-right {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
}

.practice-step {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.practice-exit {
    width: 36px !important;
    height: 36px;
    min-height: 36px !important;
    padding: 0 !important;
    border-radius: 50% !important;
    font-size: 0.9rem;
}

.practice-track {
    background: var(--color-border);
    height: 8px;
    border-radius: 4px;
    margin-bottom: 16px;
    overflow: hidden;
}

.practice-qhead {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.practice-qtools {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.practice-tts {
    width: auto !important;
    min-height: 34px !important;
    padding: 4px 12px !important;
    font-size: 0.8rem;
    border-radius: var(--radius-full);
    gap: 4px;
}

.practice-confidence {
    margin: 14px 0;
}

.practice-confidence label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.confidence-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.confidence-pill {
    padding: 10px 6px;
    font-size: 0.82rem;
    text-align: center;
    white-space: nowrap;
    min-height: 42px;
}

/* A helyes / helytelen visszajelzés korábban stílus nélkül maradt */
.feedback-banner {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    margin-bottom: 14px;
}

.feedback-banner h4 {
    margin: 0 0 4px;
    font-size: 1.1rem;
    color: inherit;
}

.feedback-banner p {
    margin: 0;
    font-size: 0.9rem;
    color: inherit;
}

.feedback-success {
    background: var(--success-bg);
    border-color: var(--success-border);
    color: var(--success-fg);
}

/* A hibás válasz nem „piros hiba”, hanem barátságos borostyán figyelmeztetés */
.feedback-error {
    background: var(--warning-bg);
    border-color: var(--warning-border);
    color: var(--warning-fg);
}

#practice-explanation-box {
    background: var(--color-neutral-subtle);
    border: 1px solid var(--color-border);
}

#practice-explanation-box p,
#practice-explanation-text {
    color: var(--color-card-text) !important;
    line-height: 1.5;
}

/* ---------- 3. Mobil finomítások ---------- */
@media (max-width: 767px) {
    .app-header .slogan {
        display: none;
    }

    .header-status {
        gap: 6px;
    }

    .practice-card {
        padding: 16px;
    }

    .practice-prompt,
    #practice-prompt {
        font-size: 1.08rem !important;
    }

    .tutor-mode-btn {
        min-height: 36px;
        padding: 6px 12px;
    }

    .user-card-actions .btn {
        flex: 1 1 calc(50% - 6px);
        min-width: 0;
    }

    .unit-nav-tabs .unit-tab,
    .unit-nav-tabs button {
        white-space: nowrap;
    }
}

@media (max-width: 380px) {
    .confidence-pill {
        font-size: 0.76rem;
        padding: 9px 4px;
    }

    .practice-unit-badge {
        font-size: 0.72rem;
    }
}

/* ---------- 4. Beállítások, felhasználók, jelszó-ablak ---------- */
.settings-head {
    margin-bottom: 14px;
}

.settings-lead,
.settings-pane-intro {
    color: var(--color-text-muted);
    font-size: 0.88rem;
    line-height: 1.5;
    margin: 4px 0 0;
}

.settings-pane-intro {
    margin-bottom: 12px;
}

.settings-subnav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 16px;
    position: sticky;
    top: 0;
    z-index: 5;
    padding: 8px 0;
    background: var(--color-bg);
}

.settings-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 6px;
    min-height: 58px;
    min-width: 0;
    text-align: center;
    overflow-wrap: break-word;
    hyphens: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text-main);
    font: inherit;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.15s, border-color 0.15s;
}

.settings-tab:hover {
    border-color: var(--color-primary);
}

.settings-tab.active {
    background: var(--btn-primary-bg);
    color: var(--on-primary);
    border-color: var(--btn-primary-bg);
}

.settings-tab-icon {
    font-size: 1.25rem;
    line-height: 1;
}

@media (max-width: 380px) {
    .settings-subnav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 768px) {
    .settings-tab {
        flex-direction: row;
        justify-content: center;
        gap: 8px;
        min-height: 46px;
        font-size: 0.9rem;
    }

    .settings-subnav {
        grid-template-columns: repeat(5, minmax(0, 1fr));
        max-width: 860px;
    }
}

.admin-entry {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.admin-entry-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--color-primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.admin-entry-text {
    flex: 1;
    min-width: 160px;
}

.admin-entry-text p {
    margin: 2px 0 0;
    font-size: 0.82rem;
    color: var(--color-text-muted);
}

.profile-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
}

.section-heading {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--color-heading);
    margin: 22px 0 10px;
}

.user-group {
    margin-bottom: 14px;
}

.user-group-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 6px 0 8px;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.user-group-count {
    background: var(--color-surface-variant);
    border-radius: var(--radius-full);
    padding: 1px 8px;
    font-size: 0.72rem;
}

.user-group-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.btn-key {
    color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
}

.credential-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    padding: 12px;
    margin-bottom: 12px;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-neutral-subtle);
}

.credential-box p {
    margin: 2px 0 0;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.sys-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px 16px;
    margin: 10px 0;
}

.sys-grid dt {
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-text-muted);
}

.sys-grid dd {
    margin: 2px 0 0;
    font-weight: 600;
    word-break: break-word;
}

.sys-subtitle {
    margin: 18px 0 8px;
}

.sys-subtitle small,
.muted {
    color: var(--color-text-muted);
    font-weight: 400;
    font-size: 0.8rem;
}

.installs-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.installs-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
}

.pw-modal .pw-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.pw-modal h3 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--color-heading);
}

.modal-x {
    width: 36px !important;
    min-height: 36px !important;
    height: 36px;
    padding: 0 !important;
    border-radius: 50% !important;
    font-size: 1.2rem;
    line-height: 1;
}

.pw-intro {
    margin: 0 0 12px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.pw-kind-switch {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    padding: 4px;
    margin: 4px 0 12px;
    background: var(--color-surface-variant);
    border-radius: var(--radius-full);
}

.pw-kind {
    padding: 8px 10px;
    min-height: 38px;
    border: none;
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--color-text-main);
    font: inherit;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
}

.pw-kind.active {
    background: var(--btn-primary-bg);
    color: var(--on-primary);
}

.pw-field-row {
    display: flex;
    gap: 8px;
    align-items: stretch;
}

.pw-field-row .form-input {
    flex: 1;
    min-width: 0;
}

.pw-field-row .btn {
    width: auto;
    flex: 0 0 auto;
    white-space: nowrap;
}

.pw-hint {
    margin: 6px 0 0;
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

.pw-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 16px;
}

.pw-result {
    margin-top: 14px;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    background: var(--success-bg);
    border: 1px solid var(--success-border);
    color: var(--success-fg);
}

.pw-result-title {
    font-weight: 800;
}

.pw-secret {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.pw-secret code {
    font-size: 1.4rem;
    letter-spacing: 0.15em;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text-main);
    user-select: all;
}

.pw-result .pw-hint {
    color: inherit;
    opacity: 0.9;
}

.is-done #pw-pane-pin,
.is-done #pw-pane-password,
.is-done #pw-kind-switch,
.is-done #pw-current-box {
    display: none !important;
}

/* ---------- 5. PWA-sávok és állapotjelzők ---------- */
.pwa-banner,
.update-banner {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: calc(76px + env(safe-area-inset-bottom, 0px));
    z-index: 9000;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    color: var(--color-text-main);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(24px);
    opacity: 0;
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.25s ease;
}

.pwa-banner.is-visible,
.update-banner.is-visible {
    transform: translateY(0);
    opacity: 1;
}

.pwa-banner {
    flex-wrap: wrap;
    padding-right: 38px;
}

.pwa-banner-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    flex: 0 0 auto;
}

.pwa-banner-text {
    flex: 1 1 180px;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.pwa-banner-text strong {
    font-size: 0.95rem;
}

.pwa-banner-text span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.4;
}

.pwa-banner-actions {
    display: flex;
    gap: 8px;
    flex: 1 1 100%;
}

.pwa-banner-actions .btn {
    flex: 1;
}

.pwa-banner-close {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 30px;
    height: 30px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    cursor: pointer;
}

.pwa-banner-close:hover {
    background: var(--color-surface-variant);
}

.update-banner {
    bottom: calc(150px + env(safe-area-inset-bottom, 0px));
    border-left-color: var(--color-yellow);
    justify-content: space-between;
    padding-right: 40px;
}

.update-banner .btn {
    width: auto;
}

.offline-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9100;
    padding: 6px 12px;
    text-align: center;
    font-size: 0.82rem;
    font-weight: 700;
    background: var(--warning-bg);
    color: var(--warning-fg);
    border-bottom: 1px solid var(--warning-border);
    transform: translateY(-100%);
    transition: transform 0.25s ease;
}

.offline-banner.is-visible {
    transform: translateY(0);
}

@media (min-width: 768px) {
    .pwa-banner,
    .update-banner {
        left: auto;
        right: 24px;
        bottom: 24px;
        width: 400px;
    }

    .update-banner {
        bottom: 120px;
    }
}

@media (min-width: 1024px) {
    .pwa-banner,
    .update-banner {
        right: 28px;
    }
}

/* ---------- 6. Vázlat-betöltők és üres állapotok ---------- */
.skeleton {
    position: relative;
    overflow: hidden;
    background: var(--color-surface-variant);
    border-radius: var(--radius-sm);
}

.skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    animation: skeleton-sweep 1.4s infinite;
}

html.theme-light .skeleton::after,
body.theme-light .skeleton::after {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.7), transparent);
}

@keyframes skeleton-sweep {
    100% { transform: translateX(100%); }
}

.skeleton-wrap {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 4px 0;
}

.skeleton-row { height: 54px; border-radius: var(--radius-md); }
.skeleton-line { height: 12px; }
.skeleton-line.w40 { width: 40%; }
.skeleton-line.w60 { width: 60%; }
.skeleton-line.w70 { width: 70%; }
.skeleton-circle { width: 44px; height: 44px; border-radius: 50%; flex: 0 0 auto; }
.skeleton-block { height: 52px; border-radius: var(--radius-md); }

.skeleton-card {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
}

.skeleton-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.skeleton-cal {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.skeleton-col {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.empty-state-v2 {
    text-align: center;
    padding: 28px 16px;
    grid-column: 1 / -1;
}

.empty-art {
    width: 132px;
    max-width: 50%;
    margin: 0 auto 10px;
    opacity: 0.95;
}

.empty-art svg {
    width: 100%;
    height: auto;
    display: block;
}

.empty-title {
    margin: 0 0 4px;
    font-weight: 800;
    color: var(--color-heading);
}

.empty-text {
    margin: 0 auto 12px;
    max-width: 34ch;
    font-size: 0.86rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.empty-actions {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
}

.empty-actions .btn {
    width: auto;
}

/* ---------- 7. Toast, modál-sheet, fókusz, mozgás ---------- */
.toast-item {
    position: relative;
    overflow: hidden;
    padding-bottom: 14px;
}

.toast-timer {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 3px;
    width: 100%;
    background: currentColor;
    opacity: 0.35;
    transform-origin: left;
    animation: toast-countdown var(--toast-ms, 3500ms) linear forwards;
}

.toast-success .toast-timer { color: var(--color-primary); }
.toast-error .toast-timer { color: var(--color-coral); }
.toast-warning .toast-timer { color: var(--color-yellow); }

@keyframes toast-countdown {
    from { transform: scaleX(1); }
    to { transform: scaleX(0); }
}

body.has-modal {
    overflow: hidden;
}

.modal-backdrop.modal-sheet {
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
}

@media (max-width: 767px) {
    .modal-backdrop.modal-sheet {
        align-items: flex-end !important;
        padding: 0 !important;
    }

    .modal-backdrop.modal-sheet > .card {
        width: 100% !important;
        max-width: none !important;
        max-height: 92vh;
        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
        padding-bottom: calc(18px + env(safe-area-inset-bottom, 0px));
        animation: sheet-up 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
    }
}

@keyframes sheet-up {
    from { transform: translateY(40px); opacity: 0.6; }
    to { transform: translateY(0); opacity: 1; }
}

/* Fókuszgyűrű billentyűzetes használathoz */
:where(a, button, input, select, textarea, [tabindex]):focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 8px;
}

.btn,
.settings-tab,
.pw-kind,
.confidence-pill,
.mcq-choice-btn {
    -webkit-tap-highlight-color: transparent;
}

/* Fülváltás: finom megjelenés */
.tab-view {
    animation: tab-in 0.22s ease both;
}

@keyframes tab-in {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}

html.reduce-motion *,
html.reduce-motion *::before,
html.reduce-motion *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
}

/* Magas kontraszt mód */
html.high-contrast {
    --color-border: #94a3b8;
    --color-text-muted: #cbd5e1;
}

html.high-contrast.theme-light,
html.high-contrast body.theme-light {
    --color-border: #475569;
    --color-text-muted: #334155;
}

@media print {
    .pwa-banner,
    .update-banner,
    .offline-banner,
    .settings-subnav {
        display: none !important;
    }
}