/* Темы DrawMen: светлая и тёмная */

/* Тёмная тема (по умолчанию) */
:root,
[data-theme="dark"] {
    --dm-bg-page: #0f172a;
    --dm-bg-card: #1e293b;
    --dm-bg-elevated: #334155;
    --dm-bg-input: #0f172a;
    --dm-text: #e2e8f0;
    --dm-text-muted: #94a3b8;
    --dm-text-dim: #64748b;
    --dm-border: #334155;
    --dm-border-light: rgba(148, 163, 184, 0.2);
    --dm-accent: #f97316;
    --dm-accent-hover: #ea580c;
    --dm-primary: #0284c7;
    --dm-primary-hover: #0369a1;
    --dm-success: #22c55e;
    --dm-error: #ef4444;
    --dm-error-bg: #7f1d1d;
    --dm-error-text: #fca5a5;
    --dm-canvas-bg: #1e293b;
}

/* Светлая тема */
[data-theme="light"] {
    --dm-bg-page: #f1f5f9;
    --dm-bg-card: #ffffff;
    --dm-bg-elevated: #e2e8f0;
    --dm-bg-input: #ffffff;
    --dm-text: #1e293b;
    --dm-text-muted: #64748b;
    --dm-text-dim: #94a3b8;
    --dm-border: #cbd5e1;
    --dm-border-light: rgba(30, 41, 59, 0.12);
    --dm-accent: #ea580c;
    --dm-accent-hover: #c2410c;
    --dm-primary: #0284c7;
    --dm-primary-hover: #0369a1;
    --dm-success: #16a34a;
    --dm-error: #dc2626;
    --dm-error-bg: #fef2f2;
    --dm-error-text: #b91c1c;
    --dm-canvas-bg: #f8fafc;
}

/* Применение к основным областям */
[data-theme="light"] .index-layout {
    background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
}

[data-theme="light"] .index-card,
[data-theme="light"] .auth-card {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(30, 41, 59, 0.08);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .index-title,
[data-theme="light"] .auth-card-header h1 {
    color: #1e293b;
}

[data-theme="light"] .index-tagline,
[data-theme="light"] .auth-card-header p,
[data-theme="light"] .auth-label {
    color: #64748b;
}

[data-theme="light"] .auth-input {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: #1e293b;
}

[data-theme="light"] .auth-back {
    color: #64748b;
}

[data-theme="light"] .auth-back:hover {
    color: #0284c7;
}

[data-theme="light"] .index-bg-pattern {
    background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(14, 165, 233, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 100% 100%, rgba(99, 102, 241, 0.06) 0%, transparent 50%);
}

[data-theme="light"] .drawman-layout {
    background: var(--dm-bg-page);
    color: var(--dm-text);
}

[data-theme="light"] .drawman-header,
[data-theme="light"] .drawman-editor-panel,
[data-theme="light"] .drawman-canvas-panel {
    background: var(--dm-bg-card);
}

[data-theme="light"] .drawman-tasks-row label,
[data-theme="light"] .drawman-toolbar label,
[data-theme="light"] .drawman-canvas-toolbar label,
[data-theme="light"] .drawman-label,
[data-theme="light"] .drawman-status,
[data-theme="light"] .drawman-user-info {
    color: var(--dm-text-muted);
}

[data-theme="light"] .drawman-user-info {
    background: var(--dm-bg-elevated) !important;
}

[data-theme="light"] .drawman-description {
    background: var(--dm-bg-elevated);
    color: var(--dm-text);
}
/* Описание задания — 16px, подсказка — 12px без изменений */
.drawman-description {
    font-size: 16px !important;
}
.drawman-description-hint {
    font-size: 12px !important;
}

[data-theme="light"] .drawman-user-info::before {
    color: var(--dm-text-dim);
}

[data-theme="light"] .drawman-line-numbers {
    background: var(--dm-bg-elevated);
    color: var(--dm-text-dim);
}

[data-theme="light"] .drawman-code,
[data-theme="light"] .drawman-canvas-container {
    background: var(--dm-bg-input);
    color: var(--dm-text);
    border-color: var(--dm-border);
}

[data-theme="light"] .drawman-select,
[data-theme="light"] .drawman-btn {
    background: var(--dm-bg-elevated);
    color: var(--dm-text);
    border-color: var(--dm-border);
}

[data-theme="light"] .drawman-btn:hover:not(:disabled) {
    background: var(--dm-border);
}

[data-theme="light"] .drawman-errors {
    background: var(--dm-error-bg);
    color: var(--dm-error-text);
}

[data-theme="light"] .drawman-canvas-container canvas {
    background: var(--dm-canvas-bg) !important;
}

/* Bootstrap override для светлой темы */
[data-theme="light"] body {
    background: var(--dm-bg-page);
    color: var(--dm-text);
}

[data-theme="light"] a, [data-theme="light"] .btn-link {
    color: var(--dm-primary);
}

/* Кнопка переключения темы */
.theme-toggle {
    position: fixed;
    top: 12px;
    right: 12px;
    z-index: 1000;
    width: 44px;
    height: 44px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    background: var(--dm-bg-elevated);
    border: 1px solid var(--dm-border);
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}
.theme-toggle:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Кнопка темы в шапке страницы (не fixed) */
.theme-toggle.theme-toggle-inline {
    position: static;
}

/* Кнопка настроек — в том же стиле, что и тема */
.settings-toggle {
    text-decoration: none;
    width: 44px;
    height: 44px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    background: var(--dm-bg-elevated);
    border: 1px solid var(--dm-border);
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    color: inherit;
}
.settings-toggle:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.settings-toggle.settings-toggle-inline {
    position: static;
}

.settings-gear-icon {
    display: block;
    color: inherit;
}

/* Панель под полем Чертежника: кнопка «Очистить» справа, статус крупнее */
.drawman-canvas-toolbar {
    width: 100%;
}
.drawman-canvas-toolbar .drawman-btn-clear {
    margin-left: auto !important;
}
.drawman-status {
    font-size: 16px !important;
}

/* Полноэкранная страница «Справка» — тот же каркас, что настройки/задания; темы dark/light */
.drawman-tool-page.drawman-layout {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    width: 100vw;
    height: 100vh;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    color: #e2e8f0;
}

[data-theme="light"] .drawman-tool-page.drawman-layout {
    background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 45%, #f1f5f9 100%);
    color: var(--dm-text);
}

.drawman-tool-page .drawman-header {
    flex-shrink: 0;
    background: rgba(30, 41, 59, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(51, 65, 85, 0.6);
    border-radius: 0;
    padding: 1rem 1.5rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

[data-theme="light"] .drawman-tool-page .drawman-header {
    background: rgba(255, 255, 255, 0.92);
    border-bottom-color: var(--dm-border);
    box-shadow: 0 2px 16px rgba(15, 23, 42, 0.08);
}

.drawman-tool-page .drawman-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.drawman-tool-page .drawman-user-info {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: transparent !important;
    padding: 0 !important;
}

.drawman-tool-page .drawman-user-info::before {
    content: none !important;
}

.drawman-tool-page-title {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 600;
    color: #f1f5f9;
}

[data-theme="light"] .drawman-tool-page-title {
    color: var(--dm-text);
}

.drawman-tool-page-back {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(51, 65, 85, 0.5);
    color: #e2e8f0;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

.drawman-tool-page-back:hover {
    background: rgba(71, 85, 105, 0.6);
    border-color: rgba(148, 163, 184, 0.5);
    transform: translateY(-1px);
    color: white;
}

[data-theme="light"] .drawman-tool-page-back {
    background: var(--dm-bg-elevated);
    color: var(--dm-text);
    border: 1px solid var(--dm-border);
}

[data-theme="light"] .drawman-tool-page-back:hover {
    background: var(--dm-border);
    color: var(--dm-text);
    border-color: var(--dm-primary);
}

.drawman-tool-page-content {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1.25rem 1.5rem 2rem;
    -webkit-overflow-scrolling: touch;
}