/* JarvisBoard — design tokens */

:root {
    /* Ambient backgrounds */
    --jb-bg-base: #e8edf4;
    --jb-bg-mesh:
        radial-gradient(ellipse 120% 80% at 0% 0%, rgba(56, 189, 248, 0.14), transparent 50%),
        radial-gradient(ellipse 90% 60% at 100% 0%, rgba(30, 58, 138, 0.1), transparent 45%),
        radial-gradient(ellipse 70% 50% at 50% 100%, rgba(212, 165, 116, 0.06), transparent 50%),
        linear-gradient(168deg, #f4f7fb 0%, #e8edf4 42%, #dde5ef 100%);
    --potok-bg-page: var(--jb-bg-mesh);
    --potok-bg-board: var(--jb-bg-mesh);

    /* Glass surfaces */
    --jb-glass: rgba(255, 255, 255, 0.55);
    --jb-glass-strong: rgba(255, 255, 255, 0.78);
    --jb-glass-border: rgba(255, 255, 255, 0.92);
    --jb-glass-edge: rgba(148, 163, 184, 0.22);
    --potok-bg-card: var(--jb-glass-strong);
    --potok-bg-column-odd: rgba(255, 255, 255, 0.52);
    --potok-bg-column-even: rgba(255, 255, 255, 0.46);
    --potok-bg-chat: #0a0e14;
    --potok-glass-blur: 22px;
    --potok-glass-border: var(--jb-glass-border);

    /* Sidebar — slim dark rail */
    --jb-rail-w: 64px;
    --potok-sidebar-bg: linear-gradient(180deg, #121820 0%, #0a0d12 100%);
    --potok-sidebar-border: rgba(255, 255, 255, 0.05);
    --potok-sidebar-text: #64748b;
    --potok-sidebar-text-hover: #cbd5e1;
    --potok-sidebar-text-active: #f8fafc;
    --potok-sidebar-accent: #38bdf8;
    --potok-sidebar-accent-glow: rgba(56, 189, 248, 0.35);
    --jb-rail-gold: #d4a574;

    /* Jarvis panel */
    --potok-jarvis-bg:
        radial-gradient(ellipse 80% 50% at 100% 0%, rgba(56, 189, 248, 0.08), transparent 55%),
        radial-gradient(ellipse 60% 40% at 0% 100%, rgba(212, 165, 116, 0.05), transparent 50%),
        linear-gradient(180deg, #151c28 0%, #0c1018 50%, #080b10 100%);
    --potok-jarvis-surface: rgba(255, 255, 255, 0.055);
    --potok-jarvis-surface-hover: rgba(255, 255, 255, 0.09);
    --potok-jarvis-border: rgba(255, 255, 255, 0.07);
    --potok-jarvis-text: #eef2f7;
    --potok-jarvis-muted: #7d8fa6;
    --potok-jarvis-accent: #38bdf8;
    --potok-jarvis-gold: #d4a574;
    --potok-jarvis-glow: 0 0 40px rgba(56, 189, 248, 0.12);

    /* Typography & color */
    --potok-priority-high: #ef4444;
    --potok-priority-medium: #f59e0b;
    --potok-priority-low: #10b981;
    --potok-priority-critical: #b91c1c;
    --potok-text: #0f172a;
    --potok-text-secondary: #475569;
    --potok-text-muted: #94a3b8;
    --potok-border: var(--jb-glass-edge);
    --potok-border-dashed: rgba(148, 163, 184, 0.4);

    /* Accent — IT-KАРКАС navy + cyan */
    --jb-accent: #2563eb;
    --jb-accent-light: #38bdf8;
    --potok-gradient: linear-gradient(135deg, #1e3a8a 0%, #2563eb 45%, #38bdf8 100%);
    --potok-gradient-soft: linear-gradient(135deg, #1d4ed8, #38bdf8);

    /* Elevation */
    --potok-shadow-card: 0 4px 20px rgba(15, 23, 42, 0.06);
    --potok-shadow-column: 0 12px 40px rgba(15, 23, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.85);
    --potok-shadow-card-hover: 0 16px 48px rgba(15, 23, 42, 0.11);
    --potok-shadow-glass:
        0 8px 32px rgba(15, 23, 42, 0.06),
        0 1px 0 rgba(255, 255, 255, 0.95) inset,
        0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    --potok-shadow-float: 0 24px 64px rgba(15, 23, 42, 0.12);
    --potok-shadow-modal: 0 32px 64px rgba(15, 23, 42, 0.16);

    /* Radii */
    --potok-radius-card: 18px;
    --potok-radius-column: 22px;
    --potok-radius-shell: 24px;
    --potok-column-width: 17rem;
    --potok-add-column-width: 2.75rem;
    --potok-kanban-flex: 1 1 58%;
    --potok-kanban-max-width: 58%;
    --potok-chat-flex: 0 0 42%;
    --potok-chat-max-width: none;
    --potok-radius-btn: 12px;
    --potok-radius-input: 12px;
    --potok-radius-modal: 24px;
    --potok-transition: all 0.22s cubic-bezier(0.22, 1, 0.36, 1);
    --potok-font-size: 13px;
    --potok-font-size-title: 20px;
    --potok-font-size-card-title: 14px;
    --potok-card-padding: 14px;
    --potok-gap: 12px;
    --potok-accent-glow: 0 8px 32px rgba(37, 99, 235, 0.22);
    --potok-nav-icon-size: 18px;
    --potok-btn-padding: 10px 20px;
    --potok-btn-font-size: 13px;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: var(--potok-font-size);
    color: var(--potok-text);
    background: var(--potok-bg-page);
    -webkit-font-smoothing: antialiased;
}

body.app-layout.board-layout {
    background: var(--potok-bg-board);
    min-height: 100vh;
}

.app-bg {
    background: transparent;
}

body.app-layout {
    font-size: var(--potok-font-size);
}

body.app-layout.board-layout .page-title {
    font-weight: 700;
    letter-spacing: -0.03em;
}

.page-title,
body.app-layout .page-title,
body.app-layout h1.page-title,
.company-page-title,
.analytics-hero h1,
.calendar-main .page-title,
.docs-main .page-title,
.mindmap-title,
.briefing-title {
    font-size: var(--potok-font-size-title);
    font-weight: 700;
    color: var(--potok-text);
    letter-spacing: -0.03em;
    line-height: 1.25;
}

body.app-layout .company-section-title,
body.app-layout .analytics-card h2,
body.app-layout .analytics-section h2,
body.app-layout .billing-section-title,
body.app-layout .potok-card-title,
body.app-layout .card h2,
body.app-layout .card h3,
body.app-layout .card-title {
    font-size: var(--potok-font-size-card-title);
    font-weight: 600;
    letter-spacing: -0.01em;
}

body.app-layout .company-card,
body.app-layout .analytics-card,
body.app-layout .potok-card,
body.app-layout .docs-main .card,
.profile-main .card {
    padding: var(--potok-card-padding);
}

body.app-layout.board-layout .board .card {
    padding: var(--potok-card-padding);
}

body.app-layout.board-layout .kanban-head .btn-potok-primary {
    min-height: 38px;
    font-weight: 600;
    font-size: 13px;
    border-radius: var(--potok-radius-btn);
    box-shadow: var(--potok-accent-glow);
}

body.app-layout .nav-item {
    font-size: var(--potok-font-size);
}

.btn-potok-primary,
.btn-potok-secondary,
body.app-layout .company-btn,
body.app-layout .briefing-btn {
    padding: var(--potok-btn-padding);
    font-size: var(--potok-btn-font-size);
    border-radius: var(--potok-radius-btn);
}

.btn-potok-primary {
    border: none;
    background-color: var(--jb-accent);
    background-image: var(--potok-gradient);
    color: #fff;
    font-family: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: var(--potok-transition);
    box-shadow: var(--potok-accent-glow);
}

.btn-potok-primary:hover:not(:disabled) {
    filter: brightness(1.07);
    transform: translateY(-1px);
    box-shadow: 0 12px 36px rgba(37, 99, 235, 0.28);
}

.btn-potok-primary:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.btn-potok-secondary {
    border: 1px solid var(--jb-glass-edge);
    background: var(--jb-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #334155;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: var(--potok-transition);
    box-shadow: var(--potok-shadow-glass);
}

.btn-potok-secondary:hover:not(:disabled) {
    background: var(--jb-glass-strong);
    border-color: rgba(56, 189, 248, 0.4);
    color: var(--jb-accent);
    transform: translateY(-1px);
}

@keyframes potok-fade-in-up {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes jb-glow-pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.potok-fade-in {
    animation: potok-fade-in-up 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}