/* =========================================================================
   THEME – iba vzhľad (farby, typografia, rádiusy, tiene).
   Rozloženie stránky rieši layout (Bootstrap grid + frontend.css/admin.css).
   Vďaka tomu sa dá vymeniť theme bez zásahu do šablón.
   ========================================================================= */

:root {
    color-scheme: light;

    /* Farby */
    --color-primary: #1b5fbe;
    --color-primary-hover: #164e9c;
    --color-primary-contrast: #ffffff;
    --color-background: #ffffff;
    --color-surface: #f7f8fa;
    --color-surface-raised: #ffffff;
    --color-text: #16202b;
    --color-text-muted: #5b6673;
    --color-border: #dee2e6;
    --color-focus: #0b5ed7;

    /* Stavové farby (info/tip/warning/important boxy pribudnú vo FÁZE 3) */
    --color-success: #1a7f4b;
    --color-warning: #b7791f;
    --color-danger: #c0392b;
    --color-info: #1b6ec2;

    /* Typografia */
    --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-heading: var(--font-sans);
    --font-mono: ui-monospace, SFMono-Regular, "Cascadia Mono", Consolas, monospace;
    --font-size-base: 1.0625rem;
    --line-height-base: 1.65;

    /* Rozmery a tvary */
    --content-width: 46rem;
    --border-radius: 0.5rem;
    --border-radius-sm: 0.325rem;
    --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06);
    --shadow-md: 0 4px 16px rgba(16, 24, 40, 0.08);

    /* Napojenie na Bootstrap */
    --bs-body-bg: var(--color-background);
    --bs-body-color: var(--color-text);
    --bs-body-font-family: var(--font-sans);
    --bs-body-font-size: var(--font-size-base);
    --bs-body-line-height: var(--line-height-base);
    --bs-border-color: var(--color-border);
    --bs-border-radius: var(--border-radius);
    --bs-border-radius-sm: var(--border-radius-sm);
    --bs-link-color: var(--color-primary);
    --bs-link-hover-color: var(--color-primary-hover);
    --bs-secondary-color: var(--color-text-muted);
    --bs-emphasis-color: var(--color-text);
}

[data-bs-theme="dark"] {
    color-scheme: dark;

    --color-primary: #6ea8fe;
    --color-primary-hover: #8bbbff;
    --color-primary-contrast: #0b1220;
    --color-background: #12161c;
    --color-surface: #171d25;
    --color-surface-raised: #1c232c;
    --color-text: #e6eaf0;
    --color-text-muted: #a3adba;
    --color-border: #2b333d;
    --color-focus: #8bbbff;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.45);
}

/* --- Základná typografia ------------------------------------------------- */

body {
    background-color: var(--color-background);
    color: var(--color-text);
    font-family: var(--font-sans);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.25;
    text-wrap: balance;
}

a {
    color: var(--color-primary);
}

a:hover,
a:focus {
    color: var(--color-primary-hover);
}

code, pre, kbd, samp {
    font-family: var(--font-mono);
}

/* --- Komponenty ---------------------------------------------------------- */

.card {
    --bs-card-bg: var(--color-surface-raised);
    --bs-card-border-color: var(--color-border);
    --bs-card-border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    --bs-btn-bg: var(--color-primary);
    --bs-btn-border-color: var(--color-primary);
    --bs-btn-color: var(--color-primary-contrast);
    --bs-btn-hover-bg: var(--color-primary-hover);
    --bs-btn-hover-border-color: var(--color-primary-hover);
    --bs-btn-hover-color: var(--color-primary-contrast);
    --bs-btn-active-bg: var(--color-primary-hover);
    --bs-btn-active-border-color: var(--color-primary-hover);
}

.nav-pills {
    --bs-nav-pills-link-active-bg: var(--color-primary);
    --bs-nav-pills-link-active-color: var(--color-primary-contrast);
}

.list-group {
    --bs-list-group-bg: var(--color-surface-raised);
    --bs-list-group-border-color: var(--color-border);
}

.text-muted {
    color: var(--color-text-muted) !important;
}

/* --- Prístupnosť: vždy viditeľný focus (WCAG 2.2) ------------------------ */

:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}