/**
 * @package    Phoca CMS
 * @copyright  Copyright (C) Jan Pavelka www.phoca.cz
 * @license    http://www.gnu.org/copyleft/gpl.html GNU/GPLv2 or later
 * @link       https://www.phoca.cz/phoca-cms
 */
/* ==========================================================================
   Reset & base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg { max-width: 100%; display: block; }

html { scroll-behavior: smooth; }

body {
    font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    transition: background-color .2s ease, color .2s ease;
}

h1, h2, h3, h4 {
    font-family: "Plus Jakarta Sans", system-ui, sans-serif;
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.1;
    color: var(--color-text);
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
    max-width: 1180px;
    margin-inline: auto;
    padding-inline: 1.5rem;
}

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.kicker {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .02em;
    color: var(--color-accent);
    background: var(--chip-1-bg);
    padding: .4rem .9rem;
    border-radius: 999px;
    margin-bottom: 1.25rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .85rem 1.7rem;
    border-radius: 999px;
    font-weight: 700;
    font-size: .95rem;
    text-decoration: none;
    transition: transform .15s ease, background-color .15s ease, color .15s ease, box-shadow .15s ease;
    border: 2px solid transparent;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }

.btn-primary {
    background: var(--color-accent);
    color: var(--color-on-accent);
    box-shadow: var(--shadow-pop);
}
.btn-primary:hover { background: var(--color-accent-hover); }

.btn-ghost {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* ==========================================================================
   Header / brand
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: color-mix(in srgb, var(--color-bg) 88%, transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.site-header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding-block: .9rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    color: var(--color-text);
}

.brand a,
.brand a:hover {
    text-decoration: none;
}
.brand-mark {
    display: grid;
    place-items: center;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
    color: #fff;
    font-weight: 800;
    font-size: 1.05rem;
}
.brand-name {
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: -0.01em;
    color: var(--color-text);

}

.site-header-actions {
    display: flex;
    align-items: center;
    gap: .6rem;
}

/* --- main nav --- */
.main-menu-list {
    display: flex;
    gap: 1.75rem;
    list-style: none;
    margin: 0;
    padding: 0;
}
.main-menu a {
    color: var(--color-text);
    font-weight: 600;
    font-size: .95rem;
}
.main-menu a:hover { color: var(--color-accent); text-decoration: none; }
.main-menu a.is-active { color: var(--color-accent); }

/* --- language switcher --- */
.lang-switch { position: relative; }
.lang-switch-toggle {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .45rem .8rem;
    border-radius: 999px;
    border: 2px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: .85rem;
    font-weight: 700;
    cursor: pointer;
}
.lang-switch-toggle:hover { border-color: var(--color-accent); }
.lang-switch-menu {
    position: absolute;
    right: 0;
    top: calc(100% + .5rem);
    min-width: 9rem;
    list-style: none;
    margin: 0;
    padding: .4rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 14px;
    box-shadow: var(--shadow-soft);
    display: none;
    z-index: 60;
}
.lang-switch-menu.is-open { display: block; }
.lang-switch-menu a {
    display: block;
    padding: .5rem .6rem;
    border-radius: 9px;
    color: var(--color-text);
    font-size: .9rem;
    font-weight: 600;
}
.lang-switch-menu a:hover { background: var(--color-bg-alt); text-decoration: none; }
.lang-switch-menu a.is-active { color: var(--color-accent); }

/* --- flags + chevron --- */
.lang-switch-flag { font-size: 1rem; line-height: 1; }
.lang-switch-menu a { display: flex; align-items: center; gap: .5rem; }
.lang-switch-chevron {
    display: inline-flex;
    color: var(--color-text-muted);
    transition: transform .18s ease;
}
.lang-switch-toggle[aria-expanded="true"] .lang-switch-chevron { transform: rotate(180deg); }

/* --- theme toggle (with visible text label) --- */
.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .45rem .9rem .45rem .7rem;
    border-radius: 999px;
    border: 2px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    cursor: pointer;
    font-size: .85rem;
    font-weight: 700;
}
.theme-toggle:hover { border-color: var(--color-accent); }
.theme-toggle-icon { /* width: 1.05rem; height: 1.05rem; */ display: inline-block; }
.theme-toggle-icon::before { content: "\1F319"; /* font-size: 1rem; */} /* moon: shown in light mode - click to go dark */
[data-theme="dark"] .theme-toggle-icon::before { content: "\2600\FE0F"; } /* sun: shown in dark mode */

/* --- hamburger (mobile only) --- */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 2.4rem;
    height: 2.4rem;
    border: 2px solid var(--color-border);
    border-radius: 9px;
    background: var(--color-surface);
    cursor: pointer;
    padding: 0;
}
.hamburger-bar {
    display: block;
    width: 1.3rem;
    height: 2px;
    margin: 0 auto;
    background: var(--color-text);
    transition: transform .2s ease, opacity .2s ease;
}
.hamburger.is-open .hamburger-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open .hamburger-bar:nth-child(2) { opacity: 0; }
.hamburger.is-open .hamburger-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
    .hamburger { display: flex; }
    .theme-toggle-text { display: none; }

    .site-header-bar { position: relative; flex-wrap: wrap; }
    .main-menu { order: 3; width: 100%; }

    .main-menu-list {
        display: none;
        flex-direction: column;
        gap: 0;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: 14px;
        padding: .5rem;
        margin-top: .5rem;
        box-shadow: var(--shadow-soft);
        z-index: 55;
    }
    .main-menu-list.is-open { display: flex; }
    .main-menu-list li { border-bottom: 1px solid var(--color-border); }
    .main-menu-list li:last-child { border-bottom: none; }
    .main-menu-list a { display: block; padding: .7rem .6rem; }
}

/* ==========================================================================
   Hero - bold gradient blobs, big type
   ========================================================================== */
.hero {
    position: relative;
    padding-block: 5.5rem 4.5rem;
    overflow: hidden;
}
.hero::before,
.hero::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: .35;
    z-index: 0;
}
.hero::before {
    width: 420px; height: 420px;
    background: var(--color-accent);
    top: -160px; right: -120px;
}
.hero::after {
    width: 320px; height: 320px;
    background: var(--color-accent-2);
    bottom: -140px; right: 220px;
    opacity: .25;
}
.hero-inner { position: relative; z-index: 1; max-width: 740px; }
.hero-title {
    font-size: clamp(2.4rem, 5.5vw, 3.75rem);
    margin: 0 0 1.1rem;
}
.hero-body {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin: 0 0 2rem;
    max-width: 56ch;
}
.hero-actions { display: flex; gap: .9rem; flex-wrap: wrap; }

/* ==========================================================================
   Features grid - colorful icon chips
   ========================================================================== */
.features { padding-block: 2rem 5rem; }
.features-title {
    font-size: 1.9rem;
    max-width: 32ch;
    margin: 0 0 2.25rem;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.feature-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 1.85rem;
    box-shadow: var(--shadow-soft);
    transition: transform .15s ease;
}
.feature-card:hover { transform: translateY(-4px); }

.feature-card-icon {
    display: inline-grid;
    place-items: center;
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 12px;
    font-size: 1.3rem;
    margin-bottom: 1.1rem;
}
.feature-card:nth-child(1) .feature-card-icon { background: var(--chip-1-bg); color: var(--chip-1-fg); }
.feature-card:nth-child(2) .feature-card-icon { background: var(--chip-2-bg); color: var(--chip-2-fg); }
.feature-card:nth-child(3) .feature-card-icon { background: var(--chip-3-bg); color: var(--chip-3-fg); }

.feature-card h3 { font-size: 1.15rem; font-weight: 700; margin: 0 0 .5rem; }
.feature-card p { color: var(--color-text-muted); margin: 0; }

@media (max-width: 860px) {
    .features-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Prose / article content
   ========================================================================== */
.prose-section { padding-block: 1rem 5rem; }

.prose { max-width: 68ch; }
.prose-narrow { max-width: 60ch; margin-inline: auto; }
.prose h2 { font-size: 1.6rem; font-weight: 800; margin: 2rem 0 .75rem; }
.prose h3 { font-size: 1.25rem; font-weight: 700; margin: 1.5rem 0 .6rem; }
.prose p { margin: 0 0 1.1rem; color: var(--color-text-muted); }
.prose ul { padding-left: 1.2rem; color: var(--color-text-muted); }
.prose li { margin-bottom: .4rem; }
.prose strong { color: var(--color-text); }
.prose code {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: .88em;
    background: var(--color-bg-alt);
    padding: .15em .4em;
    border-radius: 5px;
}
.prose pre {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    overflow-x: auto;
    margin: 0 0 1.25rem;
}
.prose pre code {
    background: none;
    padding: 0;
    font-size: .85em;
    color: var(--color-text);
}
.prose table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 1.5rem;
    font-size: .93em;
    overflow-x: auto;
    display: block;
}
.prose table th,
.prose table td {
    padding: .55rem .9rem;
    border: 1px solid var(--color-border);
    text-align: left;
    vertical-align: top;
}
.prose table th {
    background: var(--color-bg-alt);
    font-weight: 700;
    color: var(--color-text);
    white-space: nowrap;
}
.prose table td {
    color: var(--color-text-muted);
}
.prose table tr:nth-child(even) td {
    background: color-mix(in srgb, var(--color-bg-alt) 50%, transparent);
}
.prose table td code {
    font-size: .85em;
}

/* ==========================================================================
   Generic page header (About, Contact...)
   ========================================================================== */
.page-header {
    padding-block: 3.5rem 1rem;
}
.page-header h1 {
    font-size: clamp(2.1rem, 4vw, 2.9rem);
    margin: 0;
}

/* ==========================================================================
   Column layout (article + sidebar)
   ========================================================================== */
.layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-block: 1rem 4rem;
}
.layout-article { grid-template-columns: 1fr 280px; align-items: start; }

@media (max-width: 860px) {
    .layout-article { grid-template-columns: 1fr; }
}

/* --- widgets / sidebar --- */
.widget {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 18px;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow-soft);
}
.widget-title { margin: 0 0 .6rem; font-size: 1rem; font-weight: 700; }
.widget ul { margin: 0; padding-left: 1.1rem; color: var(--color-text-muted); }

.ad-placeholder {
    display: grid;
    place-items: center;
    min-height: 220px;
    background: var(--chip-1-bg);
    color: var(--chip-1-fg);
    border: 2px dashed var(--color-accent);
    border-radius: 16px;
    font-size: .85rem;
    font-weight: 600;
    text-align: center;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    margin-top: 2rem;
    padding-block: 3rem 1.5rem;
}
.site-footer .brand { margin-bottom: .9rem; }
.site-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
}
.site-footer-col p {
    color: var(--color-text-muted);
    max-width: 40ch;
    margin: 0;
}
.site-footer-col h4 { margin: 0 0 .75rem; font-size: .95rem; font-weight: 700; }
.site-footer-col ul { list-style: none; padding: 0; margin: 0; }
.site-footer-col li { margin-bottom: .5rem; }
.site-footer-col a { color: var(--color-text-muted); font-weight: 500; }
.site-footer-col a:hover { color: var(--color-accent); }

.site-footer-bottom {
    margin-top: 2.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-border);
    font-size: .8rem;
    color: var(--color-text-muted);
}

@media (max-width: 700px) {
    .site-footer-grid { grid-template-columns: 1fr; }
}

/* --- AdSense slot wrapper --- */
.ad-slot {
    max-width: 1180px;
    margin: 1.5rem auto;
    padding-inline: 1.5rem;
    text-align: center;
}

/* ==========================================================================
   Utility Classes (Bootstrap-inspired)
   ========================================================================== */

/* Buttons (extending existing .btn, .btn-primary, .btn-ghost) */
.btn-danger { background: #ef4444; color: #fff; box-shadow: var(--shadow-pop); }
.btn-danger:hover { background: #dc2626; }
.btn-success { background: #10b981; color: #fff; box-shadow: var(--shadow-pop); }
.btn-success:hover { background: #059669; }

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    border-radius: 12px;
    border: 1px solid transparent;
}
.alert-info { background: color-mix(in srgb, var(--color-accent) 10%, transparent); color: var(--color-text); border-color: color-mix(in srgb, var(--color-accent) 20%, transparent); }
.alert-warning { background: color-mix(in srgb, #f59e0b 10%, transparent); color: var(--color-text); border-color: color-mix(in srgb, #f59e0b 20%, transparent); }
.alert-success { background: color-mix(in srgb, #10b981 10%, transparent); color: var(--color-text); border-color: color-mix(in srgb, #10b981 20%, transparent); }
.alert-danger { background: color-mix(in srgb, #ef4444 10%, transparent); color: var(--color-text); border-color: color-mix(in srgb, #ef4444 20%, transparent); }

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25em 0.6em;
    font-size: 0.75em;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 999px;
}
.badge-primary { background: var(--color-accent); color: var(--color-on-accent); }
.badge-danger { background: #ef4444; color: #fff; }
.badge-success { background: #10b981; color: #fff; }

/* Text Alignment */
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }

/* Text Colors */
.text-muted { color: var(--color-text-muted) !important; }
.text-primary { color: var(--color-accent) !important; }
.text-danger { color: #ef4444 !important; }
.text-success { color: #10b981 !important; }

/* Spacing */
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }

.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }