/* Styl webu mitrnka.cz – mobile-first, bez externích závislostí (systémová písma). */

:root {
    --color-primary: #1d3557;
    --color-primary-light: #2b4a7a;
    --color-accent: #e63946;
    --color-bg: #ffffff;
    --color-bg-alt: #f4f7fb;
    --color-text: #212529;
    --color-muted: #5f6b7a;
    --radius: 12px;
    --shadow: 0 2px 12px rgba(29, 53, 87, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ---------- hlavička ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid #e3e8ef;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.6rem;
    padding-bottom: 0.6rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--color-primary);
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 8px;
    background: var(--color-primary);
    color: #f1faee;
    font-weight: 700;
    font-size: 0.95rem;
}

.brand-name {
    font-weight: 600;
    font-size: 1.05rem;
}

.site-nav {
    display: flex;
    gap: 1.1rem;
}

.site-nav a {
    color: var(--color-muted);
    text-decoration: none;
    font-size: 0.95rem;
}

.site-nav a:hover { color: var(--color-primary); }

/* ---------- hero ---------- */
.hero {
    background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-light) 70%);
    color: #f1faee;
    padding: 4rem 0 4.5rem;
}

.hero-kicker {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.8rem;
    opacity: 0.85;
    margin: 0 0 0.75rem;
}

.hero h1 {
    margin: 0 0 1rem;
    font-size: clamp(1.9rem, 4.5vw, 3rem);
    line-height: 1.15;
}

.hero-lead {
    max-width: 46rem;
    font-size: 1.05rem;
    opacity: 0.95;
    margin: 0 0 1.75rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.btn {
    display: inline-block;
    padding: 0.65rem 1.4rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
    background: var(--color-accent);
    color: #fff;
    box-shadow: var(--shadow);
}

.btn-outline {
    border: 1.5px solid rgba(241, 250, 238, 0.7);
    color: #f1faee;
}

/* ---------- sekce ---------- */
.section { padding: 3.5rem 0; }

.section-alt { background: var(--color-bg-alt); }

.section h2 {
    font-size: 1.7rem;
    color: var(--color-primary);
    margin: 0 0 1.5rem;
}

.section-lead {
    margin: -0.75rem 0 1.5rem;
    color: var(--color-muted);
}

.cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.1rem;
}

.card {
    background: #fff;
    border: 1px solid #e3e8ef;
    border-radius: var(--radius);
    padding: 1.4rem 1.5rem;
    box-shadow: var(--shadow);
}

.card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.1rem;
    color: var(--color-primary);
}

.card p { margin: 0; color: var(--color-text); }

.app-card .app-links {
    margin-top: 0.9rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
}

.app-links a {
    color: var(--color-accent);
    font-weight: 600;
    text-decoration: none;
}

.app-links a:hover { text-decoration: underline; }

/* ---------- kontakt ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.contact-grid h3 {
    margin: 0 0 0.6rem;
    font-size: 1.1rem;
    color: var(--color-primary);
}

.contact-line { margin: 0.25rem 0; }

.contact-line a { color: var(--color-primary); }

/* ---------- patička ---------- */
.site-footer {
    background: var(--color-primary);
    color: #d9e2ec;
    padding: 2rem 0;
    font-size: 0.9rem;
}

.site-footer p { margin: 0.3rem 0; }

.site-footer a { color: #f1faee; }

.footer-meta {
    margin-top: 1rem;
    opacity: 0.7;
    font-size: 0.8rem;
}

/* ---------- širší obrazovky ---------- */
@media (min-width: 720px) {
    .cards { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- chybová lišta Blazoru ---------- */
#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    bottom: 0;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}