/* ==========================================================================
   4profit, s.r.o. - site styles
   ========================================================================== */

/* ---------- Reset a základy ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'Calibri', 'Segoe UI', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: #222;
    background: #fff;
    padding-top: 70px; /* místo pro fixní navbar */
}

img { max-width: 100%; height: auto; display: block; }

a { color: #0077B6; }

h1, h2, h3, h4, h5 {
    font-family: 'Calibri', 'Segoe UI', Arial, sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: 2.4rem; margin: 0 0 1rem; }
h2 { font-size: 2rem;   margin: 0 0 1rem; }
h4 { font-size: 1.25rem; margin: 0 0 .5rem; }

hr {
    border: 0;
    border-top: 2px solid #0077B6;
    width: 60px;
    margin: 0 0 1.25rem;
}

/* ---------- Layout: kontejner a grid ---------- */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1rem;
}

.row {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: center;
}

.col {
    flex: 1 1 0;
    min-width: 0;
}

/* tři sloupce na široké, pod sebou na úzké */
.row--3 > .col { flex: 1 1 calc(33.333% - 2rem); }

@media (max-width: 768px) {
    .row { gap: 1.5rem; }
    .col, .row--3 > .col { flex: 1 1 100%; }
}

.block {
    padding: 3rem 0;
}

/* ---------- Banner s novinkou ---------- */
.novinka-banner {
    padding: 1.25rem 0 0;
}

.novinka-banner__link {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 1rem 1.5rem;
    background: linear-gradient(90deg, #023E8A 0%, #0077B6 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 12px;
    box-shadow: 0 4px 14px rgba(2, 62, 138, .15);
    transition: transform .2s ease, box-shadow .2s ease;
}

.novinka-banner__link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(2, 62, 138, .25);
    color: #fff;
}

.novinka-banner__tag {
    display: inline-block;
    background: #1fbf75;
    color: #fff;
    font-weight: 700;
    font-size: .8rem;
    letter-spacing: .05em;
    text-transform: uppercase;
    padding: .3rem .75rem;
    border-radius: 999px;
    flex-shrink: 0;
}

.novinka-banner__text {
    flex: 1;
    font-size: 1.05rem;
}

.novinka-banner__text strong {
    font-weight: 700;
}

.novinka-banner__arrow {
    font-size: 1.4rem;
    font-weight: 700;
    flex-shrink: 0;
    transition: transform .2s ease;
}

.novinka-banner__link:hover .novinka-banner__arrow {
    transform: translateX(4px);
}

@media (max-width: 600px) {
    .novinka-banner__link {
        padding: .85rem 1rem;
        gap: .75rem;
    }
    .novinka-banner__text {
        font-size: .95rem;
        flex: 1 1 100%;
        order: 3;
    }
    .novinka-banner__arrow {
        margin-left: auto;
    }
}

/* ---------- Navbar ---------- */
.navbar {
    background: #f8f9fa;
    padding: 10px 0;
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 5000;
    border-bottom: 1px solid #e5e5e5;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand img { height: 42px; }

.nav-links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #222;
    font-weight: 500;
    padding: .5rem .25rem;
    border-bottom: 2px solid transparent;
    transition: color .2s, border-color .2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: #0077B6;
    border-bottom-color: #0077B6;
}

.nav-links .dropdown { position: relative; }

.nav-links .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    min-width: 220px;
    box-shadow: 0 4px 12px rgba(0,0,0,.1);
    border-radius: 8px;
    padding: .5rem 0;
    z-index: 10;
}

.nav-links .dropdown-menu a {
    display: block;
    padding: .5rem 1rem;
    border: 0;
}

.nav-links .dropdown:hover .dropdown-menu,
.nav-links .dropdown:focus-within .dropdown-menu { display: block; }

/* mobilní hamburger */
.hamburger {
    display: none;
    cursor: pointer;
    width: 30px;
    height: 22px;
    flex-direction: column;
    justify-content: space-between;
    z-index: 6000;
}

.hamburger div {
    background: #222;
    height: 3px;
    width: 100%;
    border-radius: 2px;
}

@media (max-width: 900px) {
    .hamburger { display: flex; }
    .nav-links {
        position: fixed;
        top: 0;
        right: -280px;
        width: 280px;
        height: 100%;
        background: #343a40;
        padding-top: 80px;
        flex-direction: column;
        gap: 0;
        transition: right .3s ease;
    }
    .nav-links a {
        color: #fff;
        padding: 15px 20px;
        width: 100%;
        border: 0;
    }
    .nav-links a:hover,
    .nav-links a.active {
        background: #495057;
        color: #fff;
        border: 0;
    }
    .nav-links.open { right: 0; }
    .nav-links .dropdown-menu {
        display: block;
        position: static;
        box-shadow: none;
        background: transparent;
        padding: 0;
    }
    .nav-links .dropdown-menu a {
        padding-left: 2.5rem;
        color: #cbd3da;
    }
}

/* ---------- Header (hero) ---------- */
header.hero {
    background: linear-gradient(135deg, #eaf2fa 0%, #dbe8f4 100%);
    color: #023E8A;
    padding: 3rem 0 2.5rem;
    text-align: left;
}

header.hero h1 {
    color: #023E8A;
    font-size: 2.3rem;
    margin-bottom: .75rem;
}

header.hero .lead {
    max-width: 720px;
    margin: 0;
    font-size: 1.1rem;
    color: #1a3a5c;
    opacity: 1;
}

header.hero--sub {
    padding: 2rem 0 1.75rem;
}
header.hero--sub h1 { font-size: 1.9rem; margin-bottom: 0; }


/* ---------- Typografické utility ---------- */
.text-center { text-align: center; }
.text-brand  { color: #0077B6; }

.podnadpis {
    color: #000;
    font-size: 1.35rem;
    font-weight: 600;
    margin: 0 0 1rem;
}

.modra {
    color: #023E8A;
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
}

.modra2 {
    color: #023E8A;
    font-size: 2rem;
    font-weight: 700;
    margin: 1rem 0 .75rem;
}

/* ---------- Ikonka vedle textu ---------- */
.vedle-sebe {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding-top: 1rem;
}

.vedle-sebe img {
    width: 60px;
    height: auto;
    flex-shrink: 0;
}

.vedle-sebe h4 { margin-bottom: .25rem; }
.vedle-sebe p  { margin: 0; }

/* ---------- Čísla se sloupcovým akcentem ---------- */
.stat {
    border-left: 3px solid #023E8A;
    padding-left: 1.25rem;
}

.stat .stat-number {
    color: #023E8A;
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
    line-height: 1;
}

.stat .stat-label {
    margin: .25rem 0 0;
    color: #333;
}

/* ---------- Tlačítka ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(90deg, #023E8A 0%, #0077B6 50%, #023E8A 100%);
    background-size: 200% 100%;
    background-position: left center;
    padding: .65rem 1.5rem;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 500;
    transition: background-position .9s ease, transform .2s ease;
}

.btn:hover {
    background-position: right center;
    color: #fff;
    transform: translateY(-1px);
}

.btn img { width: 22px; height: auto; transform: rotate(180deg); }

.modry-odkaz {
    color: #023E8A;
    text-align: center;
    font-size: 1.5rem;
    font-style: italic;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: transform .3s ease, color .3s ease;
}

.modry-odkaz:hover {
    color: #0077B6;
    transform: scale(1.08);
}

/* ---------- Kroky spolupráce ---------- */
.spoluprace {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem 0;
}

.spoluprace .step-num {
    color: #023E8A;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
    margin: 0;
    flex-shrink: 0;
}

.spoluprace h4 {
    color: #023E8A;
    font-size: 1.5rem;
    margin: 0 0 .5rem;
}

/* ---------- Slider s logy zákazníků ---------- */
.slider {
    width: 100%;
    overflow: hidden;
    padding: 2rem 0;
}

.slider-track {
    display: flex;
    width: fit-content;
    animation: scroll 25s linear infinite;
    gap: 2.5rem;
    align-items: center;
}

.slider-item { flex: 0 0 auto; }

.slider-item img {
    max-height: 60px;
    width: auto;
    filter: grayscale(100%);
    opacity: .8;
    transition: filter .3s, opacity .3s;
}

.slider-item img:hover {
    filter: grayscale(0%);
    opacity: 1;
}

@keyframes scroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ---------- Karty (dlaždice řešení na hlavní stránce) ---------- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.link-card {
    display: block;
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 4px 12px rgba(0,0,0,.08);
    background: #fff;
    padding: 1.5rem;
    border-top: 4px solid #0077B6;
    transition: transform .2s ease, box-shadow .2s ease;
}

.link-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,.12);
}

.link-card h3 {
    color: #023E8A;
    margin: 0 0 .5rem;
}

.link-card p { margin: 0; color: #555; }

/* ---------- Kontakt ---------- */
.kontakt-karta {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid #0077B6;
}

.kontakt-karta h3 {
    margin: 0 0 .25rem;
    color: #023E8A;
}

.kontakt-karta .role {
    color: #555;
    margin: 0 0 .75rem;
    font-style: italic;
}

.kontakt-karta p { margin: .25rem 0; }

.kontakt-karta a {
    color: #0077B6;
    text-decoration: none;
}

.kontakt-karta a:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
footer {
    background: #f8f9fa;
    color: #333;
    padding: 2.5rem 1.25rem 1rem;
    border-top: 1px solid #ddd;
    margin-top: 3rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: space-between;
}

.footer-column { flex: 1 1 250px; }

.footer-column h5 {
    margin: 0 0 .75rem;
    font-size: 1.1rem;
    color: #023E8A;
}

.footer-column p { margin: .25rem 0; font-size: .95rem; }

.footer-logo {
    text-align: center;
    margin: 2rem 0 .5rem;
}

.footer-logo img { height: 50px; margin: 0 auto; }

.footer-bottom {
    text-align: center;
    font-size: .85rem;
    color: #666;
    margin-top: .75rem;
}

@media (max-width: 768px) {
    .footer-container { flex-direction: column; }
}

/* ---------- Obsah podstránek ---------- */
.content-page {
    padding: 3rem 0;
}

.content-page ul {
    padding-left: 1.25rem;
}

.content-page li { margin-bottom: .5rem; }

.content-page .intro {
    font-size: 1.15rem;
    color: #333;
    max-width: 780px;
}

/* ---------- Badges (pill štítky) ---------- */
.badges {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin: 0 0 1.25rem;
}

.badge {
    display: inline-block;
    padding: .4rem 1rem;
    border-radius: 999px;
    font-size: .9rem;
    font-weight: 600;
    line-height: 1.2;
    background: #fff;
    color: #222;
    border: 1px solid #d5dbe0;
    white-space: nowrap;
}

.badge--primary {
    background: #1fbf75;
    color: #fff;
    border-color: #1fbf75;
}