/* Globální vlastnosti a barvy podle loga a Ant Studia */
:root {
    --ant-black: #0c0c0e;
    --ant-dark-grey: #16161a;
    --ant-light-grey: #222227;
    --ant-text-white: #ffffff;
    --ant-text-muted: #8e8e96;
    
    /* Barvy motiVader loga */
    --mv-orange: #ff8b43;
    --mv-red: #ff5249;
    --mv-gradient: linear-gradient(135deg, #ff8b43 0%, #ff5249 100%);
    --mv-shadow: rgba(255, 82, 73, 0.25);
    
    --font-sans: 'Inter', sans-serif;
    --font-heading: 'Urbanist', sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body.ant-dark-theme {
    background-color: var(--ant-black);
    color: var(--ant-text-white);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigace ve stylu Ant Studia */
.ant-navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: rgba(12, 12, 14, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ant-nav-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ant-logo {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 900;
    text-decoration: none;
    color: var(--ant-text-white);
    letter-spacing: -0.5px;
}

.ant-logo span {
    background: var(--mv-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.ant-nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.ant-nav-link {
    color: var(--ant-text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s ease;
}

.ant-nav-link:hover {
    color: var(--ant-text-white);
}

.ant-lang-btn {
    background: transparent;
    border: 1px solid var(--ant-light-grey);
    color: var(--ant-text-white);
    padding: 6px 14px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    transition: all 0.3s ease;
}

.ant-lang-btn:hover {
    border-color: var(--mv-red);
    box-shadow: 0 0 12px var(--mv-shadow);
}

/* Úvodní HERO Sekce */
.ant-hero {
    min-height: 100vh;
    padding-top: 100px;
    display: flex;
    align-items: center;
    /* Zakomponování tvého low-poly pozadí */
    background-image: linear-gradient(rgba(12, 12, 14, 0.9), rgba(12, 12, 14, 0.7)), url('img/background-motiVader-clr-bck.jpg');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
}

.ant-hero-wrapper {
    max-width: 1300px;
    width: 100%;
    margin: 0 auto;
    padding: 40px 24px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
}

.ant-badge {
    display: inline-block;
    background: var(--ant-dark-grey);
    border: 1px solid var(--ant-light-grey);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--mv-orange);
    margin-bottom: 24px;
}

.ant-hero-title {
    font-family: var(--font-heading);
    font-size: 64px;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
}

.ant-gradient-text {
    background: var(--mv-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.ant-hero-sub {
    color: var(--ant-text-muted);
    font-size: 18px;
    max-width: 600px;
    margin-bottom: 40px;
}

.ant-hero-btns {
    display: flex;
    gap: 16px;
}

.ant-btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

.ant-btn-filled {
    background: var(--mv-gradient);
    color: var(--ant-text-white);
    box-shadow: 0 4px 20px var(--mv-shadow);
}

.ant-btn-filled:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--mv-red);
}

.ant-btn-outline {
    border: 1px solid var(--ant-light-grey);
    color: var(--ant-text-white);
    background: rgba(255,255,255,0.02);
}

.ant-btn-outline:hover {
    background: var(--ant-light-grey);
    border-color: var(--ant-text-muted);
}

.ant-hero-visual {
    display: flex;
    justify-content: center;
}

/* Pulzování hlavního loga */
.ant-main-logo {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(0,0,0,0.5));
    animation: antLogoPulse 4s infinite alternate ease-in-out;
}

/* Obecné sekce */
.ant-section {
    padding: 120px 24px;
}

.ant-bg-darker {
    background-color: var(--ant-dark-grey);
}

.ant-container {
    max-width: 1300px;
    margin: 0 auto;
}

.ant-section-header {
    margin-bottom: 60px;
    max-width: 800px;
}

.ant-section-badge {
    color: var(--ant-text-muted);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 12px;
}

.ant-section-title {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1px;
}

/* O projektu - Ant rozložení */
.ant-about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.ant-about-text p {
    font-size: 18px;
    color: var(--ant-text-muted);
}

.ant-about-stats {
    display: flex;
    gap: 40px;
}

.ant-stat-box {
    border-left: 2px solid var(--mv-red);
    padding-left: 24px;
}

.ant-stat-num {
    display: block;
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 900;
    color: var(--ant-text-white);
    line-height: 1;
    margin-bottom: 8px;
}

.ant-stat-lbl {
    color: var(--ant-text-muted);
    font-size: 14px;
    font-weight: 500;
}

/* Záložkový systém (Tabs) z Ant Studia */
.ant-tabs-nav {
    display: flex;
    gap: 12px;
    border-bottom: 1px solid var(--ant-light-grey);
    padding-bottom: 16px;
    margin-bottom: 40px;
}

.ant-tab-trigger {
    background: transparent;
    border: none;
    color: var(--ant-text-muted);
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    padding: 8px 16px;
    position: relative;
    transition: color 0.3s;
}

.ant-tab-trigger.active {
    color: var(--ant-text-white);
}

.ant-tab-trigger.active::after {
    content: '';
    position: absolute;
    bottom: -17px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--mv-gradient);
}

.ant-tab-panel {
    display: none;
}

.ant-tab-panel.active {
    display: block;
}

.ant-tab-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background-color: var(--ant-dark-grey);
    padding: 50px;
    border-radius: 20px;
    align-items: center;
}

.ant-tab-text-side h3 {
    font-family: var(--font-heading);
    font-size: 28px;
    margin-bottom: 16px;
}

.ant-tab-text-side p {
    color: var(--ant-text-muted);
    font-size: 16px;
}

.ant-tab-img-side {
    display: flex;
    justify-content: center;
}

.ant-char-img {
    max-height: 350px;
    width: auto;
    object-fit: contain;
    /* Jemná animace vznášení vestavěná rovnou v CSS */
    animation: antFloatChar 5s infinite alternate ease-in-out;
}

/* Mřížka videí */
.ant-grid-subtitle {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--ant-text-muted);
}

.ant-margin-top {
    margin-top: 60px;
}

.ant-video-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.ant-video-card {
    background-color: var(--ant-black);
    padding: 20px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.02);
    transition: transform 0.3s, border-color 0.3s;
}

.ant-video-card:hover {
    transform: scale(1.01);
    border-color: var(--ant-light-grey);
}

.ant-iframe-box {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    height: 0;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 16px;
}

.ant-iframe-box iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.ant-video-card h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
}

/* Asymetrická patička */
.ant-footer-section {
    background-color: var(--ant-black);
    border-top: 1px solid var(--ant-dark-grey);
    padding-bottom: 40px;
}

.ant-footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 60px;
    margin-bottom: 80px;
}

.ant-footer-main h2 {
    font-family: var(--font-heading);
    font-size: 54px;
    font-weight: 900;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.ant-footer-main p {
    color: var(--ant-text-muted);
    font-size: 16px;
    margin-bottom: 30px;
}

.ant-footer-email {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 900;
    color: var(--ant-text-white);
    text-decoration: none;
    transition: color 0.3s;
}

.ant-footer-email:hover {
    color: var(--mv-orange);
}

.ant-footer-side h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
    color: var(--ant-text-muted);
}

.ant-social-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ant-social-links a {
    color: var(--ant-text-white);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: color 0.3s;
}

.ant-social-links a:hover {
    color: var(--mv-red);
}

.ant-sub-footer {
    border-top: 1px solid var(--ant-dark-grey);
    padding-top: 30px;
    color: var(--ant-text-muted);
    font-size: 14px;
}

/* Animace */
@keyframes antLogoPulse {
    0% { transform: scale(1); filter: drop-shadow(0 5px 15px rgba(0,0,0,0.4)); }
    100% { transform: scale(1.02); filter: drop-shadow(0 15px 35px var(--mv-shadow)); }
}

@keyframes antFloatChar {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-12px); }
}

/* Responzivita pro menší obrazovky */
@media (max-width: 992px) {
    .ant-hero-wrapper, .ant-about-grid, .ant-tab-grid, .ant-footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .ant-hero-title { font-size: 42px; }
    .ant-video-grid { grid-template-columns: 1fr; }
    .ant-footer-email { font-size: 26px; }
    .ant-navbar .ant-nav-menu { display: none; } /* Jednoduchost pro mobil */
}