/* ============================================
   VITIUM - Divadelní soubor
   CSS Stylesheet
   ============================================ */

/* Color Variables */
:root {
    --color-primary: #154551;        /* Petrolejová */
    --color-secondary: #eeb84e;     /* Zlatá */
    --color-dark: #0d2c31;          /* Tmavá petrolejová */
    --color-light: #f5f5f5;         /* Světlá */
    --color-white: #ffffff;
    --color-text: #2c3e50;
    --color-text-light: #7f8c8d;
    --color-accent: #f0c863;        /* Teplá zlatá (harmonizovaná) */
    
    --font-primary: 'Georgia', serif;
    --font-secondary: 'Arial', 'Helvetica', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    --transition-fast: 0.2s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}


/* ============================================
   GLOBAL STYLES
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    color: var(--color-text);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    color: var(--color-primary);
    line-height: 1.2;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent);
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-white);
    box-shadow: 0 2px 8px rgba(26, 79, 85, 0.1);
    padding: var(--spacing-md) 0;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-primary);
    font-size: 0.875rem;
    color: var(--color-primary);
}

.navbar-logo-ds {
    background: var(--color-primary);
    color: var(--color-secondary);
    padding: 5px;
    min-width: 32px;
    text-align: center;
    border-radius: 5px;
}


.logo {
    height: 40px;
    width: auto;
}

.logo-text {
    color: transparent;
    background: url('../images/logo_text_alt_small.svg') no-repeat center center;
    background-size: 8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    font-size: 1rem;
    color: var(--color-text);
    transition: color var(--transition-fast), border-bottom var(--transition-fast);
    position: relative;
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
}

.nav-link:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-secondary);
}

.nav-link-cta {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    border: none;
}

.nav-link-cta:hover {
    background-color: var(--color-secondary);
    color: var(--color-dark);
    border-bottom: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    transition: all var(--transition-fast);
    transform-origin: center;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(9.5px, 9.5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(9.5px, -9.5px);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: calc(100dvh - 88px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-dark) 100%);
    color: var(--color-white);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0.1;
}

.branch {
    position: absolute;
    width: 100px;
    height: calc(40% - 100px);
    left: 50%;
    transform: translateX(-50%);
}

.branch-top {
    top: -50px;
    background: linear-gradient(180deg, transparent 0%, var(--color-white) 100%);
}

.branch-bottom {
    bottom: -50px;
    background: linear-gradient(0deg, transparent 0%, var(--color-white) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 5rem;
    font-weight: bold;
    letter-spacing: 8px;
    margin-bottom: var(--spacing-md);
    color: transparent;
    
    background: url('../images/logo_text_zlata_fade.svg') no-repeat center center;
    background-size: 32rem;

    padding: 300px;
    margin: -300px
}

.hero-subtitle {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    letter-spacing: 2px;
    color: transparent;
}

.hero-tagline {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-2xl);
    font-style: italic;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-2xl);
    background-color: var(--color-secondary);
    color: var(--color-dark);
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 50px;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    background-color: var(--color-accent);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
    color: var(--color-primary);
}

/* ============================================
   SECTIONS
   ============================================ */

.section {
    padding: var(--spacing-2xl) 0;
    scroll-margin-top: 80px;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
    padding-bottom: var(--spacing-lg);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about {
    background-color: var(--color-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--color-text);
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.stat-item {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: 8px;
    text-align: center;
    transition: transform var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 0.95rem;
}

/* ============================================
   MEMBERS SECTION
   ============================================ */

.members {
    background-color: var(--color-light);
}

.members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.member-card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(26, 79, 85, 0.1);
    transition: all var(--transition-normal);
}

.member-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 25px rgba(26, 79, 85, 0.2);
}

.member-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background-color: var(--color-primary);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.member-card:hover .member-image img {
    transform: scale(1.05);
}

.member-name {
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-sm);
    color: var(--color-primary);
}

.member-role {
    padding: 0 var(--spacing-md);
    color: var(--color-secondary);
    font-size: 0.9rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.member-bio {
    padding: var(--spacing-md);
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* ============================================
   REPERTOIRE SECTION
   ============================================ */

.repertoire {
    background: linear-gradient(135deg, rgba(26, 79, 85, 0.1) 0%, rgba(212, 175, 55, 0.1) 100%);
}

.repertoire-intro {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
    font-size: 1.1rem;
}

.repertoire-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.repertoire-card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(26, 79, 85, 0.1);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.repertoire-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(26, 79, 85, 0.15);
}

.repertoire-image {
    position: relative;
    width: 100%;
    height: 350px;
    overflow: hidden;
    background-color: var(--color-primary);
}

.repertoire-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.repertoire-card:hover .repertoire-image img {
    transform: scale(1.08);
}

.repertoire-tag {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--color-secondary);
    color: var(--color-dark);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
}

.repertoire-title {
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-sm);
    color: var(--color-primary);
}

.repertoire-type {
    padding: 0 var(--spacing-md);
    color: var(--color-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: bold;
}

.repertoire-description {
    padding: var(--spacing-md);
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.repertoire-meta {
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
    border-top: 1px solid var(--color-light);
    flex-wrap: wrap;
    margin-top: auto;
}

.meta-item {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* ============================================
   PERFORMANCES SECTION
   ============================================ */

.performances {
    background-color: var(--color-light);
}

.performances-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--color-primary);
    background-color: transparent;
    color: var(--color-primary);
    border-radius: 25px;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-weight: bold;
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.performances-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.performance-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--spacing-lg);
    align-items: center;
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(26, 79, 85, 0.08);
    border-left: 5px solid var(--color-secondary);
    transition: all var(--transition-normal);
}

.performance-item:hover {
    box-shadow: 0 8px 25px rgba(26, 79, 85, 0.15);
    transform: translateX(5px);
}

.performance-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: 8px;
}

.date-day {
    font-size: 1.8rem;
    font-weight: bold;
}

.date-month {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.performance-details h3 {
    margin-bottom: var(--spacing-xs);
}

.performance-venue {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-xs);
}

.performance-time {
    color: var(--color-secondary);
    font-weight: bold;
}

.ticket-btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-secondary);
    color: var(--color-dark);
    border-radius: 4px;
    font-weight: bold;
    transition: all var(--transition-fast);
}

.ticket-btn:hover {
    background-color: var(--color-accent);
    transform: scale(1.05);
    color: var(--color-dark);
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-dark) 100%);
    color: var(--color-white);
}

.contact .section-title {
    color: var(--color-secondary);
}

.contact .section-title::after {
    background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-accent) 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.contact-item h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.contact-item a {
    color: var(--color-accent);
}

.contact-item a:hover {
    color: var(--color-white);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 2px solid var(--color-secondary);
    border-radius: 50%;
    color: var(--color-secondary);
    transition: all var(--transition-fast);
    font-size: 1.2rem;
}

.social-link:hover {
    background-color: var(--color-secondary);
    color: var(--color-white) !important;
}

.contact-form {
    background-color: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-xl);
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.contact-form h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border: none;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.9);
    font-family: var(--font-secondary);
}

.contact-form textarea {
    resize: vertical;
}

.submit-btn {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--color-secondary);
    color: var(--color-dark);
    border: none;
    border-radius: 4px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.submit-btn:hover {
    background-color: var(--color-accent);
    transform: translateY(-2px);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section:first-child {
    grid-column: 1 / 3;
}

.footer-section h4 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    color: var(--color-light);
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: var(--color-light);
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}