/* ==========================================
   RESET & BASE STYLES
   ========================================== */

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

:root {
    /* Color Palette */
    --color-primary: #2c3e50;      /* Tmavě šedá */
    --color-secondary: #b8975a;     /* Zlatá */
    --color-accent: #3498db;        /* Modrá */
    --color-white: #ffffff;
    --color-light-gray: #f8f9fa;
    --color-medium-gray: #6c757d;
    --color-dark: #1a1a1a;
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-signature: 'Dancing Script', cursive;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(184, 151, 90, 0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, var(--color-light-gray) 0%, var(--color-white) 100%);
    color: var(--color-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ==========================================
   CONTAINER & LAYOUT
   ========================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* ==========================================
   HEADER
   ========================================== */

.header {
    text-align: center;
    padding: var(--spacing-lg) 0;
}

.main-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.divider {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-secondary), transparent);
    margin: var(--spacing-sm) auto;
}

/* ==========================================
   MAIN CONTENT
   ========================================== */

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    padding: var(--spacing-md) 0;
}

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

.about-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.photo-container {
    position: relative;
}

.photo-placeholder {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-light-gray), var(--color-white));
    border: 4px solid var(--color-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.photo-placeholder:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}

.placeholder-icon {
    width: 100px;
    height: 100px;
    opacity: 0.6;
}

.photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.intro-text {
    max-width: 600px;
}

.description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-primary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.description strong {
    color: var(--color-secondary);
    font-weight: 600;
}

.signature {
    font-family: var(--font-signature);
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-secondary);
    font-weight: 700;
    margin-top: var(--spacing-sm);
}

/* ==========================================
   PYRAMID SECTION
   ========================================== */

.pyramid-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-lg);
}

.pyramid-container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.pyramid-row {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    width: 100%;
}

.pyramid-top {
    max-width: 400px;
}

.pyramid-bottom {
    max-width: 900px;
}

.pyramid-link {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-white);
    border: 2px solid var(--color-secondary);
    border-radius: 12px;
    text-decoration: none;
    color: var(--color-primary);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
    min-width: 250px;
    min-height: 120px;
    overflow: hidden;
}

.pyramid-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 0;
}

.pyramid-link:hover::before {
    opacity: 0.1;
}

.pyramid-link:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.link-text {
    position: relative;
    z-index: 1;
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.pyramid-link:hover .link-text {
    color: var(--color-accent);
}

.link-description {
    position: relative;
    z-index: 1;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    color: var(--color-medium-gray);
    font-weight: 300;
    transition: color var(--transition-fast);
}

.pyramid-link:hover .link-description {
    color: var(--color-primary);
}

/* ==========================================
   PYRAMID DECORATION
   ========================================== */

.pyramid-decoration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
    width: 100%;
    max-width: 600px;
    opacity: 0.6;
}

.pyramid-svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 8px rgba(184, 151, 90, 0.2));
}

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

.footer {
    text-align: center;
    padding: var(--spacing-md) 0;
    margin-top: var(--spacing-lg);
    border-top: 1px solid rgba(184, 151, 90, 0.2);
}

.footer-text {
    font-size: 0.875rem;
    color: var(--color-medium-gray);
    font-weight: 300;
}

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

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

.fade-in {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
}

.fade-in:nth-child(1) {
    animation-delay: 0.1s;
}

.fade-in:nth-child(2) {
    animation-delay: 0.3s;
}

.fade-in:nth-child(3) {
    animation-delay: 0.5s;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 768px) {
    .container {
        padding: var(--spacing-sm);
    }
    
    .header {
        padding: var(--spacing-md) 0;
    }
    
    .main-content {
        gap: var(--spacing-md);
    }
    
    .pyramid-section {
        padding: var(--spacing-md) 0;
    }
    
    .pyramid-bottom {
        flex-direction: column;
        align-items: center;
    }
    
    .pyramid-link {
        width: 100%;
        max-width: 350px;
        min-width: unset;
    }
    
    .pyramid-decoration {
        max-width: 400px;
    }
    
    .photo-placeholder {
        width: 150px;
        height: 150px;
    }
    
    .placeholder-icon {
        width: 80px;
        height: 80px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 2.5rem;
    }
    
    .pyramid-link {
        padding: var(--spacing-sm) var(--spacing-md);
        min-height: 100px;
    }
    
    .pyramid-container {
        gap: var(--spacing-md);
    }
}

/* ==========================================
   ACCESSIBILITY
   ========================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.pyramid-link:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 4px;
}

.pyramid-link:focus:not(:focus-visible) {
    outline: none;
}

.pyramid-link:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 4px;
}

/* ==========================================
   PRINT STYLES
   ========================================== */

@media print {
    body {
        background: white;
    }
    
    .pyramid-decoration {
        display: none;
    }
    
    .pyramid-link {
        border: 2px solid black;
        page-break-inside: avoid;
    }
}