:root {
    --bg-color: #000;
    --text-color: #fff;
    --accent-color: #2962ff;
    --card-bg: #1e1e1e;
    --divider-color: rgba(41, 98, 255, 0.3);
}

[data-theme="light"] {
    --bg-color: #fafafa;
    --text-color: #111;
    --accent-color: #2962ff;
    --card-bg: #fff;
}

#lottieHero {
    position: absolute;
    top: 65%;
    right: 5%;
    transform: translateY(-50%);
    width: 400px;
    height: 400px;
    opacity: 1;
    z-index: 0;
    pointer-events: none;
}

/* Responzivní úpravy pro animaci */
@media (max-width: 768px) {
    #lottieHero {
        position: relative;
        top: auto;
        right: auto;
        transform: none;
        width: 250px;
        height: 250px;
        opacity: 1;
        margin: 0.5rem auto -2rem;
        display: block;
    }
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    overflow-x: hidden;
    /* skrytí horizontálního přetečení */
    transition: background .3s, color .3s;
    position: relative;
}

/* Hvězdná obloha na pozadí */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(1px 1px at 5% 10%, #fff, transparent),
        radial-gradient(1px 1px at 15% 25%, rgba(255,255,255,0.8), transparent),
        radial-gradient(2px 2px at 25% 5%, #fff, transparent),
        radial-gradient(1px 1px at 35% 40%, rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 45% 15%, #fff, transparent),
        radial-gradient(2px 2px at 55% 60%, rgba(255,255,255,0.9), transparent),
        radial-gradient(1px 1px at 65% 35%, #fff, transparent),
        radial-gradient(1px 1px at 75% 80%, rgba(255,255,255,0.7), transparent),
        radial-gradient(2px 2px at 85% 20%, #fff, transparent),
        radial-gradient(1px 1px at 95% 70%, rgba(255,255,255,0.8), transparent),
        radial-gradient(1px 1px at 10% 90%, #fff, transparent),
        radial-gradient(1px 1px at 30% 75%, rgba(255,255,255,0.6), transparent),
        radial-gradient(2px 2px at 50% 95%, #fff, transparent),
        radial-gradient(1px 1px at 70% 50%, rgba(255,255,255,0.9), transparent),
        radial-gradient(1px 1px at 90% 45%, #fff, transparent),
        radial-gradient(1px 1px at 20% 55%, rgba(255,255,255,0.7), transparent),
        radial-gradient(2px 2px at 40% 30%, #fff, transparent),
        radial-gradient(1px 1px at 60% 85%, rgba(255,255,255,0.8), transparent),
        radial-gradient(1px 1px at 80% 65%, #fff, transparent),
        radial-gradient(1px 1px at 12% 38%, rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 33% 12%, rgba(255,255,255,0.9), transparent),
        radial-gradient(2px 2px at 67% 22%, #fff, transparent),
        radial-gradient(1px 1px at 88% 8%, rgba(255,255,255,0.7), transparent),
        radial-gradient(1px 1px at 7% 62%, #fff, transparent),
        radial-gradient(1px 1px at 52% 38%, rgba(255,255,255,0.8), transparent),
        radial-gradient(2px 2px at 78% 52%, #fff, transparent),
        radial-gradient(1px 1px at 23% 88%, rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 47% 72%, #fff, transparent),
        radial-gradient(1px 1px at 73% 92%, rgba(255,255,255,0.9), transparent),
        radial-gradient(1px 1px at 93% 32%, rgba(255,255,255,0.7), transparent),
        radial-gradient(2px 2px at 17% 18%, #fff, transparent),
        radial-gradient(1px 1px at 42% 58%, rgba(255,255,255,0.8), transparent),
        radial-gradient(1px 1px at 77% 28%, #fff, transparent),
        radial-gradient(1px 1px at 8% 45%, rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 62% 8%, rgba(255,255,255,0.9), transparent);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    opacity: 0.9;
    z-index: -1;
    animation: stars-move 100s linear infinite;
    pointer-events: none;
}

/* Druhá vrstva hvězd pro více hloubky */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(1px 1px at 8% 20%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 22% 65%, rgba(41, 98, 255, 0.4), transparent),
        radial-gradient(1px 1px at 38% 15%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 52% 80%, rgba(41, 98, 255, 0.6), transparent),
        radial-gradient(1px 1px at 68% 40%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 82% 75%, rgba(41, 98, 255, 0.5), transparent),
        radial-gradient(1px 1px at 18% 50%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 42% 90%, rgba(41, 98, 255, 0.4), transparent),
        radial-gradient(1px 1px at 72% 25%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 92% 60%, rgba(41, 98, 255, 0.6), transparent),
        radial-gradient(1px 1px at 28% 35%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 58% 70%, rgba(41, 98, 255, 0.5), transparent),
        radial-gradient(1px 1px at 13% 85%, rgba(41, 98, 255, 0.4), transparent),
        radial-gradient(1px 1px at 35% 5%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 63% 95%, rgba(41, 98, 255, 0.6), transparent),
        radial-gradient(1px 1px at 87% 35%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 5% 55%, rgba(41, 98, 255, 0.5), transparent),
        radial-gradient(1px 1px at 45% 25%, rgba(41, 98, 255, 0.4), transparent),
        radial-gradient(1px 1px at 77% 85%, var(--accent-color), transparent),
        radial-gradient(1px 1px at 25% 92%, rgba(41, 98, 255, 0.6), transparent),
        radial-gradient(1px 1px at 67% 12%, rgba(41, 98, 255, 0.5), transparent),
        radial-gradient(1px 1px at 95% 48%, var(--accent-color), transparent);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    opacity: 0.6;
    z-index: -1;
    animation: stars-move-slow 150s linear infinite reverse;
    pointer-events: none;
}

@keyframes stars-move {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-450px); }
}

@keyframes stars-move-slow {
    0% { transform: translateX(0px); }
    100% { transform: translateX(-600px); }
}

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.6s ease-out;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--divider-color);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

h1,
h2,
h3,
h4 {
    font-family: 'Audiowide', sans-serif;
}

h2 {
    font-weight: 700;
    font-size: 2.2rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

hr {
    border: none;
    height: 1px;
    margin: 1rem auto 2rem;
    width: 50px;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 1rem;
    background: rgba(0, 0, 0, 0.8);
    /* opravená alfa */
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 200;
}

/* Větší padding pro desktop */
@media (min-width: 769px) {
    header {
        padding: 1rem 4rem;
    }
}

.logo {
    margin: 0;
    padding: 0;
    width: 50px;
    height: 50px;
    margin-top: -0.3rem;
    /* posun nahoru */
    display: flex;
    align-items: center;
    justify-content: center;
}

nav ul {
    display: flex;
    list-style: none;
}

nav li {
    margin-left: 2rem;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    position: relative;
    padding: .5rem 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color .3s;
}

nav a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width .3s;
}

nav a:hover,
nav a.active {
    color: var(--accent-color);
}

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

/* Hamburger */
#navToggle {
    display: none;
    position: absolute;
    top: 1rem;
    right: 1rem;
    cursor: pointer;
    z-index: 300;
    flex-direction: column;
    width: 30px;
    height: 30px;
    justify-content: center;
    align-items: center;
}

/* Desktop pozice pro hamburger */
@media (min-width: 769px) {
    #navToggle {
        right: 4rem;
    }
}

#navToggle span {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    margin: 3px 0;
    transition: all 0.3s ease;
    transform-origin: center;
}

/* Animace pro křížek */
#navToggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

#navToggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobilní menu */
@media (max-width: 768px) {
    nav ul {
        position: fixed;
        top: 0;
        right: 0;
        height: 100vh;
        width: 200px;
        background: var(--bg-color);
        display: flex;
        flex-direction: column;
        align-items: center;
        padding-top: 5rem;
        transform: translateX(100%);
        /* mimo obrazovku doprava */
        transition: transform .3s ease-in-out;
        z-index: 250;
    }

    nav ul.show {
        transform: translateX(0);
        /* viditelné */
    }

    nav li {
        margin: 1.5rem 0;
        /* reset horizontálních odsazení */
    }

    #navToggle {
        display: flex;
    }
}

/* Hero */
.hero {
    position: relative;
    text-align: center;
    padding: 8rem 1rem;
    /*background: url('https://source.unsplash.com/1600x900/?technology') center/cover fixed;*/
}
/* Menší padding pro mobily */
@media (max-width: 768px) {
    .hero {
        padding: 5rem 1rem;
    }
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.2);
}

.photo {
    width: 180px;
    height: 180px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    border: 3px solid var(--accent-color);
    overflow: hidden;
}

.photo img {
    width: 100%;
    height: auto;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: .5rem;
    color: var(--text-color);
}

.hero .typing {
    display: inline-block;
    /* kurzor za textem */
    font-size: 1.2rem;
    color: #ccc;
    border-right: 2px solid #ccc;
    /* samotný kurzor */
    white-space: nowrap;
    overflow: hidden;
    /* skryje přetečení při mazání */
    letter-spacing: 2px;
    /* zbývá pouze blink animace */
    animation: blink .7s step-end infinite;
    margin-top: .5rem;
    min-height: 1.4em;
}


@keyframes typing {
    0% {
        width: 0;
    }

    50% {
        width: 20ch;
    }

    100% {
        width: 0;
    }
}

@keyframes blink {
    50% {
        border-color: transparent;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

/* Container */
.container {
    max-width: 1200px;
    margin: -4rem auto 2rem;
    padding: 0 2rem;
}

/* Vnitřní obsah s omezenou šířkou pro lepší čitelnost */
.content-wrapper {
    max-width: 100%;
    margin: 0 auto;
}

/* Responzivní úpravy pro container */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
}

section {
    padding: 4rem 0;
    opacity: 0;
    transform: translateY(20px);
    transition: all .8s ease;
    scroll-margin-top: 80px;
}

.fade-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Cards */
.cards {
    display: grid;
    gap: 2rem;
}

.projects .cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    max-width: 1200px;
    margin: 0 auto;
    justify-content: start;
}

/* Pro desktop - omezíme na maximálně 3 sloupce */
@media (min-width: 1200px) {
    .projects .cards {
        grid-template-columns: repeat(auto-fit, minmax(350px, 380px));
        max-width: 1200px;
        justify-content: start;
    }
}

@media (min-width: 1400px) {
    .projects .cards {
        grid-template-columns: repeat(3, 1fr);
        max-width: 1200px;
        justify-content: start;
    }
}

/* Původní card styly */
.cards .card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid transparent;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    transition: border-color .3s, transform .3s;
}

/* Nové project card styly */
.project-card {
    padding: 0;
    overflow: hidden;
    border-radius: 15px;
    background: var(--card-bg);
    border: 1px solid rgba(41, 98, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 500px; /* Pevná minimální výška */
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), #4285f4, var(--accent-color));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover::before {
    opacity: 1;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(41, 98, 255, 0.2);
    border-color: var(--accent-color);
}

.project-image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: #1a1a1a;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    filter: brightness(0.8) saturate(0.9);
}

.project-card:hover .project-image img {
    transform: scale(1.05);
    filter: brightness(1) saturate(1.1);
}

.project-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 2;
}

.project-status {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.project-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
    justify-content: space-between; /* Rozloží obsah tak, aby tlačítka byla na spodku */
}

.project-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1; /* Zabere dostupný prostor */
}

.project-content h3 {
    color: var(--accent-color);
    font-size: 1.3rem;
    margin: 0;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-color), #4285f4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-description {
    color: #bbb;
    line-height: 1.6;
    margin: 0;
    font-size: 0.95rem;
    flex: 1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.5rem 0;
}

.tech-badge {
    background: linear-gradient(135deg, rgba(41, 98, 255, 0.2), rgba(66, 133, 244, 0.2));
    color: var(--accent-color);
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid rgba(41, 98, 255, 0.3);
    transition: all 0.3s ease;
}

.tech-badge:hover {
    background: linear-gradient(135deg, rgba(41, 98, 255, 0.3), rgba(66, 133, 244, 0.3));
    transform: translateY(-1px);
}

.project-actions {
    display: flex;
    gap: 0.8rem;
    align-items: center;
    margin-top: 1rem; /* Oddělovač od obsahu */
    padding-top: 1rem; /* Vizuální oddělení */
    border-top: 1px solid rgba(41, 98, 255, 0.1); /* Jemná linka */
}

.project-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    flex: 1;
    justify-content: center;
}

.project-link.primary {
    background: linear-gradient(135deg, var(--accent-color), #4285f4);
    color: white;
    border: none;
}

.project-link.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(41, 98, 255, 0.4);
}

.link-icon {
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.project-link:hover .link-icon {
    transform: translateX(3px);
}

/* Původní card styly - pouze pro non-project cards */
.cards .card:not(.project-card):hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.cards .card:not(.project-card) h3 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.cards .card:not(.project-card) p {
    color: #bbb;
    margin-bottom: 1.5rem;
}

.cards .card:not(.project-card) a {
    color: var(--accent-color);
    font-weight: 600;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text {
    padding-right: 1rem;
}

.about-heading {
    color: var(--text-color);
    font-family: 'Audiowide', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--accent-color), #4285f4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #ccc;
    margin-bottom: 1.5rem;
}

.skills-showcase {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(41, 98, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(41, 98, 255, 0.2);
}

.skill-category {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.category-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.category-info h4 {
    color: var(--accent-color);
    margin-bottom: 0.3rem;
    font-size: 1rem;
}

.category-info p {
    color: #999;
    font-size: 0.9rem;
    margin: 0;
    font-family: 'Courier New', monospace;
}

.about-cta {
    margin-top: 2rem;
    padding: 1rem;
    background: linear-gradient(135deg, rgba(41, 98, 255, 0.1), rgba(66, 133, 244, 0.1));
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

.cta-text {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.95rem;
}

.highlight {
    color: var(--accent-color);
    font-weight: 600;
}

.tech-stack {
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(41, 98, 255, 0.08);
    border-radius: 10px;
    border: 1px solid rgba(41, 98, 255, 0.2);
}

.tech-label {
    display: block;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tech-tag {
    background: linear-gradient(135deg, var(--accent-color), #4285f4);
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(41, 98, 255, 0.3);
    transition: all 0.3s ease;
}

.tech-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(41, 98, 255, 0.4);
}

.about-quote {
    position: relative;
    background: rgba(41, 98, 255, 0.1);
    padding: 1.5rem 2rem;
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
    margin-top: 2rem;
    font-style: italic;
}

.quote-mark {
    position: absolute;
    top: -10px;
    left: 15px;
    font-size: 3rem;
    color: var(--accent-color);
    font-family: 'Georgia', serif;
}

.about-quote p {
    margin: 0;
    color: #ddd;
    font-size: 1rem;
    padding-left: 1rem;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.highlight-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(41, 98, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.highlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), #4285f4);
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(41, 98, 255, 0.2);
    border-color: var(--accent-color);
}

.card-icon {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
    display: block;
}

.highlight-card h4 {
    color: var(--accent-color);
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.highlight-card p {
    color: #bbb;
    line-height: 1.6;
    margin: 0;
    font-size: 0.95rem;
}

/* Responzivní úpravy pro About sekci */
@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-text {
        padding-right: 0;
    }
    
    .about-heading {
        font-size: 1.4rem;
    }
    
    .skills-showcase {
        padding: 1rem;
        margin: 1.5rem 0;
    }
    
    .skill-category {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .category-info p {
        font-size: 0.8rem;
    }
    
    .about-cta {
        margin-top: 1.5rem;
        padding: 0.8rem;
    }
    
    .cta-text {
        font-size: 0.85rem;
    }
    
    .about-quote {
        padding: 1rem 1.5rem;
    }
    
    .quote-mark {
        font-size: 2rem;
        top: -5px;
    }
    
    .highlight-card {
        padding: 1.2rem;
    }
}

/* Skills */
.skills .skill {
    margin-bottom: 1.5rem;
}

.skills .skill span {
    font-weight: 600;
    margin-bottom: .5rem;
    display: block;
}

.skills .bar {
    background: #333;
    border-radius: 10px;
    overflow: hidden;
}

.skills .bar div {
    height: 10px;
    background: var(--accent-color);
    width: 0;
    transition: width 1s ease-out;
}

/* Testimonials */
.testimonials {
    display: block;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.testimonial {
    background: var(--card-bg);
    padding: 1.5rem;
    border-left: 4px solid var(--accent-color);
    font-style: italic;
    margin-top: 1rem;
}

.testimonial h4 {
    margin-top: 1rem;
    text-align: right;
    font-weight: 700;
    color: #ccc;
    font-style: normal;
}

#testimonials a {
    font-family: 'Audiowide', sans-serif;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
}


/* Contact */
#contact {
    padding-bottom: 1vw;
}
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: stretch; /* Změněno z start na stretch pro stejnou výšku */
    position: relative;
    min-height: 600px; /* Minimální výška pro symetrii */
}

.contact-content::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 1px;
    height: 80%;
    background: linear-gradient(
        to bottom,
        transparent,
        var(--accent-color),
        transparent
    );
    opacity: 0.3;
}

.contact-info {
    background: linear-gradient(135deg, rgba(41, 98, 255, 0.05), rgba(66, 133, 244, 0.08));
    padding: 2.5rem;
    border-radius: 15px;
    border: 1px solid rgba(41, 98, 255, 0.15);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* Rovnoměrné rozložení obsahu */
    height: 100%; /* Plná výška rodiče */
}

.contact-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), #4285f4, var(--accent-color));
}

.contact-info::after {
    content: '💬';
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2rem;
    opacity: 0.1;
}

.contact-intro {
    margin-bottom: 2rem;
}

.contact-heading {
    color: var(--accent-color);
    font-family: 'Audiowide', sans-serif;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--accent-color), #4285f4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-description {
    color: #e0e0e0;
    font-size: 1.1rem;
    line-height: 1.7;
    margin: 0;
}

.contact-features {
    margin: 2rem 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.9rem;
    background: rgba(41, 98, 255, 0.08);
    border-radius: 10px;
    border-left: 3px solid var(--accent-color);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(41, 98, 255, 0.12);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.feature-content h4 {
    color: var(--accent-color);
    margin-bottom: 0.3rem;
    font-size: 1rem;
    font-weight: 600;
}

.feature-content p {
    color: #bbb;
    margin: 0;
    font-size: 0.9rem;
}



.cta-text {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.availability {
    color: #999;
    font-size: 0.9rem;
    margin: 0;
}

.social-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2.5rem;
}

.social-links a {
    color: var(--text-color);
    font-weight: 600;
    text-decoration: none;
    padding: 1.2rem;
    background: linear-gradient(135deg, var(--accent-color), #4285f4);
    border-radius: 12px;
    border: 2px solid rgba(41, 98, 255, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 70px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}


.social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.social-links a:hover::before {
    left: 100%;
}

.social-links a:hover {
    background: linear-gradient(135deg, rgb(84, 12, 198), rgba(165, 10, 217, 0.95));
    border-color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(41, 98, 255, 0.3);
    color: var(--accent-color);
}

/* Social icons styling */
.social-icon {
    width: 50px;
    height: 50px;
    object-fit: contain;
    transition: all 0.3s ease;
    filter: brightness(0.7) contrast(1.2);
}

.social-links a:hover .social-icon {
    filter: brightness(1) contrast(1.3) drop-shadow(0 2px 8px rgba(41, 98, 255, 0.4));
    transform: scale(1.15);
}

.contact-form-wrapper {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(41, 98, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    height: 100%; /* Plná výška rodiče */
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    flex: 1; /* Rozšíří se na dostupný prostor */
}

/* Honeypot - skryté pole pro roboty */
.honeypot {
    position: absolute;
    left: -9999px;
    top: -9999px;
    visibility: hidden;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    background: rgba(41, 98, 255, 0.05);
    border: 2px solid rgba(41, 98, 255, 0.2);
    border-radius: 8px;
    padding: 0.8rem 1rem;
    color: var(--text-color);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(41, 98, 255, 0.1);
    box-shadow: 0 0 0 3px rgba(41, 98, 255, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #666;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Captcha styling */
.captcha-group {
    background: rgba(41, 98, 255, 0.05);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid rgba(41, 98, 255, 0.2);
}

.captcha-group label {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
}

#captchaQuestion {
    font-weight: bold;
    color: #fff;
    background: linear-gradient(135deg, var(--accent-color), #4285f4);
    padding: 0.3rem 0.6rem;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
}

.submit-btn {
    background: linear-gradient(135deg, var(--accent-color), #4285f4);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    margin-top: auto; /* Posune tlačítko na konec formuláře */
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(41, 98, 255, 0.4);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-icon {
    font-size: 1.2rem;
}

/* Form status messages */
.form-status {
    margin-top: 1rem;
    padding: 0.8rem;
    border-radius: 6px;
    font-weight: 500;
    text-align: center;
    display: none;
}

.form-status.success {
    background: rgba(76, 175, 80, 0.1);
    color: #4caf50;
    border: 1px solid rgba(76, 175, 80, 0.3);
    display: block;
}

.form-status.error {
    background: rgba(244, 67, 54, 0.1);
    color: #f44336;
    border: 1px solid rgba(244, 67, 54, 0.3);
    display: block;
}

.form-status.warning {
    background: rgba(255, 152, 0, 0.1);
    color: #ff9800;
    border: 1px solid rgba(255, 152, 0, 0.3);
    display: block;
}

/* Responzivní úpravy pro kontakt */
@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        min-height: auto; /* Na mobilu neomezujeme výšku */
    }
    
    .contact-content::before {
        display: none;
    }
    
    .contact-info {
        padding: 2rem;
        order: 1; /* Změněno z 2 na 1 - zobrazí se první */
        height: auto; /* Na mobilu automatická výška */
    }
    
    .contact-heading {
        font-size: 1.2rem;
    }
    
    .contact-description {
        font-size: 1rem;
    }
    
    .contact-features {
        margin: 1.5rem 0;
        gap: 1rem;
    }
    
    .feature-item {
        padding: 0.8rem;
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .feature-content h4 {
        font-size: 0.9rem;
    }
    
    .feature-content p {
        font-size: 0.8rem;
    }
    
    .contact-cta {
        padding: 1.2rem;
        margin: 1.5rem 0;
    }
    
    .cta-text {
        font-size: 0.9rem;
    }
    
    .availability {
        font-size: 0.8rem;
    }
    
    .contact-form-wrapper {
        padding: 1.5rem;
        order: 2; /* Formulář se zobrazí druhý */
        height: auto; /* Na mobilu automatická výška */
    }
    
    .social-links {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .social-links a {
        padding: 1rem;
        font-size: 1rem;
        min-height: 65px;
    }
    
    .social-icon {
        width: 40px;
        height: 40px;
    }
    
    /* Responzivní úpravy pro project cards */
    .projects .cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .project-card {
        min-height: 450px; /* Menší minimální výška na mobilech */
    }
    
    .project-image {
        height: 180px;
    }
    
    .project-content {
        padding: 1.2rem;
        gap: 0.8rem;
    }
    
    .project-content h3 {
        font-size: 1.1rem;
    }
    
    .project-description {
        font-size: 0.9rem;
    }
    
    .tech-badge {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }
    
    .project-link {
        padding: 0.7rem 1rem;
        font-size: 0.85rem;
    }
    
    .captcha-group {
        padding: 0.8rem;
    }
    
    .captcha-group label {
        font-size: 0.85rem;
        line-height: 1.4;
    }
    
    #captchaQuestion {
        display: inline-block;
        margin-top: 0.3rem;
        padding: 0.2rem 0.4rem;
        font-size: 0.9rem;
    }
    
    .form-status {
        font-size: 0.9rem;
        padding: 0.6rem;
    }
}

@media (max-width: 480px) {
    .contact-info,
    .contact-form-wrapper {
        padding: 1.5rem;
    }
    
    .contact-content {
        gap: 2rem;
    }
    
    .contact-heading {
        font-size: 1.1rem;
    }
    
    .contact-features {
        gap: 0.8rem;
    }
    
    .feature-item {
        padding: 0.7rem;
    }
    
    .contact-cta {
        padding: 1rem;
    }
    
    .social-links {
        gap: 0.8rem;
    }
    
    .social-links a {
        padding: 0.9rem;
        font-size: 0.9rem;
        min-height: 60px;
    }
    
    .social-icon {
        width: 32px;
        height: 32px;
    }
    
    /* Další responzivní úpravy pro project cards na malých obrazovkách */
    .project-card {
        min-height: 400px; /* Ještě menší pro velmi malé obrazovky */
    }
    
    .project-image {
        height: 160px;
    }
    
    .project-content {
        padding: 1rem;
        gap: 0.7rem;
    }
    
    .project-content h3 {
        font-size: 1rem;
    }
    
    .project-description {
        font-size: 0.85rem;
        line-height: 1.5;
    }
    
    .tech-badge {
        font-size: 0.65rem;
        padding: 0.2rem 0.4rem;
    }
    
    .project-link {
        padding: 0.6rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .project-status {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }
}

/* ScrollTop & Footer */
#scrollTop {
    display: none;
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    border: none;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    z-index: 100;
}

#scrollTop::before {
    content: '↑';
    font-size: 1.5rem;
    color: #fff;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

footer {
    text-align: center;
    padding: 2rem 0;
    background: var(--card-bg);
    color: #777;
    font-size: .9rem;
    width: 100%;
    margin: 0;
}

footer a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    font-family: 'Audiowide', sans-serif;
}