@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ROOT VARIABLES FOR PREMIUM DARK THEME */
:root {
    --primary: #4CAF50;
    --primary-hover: #45a049;
    --primary-glow: rgba(76, 175, 80, 0.6);
    --bg-overlay: rgba(5, 5, 8, 0.4);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-glow: rgba(255, 255, 255, 0.15);
    --text-main: #ffffff;
    --text-muted: #a0a0ab;
    --nav-bg: rgba(15, 15, 20, 0.75);
    --danger: #ff4d4d;
    --warning: #ffb84d;
    --bg-blur: 8px;

    --card-bg: linear-gradient(145deg, rgba(30, 30, 35, 0.4), rgba(15, 15, 20, 0.6));
    --title-gradient: linear-gradient(to right, #ffffff, #a0a0ab);
    --rule-bg: rgba(15, 15, 20, 0.2);
    --rule-hover-bg: rgba(30, 30, 35, 0.4);
    --ip-box-bg: rgba(20, 20, 25, 0.6);
    --ip-box-hover-bg: rgba(30, 30, 35, 0.8);
    --ip-box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4), inset 0 0 0 1px rgba(255, 255, 255, 0.05);

    --discord-bg: rgba(88, 101, 242, 0.95);
    --discord-hover-bg: #4752C4;
    --discord-color: white;
    --discord-border: transparent;
    --discord-shadow: 0 4px 15px rgba(88, 101, 242, 0.5);
    --discord-hover-shadow: 0 8px 25px rgba(88, 101, 242, 0.7);
}

body.light-mode {
    --primary: #388E3C;
    --primary-hover: #2E7D32;
    --primary-glow: rgba(56, 142, 60, 0.4);
    --bg-overlay: transparent;
    --glass-bg: rgba(255, 255, 255, 0.6);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-glow: rgba(0, 0, 0, 0.1);
    --text-main: #111111;
    --text-muted: #333333;
    --nav-bg: rgba(255, 255, 255, 0.85);
    --danger: #d32f2f;
    --warning: #f57c00;
    --bg-blur: 5px;

    --card-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.4), rgba(240, 240, 245, 0.5));
    --title-gradient: linear-gradient(to right, #111, #444);
    --rule-bg: rgba(255, 255, 255, 0.2);
    --rule-hover-bg: rgba(255, 255, 255, 0.4);
    --ip-box-bg: rgba(255, 255, 255, 0.7);
    --ip-box-hover-bg: rgba(255, 255, 255, 0.9);
    --ip-box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1), inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background: url('Images/mcslunko.webp') no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
    position: relative;
    transition: color 0.4s ease;
}

/* Base overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    backdrop-filter: blur(var(--bg-blur));
    -webkit-backdrop-filter: blur(var(--bg-blur));
    z-index: -1;
    transition: background 0.4s ease, backdrop-filter 0.4s ease, -webkit-backdrop-filter 0.4s ease;
}

/* --- NAVIGACE --- */
.navbar-pill {
    position: fixed;
    top: 30px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--nav-bg);
    padding: 8px;
    border-radius: 50px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), inset 0 0 0 1px var(--glass-border);
    z-index: 100;
    animation: slideDown 1s cubic-bezier(0.19, 1, 0.22, 1);
    transition: background 0.4s ease, border-color 0.4s ease;
}

.hamburger-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 8px 12px;
    transition: color 0.3s ease;
}

.hamburger-btn:hover {
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    padding: 10px 24px;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 40px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--primary-glow);
}

.nav-link:hover {
    color: var(--text-main);
    background-color: var(--glass-bg);
}

.nav-link:hover::after {
    width: 40%;
}

.nav-link.active {
    color: var(--text-main);
    background-color: var(--glass-border);
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.theme-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    padding: 8px 14px;
    border-radius: 40px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    color: var(--text-main);
    transition: all 0.3s ease;
}

.theme-btn:hover {
    background: var(--glass-border);
    transform: scale(1.05);
}

.discord-btn {
    background: var(--discord-bg);
    color: var(--discord-color);
    text-decoration: none;
    padding: 10px 28px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    margin-left: 8px;
    box-shadow: var(--discord-shadow);
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--discord-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.discord-btn:hover {
    transform: scale(1.05) translateY(-2px);
    background: var(--discord-hover-bg);
    box-shadow: var(--discord-hover-shadow);
}

/* --- HOME PAGE LAYOUT --- */
.home-layout {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    width: 100%;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    padding: 20px;
    animation: slideDownText 1.2s cubic-bezier(0.19, 1, 0.22, 1);
    position: relative;
    z-index: 10;
}

.hero-title {
    font-size: 5.5rem;
    font-weight: 900;
    margin-bottom: 15px;
    letter-spacing: -2px;
    background: var(--title-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    filter: drop-shadow(0px 4px 15px var(--glass-border));
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-muted);
    margin-bottom: 45px;
    font-weight: 400;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    transition: color 0.4s ease;
}

.ip-box {
    display: inline-flex;
    align-items: center;
    gap: 20px;
    background: var(--ip-box-bg);
    border: 1px solid var(--glass-border);
    padding: 18px 35px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: var(--ip-box-shadow);
    position: relative;
    overflow: hidden;
}

.ip-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--glass-glow), transparent);
    transition: all 0.5s ease;
}

.ip-box:hover::before {
    left: 100%;
}

.ip-box:hover {
    transform: scale(1.05) translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 20px var(--primary-glow);
    background: var(--ip-box-hover-bg);
}

.ip-text {
    font-family: 'Inter', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-shadow: 0 0 10px var(--primary-glow);
}

.copy-icon {
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--glass-bg);
    padding: 8px 16px;
    border-radius: 12px;
}

.ip-box:hover .copy-icon {
    color: white;
    background: var(--primary);
    box-shadow: 0 5px 15px var(--primary-glow);
}

body.light-mode .ip-box:hover .copy-icon {
    color: white;
}


/* --- CONTENT PAGES (O Serveru, Pravidla) --- */
.page-layout {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 130px;
    padding-bottom: 50px;
}

.content-container {
    width: 100%;
    max-width: 1100px;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    perspective: 1000px;
}

.content-container.single-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 900px;
}

.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    transform: translateY(30px) rotateX(5deg);
    animation: cardFadeIn 0.8s cubic-bezier(0.19, 1, 0.22, 1) forwards;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 var(--glass-border);
    position: relative;
    overflow: hidden;
}

.glass-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: radial-gradient(circle at top right, var(--glass-glow), transparent 60%);
    pointer-events: none;
}

.glass-card.full-width {
    grid-column: 1 / -1;
    text-align: center;
}

.glass-card:nth-child(1) {
    animation-delay: 0.1s;
}

.glass-card:nth-child(2) {
    animation-delay: 0.2s;
}

.glass-card:nth-child(3) {
    animation-delay: 0.3s;
}

.glass-card:nth-child(4) {
    animation-delay: 0.4s;
}

.glass-card:hover {
    transform: translateY(-10px) rotateX(0);
    border-color: rgba(76, 175, 80, 0.4);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6), 0 0 20px rgba(76, 175, 80, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 25px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.2), rgba(76, 175, 80, 0.05));
    border: 1px solid rgba(76, 175, 80, 0.3);
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2), inset 0 0 15px rgba(76, 175, 80, 0.2);
    transition: transform 0.4s ease;
}

.glass-card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 30px rgba(76, 175, 80, 0.3), inset 0 0 20px rgba(76, 175, 80, 0.4);
}

h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.page-title {
    font-size: 3rem;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 800;
    background: var(--title-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

p {
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 1.05rem;
    transition: color 0.4s ease;
}

strong {
    color: var(--text-main);
    font-weight: 600;
}

/* --- RULES LIST --- */
.rules-list {
    list-style: none;
    width: 100%;
}

.rules-list li {
    margin-bottom: 15px;
    padding: 20px 25px;
    background: var(--rule-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-size: 1.1rem;
    color: var(--text-main);
}

.rules-list li:hover {
    transform: translateX(10px) scale(1.02);
    background: var(--rule-hover-bg);
    border-color: rgba(255, 77, 77, 0.3);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.rules-list i {
    color: var(--danger);
    font-size: 1.4rem;
    filter: drop-shadow(0 0 5px rgba(255, 77, 77, 0.5));
}

.warning-box {
    border: 1px solid rgba(255, 184, 77, 0.5);
    background: linear-gradient(135deg, rgba(255, 184, 77, 0.25), rgba(255, 184, 77, 0.1));
    padding: 30px;
    border-radius: 20px;
    margin-top: 40px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2), inset 0 0 20px rgba(255, 184, 77, 0.1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

body.light-mode .warning-box {
    background: linear-gradient(135deg, rgba(255, 184, 77, 0.4), rgba(255, 184, 77, 0.2));
    border-color: rgba(255, 184, 77, 0.7);
}

.warning-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--warning);
    box-shadow: 0 0 10px var(--warning);
}

.warning-title {
    color: var(--warning);
    font-weight: 800;
    font-size: 1.3rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-note {
    text-align: center;
    color: var(--text-muted);
    margin-top: 50px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* ANIMACE */
@keyframes slideDown {
    from {
        transform: translateY(-100px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideDownText {
    from {
        transform: translateY(-40px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes cardFadeIn {
    to {
        opacity: 1;
        transform: translateY(0) rotateX(0);
    }
}

/* RESPONSIVNÍ DESIGN */
@media (max-width: 768px) {
    .navbar-pill {
        width: max-content;
        margin: 0 auto;
        left: 0;
        right: 0;
        justify-content: center;
        padding: 8px 12px;
        flex-wrap: nowrap;
        top: 20px;
        gap: 5px;
    }

    .hamburger-btn {
        display: flex;
        position: fixed;
        top: 20px;
        right: 20px;
        width: 48px;
        height: 48px;
        background: var(--nav-bg);
        border: 1px solid var(--glass-border);
        border-radius: 50%;
        align-items: center;
        justify-content: center;
        z-index: 1001;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
        margin: 0;
        padding: 0;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: fixed;
        top: 80px;
        right: 20px;
        width: 220px;
        background: var(--nav-bg);
        border: 1px solid var(--glass-border);
        border-radius: 20px;
        padding: 15px;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
        z-index: 1000;
        align-items: center;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-link {
        width: 100%;
        text-align: center;
        padding: 12px;
    }

    .nav-actions {
        margin-left: 0;
        gap: 5px;
    }

    /* Removed hide-mobile and discord-btn specific shrinkage to keep it big */

    .theme-btn {
        padding: 0;
        width: 44px;
        height: 44px;
        justify-content: center;
        border-radius: 50%;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .ip-box {
        padding: 15px 20px;
        gap: 10px;
    }

    .ip-text {
        font-size: 1.1rem;
    }

    .copy-icon {
        padding: 6px 10px;
        font-size: 0.85rem;
    }

    .page-title {
        font-size: 2.2rem;
    }

    .glass-card {
        padding: 25px;
    }

    .rules-list li {
        font-size: 0.95rem;
        padding: 15px;
    }
}

.warning-footer {
    color: var(--text-main);
    margin-top: 15px;
    border-top: 1px solid var(--glass-border);
    padding-top: 15px;
}