/* ============================================
   QUICK INSTANT - Common Styles
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Dela+Gothic+One&family=M+PLUS+Rounded+1c:wght@400;500;700;800&display=swap');

:root {
    --font-display: 'Dela Gothic One', sans-serif;
    --font-body: 'M PLUS Rounded 1c', sans-serif;
}

/* Dark theme (default) */
:root,
[data-theme="dark"] {
    --bg-primary: #0a0a0a;
    --bg-secondary: #151515;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent: #F6C13C;
    --accent-glow: rgba(246, 193, 60, 0.3);
    --card-bg: rgba(30, 30, 30, 0.6);
    --border: rgba(255, 255, 255, 0.08);
}

/* Light theme */
[data-theme="light"] {
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --text-primary: #0a0a0a;
    --text-secondary: #666666;
    --accent: #F6C13C;
    --accent-glow: rgba(246, 193, 60, 0.2);
    --card-bg: rgba(255, 255, 255, 0.9);
    --border: rgba(0, 0, 0, 0.08);
}

/* Auto theme based on system preference */
@media (prefers-color-scheme: light) {
    :root:not([data-theme]) {
        --bg-primary: #fafafa;
        --bg-secondary: #ffffff;
        --text-primary: #0a0a0a;
        --text-secondary: #666666;
        --card-bg: rgba(255, 255, 255, 0.9);
        --border: rgba(0, 0, 0, 0.08);
    }
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        --bg-primary: #0a0a0a;
        --bg-secondary: #151515;
        --text-primary: #ffffff;
        --text-secondary: #a0a0a0;
        --accent: #F6C13C;
        --card-bg: rgba(30, 30, 30, 0.6);
        --border: rgba(255, 255, 255, 0.08);
    }
}

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

body {
    font-family: var(--font-body);
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
    color: var(--text-primary);
    line-height: 1.8;
    min-height: 100vh;
    padding-top: 70px;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.back-arrow {
    width: 20px;
    height: 20px;
    cursor: pointer;
    transition: transform 0.3s;
}

.back-arrow:hover {
    transform: translateX(-4px);
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s;
}

.logo:hover {
    color: var(--accent);
}

.nav-desktop {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.nav-mobile {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
}

.nav-mobile.active {
    display: block;
}

.nav-mobile-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nav-mobile-list a,
.nav-mobile-list button {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 0;
    display: block;
    transition: color 0.3s;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    text-align: left;
    font-size: 1rem;
}

.nav-mobile-list a:hover,
.nav-mobile-list button:hover {
    color: var(--accent);
}

.header-theme-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.5rem;
    transition: transform 0.3s;
    font-family: var(--font-body);
}

.header-theme-toggle:hover {
    transform: scale(1.1);
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--border);
    margin-top: 4rem;
}

footer p {
    margin-bottom: 0.5rem;
}

.footer-credit {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-desktop {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .header-container {
        padding: 1rem 1.5rem;
    }
}