/* === Reset & Base === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --accent: #a1cd42;
    --accent-light: #d4f57a;
    --bg: #0a1a0a;
    --bg-deep: #0a1208;
    --text: #fff;
    --text-dim: rgba(255,255,255,0.7);
    --text-muted: rgba(255,255,255,0.5);
    --border: rgba(161, 205, 66, 0.2);
    --font: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

a { color: var(--accent); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--accent-light); }

img { max-width: 100%; height: auto; display: block; }

/* === Navigation === */
.nav-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.5rem 4%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 18, 8, 0.9);
    backdrop-filter: blur(10px);
}

.logo { display: flex; align-items: center; text-decoration: none; }

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
}
.logo-text span { color: var(--accent); }

.logo-tagline {
    font-size: 0.55rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: -0.2rem;
    padding-left: 0.15rem;
}

/* Desktop Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-item { position: relative; }

.nav-link {
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: color 0.2s ease;
}
.nav-link:hover { color: var(--accent); }

.nav-link .chevron { font-size: 0.7rem; transition: transform 0.2s ease; }
.nav-item:hover .chevron { transform: rotate(180deg); }

/* Dropdown */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(10, 26, 10, 0.95);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(5px);
}

.dropdown-link {
    display: block;
    padding: 0.6rem 1.25rem;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.15s ease;
}
.dropdown-link:hover {
    color: var(--accent);
    background: rgba(161, 205, 66, 0.1);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 28px;
    height: 28px;
    cursor: pointer;
    z-index: 200;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Off-Canvas Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: rgba(10, 26, 10, 0.98);
    z-index: 150;
    padding: 2rem;
    transition: transform 0.3s ease;
    transform: translateX(100%);
    overflow-y: auto;
    border-left: 1px solid var(--border);
}
.mobile-menu.active { transform: translateX(0); }

.mobile-menu-logo {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    width: 90%;
}
.mobile-menu-logo .logo-text { font-size: clamp(2rem, 15vw, 4rem); }
.mobile-menu-logo .logo-tagline {
    padding-left: 0.2rem;
    font-size: clamp(0.5rem, 2.5vw, 0.8rem);
    letter-spacing: 0.2em;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 140;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}
.mobile-menu-overlay.active { opacity: 1; visibility: visible; }

.mobile-nav-item { border-bottom: 1px solid rgba(255,255,255,0.1); }

.mobile-nav-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    color: var(--text);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
}
.mobile-nav-link .chevron { font-size: 0.8rem; transition: transform 0.2s ease; }
.mobile-nav-item.expanded .chevron { transform: rotate(180deg); }

.mobile-dropdown { display: none; padding-bottom: 0.5rem; }
.mobile-nav-item.expanded .mobile-dropdown { display: block; }

.mobile-dropdown-link {
    display: block;
    padding: 0.6rem 1rem;
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
}
.mobile-dropdown-link:hover { color: var(--accent); }

/* === Theme Toggle === */
.theme-toggle-btn {
    background: transparent;
    border: 0;
    padding: 0;
    margin: 0;
    cursor: pointer;
    color: var(--text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
    transition: color 0.2s ease, opacity 0.2s ease;
}
.theme-toggle-btn:hover { color: var(--accent); }
.theme-toggle-btn svg { display: block; }

.nav-menu .theme-toggle-item { display: flex; align-items: center; }

.mobile-menu { display: flex; flex-direction: column; }
.mobile-menu .theme-toggle-mobile-wrap {
    margin-top: auto;
    align-self: flex-end;
    padding: 0.75rem;
}

/* === CTA Button === */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1.1rem 2.5rem;
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.03em;
    border-radius: 6px;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: var(--font);
}
.cta-button .arrow {
    font-size: 1.4rem;
    line-height: 1;
    transition: transform 0.3s ease;
}
.cta-button:hover {
    border-color: var(--accent-light);
    color: var(--accent-light);
    box-shadow: 0 0 15px rgba(161, 205, 66, 0.4), inset 0 0 15px rgba(161, 205, 66, 0.1);
}
.cta-button:hover .arrow { transform: translateX(4px); }

/* === Divider === */
.divider {
    width: 60px;
    height: 4px;
    background: var(--accent);
    margin: 2rem 0;
    border-radius: 2px;
}

/* === Footer === */
.site-footer {
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
    padding: 3rem 4% 2rem;
    color: var(--text-dim);
    font-size: 0.9rem;
    line-height: 1.8;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.footer-col h4 {
    color: var(--accent);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.footer-col a {
    display: block;
    color: var(--text-dim);
    padding: 0.2rem 0;
    font-size: 0.85rem;
}
.footer-col a:hover { color: var(--accent); }

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* === Blur state (mobile menu) === */
.blurred { filter: blur(20px); transition: filter 0.3s ease; }

/* === Responsive === */
@media (max-width: 768px) {
    .nav-menu { display: none; }
    .hamburger { display: flex; }
    .nav-header { padding: 1rem 1.25rem; }
    .logo-text { font-size: 1.5rem; }
    .cta-button { padding: 0.9rem 1.5rem; font-size: 0.85rem; }
    .divider { margin: 1rem auto; }
    .footer-grid { grid-template-columns: 1fr; }
}