:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-gradient: linear-gradient(to right, #2563eb, #3b82f6);
    --accent-color: #c2410c;
    --bg-body: #ffffff;
    --bg-card: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-header: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --border-radius: 16px;
    --box-shadow-soft: 0 4px 6px rgba(0,0,0,0.05);
    --box-shadow-strong: 0 10px 25px rgba(0,0,0,0.1), 0 5px 10px rgba(0,0,0,0.04);
    --transition-default: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg-body: #000000;
    --bg-card: #0f172a;
    --bg-secondary: #0a0a0a;
    --bg-header: #0f172a;
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --border-color: #1e293b;
    --box-shadow-soft: 0 4px 6px rgba(0,0,0,0.5);
    --box-shadow-strong: 0 10px 25px rgba(0,0,0,0.7);
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2563eb;
}
[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: #334155;
}
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: #3b82f6;
}
* {
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}
[data-theme="dark"] * {
    scrollbar-color: #334155 transparent;
}

html, body { max-width: 100%; }
* { box-sizing: border-box; }

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.promo-banner {
    background-color: var(--accent-color);
    color: white;
    text-align: center;
    padding: 0.6rem 1rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.theme-toggle-btn {
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.2rem;
    padding: 0.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
}
.theme-toggle-btn:hover { color: var(--primary-color); }

.mega-menu {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-strong);
}
.mega-menu-item:hover { background-color: var(--bg-secondary); transform: translateX(5px); }

#hero-slider { position: relative; overflow: hidden; height: 580px; }
.slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 0.8s ease-in-out; }
.slide.active { opacity: 1; }
.slide::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.75) 20%, rgba(0,0,0,0.15) 100%);
}
.slide-caption {
    position: absolute;
    left: 10%; bottom: 50%;
    transform: translateY(50%);
    width: 50%;
    z-index: 2;
    color: #ffffff;
}
.slide-caption > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.slide.active .slide-caption > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
.slide.active .slide-caption > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.4s; }
.slide.active .slide-caption > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.55s; }
.slide.active .slide-caption > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.7s; }

.slider-btn {
    position: absolute;
    top: 50%; transform: translateY(-50%);
    z-index: 10;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    color: white;
    width: 48px; height: 48px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    transition: background 0.3s ease, transform 0.3s ease;
    backdrop-filter: blur(6px);
}
.slider-btn:hover { background: rgba(255,255,255,0.25); transform: translateY(-50%) scale(1.05); }
.slider-btn.prev { left: 1.5rem; }
.slider-btn.next { right: 1.5rem; }

.accordion-btn { transition: color 0.2s ease; }
.accordion-btn.open { color: var(--primary-color); }
.accordion-btn.open .accordion-icon { transform: rotate(180deg); }
.accordion-body-content { display: none; }
.accordion-body-content.open { display: block; }
.accordion-icon { transition: transform 0.3s ease; }

footer { background-color: var(--bg-body); color: var(--text-main); border-top: 1px solid var(--border-color); }
.footer-text { color: var(--text-muted); }
.footer-title { font-weight: 600; color: var(--text-main); margin-bottom: 1.25rem; font-size: 0.95rem; }
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a { color: var(--text-muted); text-decoration: none; font-size: 0.875rem; transition: var(--transition-default); display: inline-block; }
.footer-links a:hover { color: var(--primary-color); padding-left: 4px; }
.footer-social a { color: var(--text-muted); font-size: 1.2rem; margin-right: 0.25rem; transition: var(--transition-default); text-decoration: none; }
.footer-social a:hover { color: var(--primary-color); }
.footer-bottom { border-top: 1px solid var(--border-color); padding-top: 1.25rem; margin-top: 2rem; color: var(--text-muted); font-size: 0.875rem; }

@media (max-width: 991.98px) {
    #hero-slider { height: 500px; }
    .slide-caption { width: 70%; left: 5%; }
}
@media (max-width: 767.98px) {
    #hero-slider { height: 440px; }
    .slide-caption { width: 90%; left: 5%; text-align: left; }
}

.marquee-track { display: flex; align-items: center; gap: 3rem; white-space: nowrap; }
#marquee-wrapper { -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%); mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%); }
.marquee-img, .marquee-img-static { height: 2.5rem; width: auto; max-width: 140px; object-fit: contain; flex-shrink: 0; opacity: 0.7; transition: opacity 0.3s, filter 0.3s; }
.marquee-img:hover, .marquee-img-static:hover { opacity: 1; }
html:not(.dark) .marquee-img { filter: none; }
html.dark .marquee-img { filter: invert(1) brightness(1.8); opacity: 0.8; }
html.dark .marquee-img:hover { filter: invert(1) brightness(2.2); opacity: 1; }
html:not(.dark) .marquee-img-static { filter: none; }
html.dark .marquee-img-static { filter: none; opacity: 0.85; }