:root {
    --ssr-teal: #57b9c4;
    --ssr-dark: #0a0a0a;
    --mrp-red: #EA0006;
    --mrp-gray: #6e6e6e;
}

body, html {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background-color: var(--ssr-dark);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

.font-racing { font-family: 'Archivo Black', sans-serif; }

/* The Split Container */
.split-wrapper {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    background: #000;
}

.split-pane {
    position: relative;
    flex: 1;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

/* Triangle / Trapezoid Clipping */
@media (min-width: 1024px) {
    .pane-1 { clip-path: polygon(0 0, 100% 0, 80% 100%, 0% 100%); margin-right: -10%; }
    .pane-2 { clip-path: polygon(20% 0, 100% 0, 80% 100%, 0 100%); z-index: 10; margin-left: -5%; margin-right: -5%; }
    .pane-3 { clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%); margin-left: -10%; }

    .split-pane:hover {
        flex: 1.5;
        z-index: 20;
    }
}

@media (max-width: 1023px) {
    .split-wrapper { flex-direction: column; height: 150vh; }
    .pane-1 { clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%); }
    .pane-2 { clip-path: polygon(0 15%, 100% 0, 100% 85%, 0 100%); margin-top: -15%; }
    .pane-3 { clip-path: polygon(0 15%, 100% 0, 100% 100%, 0 100%); margin-top: -15%; }
}

/* Media Handling */
.pane-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.5s ease;
    filter: brightness(0.4) grayscale(0.2);
    z-index: 5;
}

.pane-video-container {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.pane-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.split-pane:hover .pane-bg { opacity: 0; }
.split-pane:hover .pane-video { opacity: 1; }
.split-pane:hover .content-box { transform: scale(1.05); }

.content-box {
    position: relative;
    z-index: 30;
    text-align: center;
    transition: transform 0.5s ease;
    padding: 2rem;
    color: white;
}

/* Themes */
.theme-ssr { background-color: #111; }
.theme-mrp { background-color: #1a1a1a; }

.ssr-accent { color: var(--ssr-teal); }
.mrp-accent { color: var(--mrp-red); }

.btn-ssr {
    background: var(--ssr-teal);
    color: black;
    font-weight: 900;
    padding: 0.75rem 2.5rem;
    text-transform: uppercase;
    font-style: italic;
    transform: skewX(-12deg);
    display: inline-block;
    margin-top: 1.5rem;
}

.btn-mrp {
    background: var(--mrp-red);
    color: white;
    font-weight: 900;
    padding: 0.75rem 2.5rem;
    text-transform: uppercase;
    font-style: italic;
    border: 1px solid #d7d7d7;
    display: inline-block;
    margin-top: 1.5rem;
}

.unskew {
    display: inline-block;
    transform: skewX(12deg);
}

/* History Section Styles */
.history-bg {
    background: radial-gradient(circle at top right, #1a1a1a 0%, #0a0a0a 100%);
}

.timeline-marker {
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid var(--ssr-teal);
}

.timeline-marker::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 0;
    width: 10px;
    height: 10px;
    background: var(--ssr-teal);
    border-radius: 50%;
}

#site-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.25rem;
    height: 60px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0) 100%);
    backdrop-filter: blur(0px);
    transition: background 0.3s, backdrop-filter 0.3s;
}
#site-nav.scrolled {
    background: rgba(10,10,10,0.96);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
#nav-logo {
    height: 100px;
    width: auto;
    top: 20px;
    position: relative;
}

/* Hamburger button */
#nav-toggle {
    background: none; border: none; cursor: pointer;
    display: flex; flex-direction: column; gap: 5px;
    padding: 6px; z-index: 110;
}
#nav-toggle span {
    display: block; width: 24px; height: 2px;
    background: #fff; border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}
#nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#nav-toggle.open span:nth-child(2) { opacity: 0; }
#nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Drawer */
#nav-drawer {
    position: fixed;
    top: 0; right: -320px;
    width: 300px; height: 100vh;
    background: #0a0a0a;
    border-left: 1px solid rgba(255,255,255,0.08);
    z-index: 105;
    transition: right 0.35s cubic-bezier(.4,0,.2,1);
    padding: 80px 2rem 2rem;
    display: flex; flex-direction: column; gap: 0;
}
#nav-drawer.open { right: 0; }
#nav-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.55);
    z-index: 104;
    opacity: 0; pointer-events: none;
    transition: opacity 0.3s;
}
#nav-overlay.open { opacity: 1; pointer-events: all; }

.nav-section-label {
    font-size: 9px; letter-spacing: 0.3em; text-transform: uppercase;
    color: rgba(255,255,255,0.3); font-weight: 700;
    margin: 1.5rem 0 0.5rem;
}
.nav-section-label:first-child { margin-top: 0; }
.nav-item {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.65rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    color: rgba(255,255,255,0.8);
    font-size: 0.875rem; font-weight: 600;
    text-decoration: none;
    transition: color 0.2s;
}
.nav-item:hover { color: #00d4c8; }
.nav-item svg { flex-shrink: 0; opacity: 0.6; }
.nav-social-row {
    display: flex; gap: 1rem; margin-top: 2rem; padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}
.nav-social-btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: #fff; padding: 0.5rem 1rem;
    font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; text-decoration: none;
    border-radius: 2px; transition: background 0.2s;
}
.nav-social-btn:hover { background: rgba(255,255,255,0.12); }

/* Push body down below fixed nav */
body { padding-top: 0; }
.split-wrapper { padding-top: 0; }

/* ── MOBILE VIDEO AUTO-PLAY ── */
/* On mobile: image shows first, video fades in once ready */
@media (max-width: 767px) {
    .pane-video { opacity: 0; transition: opacity 0.6s ease; }
    .pane-video.loaded { opacity: 1; }
    .pane-bg { transition: opacity 0.6s ease; }
    .pane-bg.hidden { opacity: 0; }
}

/* ── MOBILE PANE ORDER ── */
/* Mobile: Oval (1st), Drift (2nd), Road (3rd) */
@media (max-width: 767px) {
    .split-wrapper { display: flex; flex-direction: column; }
    .pane-oval  { order: 1; }
    .pane-drift { order: 2; }
    .pane-road  { order: 3; }
}