:root {
    --black: #070806;
    --ivory: #ece3d4;
    --muted: rgba(236, 227, 212, .68);
    --olive: #8b8d55;
    --brass: #b29a74;
    --line: rgba(225, 210, 184, .3);
}

* { box-sizing: border-box; }

html, body { margin: 0; width: 100%; height: 100%; }

body {
    min-width: 320px;
    overflow: hidden;
    background: var(--black);
    color: var(--ivory);
    font-family: "Manrope", Arial, sans-serif;
}

.coming-soon {
    position: relative;
    width: 100%;
    height: 100dvh;
    min-height: 520px;
    overflow: hidden;
    isolation: isolate;
}

.backdrop {
    position: absolute;
    inset: 0;
    z-index: -3;
    background: var(--black) url("assets/sigma-hero-bike.webp") 63% center / cover no-repeat;
    animation: image-in 1.2s cubic-bezier(.2,.75,.2,1) both;
}

.coming-soon::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
        linear-gradient(90deg, rgba(5,6,5,.98) 0%, rgba(5,6,5,.85) 28%, rgba(5,6,5,.25) 60%, rgba(5,6,5,.1) 100%),
        linear-gradient(0deg, rgba(5,6,5,.72), transparent 38%);
}

.coming-soon::after {
    content: "";
    position: absolute;
    inset: 18px;
    z-index: 5;
    border: 1px solid var(--line);
    pointer-events: none;
}

.site-header {
    position: absolute;
    z-index: 3;
    top: clamp(48px, 7vh, 76px);
    left: clamp(38px, 6vw, 92px);
    right: clamp(38px, 6vw, 92px);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}

.brand {
    position: relative;
    display: block;
    width: 190px;
    height: 110px;
    overflow: hidden;
}

.brand img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 155px;
    max-width: none;
    height: auto;
    transform: translate(-50%, -50%);
    filter: invert(1) contrast(1.25);
}

.launch-status {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 10px 0 0;
    color: var(--ivory);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.launch-status span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--olive);
    box-shadow: 0 0 0 6px rgba(139,141,85,.14);
    animation: pulse 2.2s ease-out infinite;
}

.message {
    position: absolute;
    z-index: 2;
    left: clamp(40px, 8vw, 120px);
    top: 52%;
    width: min(520px, 42vw);
    transform: translateY(-40%);
    animation: message-in .8s .15s ease-out both;
}

h1 {
    margin: 0;
    font-family: "Bebas Neue", Impact, sans-serif;
    font-size: clamp(64px, min(8vw, 11vh), 118px);
    font-weight: 400;
    line-height: .83;
    letter-spacing: .015em;
    text-transform: uppercase;
    text-shadow: 0 8px 38px rgba(0,0,0,.6);
}

.whatsapp-button {
    width: fit-content;
    min-height: 58px;
    display: grid;
    grid-template-columns: 24px auto;
    align-items: center;
    column-gap: 12px;
    margin-top: clamp(22px, 3.5vh, 36px);
    padding: 10px 24px 10px 18px;
    border: 1px solid rgba(178,154,116,.68);
    color: var(--ivory);
    background: rgba(17,18,14,.62);
    backdrop-filter: blur(9px);
    text-decoration: none;
    transition: transform .2s ease, background .2s ease;
}

.whatsapp-button:hover { transform: translateY(-2px); background: rgba(61,63,38,.72); }
.whatsapp-button:focus-visible { outline: 2px solid var(--olive); outline-offset: 5px; }
.whatsapp-button svg { grid-row: 1 / 3; width: 24px; height: 24px; fill: var(--brass); }
.whatsapp-button span { font-family: "Bebas Neue", Impact, sans-serif; font-size: 21px; line-height: 1; letter-spacing: .08em; }
.whatsapp-button small { color: var(--muted); font-size: 10px; line-height: 1.2; letter-spacing: .04em; }

@keyframes image-in { from { opacity: 0; transform: scale(1.025); } to { opacity: 1; transform: scale(1); } }
@keyframes message-in { from { opacity: 0; transform: translateY(calc(-40% + 18px)); } to { opacity: 1; transform: translateY(-40%); } }
@keyframes pulse { 50% { box-shadow: 0 0 0 10px rgba(139,141,85,0); } }

@media (max-width: 700px) {
    .coming-soon { min-height: 480px; }
    .backdrop { background-position: 59% center; }
    .coming-soon::before {
        background:
            linear-gradient(180deg, rgba(5,6,5,.55), rgba(5,6,5,.1) 30%, rgba(5,6,5,.84) 69%, rgba(5,6,5,.98)),
            linear-gradient(90deg, rgba(5,6,5,.54), transparent 80%);
    }
    .coming-soon::after { inset: 10px; }
    .site-header { top: 38px; left: 28px; right: 28px; }
    .brand { width: 145px; height: 88px; }
    .brand img { width: 125px; }
    .launch-status { margin-top: 9px; font-size: 9px; letter-spacing: .12em; }
    .message {
        left: 28px;
        right: 28px;
        top: auto;
        bottom: 92px;
        width: auto;
        transform: none;
    }
    h1 { font-size: clamp(58px, 18vw, 84px); }
    .whatsapp-button { margin-top: 22px; }
    @keyframes message-in { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
}

@media (max-height: 650px) and (min-width: 701px) {
    .site-header { top: 34px; }
    .brand { height: 88px; }
    .brand img { width: 130px; }
    .message { top: 55%; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}