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3d-homepage-zozomu/styles.css
2026-02-20 21:12:47 +00:00

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/*
═══════════════════════════════════════════════════════════════════
LUMEREL — 3D Hero Page
Font : General Sans (Fontshare)
Theme : Pure black · Web3 · Spline-ready
═══════════════════════════════════════════════════════════════════
*/
/* ── Reset & Base ──────────────────────────────────────────────── */
*, *::before, *::after {
box-sizing: border-box;
margin: 0;
padding: 0;
}
html, body {
width: 100%;
height: 100%;
background: #000000;
color: #ffffff;
font-family: 'General Sans', system-ui, -apple-system, sans-serif;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
overflow-x: hidden;
}
a {
text-decoration: none;
color: inherit;
}
ul {
list-style: none;
}
button {
cursor: pointer;
border: none;
background: none;
font-family: inherit;
}
/*
═══════════════════════════════════════════════════════════════════
HERO SECTION
Full-screen · layers: video → 3D → navbar → content
═══════════════════════════════════════════════════════════════════
*/
.hero {
position: relative;
width: 100%;
min-height: 100dvh;
background: #000000;
overflow: hidden;
}
/* ── Layer 0 · Background Video ────────────────────────────────── */
.hero__video-wrap {
position: absolute;
inset: 0;
z-index: 0;
}
.hero__video {
width: 100%;
height: 100%;
object-fit: cover;
display: block;
}
/* Exactly 50% black overlay */
.hero__overlay {
position: absolute;
inset: 0;
background: rgba(0, 0, 0, 0.50);
}
/* ── Layer 1 · 3D / Spline ─────────────────────────────────────────
Above video (z-index: 1), below all UI (z-index: 2+).
pointer-events: none keeps buttons & links fully clickable.
Call window.Lumerel.enableSpline() for interactive scenes.
────────────────────────────────────────────────────────────────── */
.hero__3d-layer {
position: absolute;
inset: 0;
z-index: 1;
pointer-events: none;
}
/* Spline viewer fills the full layer */
.hero__3d-layer spline-viewer {
width: 100%;
height: 100%;
display: block;
}
/* ── 3D Placeholder Orbs ───────────────────────────────────────────
Animated ambient orbs simulate depth until Spline assets arrive.
Delete .spline-placeholder when adding <spline-viewer>.
────────────────────────────────────────────────────────────────── */
.spline-placeholder {
position: relative;
width: 100%;
height: 100%;
}
.orb {
position: absolute;
border-radius: 50%;
filter: blur(80px);
opacity: 0.18;
}
.orb--violet {
width: 520px;
height: 520px;
background: radial-gradient(circle, #7c3aed 0%, #4f46e5 55%, transparent 100%);
top: 8%;
right: 5%;
animation: orbDrift 11s ease-in-out infinite;
}
.orb--cyan {
width: 360px;
height: 360px;
background: radial-gradient(circle, #06b6d4 0%, #3b82f6 55%, transparent 100%);
bottom: 14%;
left: 4%;
animation: orbDrift 13s ease-in-out infinite reverse;
animation-delay: -5s;
}
.orb--pink {
width: 260px;
height: 260px;
background: radial-gradient(circle, #f0abfc 0%, #a78bfa 55%, transparent 100%);
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
animation: orbDriftCenter 9s ease-in-out infinite;
animation-delay: -3s;
}
@keyframes orbDrift {
0%, 100% { transform: translate(0, 0) scale(1); }
33% { transform: translate(-20px, -30px) scale(1.06); }
66% { transform: translate(16px, 22px) scale(0.95); }
}
@keyframes orbDriftCenter {
0%, 100% { transform: translate(-50%, -50%) scale(1); }
40% { transform: translate(-50%, -60%) scale(1.08); }
75% { transform: translate(-50%, -44%) scale(0.94); }
}
/* Placeholder label */
.spline-placeholder__label {
position: absolute;
bottom: 32px;
left: 50%;
transform: translateX(-50%);
font-size: 11px;
font-weight: 500;
letter-spacing: 0.10em;
text-transform: uppercase;
color: rgba(255, 255, 255, 0.20);
white-space: nowrap;
border: 1px solid rgba(255, 255, 255, 0.08);
padding: 6px 14px;
border-radius: 100px;
pointer-events: none;
}
/*
═══════════════════════════════════════════════════════════════════
NAVBAR
Fixed · z-index: 10 · transparent → frosted glass on scroll
═══════════════════════════════════════════════════════════════════
*/
.navbar {
position: fixed;
top: 0;
left: 0;
right: 0;
z-index: 10;
background: transparent;
transition: background 0.3s ease, backdrop-filter 0.3s ease;
}
.navbar__inner {
display: flex;
align-items: center;
justify-content: space-between;
padding: 20px 120px;
}
/* Left side: logo + links */
.navbar__left {
display: flex;
align-items: center;
gap: 30px;
}
/* Logo: exactly 187×25px */
.navbar__logo {
display: flex;
align-items: center;
flex-shrink: 0;
width: 187px;
height: 25px;
}
.navbar__logo svg {
width: 187px;
height: 25px;
}
/* Nav links list */
.navbar__links {
display: flex;
align-items: center;
gap: 30px;
}
/* Individual nav link */
.navbar__link {
display: flex;
align-items: center;
gap: 6px;
font-size: 14px;
font-weight: 500;
color: #ffffff;
white-space: nowrap;
transition: opacity 0.2s ease;
}
.navbar__link:hover {
opacity: 0.75;
}
.navbar__chevron {
flex-shrink: 0;
width: 14px;
height: 14px;
}
/*
═══════════════════════════════════════════════════════════════════
PILL BUTTON — Layered construction
Outer: 0.6px white ring via box-shadow
Glow: blurred white streak along top edge
Inner: pill with padding 11px 29px, font 14px/500
--dark variant: black bg, white text (navbar)
--light variant: white bg, black text (CTA)
═══════════════════════════════════════════════════════════════════
*/
.pill-btn {
position: relative;
display: inline-flex;
align-items: center;
justify-content: center;
border-radius: 100px;
padding: 11px 29px;
/* 0.6px white outer border via box-shadow */
box-shadow: 0 0 0 0.6px rgba(255, 255, 255, 1);
overflow: hidden;
cursor: pointer;
transition: opacity 0.2s ease, transform 0.15s ease;
font-family: 'General Sans', system-ui, sans-serif;
}
.pill-btn:hover {
opacity: 0.88;
transform: translateY(-1px);
}
.pill-btn:active {
transform: translateY(0);
opacity: 1;
}
/* White glow streak along the top edge */
.pill-btn__glow {
position: absolute;
top: -8px;
left: 50%;
transform: translateX(-50%);
width: 70%;
height: 20px;
background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.55) 0%, transparent 70%);
filter: blur(4px);
pointer-events: none;
z-index: 1;
}
/* Button label sits above glow */
.pill-btn__label {
position: relative;
z-index: 2;
font-size: 14px;
font-weight: 500;
line-height: 1;
white-space: nowrap;
}
/* Dark variant — navbar button */
.pill-btn--dark {
background: #000000;
}
.pill-btn--dark .pill-btn__label {
color: #ffffff;
}
/* Light variant — hero CTA button */
.pill-btn--light {
background: #ffffff;
}
.pill-btn--light .pill-btn__label {
color: #000000;
}
.pill-btn--light .pill-btn__glow {
background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.80) 0%, transparent 70%);
}
/*
═══════════════════════════════════════════════════════════════════
HERO CONTENT
Centered · padding-top 280px desktop / 200px mobile · pb 102px
═══════════════════════════════════════════════════════════════════
*/
.hero__content {
position: relative;
z-index: 3;
display: flex;
flex-direction: column;
align-items: center;
text-align: center;
padding-top: 280px;
padding-bottom: 102px;
padding-left: 24px;
padding-right: 24px;
gap: 40px;
}
/* ── Badge / Pill ──────────────────────────────────────────────── */
.hero__badge {
display: inline-flex;
align-items: center;
gap: 8px;
background: rgba(255, 255, 255, 0.10);
border: 1px solid rgba(255, 255, 255, 0.20);
border-radius: 20px;
padding: 7px 14px;
}
/* 4px white dot */
.hero__badge-dot {
display: block;
width: 4px;
height: 4px;
border-radius: 50%;
background: #ffffff;
flex-shrink: 0;
}
.hero__badge-text {
font-size: 13px;
font-weight: 500;
line-height: 1;
}
.hero__badge-muted {
color: rgba(255, 255, 255, 0.60);
}
.hero__badge-date {
color: #ffffff;
}
/* ── Heading ───────────────────────────────────────────────────── */
.hero__heading {
max-width: 613px;
font-size: 56px;
font-weight: 500;
line-height: 1.28;
letter-spacing: -0.01em;
/* Gradient fill: 144.5deg, white@28% → transparent-black@115% */
background: linear-gradient(144.5deg, #ffffff 28%, rgba(0, 0, 0, 0) 115%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
/* Fallback for browsers that don't support background-clip: text */
color: #ffffff;
}
/* ── Subtitle ──────────────────────────────────────────────────── */
.hero__subtitle {
max-width: 680px;
font-size: 15px;
font-weight: 400;
line-height: 1.65;
color: rgba(255, 255, 255, 0.70);
/* 24px gap from heading: gap is 40px total, subtract ~16px to get 24px visual gap */
margin-top: -16px;
}
/*
═══════════════════════════════════════════════════════════════════
RESPONSIVE
═══════════════════════════════════════════════════════════════════
*/
/* ── Large desktop: keep 120px horizontal padding ──────────────── */
@media (max-width: 1280px) {
.navbar__inner {
padding: 20px 80px;
}
}
/* ── Medium: 48px horizontal padding ──────────────────────────── */
@media (max-width: 1024px) {
.navbar__inner {
padding: 20px 48px;
}
}
/* ── Mobile: hide nav links, reduce padding ────────────────────── */
@media (max-width: 767px) {
.navbar__inner {
padding: 20px 24px;
}
/* Hide nav links on mobile */
.navbar__links {
display: none;
}
/* Hero content: 200px top padding on mobile */
.hero__content {
padding-top: 200px;
gap: 32px;
}
/* Heading scales down to 36px on mobile */
.hero__heading {
font-size: 36px;
}
.hero__subtitle {
font-size: 14px;
margin-top: -8px;
}
}
/* ── Extra small ───────────────────────────────────────────────── */
@media (max-width: 480px) {
.navbar__inner {
padding: 20px 20px;
}
.hero__heading {
font-size: 32px;
}
}