/* ═══════════════════════════════════════════════════════════════════
   SUPERNOVA — shared design system for subpages (redesign 2026)
   Homepage (index.html) is self-contained; this powers all other pages.
   ═══════════════════════════════════════════════════════════════════ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg: #0c1d36;
    --bg-deep: #081527;
    --ink: #f4f8fc;
    --ink-dim: rgba(240, 244, 248, 0.8);
    --ink-faint: rgba(240, 244, 248, 0.6);
    --blue: #4a9eff;
    --blue-hover: #6ab0ff;
    --neon: #00d4ff;
    --steel: #8aa8c7;
    --divider: #1e3a5f;
    --green: #3ddc97;
    --amber: #ffc24a;
    --red: #ff7b7b;
    --grad: linear-gradient(110deg, #4a9eff, #00d4ff);
    --glass: rgba(13, 30, 56, 0.45);
    --glass-strong: rgba(9, 22, 43, 0.62);
    --glass-line: rgba(138, 168, 199, 0.18);
    --font-sans: 'Figtree', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Bricolage Grotesque', 'Figtree', sans-serif;
    --font-serif: 'Source Serif 4', Georgia, serif;
    --tshadow: 0 2px 16px rgba(6, 16, 32, 0.9), 0 0 40px rgba(6, 16, 32, 0.55);
    --container: 1180px;
    --pad: clamp(20px, 5vw, 48px);
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg-deep);
    color: var(--ink);
    font-family: var(--font-sans);
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

::selection { background: rgba(74, 158, 255, 0.4); }

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ════ BACKDROP ════ */
#scene { position: fixed; inset: 0; z-index: 0; pointer-events: none; }

.backdrop-fallback {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 60% 45% at 50% 12%, rgba(74, 158, 255, 0.14), transparent 70%),
        radial-gradient(ellipse 45% 40% at 82% 65%, rgba(0, 212, 255, 0.07), transparent 70%),
        radial-gradient(ellipse 50% 40% at 12% 88%, rgba(138, 168, 199, 0.08), transparent 70%);
}

.grain {
    position: fixed;
    inset: -50%;
    width: 200%;
    height: 200%;
    z-index: 2;
    pointer-events: none;
    opacity: 0.028;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    animation: grain-shift 9s steps(8) infinite;
}

@keyframes grain-shift {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(-3%, 2%); }
    50% { transform: translate(2%, -3%); }
    75% { transform: translate(-2%, -2%); }
}

/* ════ PROGRESS ════ */
.progress {
    position: fixed;
    top: 0; left: 0;
    height: 2px;
    width: 0%;
    background: var(--grad);
    z-index: 1200;
}

/* ════ NAV ════ */
.nav {
    position: fixed;
    top: 16px;
    left: 0; right: 0;
    z-index: 1000;
    padding: 0 var(--pad);
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.45s;
}

.nav.hidden { transform: translateY(-130%); opacity: 0; }

.nav__inner {
    max-width: var(--container);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 22px 10px 16px;
    background: rgba(10, 23, 44, 0.6);
    border: 1px solid var(--glass-line);
    border-radius: 100px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.nav__logo {
    height: 38px;
    width: auto;
    filter: brightness(1.15) drop-shadow(0 0 10px rgba(74, 158, 255, 0.25));
}

.nav__links { display: flex; align-items: center; gap: 30px; }

.nav__links a:not(.pill) {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--ink-dim);
    transition: color 0.25s;
}

.nav__links a:not(.pill):hover,
.nav__links a.active { color: var(--ink); }

.pill {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 700;
    padding: 11px 24px;
    border-radius: 100px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s, background 0.3s;
    will-change: transform;
}

.pill--solid { background: var(--blue); color: #fff; }

.pill--solid:hover {
    background: var(--blue-hover);
    box-shadow: 0 0 24px rgba(0, 212, 255, 0.45);
}

.pill--ghost {
    border-color: rgba(74, 158, 255, 0.4);
    background: rgba(74, 158, 255, 0.08);
    color: var(--ink);
}

.pill--ghost:hover { background: rgba(74, 158, 255, 0.16); }

.pill--lg { padding: 16px 36px; font-size: 1.02rem; }

.pill .arr { transition: transform 0.3s; }
.pill:hover .arr { transform: translateX(4px); }

.burger {
    display: none;
    width: 40px;
    height: 40px;
    background: none;
    border: 0;
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.burger span {
    display: block;
    width: 20px;
    height: 1.5px;
    background: var(--ink);
    transition: transform 0.35s, opacity 0.35s;
}

.burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 990;
    background: rgba(8, 18, 35, 0.94);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s, visibility 0.4s;
}

.mobile-menu.open { opacity: 1; visibility: visible; }

.mobile-menu a {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 7vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    padding: 12px;
    color: var(--ink);
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.5s, transform 0.5s;
}

.mobile-menu.open a { opacity: 1; transform: translateY(0); }
.mobile-menu.open a:nth-child(1) { transition-delay: 0.08s; }
.mobile-menu.open a:nth-child(2) { transition-delay: 0.14s; }
.mobile-menu.open a:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.open a:nth-child(4) { transition-delay: 0.26s; }

.mobile-menu a.accent {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ════ LAYOUT ════ */
main { position: relative; z-index: 5; }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--pad);
}

.container--narrow { max-width: 780px; }

section { position: relative; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #bdd5ee;
    border: 1px solid var(--glass-line);
    background: var(--glass-strong);
    padding: 9px 19px;
    border-radius: 100px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.eyebrow i {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--neon);
    box-shadow: 0 0 9px var(--neon);
}

.h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4.6vw, 3.2rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin: 22px 0 16px;
    text-shadow: var(--tshadow);
}

.sub {
    font-size: clamp(1.05rem, 1.5vw, 1.2rem);
    color: var(--ink-dim);
    max-width: 580px;
    text-shadow: var(--tshadow);
}

.center { text-align: center; }
.center .sub { margin-left: auto; margin-right: auto; }

.gradient-text {
    background: linear-gradient(95deg, #8ec8ff 0%, #2ee0ff 48%, #c2f4ff 95%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
    filter: drop-shadow(0 0 18px rgba(0, 212, 255, 0.45)) drop-shadow(0 2px 8px rgba(6, 16, 32, 0.8));
}

/* ════ REVEALS ════ */
.reveal {
    opacity: 0;
    transform: translateY(34px);
    transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--d, 0s);
}

.reveal.in { opacity: 1; transform: translateY(0); }

/* ════ PAGE HEADER ════ */
.page-header {
    padding: clamp(150px, 22vh, 210px) var(--pad) clamp(40px, 6vh, 70px);
    text-align: center;
}

.page-header h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(2.2rem, 5.6vw, 3.8rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
    text-shadow: var(--tshadow);
}

.page-header .lead-serif {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(1.15rem, 2.2vw, 1.5rem);
    color: var(--ink-dim);
    max-width: 680px;
    margin: 0 auto;
    text-shadow: var(--tshadow);
}

/* ════ PROSE ════ */
.prose {
    max-width: 720px;
    margin: 0 auto;
}

.prose p {
    color: var(--ink-dim);
    margin-bottom: 1.35em;
    text-shadow: var(--tshadow);
}

.prose .lead {
    font-size: clamp(1.15rem, 1.9vw, 1.35rem);
    color: var(--ink);
    font-weight: 500;
}

/* ════ CARDS ════ */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.dcard {
    position: relative;
    padding: clamp(26px, 3.4vw, 40px);
    border-radius: 22px;
    background: var(--glass);
    border: 1px solid var(--glass-line);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    overflow: hidden;
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.45s;
}

.dcard:hover {
    transform: translateY(-5px);
    border-color: rgba(74, 158, 255, 0.45);
}

.dcard::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(74, 158, 255, 0.12), transparent 45%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.dcard:hover::after { opacity: 1; }

.dcard__idx {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: #a9c6e4;
    margin-bottom: 16px;
    display: block;
}

.dcard h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 12px;
}

.dcard p { font-size: 1rem; color: var(--ink-dim); }

/* ════ CASE CARDS ════ */
.case {
    padding: clamp(28px, 3.6vw, 44px);
    border-radius: 24px;
    background: var(--glass);
    border: 1px solid var(--glass-line);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.45s;
}

.case:hover {
    transform: translateY(-5px);
    border-color: rgba(74, 158, 255, 0.4);
}

.case__stat {
    display: flex;
    align-items: baseline;
    gap: 14px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.case__num {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 6vw, 4.2rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
}

.case__num--blue { color: var(--blue); }
.case__num--green { color: var(--green); }
.case__num--orange { color: var(--amber); }
.case__num--cyan { color: var(--neon); }

.case__metric {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-faint);
}

.case__label {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.case__text { font-size: 0.98rem; color: var(--ink-dim); }

/* ════ HIW: FLOW COLUMNS ════ */
.flow-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr 1fr;
    gap: 18px;
    align-items: stretch;
    margin-top: 54px;
}

.flow-col {
    padding: clamp(24px, 3vw, 36px);
    border-radius: 24px;
    background: var(--glass);
    border: 1px solid var(--glass-line);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.flow-col--platform {
    background: linear-gradient(160deg, rgba(20, 48, 88, 0.65), rgba(10, 42, 64, 0.6));
    border-color: rgba(74, 158, 255, 0.4);
    position: relative;
    overflow: hidden;
}

.flow-col--platform::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: var(--grad);
}

.flow-col__title {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #a9c6e4;
    margin-bottom: 22px;
    text-align: center;
}

.flow-col--platform .flow-col__title {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.flow-item {
    padding: 14px 18px;
    border-radius: 14px;
    background: rgba(74, 158, 255, 0.06);
    border: 1px solid rgba(138, 168, 199, 0.14);
    margin-bottom: 11px;
}

.flow-item:last-child { margin-bottom: 0; }

.flow-item__name {
    display: block;
    font-weight: 700;
    font-size: 0.98rem;
}

.flow-item__sub {
    display: block;
    font-size: 0.84rem;
    color: var(--ink-faint);
}

.flow-badges {
    display: flex;
    gap: 9px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.flow-badge {
    font-size: 0.8rem;
    font-weight: 700;
    padding: 7px 14px;
    border-radius: 100px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: var(--neon);
}

.flow-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--neon);
    opacity: 0.7;
}

/* ════ HIW: BLUEPRINT TIMELINE ════ */
.blueprint {
    max-width: 820px;
    margin: 54px auto 0;
    position: relative;
}

.bstep {
    display: flex;
    gap: clamp(18px, 3vw, 32px);
    padding-bottom: clamp(34px, 5vh, 54px);
    position: relative;
}

.bstep::before {
    content: '';
    position: absolute;
    left: clamp(26px, 3.4vw, 34px);
    top: clamp(52px, 6.8vw, 68px);
    bottom: 6px;
    width: 1.5px;
    background: linear-gradient(to bottom, rgba(74, 158, 255, 0.5), rgba(74, 158, 255, 0.08));
}

.bstep:last-child::before { display: none; }

.bstep__num {
    flex: none;
    width: clamp(52px, 6.8vw, 68px);
    height: clamp(52px, 6.8vw, 68px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(1rem, 1.6vw, 1.25rem);
    background: rgba(74, 158, 255, 0.1);
    border: 1px solid rgba(74, 158, 255, 0.4);
    color: var(--neon);
}

.bstep__body { padding-top: clamp(8px, 1.4vw, 16px); }

.bstep__body h3 {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2.4vw, 1.6rem);
    font-weight: 700;
    margin-bottom: 8px;
}

.bstep__body p {
    color: var(--ink-dim);
    font-size: 1rem;
    max-width: 580px;
}

.bstep__tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 14px;
}

.bstep__tags span {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 13px;
    border-radius: 100px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.28);
    color: var(--neon);
}

/* ════ CALENDLY ════ */
.calendly-shell {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 26px;
    background: var(--glass-strong);
    border: 1px solid var(--glass-line);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: clamp(10px, 2vw, 22px);
    overflow: hidden;
}

/* ════ FINAL CTA ════ */
.final {
    padding: clamp(110px, 18vh, 190px) var(--pad);
    text-align: center;
    position: relative;
}

.final__content { position: relative; }

.final__content::before {
    content: '';
    position: absolute;
    inset: -12% -22%;
    background: radial-gradient(ellipse at center, rgba(8, 21, 39, 0.55) 0%, rgba(8, 21, 39, 0.25) 55%, transparent 78%);
    z-index: -1;
    border-radius: 50%;
    pointer-events: none;
}

.final h2 {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5.6vw, 4rem);
    font-weight: 800;
    line-height: 1.06;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    text-shadow: var(--tshadow);
}

.final p {
    font-size: clamp(1.05rem, 1.7vw, 1.25rem);
    color: var(--ink-dim);
    max-width: 560px;
    margin: 0 auto 42px;
    text-shadow: var(--tshadow);
}

/* ════ SNOVACAT ════ */
.final__cta-row {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 10px;
}

.snovacat {
    position: relative;
    width: clamp(84px, 9vw, 112px);
    flex: none;
    cursor: pointer;
    margin-bottom: -4px;
    -webkit-tap-highlight-color: transparent;
}

.snovacat__walker {
    animation: cat-float 5.5s ease-in-out infinite;
}

@keyframes cat-float {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-12px) rotate(2.5deg); }
}

.snovacat img {
    width: 100%;
    display: block;
    filter: drop-shadow(0 0 18px rgba(0, 212, 255, 0.35)) drop-shadow(0 0 50px rgba(74, 158, 255, 0.2));
}

.snovacat::after {
    content: 'Snovacat approves this journey';
    position: absolute;
    left: 50%;
    top: -34px;
    transform: translateX(-50%) translateY(6px);
    white-space: nowrap;
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--ink-dim);
    background: var(--glass-strong);
    border: 1px solid var(--glass-line);
    border-radius: 100px;
    padding: 6px 14px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
    transition: opacity 0.35s, transform 0.35s;
    pointer-events: none;
}

.snovacat:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.snovacat.boop .snovacat__walker {
    animation: cat-boop 0.9s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes cat-boop {
    0% { transform: translateY(0) rotate(0) scale(1); }
    35% { transform: translateY(-30px) rotate(180deg) scale(1.1); }
    70% { transform: translateY(-5px) rotate(350deg) scale(0.97); }
    100% { transform: translateY(0) rotate(360deg) scale(1); }
}

/* ════ FOOTER ════ */
.footer {
    position: relative;
    z-index: 5;
    border-top: 1px solid var(--divider);
    padding: 48px var(--pad) 42px;
    background: rgba(8, 18, 35, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.footer__inner {
    max-width: var(--container);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.footer__logo { height: 26px; width: auto; filter: brightness(1.15); }

.footer__links { display: flex; gap: 24px; flex-wrap: wrap; }

.footer__links a {
    font-size: 0.92rem;
    color: var(--ink-faint);
    transition: color 0.25s;
}

.footer__links a:hover { color: var(--blue); }

.footer__copy { font-size: 0.86rem; color: var(--ink-faint); }

/* ════ SECTION SPACING ════ */
.section { padding: clamp(60px, 9vh, 110px) 0; }

/* ════ RESPONSIVE ════ */
@media (max-width: 880px) {
    .nav__links { display: none; }
    .burger { display: flex; }
    .nav__logo { height: 31px; }
    .grid-2, .grid-3, .flow-grid { grid-template-columns: 1fr; }
    .flow-arrow { transform: rotate(90deg); padding: 4px 0; }
    .snovacat { width: 72px; margin-bottom: -3px; }
    .snovacat::after { display: none; }
}

@media (max-width: 540px) {
    .nav { top: 14px; }
}

/* ════ REDUCED MOTION ════ */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.001s !important;
        transition-duration: 0.001s !important;
    }
    .reveal { opacity: 1 !important; transform: none !important; }
}