@charset "UTF-8";

/* =========================================================
   CONQUISTANDO O ESPAÇO — Immersive Redesign
   Snap-scroll sections, cinematic transitions, cursor trail
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

@font-face {
    font-family: "Ubuntu-B";
    src: url("fontes/Ubuntu-B.ttf") format("truetype");
    font-display: swap;
}
@font-face {
    font-family: "Ubuntu-M";
    src: url("fontes/Ubuntu-M.ttf") format("truetype");
    font-display: swap;
}

/* ---------- Design Tokens ---------- */
:root {
    --bg: #0a0a0a;
    --bg-elevated: #111;
    --bg-card: #161616;
    --text: #f0ede8;
    --text-muted: rgba(240, 237, 232, 0.45);
    --accent: #00a84f;
    --accent-dim: rgba(0, 168, 79, 0.12);
    --accent-glow: rgba(0, 168, 79, 0.35);
    --ufabc-green: #006633;
    --ufabc-green-light: #00a84f;
    --border: rgba(255, 255, 255, 0.06);
    --font-display: 'Syne', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --radius: 16px;
}

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

html {
    scroll-behavior: smooth;
    cursor: none;
}

body {
    width: 100%;
    overflow-x: hidden;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    cursor: none;
}

a, button { cursor: none; }

/* ---------- Custom Cursor ---------- */
.space-cursor {
    position: fixed;
    top: -8px;
    left: -8px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent);
    pointer-events: none;
    z-index: 10000;
    mix-blend-mode: difference;
    transition: width 0.3s var(--ease), height 0.3s var(--ease), top 0.3s var(--ease), left 0.3s var(--ease);
    will-change: transform;
}

.space-cursor.hover {
    width: 48px;
    height: 48px;
    top: -24px;
    left: -24px;
    background: rgba(0, 168, 79, 0.25);
    border: 1.5px solid var(--accent);
}

.space-cursor-trail {
    position: fixed;
    top: -3px;
    left: -3px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: calc(0.45 - var(--i) * 0.05);
    pointer-events: none;
    z-index: 9999;
    will-change: transform;
}

@media (pointer: coarse) {
    html, body, a, button { cursor: auto; }
    .space-cursor, .space-cursor-trail { display: none; }
}

/* ---------- Page Transitions ---------- */
.page-transition-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 9990;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s var(--ease);
}

.page-transition-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.snap-container,
#tela {
    opacity: 1;
    transition: opacity 0.7s var(--ease);
}

body.page-leaving .snap-container,
body.page-leaving #tela {
    opacity: 0;
    transition: opacity 0.4s ease;
}

/* ============================================================
   SNAP-SCROLL INDEX PAGE
   ============================================================ */

.snap-container {
    height: 100vh;
    height: 100dvh;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.snap-section {
    min-height: 100vh;
    min-height: 100dvh;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 40px 24px;
    gap: 8px;
}

/* Section content reveal */
.snap-section .section-content {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.snap-section.active .section-content {
    opacity: 1;
    transform: translateY(0);
}

.snap-section.active .section-content:nth-child(2) { transition-delay: 0.1s; }
.snap-section.active .section-content:nth-child(3) { transition-delay: 0.2s; }
.snap-section.active .section-content:nth-child(4) { transition-delay: 0.3s; }

/* Section backgrounds */
.snap-section::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.snap-section > * {
    position: relative;
    z-index: 1;
}

/* ---------- Section: Hero ---------- */
.section-hero::before {
    background:
        radial-gradient(ellipse at 50% 30%, rgba(0, 168, 79, 0.04) 0%, transparent 50%),
        radial-gradient(1px 1px at 20% 40%, rgba(255,255,255,0.5), transparent),
        radial-gradient(1px 1px at 60% 20%, rgba(255,255,255,0.4), transparent),
        radial-gradient(1.5px 1.5px at 80% 70%, rgba(255,255,255,0.3), transparent),
        radial-gradient(1px 1px at 35% 80%, rgba(255,255,255,0.4), transparent),
        radial-gradient(1px 1px at 90% 30%, rgba(255,255,255,0.3), transparent);
}

.hero-logo {
    max-width: 260px;
    height: auto;
    filter: drop-shadow(0 0 60px rgba(0, 168, 79, 0.08));
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(18px, 5.5vw, 56pt);
    letter-spacing: 0;
    text-transform: uppercase;
    text-align: center;
    line-height: 1.3;
    margin-bottom: 16px;
    padding: 0 20px;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(9pt, 2vw, 12pt);
    letter-spacing: 6px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 48px;
}

.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: fit-content;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    animation: pulse 2s ease-in-out infinite;
}

.scroll-indicator::after {
    content: '';
    width: 1px;
    height: 32px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- Section: Generic ---------- */
.section-number {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(60pt, 15vw, 120pt);
    color: rgba(255, 255, 255, 0.03);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    letter-spacing: -5px;
}

.section-label {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 10px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(28pt, 7vw, 52pt);
    letter-spacing: 3px;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.1;
}

.section-desc {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(11pt, 2.5vw, 14pt);
    line-height: 1.8;
    color: var(--text-muted);
    text-align: center;
    max-width: 480px;
    margin-bottom: 36px;
}

/* ---------- Explore Button ---------- */
.btn-explore {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    background: transparent;
    border: 1px solid var(--accent);
    border-radius: 100px;
    padding: 16px 40px;
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--ease);
}

.btn-explore::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent);
    transform: translateY(100%);
    transition: transform 0.4s var(--ease);
    z-index: -1;
}

.btn-explore:hover {
    color: var(--bg);
    border-color: var(--accent);
    box-shadow: 0 0 30px var(--accent-glow);
}

.btn-explore:hover::before {
    transform: translateY(0);
}

/* ---------- Side Navigation Dots ---------- */
.nav-dots {
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 14px;
    z-index: 100;
}

.nav-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.2);
    cursor: none;
    transition: all 0.3s var(--ease);
    position: relative;
}

.nav-dot.active {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
}

.nav-dot:hover {
    border-color: var(--accent);
    transform: scale(1.3);
}

/* ---------- Marquee ---------- */
.marquee-wrap {
    width: 100%;
    overflow: hidden;
    position: absolute;
    bottom: 80px;
    opacity: 0.06;
    pointer-events: none;
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 30s linear infinite;
}

.marquee-track span {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(40pt, 10vw, 80pt);
    text-transform: uppercase;
    white-space: nowrap;
    padding-right: 80px;
    letter-spacing: 8px;
}

@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* ============================================================
   SUB-PAGES (comece_aqui, modelos_3d, saiba_mais, voo360)
   ============================================================ */

/* ---------- Container ---------- */
#tela {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
    width: 100%;
    padding: 60px 24px;
    gap: 36px;
    position: relative;
}

/* ---------- Starfield (generated via JS) ---------- */
.starfield {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.star-layer {
    position: absolute;
    top: -20%;
    left: 0;
    width: 100%;
    height: 140%;
    will-change: transform;
    transition: transform 0.1s linear;
}

.star {
    position: absolute;
    border-radius: 50%;
    background: white;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.4); }
}

/* ---------- Space Decor (planets + rockets) ---------- */
.spacedecor {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* =========================================================
   SOLAR-SYSTEM PLANETS (named cartoon planets + orbiting moons)
   Transform-collision safe nesting:
     .decor-planet  -> wrapper: positioning + decor-drift (one transform)
       .planet-body -> gradient sphere (no transform/animation)
       .planet-ring -> Saturn ring (one STATIC rotate, on its own element)
       .moon-orbit  -> owns the orbital rotate animation (one transform)
         .moon      -> offset child; opacity-only depth cue (no transform)
   All sizing flows from --psize (set inline by JS).
   ========================================================= */

/* ---- The system anchor: a zero-size point centred in the viewport.
   Low opacity keeps it legible behind hero text on a full-viewport layout. ---- */
.solar-system {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 0;
    height: 0;
    opacity: 0.5;
}

/* ---- The sun: warm glowing core at the centre. ---- */
.sun {
    position: absolute;
    width: 6vmin;
    height: 6vmin;
    left: -3vmin;
    top: -3vmin;
    border-radius: 50%;
    background: radial-gradient(circle at 50% 50%, #fff6d8 0%, #ffd766 45%, #ff9b2f 80%, #e0701a 100%);
    box-shadow:
        0 0 4vmin rgba(255, 196, 92, 0.55),
        0 0 9vmin rgba(255, 150, 50, 0.30);
    animation: sun-pulse 6s ease-in-out infinite;
}

/* ---- An orbit ring: a box of diameter 2*--r centred on the sun that
   revolves; the planet pinned to its top edge therefore circles the sun.
   --r / --period / --phase are set inline by JS and cascade to the planet. ---- */
.orbit {
    position: absolute;
    width: calc(var(--r) * 2);
    height: calc(var(--r) * 2);
    left: calc(var(--r) * -1);
    top: calc(var(--r) * -1);
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.05);   /* faint orbit line */
    will-change: transform;
    animation: orbit-spin var(--period) linear infinite;
    animation-delay: var(--phase);
}

/* ---- The planet, pinned to the top of its orbit box. It counter-rotates
   on the SAME period+phase so it stays upright (and its moons/ring read
   correctly). One transform per element — collision-safe. ---- */
.decor-planet {
    position: absolute;
    width: var(--psize, 48px);
    height: var(--psize, 48px);
    will-change: transform;
}

.orbit > .decor-planet {
    left: 50%;
    top: 0;
    margin-left: calc(var(--psize) / -2);
    margin-top: calc(var(--psize) / -2);
    animation: orbit-counter var(--period) linear infinite;
    animation-delay: var(--phase);
}

@keyframes orbit-spin    { to { transform: rotate(360deg);  } }
@keyframes orbit-counter { to { transform: rotate(-360deg); } }
@keyframes sun-pulse {
    0%, 100% { box-shadow: 0 0 4vmin rgba(255,196,92,0.55), 0 0 9vmin rgba(255,150,50,0.30); }
    50%      { box-shadow: 0 0 5vmin rgba(255,196,92,0.70), 0 0 12vmin rgba(255,150,50,0.40); }
}

/* The actual sphere. Keeps the original inset-shadow shading. */
.decor-planet .planet-body {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    z-index: 1;
    box-shadow:
        inset -4px -4px 8px rgba(0, 0, 0, 0.45),
        0 0 12px rgba(0, 0, 0, 0.3);
    /* default / fallback "home world" accent tint */
    background: radial-gradient(circle at 32% 28%, #1fd66b, #04632f 78%);
}

/* ---- MERCURY : small grey-brown cratered rock ---- */
.planet--mercury .planet-body {
    background:
        radial-gradient(circle at 64% 32%, rgba(0,0,0,0.20) 0 7%, rgba(0,0,0,0) 9%),
        radial-gradient(circle at 38% 60%, rgba(0,0,0,0.18) 0 6%, rgba(0,0,0,0) 8%),
        radial-gradient(circle at 36% 30%, #b3a89c, #6b5f54 84%);
}

/* ---- EARTH : blue ocean + layered green continents + polar hint ---- */
.planet--earth .planet-body {
    background:
        radial-gradient(circle at 30% 22%, rgba(255,255,255,0.35), rgba(255,255,255,0) 30%),
        radial-gradient(ellipse 38% 30% at 64% 38%, #2faa55 0 60%, rgba(47,170,85,0) 62%),
        radial-gradient(ellipse 30% 42% at 30% 64%, #3bbf63 0 58%, rgba(59,191,99,0) 60%),
        radial-gradient(ellipse 22% 16% at 72% 72%, #2a9b4d 0 60%, rgba(42,155,77,0) 62%),
        radial-gradient(circle at 38% 30%, #5db4ff, #1d5fa6 80%);
}

/* ---- MARS : rust / orange with a dusty pole ---- */
.planet--mars .planet-body {
    background:
        radial-gradient(circle at 30% 22%, rgba(255,210,170,0.4), rgba(255,210,170,0) 32%),
        radial-gradient(ellipse 40% 22% at 50% 12%, rgba(240,225,210,0.55) 0 55%, rgba(240,225,210,0) 60%),
        radial-gradient(ellipse 26% 20% at 38% 60%, #9c3415 0 55%, rgba(156,52,21,0) 58%),
        radial-gradient(circle at 36% 30%, #ff8a4d, #a33b1e 82%);
}

/* ---- JUPITER : horizontal bands + Great Red Spot ---- */
.planet--jupiter .planet-body {
    background:
        radial-gradient(circle at 30% 22%, rgba(255,255,255,0.30), rgba(255,255,255,0) 30%),
        radial-gradient(ellipse 18% 12% at 66% 62%, #c5482b 0 55%, rgba(197,72,43,0) 60%),
        linear-gradient(
            to bottom,
            #d8b48a 0 12%,
            #b98a5c 12% 22%,
            #e6cda6 22% 34%,
            #a9744a 34% 44%,
            #e3c79e 44% 56%,
            #b07d52 56% 66%,
            #ecd6b0 66% 78%,
            #bd9265 78% 88%,
            #d8b48a 88% 100%
        );
}

/* ---- SATURN : pale gold body (ring is a separate element) ---- */
.planet--saturn .planet-body {
    background:
        radial-gradient(circle at 30% 22%, rgba(255,255,255,0.30), rgba(255,255,255,0) 32%),
        linear-gradient(
            to bottom,
            #e9d9a8 0 30%,
            #d8c187 30% 50%,
            #ecdcab 50% 70%,
            #d2b97e 70% 100%
        );
}

/* ---- NEPTUNE : deep blue with faint band ---- */
.planet--neptune .planet-body {
    background:
        radial-gradient(circle at 30% 22%, rgba(255,255,255,0.28), rgba(255,255,255,0) 32%),
        radial-gradient(ellipse 22% 14% at 40% 58%, rgba(255,255,255,0.18) 0 55%, rgba(255,255,255,0) 58%),
        radial-gradient(circle at 38% 30%, #4f7fe0, #1b2f8f 84%);
}

/* ---- URANUS : pale ice cyan ---- */
.planet--uranus .planet-body {
    background:
        radial-gradient(circle at 30% 22%, rgba(255,255,255,0.32), rgba(255,255,255,0) 34%),
        radial-gradient(circle at 38% 32%, #b8f0ee, #4aa9c9 84%);
}

/* ---- VENUS : creamy yellow, soft cloud swirl ---- */
.planet--venus .planet-body {
    background:
        radial-gradient(circle at 30% 22%, rgba(255,255,255,0.4), rgba(255,255,255,0) 34%),
        radial-gradient(ellipse 36% 18% at 60% 50%, rgba(214,170,96,0.5) 0 55%, rgba(214,170,96,0) 58%),
        radial-gradient(circle at 38% 30%, #f6e2a8, #caa06b 84%);
}

/* ---- MOON : grey body + crater dots ---- */
.planet--moon .planet-body {
    background:
        radial-gradient(circle at 62% 30%, rgba(0,0,0,0.18) 0 6%, rgba(0,0,0,0) 8%),
        radial-gradient(circle at 40% 56%, rgba(0,0,0,0.22) 0 5%, rgba(0,0,0,0) 7%),
        radial-gradient(circle at 70% 66%, rgba(0,0,0,0.16) 0 4%, rgba(0,0,0,0) 6%),
        radial-gradient(circle at 30% 34%, rgba(0,0,0,0.14) 0 4%, rgba(0,0,0,0) 6%),
        radial-gradient(circle at 36% 30%, #d2d6dd, #565d6b 84%);
}

/* ---- SATURN RING : static tilted ellipse child (one static transform) ---- */
.decor-planet .planet-ring {
    position: absolute;
    left: -34%;
    top: 36%;
    width: 168%;
    height: 30%;
    border-radius: 50%;
    border: 2px solid rgba(233, 217, 168, 0.45);
    box-shadow: inset 0 0 0 3px rgba(233, 217, 168, 0.12);
    transform: rotate(-20deg);   /* static tilt; one transform on its own element */
    pointer-events: none;
    z-index: 2;
}

/* ---- MOONS : the orbit element owns the rotate; the moon is an offset
   child so it actually circles. Moon's own animation is opacity ONLY,
   so it never competes for a transform (avoids the collision rule). ---- */
.decor-planet .moon-orbit {
    position: absolute;
    /* orbit box larger than the planet; --orbit is a fraction (e.g. 0.40). */
    inset: calc(var(--orbit, 0.40) * -100%);
    z-index: 2;                  /* above the body; depth-cue opacity sells "behind" */
    will-change: transform;
    animation: moon-orbit-spin linear infinite;  /* duration set inline by JS */
    pointer-events: none;
}

.decor-planet .moon-orbit.reverse {
    animation-direction: reverse;
}

.decor-planet .moon-orbit .moon {
    position: absolute;
    top: 50%;
    left: 0;                     /* sits on the orbit ring; parent rotation carries it */
    width: 22%;                  /* relative to orbit box */
    height: 22%;
    margin-top: -11%;
    border-radius: 50%;
    background: radial-gradient(circle at 36% 30%, #e6e8ec, #7c828e 82%);
    box-shadow: inset -1px -1px 2px rgba(0, 0, 0, 0.4);
    will-change: opacity;
    /* depth cue: dim across the back arc so it reads as passing behind.
       opacity ONLY — no transform here, so the parent's rotate is unopposed.
       period + phase matched to the orbit (set inline by JS). */
    animation: moon-depth ease-in-out infinite;
}

/* tiny moonlets for gas giants */
.decor-planet .moon-orbit--small .moon {
    width: 14%;
    height: 14%;
    margin-top: -7%;
}

@keyframes moon-orbit-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* Moon starts at 9 o'clock (left:0); the back-of-planet pass happens around
   the 50% mark of the spin, so dim there. opacity only — no transform. */
@keyframes moon-depth {
    0%   { opacity: 1; }
    35%  { opacity: 0.9; }
    50%  { opacity: 0.3; }   /* deepest = behind the planet */
    65%  { opacity: 0.9; }
    100% { opacity: 1; }
}

/* =========================================================
   ROCKETS — constant cross-viewport flight (looping) + click boost
   Transform-collision safe nesting:
     .decor-rocket  -> wrapper: cross-screen TRAVEL transform + lane vars
       .rocket-craft-> BOB/SWAY transform (separate element)
         svg        -> STATIC nose rotation (--nose), no animation
           .rocket-flame / .rocket-trail -> opacity + scaleY only
   ========================================================= */

.decor-rocket {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0.78;
    will-change: transform;
    /* Lane variables (overridden inline per-rocket by JS) */
    --tx-from: -12vw; --ty-from: 70vh;
    --tx-to:   112vw; --ty-to:   18vh;
    --dur: 26s;
    animation: rocket-travel var(--dur) linear infinite;
}

/* Boost: click/tap temporarily speeds the same path up + lifts opacity. */
.decor-rocket.boosting {
    --dur: 9s;
    opacity: 1;
}

/* Mid layer: owns the natural BOB / SWAY transform. */
.rocket-craft {
    will-change: transform;
    animation: rocket-bob 3.4s ease-in-out infinite alternate;
}

/* Inner SVG: STATIC nose rotation only (set by JS via --nose). */
.decor-rocket svg {
    display: block;
    transform: rotate(var(--nose, 90deg));
    filter: drop-shadow(0 0 5px rgba(0, 0, 0, 0.35));
    transition: filter 0.3s var(--ease);
}
.decor-rocket:hover svg,
.decor-rocket.boosting svg {
    filter: drop-shadow(0 0 7px var(--accent-glow));
}

/* Exhaust flame: own element, animates opacity + scaleY out the back. */
.rocket-flame {
    transform-origin: 12px 18px;
    transform-box: fill-box;
    animation: rocket-flame-flicker 0.22s steps(2, jump-none) infinite alternate;
}
.decor-rocket.boosting .rocket-flame {
    animation-duration: 0.12s;
}

/* Faint exhaust trail: pure opacity/scaleY pulse — cheap. */
.rocket-trail {
    transform-origin: 12px 20px;
    transform-box: fill-box;
    animation: rocket-trail-pulse 0.5s ease-in-out infinite alternate;
}
.decor-rocket.boosting .rocket-trail {
    transform: scaleY(1.6);
}

/* Travel: edge-to-edge across the viewport, looping. The 50% mid-screen
   frame parks a reduced-motion-frozen rocket roughly on-screen. */
@keyframes rocket-travel {
    0%   { transform: translate(var(--tx-from), var(--ty-from)); }
    50%  { transform: translate(
               calc((var(--tx-from) + var(--tx-to)) / 2),
               calc((var(--ty-from) + var(--ty-to)) / 2)); }
    100% { transform: translate(var(--tx-to), var(--ty-to)); }
}

/* Natural bob/sway on the craft. */
@keyframes rocket-bob {
    from { transform: translate(-2px, 3px) rotate(-2.5deg); }
    to   { transform: translate(2px, -3px) rotate(2.5deg); }
}

/* Flame flicker (opacity + length only). */
@keyframes rocket-flame-flicker {
    from { opacity: 0.55; transform: scaleY(0.7); }
    to   { opacity: 1;    transform: scaleY(1.15); }
}

/* Faint trail pulse. */
@keyframes rocket-trail-pulse {
    from { opacity: 0.10; transform: scaleY(0.85); }
    to   { opacity: 0.30; transform: scaleY(1.25); }
}

#tela > * { position: relative; z-index: 1; }
#tela { position: relative; }

/* ---------- Scroll Reveal ---------- */
[data-reveal] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Logo ---------- */
#logo {
    max-width: 180px;
    height: auto;
    filter: drop-shadow(0 0 30px rgba(0, 168, 79, 0.08));
}

/* ---------- Bloco Texto ---------- */
#bloco-texto {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 560px;
    padding: 44px 36px;
    gap: 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 12px 48px rgba(0,0,0,0.4);
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.titulo {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(22pt, 5.5vw, 38pt);
    letter-spacing: 4px;
    text-transform: uppercase;
    text-align: center;
    color: var(--text);
}

.titulo::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background: var(--accent);
    margin: 14px auto 0;
}

.texto {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(12pt, 2.5vw, 15pt);
    line-height: 1.8;
    color: var(--text);
    text-align: left;
    width: 100%;
    max-width: 480px;
}

.texto-menor {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(10pt, 2vw, 12pt);
    line-height: 1.6;
    color: var(--text-muted);
    width: 100%;
    max-width: 480px;
}

/* ---------- Navigation Buttons ---------- */
.menu_inicial {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    width: 100%;
    max-width: 400px;
}

.menu_inicial a {
    text-decoration: none;
    width: 100%;
    display: block;
}

.botao_menu_inicial {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(14pt, 3vw, 20pt);
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 28px;
    width: 100%;
    transition: all 0.4s var(--ease);
}

.botao_menu_inicial:hover {
    border-color: var(--accent);
    padding-left: 36px;
    box-shadow: 0 0 0 1px var(--accent), 0 8px 32px rgba(0,0,0,0.3);
}

#botao_linha_do_tempo {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(14pt, 3vw, 20pt);
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-muted);
    background: transparent;
    border: 1px dashed rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 20px 28px;
    width: 100%;
    cursor: not-allowed;
}

.menu_navegacao {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
    width: 100%;
    max-width: 500px;
    padding: 16px 0;
}

.menu_navegacao a {
    text-decoration: none;
    flex: 1 1 160px;
    max-width: 240px;
}

.botao_menu_navegacao {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(11pt, 2.2vw, 14pt);
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 20px;
    width: 100%;
    transition: all 0.35s var(--ease);
}

.botao_menu_navegacao:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.botao_menu_navegacao:active {
    transform: scale(0.97);
}

/* ---------- 3D Model Block ---------- */
#bloco-modelo {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    max-width: 480px;
    height: 420px;
    overflow: hidden !important;
    box-shadow: 0 16px 56px rgba(0,0,0,0.5);
}

model-viewer {
    width: 100%;
    height: 100%;
    --poster-color: transparent;
}

/* ---------- External Links ---------- */
#bloco-link {
    display: flex;
    justify-content: center;
    width: 100%;
}

#link {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: clamp(13pt, 2.8vw, 17pt);
    color: var(--accent);
    text-decoration: none;
    position: relative;
    transition: color 0.3s var(--ease);
}

#link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s var(--ease);
}

#link:hover { color: #66ffaa; }
#link:hover::after { transform: scaleX(1); transform-origin: left; }

/* ---------- Voo360 / AR Block ---------- */
#bloco-ra {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    max-width: 780px;
    height: min(88vh, 720px);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 80px rgba(0,0,0,0.6);
}

#model-viewer-ra,
#bloco-ra canvas,
canvas.threejs {
    width: 100%;
    height: 100%;
    flex: 1;
    z-index: 1;
}

.titulo-ra {
    text-align: center;
    color: var(--text);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(13pt, 3vw, 18pt);
    letter-spacing: 4px;
    text-transform: uppercase;
    position: absolute;
    top: 24px;
    z-index: 2;
    padding: 10px 24px;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.menu_animacao {
    display: flex;
    margin-top: -220px;
    justify-content: space-evenly;
    height: 210px;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
    gap: 12px;
}

.botao_animacao {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(10pt, 2vw, 13pt);
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text);
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 24px;
    min-width: 160px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: all 0.3s var(--ease);
}

.botao_animacao:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent), 0 8px 24px rgba(0,0,0,0.4);
    transform: translateY(-2px);
}

.botao_animacao:active:not(:disabled) {
    transform: translateY(0) scale(0.97);
}

.botao_animacao.ativo {
    border-color: var(--accent);
    background: var(--accent-dim);
    color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent), 0 4px 20px var(--accent-glow);
}

.botao_animacao:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .hero-title {
        font-size: clamp(18px, 5vw, 28pt);
        letter-spacing: 0;
    }
    .hero-subtitle {
        letter-spacing: 3px;
        font-size: 9px;
    }
    .hero-logo { max-width: 180px; }
    .section-title { font-size: clamp(20pt, 7vw, 32pt); }
    .section-desc {
        font-size: 12pt;
        padding: 0 12px;
    }
    .section-number {
        font-size: clamp(50pt, 20vw, 90pt);
    }
    .snap-section { padding: 32px 20px; }
    .nav-dots { right: 12px; gap: 10px; }
    .nav-dot { width: 8px; height: 8px; }
    .btn-explore {
        padding: 14px 32px;
        font-size: 10px;
    }
    .marquee-wrap { bottom: 60px; }
    .marquee-track span {
        font-size: clamp(30pt, 10vw, 50pt);
        padding-right: 40px;
    }
    .scroll-indicator { bottom: 20px; font-size: 8px; }
}

@media (max-width: 520px) {
    #tela { padding: 32px 16px; gap: 24px; }
    #bloco-texto { padding: 24px 16px; max-width: 100%; }
    #bloco-modelo { height: 300px; max-width: 100%; }
    .menu_navegacao { padding: 12px 0; }
    .menu_navegacao a { flex: 1 1 100%; max-width: 100%; }
    .botao_menu_navegacao { font-size: 10pt; padding: 12px 16px; }
    #logo { max-width: 120px; }
    .hero-logo { max-width: 150px; }
    .hero-title { font-size: clamp(16px, 5vw, 22pt); letter-spacing: 0; }
    .section-title { font-size: clamp(16pt, 6vw, 24pt); letter-spacing: 1px; }
    .section-desc { font-size: 11pt; line-height: 1.6; padding: 0 8px; }
    .snap-section { padding: 24px 20px; }
    .nav-dots { display: none; }
    .titulo { font-size: clamp(16pt, 5vw, 24pt); letter-spacing: 1px; }
    .texto { font-size: 11pt; line-height: 1.6; }
    #bloco-ra { max-width: 100%; height: min(80vh, 600px); }
    .titulo-ra { font-size: 10pt; letter-spacing: 2px; padding: 8px 16px; }
    .menu_animacao { margin-top: -180px; height: 180px; }
    .botao_animacao { font-size: 9pt; padding: 10px 18px; min-width: 130px; }
}

@media (max-width: 360px) {
    .botao_menu_inicial,
    .botao_menu_navegacao { font-size: 12pt; padding: 14px 16px; }
    .titulo { font-size: 20pt; }
    .hero-title { font-size: 14pt; }
    .hero-logo { max-width: 120px; }
}

@media (min-width: 769px) {
    #tela { padding: 80px 40px; }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .snap-container { scroll-snap-type: none; }
    .snap-section .section-content { opacity: 1; transform: none; }
    [data-reveal] { opacity: 1; transform: none; }
    #tela::before { display: none; }
}