/* ==========================================================================
   MAGU Design System · main.css
   Tokens · base · tipografia · cena (parallax) · menubar · layout · rodapé
   Ordem: main.css → components.css → products.css (só catálogo/categorias)
   Referência completa: docs/DESIGN-SYSTEM.md
   ========================================================================== */

/* Inter: fallback auto-hospedado para quem não tem SF Pro (Windows, Android, Linux) */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url(/assets/fonts/inter-var.woff2) format('woff2'); }
/* Michroma: só a marca MAGU (wordmark), nunca texto corrido */
@font-face { font-family: 'Michroma'; font-style: normal; font-weight: 400; font-display: swap;
  src: url(/assets/fonts/michroma-400.woff2) format('woff2'); }

/* ── tokens ─────────────────────────────────────────────────────────────── */
:root {
  color-scheme: dark;

  /* forma: sem pontas. Aninhado = raio externo − padding */
  --r: 15px;            /* padrão: cards, botões, campos, janelas, menubar */
  --r-sm: 10px;         /* elementos dentro de algo com --r */
  --r-xs: 7px;          /* miúdos: kbd, selo */
  --r-pill: 999px;      /* só controles circulares/switch */

  /* tipo: a pilha da Apple primeiro */
  --f-text: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --f-display: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --f-mono: ui-monospace, 'SF Mono', 'JetBrains Mono', Menlo, Consolas, monospace;
  --f-brand: 'Michroma', 'Eurostile', var(--f-display);

  /* escala (17px = corpo Apple) */
  --t-xs: .75rem; --t-sm: .875rem; --t-md: 1.0625rem; --t-lg: 1.3125rem; --t-xl: 1.75rem; --t-2xl: 2.5rem;
  --t-hero: clamp(2.6rem, 1.2rem + 5.6vw, 5.6rem);
  --t-h2: clamp(2rem, 1.2rem + 3vw, 3.5rem);

  /* cor · escuro */
  --bg: #0b0c11;
  --text: #e4e4e9;             /* branco suavizado: menos ofuscamento no escuro */
  --text-2: rgba(228, 228, 236, .64);
  --text-3: rgba(235, 235, 245, .44);
  --line: rgba(255, 255, 255, .10);
  --core: #2ea8ff;              /* energia: ação principal, foco, "no ar" */
  --core-hi: #6fc3ff;
  --core-ink: #ffffff;
  --core-glow: rgba(46, 168, 255, .45);
  --core-soft: rgba(46, 168, 255, .16);
  --warn: #ffc15a;
  --danger: #ff6b6b;

  /* titânio: a pele da marca (texto metálico, aros, símbolo) */
  --ti: linear-gradient(172deg, #fbfaf8 0%, #d9d5ce 22%, #a39d94 46%, #77726a 54%, #aca69d 66%, #e4e0da 86%, #b3ada4 100%);
  --ti-rim: linear-gradient(145deg, rgba(255,255,255,.62), rgba(214,210,203,.18) 30%, rgba(120,116,108,.10) 55%, rgba(255,255,255,.34) 100%);

  /* vidro líquido (macOS/iOS 27: difusão maior, borda escurecida, especular mais forte) */
  --glass: rgba(30, 32, 42, .50);
  --glass-strong: rgba(22, 24, 32, .74);
  --glass-hi: rgba(255, 255, 255, .30);     /* especular superior */
  --glass-lo: rgba(255, 255, 255, .06);     /* reflexo inferior */
  --glass-edge: rgba(0, 0, 0, .35);         /* borda escurecida */
  --glass-blur: 26px;
  --glass-shadow: 0 1px 1px rgba(0,0,0,.25), 0 12px 40px -8px rgba(0,0,0,.55);
  --sheen: rgba(255, 255, 255, .13);

  /* movimento */
  --ease: cubic-bezier(.22, 1, .36, 1);
  --spring: cubic-bezier(.34, 1.36, .64, 1);

  /* layout */
  --maxw: 1120px;
  --gut: clamp(18px, 4vw, 40px);
  --bar-h: 52px;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #eceae6;
  --text: #2b2b2e;
  --text-2: rgba(43, 43, 46, .74);
  --text-3: rgba(29, 29, 31, .50);
  --line: rgba(0, 0, 0, .09);
  --core: #0a6fd1; --core-hi: #0858a8; --core-ink: #fff;
  --core-glow: rgba(10, 111, 209, .28); --core-soft: rgba(10, 111, 209, .10);
  --warn: #9a5d05; --danger: #c0271d;
  --ti: linear-gradient(172deg, #2d2b27 0%, #5b5750 26%, #26241f 52%, #6d6961 78%, #3a3833 100%);
  --ti-rim: linear-gradient(145deg, rgba(255,255,255,.95), rgba(255,255,255,.35) 35%, rgba(160,154,145,.25) 60%, rgba(255,255,255,.85) 100%);
  --glass: rgba(246, 244, 240, .50);
  --glass-strong: rgba(240, 238, 233, .80);
  --glass-hi: rgba(255, 255, 255, .95);
  --glass-lo: rgba(255, 255, 255, .45);
  --glass-edge: rgba(60, 50, 40, .12);
  --glass-shadow: 0 1px 1px rgba(40,30,20,.06), 0 12px 36px -10px rgba(40,30,20,.22);
  --sheen: rgba(255, 255, 255, .55);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    color-scheme: light;
    --bg: #eceae6; --text: #2b2b2e; --text-2: rgba(43,43,46,.74); --text-3: rgba(29,29,31,.50); --line: rgba(0,0,0,.09);
    --core: #0a6fd1; --core-hi: #0858a8; --core-glow: rgba(10,111,209,.28); --core-soft: rgba(10,111,209,.10);
    --warn: #9a5d05; --danger: #c0271d;
    --ti: linear-gradient(172deg, #2d2b27 0%, #5b5750 26%, #26241f 52%, #6d6961 78%, #3a3833 100%);
    --ti-rim: linear-gradient(145deg, rgba(255,255,255,.95), rgba(255,255,255,.35) 35%, rgba(160,154,145,.25) 60%, rgba(255,255,255,.85) 100%);
    --glass: rgba(246,244,240,.50); --glass-strong: rgba(240,238,233,.80); --glass-hi: rgba(255,255,255,.95);
    --glass-lo: rgba(255,255,255,.45); --glass-edge: rgba(60,50,40,.12);
    --glass-shadow: 0 1px 1px rgba(40,30,20,.06), 0 12px 36px -10px rgba(40,30,20,.22); --sheen: rgba(255,255,255,.55);
  }
}
/* transparência reduzida (acessibilidade): vidro vira material sólido */
@media (prefers-reduced-transparency: reduce) {
  :root { --glass: var(--glass-strong); --glass-blur: 0px; }
}

/* ── base ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--bar-h) + 28px); }
:root { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
body {
  margin: 0; min-height: 100vh; background: var(--bg); color: var(--text);
  font: 400 var(--t-md)/1.47 var(--f-text); letter-spacing: -.011em;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--core); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: .18em; }
:focus-visible { outline: 3px solid var(--core-glow); outline-offset: 3px; border-radius: var(--r-sm); }
::selection { background: var(--core); color: #fff; }
h1, h2, h3, h4 { margin: 0; font-family: var(--f-display); font-weight: 700; letter-spacing: -.028em; line-height: 1.07; text-wrap: balance; }
p { margin: 0; }
/* diagramação: sem palavra viúva no fim de parágrafo; títulos e leads com linhas equilibradas */
p, li, dd, figcaption, .tile-desc { text-wrap: pretty; }
.lead, .section-head p, .page-head p, .line-head p { text-wrap: balance; }
button, input, select, textarea { font: inherit; color: inherit; letter-spacing: inherit; }
.i { width: 1.25em; height: 1.25em; flex: none; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gut); }
.skip { position: fixed; left: 12px; top: -60px; z-index: 300; background: var(--core); color: #fff; padding: 10px 16px; border-radius: var(--r); transition: top .2s; }
.skip:focus { top: 12px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* tipografia de marketing (Apple-like) */
.eyebrow { font-size: var(--t-lg); font-weight: 600; letter-spacing: -.01em; color: var(--core); margin-bottom: 10px; }
.eyebrow.ti-text { font-weight: 700; }
.headline { font-size: var(--t-h2); }
.lead { font-size: clamp(1.15rem, 1rem + .6vw, 1.5rem); line-height: 1.38; color: var(--text-2); font-weight: 500; letter-spacing: -.016em; max-width: 34em; }
.muted { color: var(--text-2); }
.ti-text { background: var(--ti); -webkit-background-clip: text; background-clip: text; color: transparent; }
.brandmark { font-family: var(--f-brand); letter-spacing: .34em; font-weight: 400; }

/* ── cena: fundo com parallax (imagem gerada) + bolhas ─────────────────── */
.scene { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; background: var(--bg); }
.scene-img {
  position: absolute; left: 0; right: 0; top: -6vh; height: 124vh;
  background: var(--bg) url(/assets/img/bg/magu-bg-dark.webp) center / cover no-repeat;
  will-change: transform; transform: translate3d(0, var(--py, 0px), 0) scale(1.04);
}
:root[data-theme="light"] .scene-img { background-image: url(/assets/img/bg/magu-bg-light.webp); }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .scene-img { background-image: url(/assets/img/bg/magu-bg-light.webp); } }
@media (orientation: portrait) and (max-width: 900px) {
  .scene-img { background-image: url(/assets/img/bg/magu-bg-dark-portrait.webp); }
  :root[data-theme="light"] .scene-img { background-image: url(/assets/img/bg/magu-bg-light-portrait.webp); }
}
@media (orientation: portrait) and (max-width: 900px) and (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .scene-img { background-image: url(/assets/img/bg/magu-bg-light-portrait.webp); }
}
.scene-veil { position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 0, transparent 60%, color-mix(in srgb, var(--bg) 70%, transparent) 100%); }
.scene-bubbles { position: absolute; inset: 0; transform: translate3d(0, var(--pb, 0px), 0); will-change: transform; }
.bubble {
  position: absolute; border-radius: 50%;
  background:
    radial-gradient(circle at 32% 28%, rgba(255,255,255,.22) 0 3%, rgba(255,255,255,.05) 10%, transparent 22%),
    radial-gradient(circle at 50% 50%, transparent 62%, rgba(255,255,255,.07) 72%, rgba(255,255,255,.14) 77%, transparent 79%);
  animation: drift var(--d, 18s) var(--ease) infinite alternate;
}
:root[data-theme="light"] .bubble { filter: invert(.55); }
.bubble:nth-child(1) { width: 120px; height: 120px; left: 6%;  top: 16%; --d: 21s; }
.bubble:nth-child(2) { width: 40px;  height: 40px;  left: 20%; top: 64%; --d: 17s; }
.bubble:nth-child(3) { width: 72px;  height: 72px;  left: 84%; top: 14%; --d: 24s; }
.bubble:nth-child(4) { width: 28px;  height: 28px;  left: 90%; top: 60%; --d: 15s; }
.bubble:nth-child(n+5) { display: none; }
@keyframes drift { from { transform: translate3d(0, 0, 0); } to { transform: translate3d(14px, -26px, 0); } }
@media (max-width: 700px) { .bubble:nth-child(1) { width: 70px; height: 70px; } .bubble:nth-child(3) { width: 44px; height: 44px; } }

/* ── menubar: fixa no topo, flutua ao rolar (padrão Apple) ─────────────── */
.menubar { position: fixed; top: env(safe-area-inset-top, 0px); left: 0; right: 0; z-index: 100; pointer-events: none; }
.bar {
  pointer-events: auto; position: relative; margin: 0 auto; height: var(--bar-h);
  width: 100%; max-width: 100%; padding: 0 max(var(--gut), calc((100% - var(--maxw)) / 2 + var(--gut)));
  display: flex; align-items: center; gap: 6px;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  -webkit-backdrop-filter: blur(20px) saturate(180%); backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--line); border-radius: 0;
  transition: max-width .55s var(--ease), margin .55s var(--ease), border-radius .55s var(--ease), padding .55s var(--ease), box-shadow .4s, background .4s;
}
.menubar.is-floating .bar {
  max-width: min(var(--maxw), calc(100% - 20px)); margin-top: 10px; padding: 0 10px 0 16px; border-radius: var(--r);
  background: var(--glass-strong); border-bottom-color: transparent;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(190%); backdrop-filter: blur(var(--glass-blur)) saturate(190%);
  box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-hi), inset 0 -1px 0 var(--glass-lo), 0 0 0 .5px var(--glass-edge);
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); margin-right: auto; padding: 6px 8px 6px 0; border-radius: var(--r-sm); }
.brand:hover { text-decoration: none; }
.brand img { width: 28px; height: 28px; }
.brand span { font-family: var(--f-brand); font-size: .92rem; letter-spacing: .36em; }
.nav { display: flex; align-items: center; gap: 2px; }
.nav a { color: var(--text-2); font-size: var(--t-sm); padding: 7px 12px; border-radius: var(--r-sm); transition: color .2s, background .2s; }
.nav a:hover { color: var(--text); background: color-mix(in srgb, var(--text) 7%, transparent); text-decoration: none; }
.nav a[aria-current="page"] { color: var(--text); font-weight: 600; }
.bar-tools { display: flex; align-items: center; gap: 4px; margin-left: 8px; }
.icon-btn {
  display: inline-grid; place-items: center; width: 36px; height: 36px; border: 0; border-radius: var(--r-sm); cursor: pointer;
  background: transparent; color: var(--text-2); transition: background .2s, color .2s, transform .3s var(--spring);
}
.icon-btn:hover { color: var(--text); background: color-mix(in srgb, var(--text) 8%, transparent); }
.icon-btn:active { transform: scale(.92); }
.icon-btn .i { width: 18px; height: 18px; }
.lang-btn { width: auto; padding: 0 10px; font: 600 var(--t-xs)/1 var(--f-text); letter-spacing: .04em; }
.theme-btn .i-sun { display: none; }
:root[data-theme="dark"] .theme-btn .i-moon { display: none; }
:root[data-theme="dark"] .theme-btn .i-sun { display: block; }
.btn-login { margin-left: 4px; }
.menu-btn { display: none; }

@media (max-width: 860px) {
  .menu-btn { display: inline-grid; }
  .nav {
    position: fixed; left: 10px; right: 10px; top: calc(var(--bar-h) + 18px + env(safe-area-inset-top, 0px));
    flex-direction: column; align-items: stretch; gap: 2px; padding: 10px;
    border-radius: var(--r); background: color-mix(in srgb, var(--bg) 86%, transparent);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(190%); backdrop-filter: blur(var(--glass-blur)) saturate(190%);
    box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-hi), 0 0 0 .5px var(--glass-edge);
    opacity: 0; visibility: hidden; transform: translateY(-8px) scale(.98); transform-origin: top center;
    transition: opacity .25s, transform .4s var(--spring), visibility .25s;
  }
  .nav[data-open="true"] { opacity: 1; visibility: visible; transform: none; }
  .nav a { padding: 13px 14px; font-size: var(--t-md); }
  .bar .btn-login { display: none; }
  .nav .nav-login { display: block; }
}
.nav .nav-login { display: none; }

/* ── seções ─────────────────────────────────────────────────────────────── */
main { display: block; padding-top: calc(var(--bar-h) + env(safe-area-inset-top, 0px)); }
.section { padding: clamp(64px, 10vw, 128px) 0; }
.section-head { text-align: center; max-width: 46em; margin: 0 auto clamp(32px, 5vw, 56px); display: grid; gap: 14px; justify-items: center; }
.section-head .lead { margin: 0 auto; }
.page-head { padding: clamp(56px, 9vw, 112px) 0 clamp(28px, 4vw, 48px); text-align: center; display: grid; gap: 16px; justify-items: center; }
.page-head h1 { font-size: clamp(2.4rem, 1.4rem + 4vw, 4.4rem); }
.crumbs { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; font-size: var(--t-sm); color: var(--text-3); margin: 0; padding: 0; list-style: none; }
.crumbs a { color: var(--text-2); }
.crumbs li + li::before { content: '›'; margin-right: 8px; color: var(--text-3); }

/* revelação ao rolar */
.reveal { opacity: 0; transform: translateY(28px) scale(.985); transition: opacity .8s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ── rodapé (modelo footer-magu.html) ──────────────────────────────────── */
.site-footer { text-align: center; padding: 56px 20px 40px; margin-top: 24px; border-top: 1px solid var(--line); position: relative; }
.foot-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 4px 6px; margin: 0 0 22px; padding: 0; list-style: none; }
.foot-links a { color: var(--text-2); font-size: var(--t-sm); padding: 6px 10px; border-radius: var(--r-sm); }
.foot-links a:hover { color: var(--text); background: color-mix(in srgb, var(--text) 6%, transparent); text-decoration: none; }
.foot-founders { font-size: var(--t-sm); color: var(--text-3); margin-bottom: 18px; }
.foot-founders a { color: var(--text-2); }
.footer-brand {
  --magic-1: #c084fc; --magic-1-glow: rgba(192,132,252,.55);
  --magic-2: #67e8f9; --magic-2-glow: rgba(103,232,249,.45);
  --magic-3: #f5b8fd; --magic-3-glow: rgba(245,184,253,.45);
  --magic-4: #fcd34d; --magic-4-glow: rgba(252,211,77,.45);
  --magic-color: var(--magic-1); --magic-glow: var(--magic-1-glow); --magic-blur: 10px; --magic-weight: 600;
  font-size: .85rem; font-weight: 600; letter-spacing: .08em; color: var(--text-3); min-height: 1.6em; margin: 0;
}
:root[data-theme="light"] .footer-brand {
  --magic-1: #7314c4; --magic-1-glow: rgba(115,20,196,.22); --magic-2: #0b6f86; --magic-2-glow: rgba(11,111,134,.20);
  --magic-3: #a3178f; --magic-3-glow: rgba(163,23,143,.20); --magic-4: #8a5106; --magic-4-glow: rgba(138,81,6,.20);
  --magic-blur: 0px; --magic-weight: 700;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .footer-brand {
    --magic-1: #7314c4; --magic-1-glow: rgba(115,20,196,.22); --magic-2: #0b6f86; --magic-2-glow: rgba(11,111,134,.20);
    --magic-3: #a3178f; --magic-3-glow: rgba(163,23,143,.20); --magic-4: #8a5106; --magic-4-glow: rgba(138,81,6,.20);
    --magic-blur: 0px; --magic-weight: 700;
  }
}
.footer-brand a.magu-link { text-decoration: none; border-bottom: 1px solid transparent; padding-bottom: 1px; transition: border-color .25s, opacity .25s; }
.footer-brand a.magu-link:hover, .footer-brand a.magu-link:focus-visible { border-color: var(--magic-color); opacity: .85; }
.footer-brand .typed-text { color: var(--magic-color); font-weight: var(--magic-weight); text-shadow: 0 0 var(--magic-blur) var(--magic-glow); transition: color .35s, text-shadow .35s; white-space: nowrap; }
.footer-brand .cursor-blink { display: inline-block; width: 2px; height: 1em; background: var(--magic-color); box-shadow: 0 0 var(--magic-blur) var(--magic-glow); margin-left: 3px; vertical-align: text-bottom; border-radius: 1px; animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }
@media (max-width: 480px) { .footer-brand { font-size: .78rem; letter-spacing: .05em; } .footer-brand .typed-text { white-space: normal; } }

/* ── movimento reduzido ─────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .scene-img, .scene-bubbles { transform: none !important; }
  .footer-brand .cursor-blink { display: none; }
}