/* ═══════════════════════════════════════════════════════════════════════
   ShareSoFast: interface de envio e de recebimento.
   Escuro e futurista (ciano elétrico + violeta, vidro, grade e brilho); o claro entra pelo
   prefers-color-scheme. Mobile-first: alvos de toque de 44px ou mais, sem rolagem horizontal.
   Não depende de Bootstrap nem de tokens.css. Documentação: docs/apps/sharesofast.md
   ═══════════════════════════════════════════════════════════════════════ */

/* ───────── Tokens ───────── */
:root {
	color-scheme: dark;
	--bg: #04060d;
	--card: rgb(255 255 255 / .045);
	--card-2: rgb(255 255 255 / .08);
	--line: rgb(148 175 255 / .17);
	--ink: #eaf1ff;
	--ink-2: #a9b7d4;
	--ink-3: #8392b3;
	--accent: #00e5ff;
	--accent-2: #7c5cff;
	--accent-ink: #5ff0ff;
	--on-accent: #02121a;
	--btn-grad: linear-gradient(135deg, #00e5ff, #8f7bff);
	--danger-ink: #ff8aa0;
	--danger-bg: rgb(255 107 129 / .12);
	--warn-ink: #ffd37a;
	--warn-bg: rgb(255 193 70 / .1);
	--ok: #34f5a0;
	--sheet: #0b1226;
	--scrim: rgb(2 4 10 / .72);
	--sk-1: rgb(255 255 255 / .06);
	--sk-2: rgb(255 255 255 / .14);
	--glow-a: rgb(0 229 255 / .16);
	--glow-b: rgb(124 92 255 / .18);
	--grid: rgb(148 175 255 / .07);
	--shadow: 0 30px 60px -30px rgb(0 0 0 / .85);
	--paper: #f6f8ff;
	--paper-ink: #1b2236;
	--radius: 22px;
	--ease: cubic-bezier(.2, .8, .2, 1);
	--font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
	--mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', Consolas, monospace;
}

@media (prefers-color-scheme: light) {
	:root {
		color-scheme: light;
		--bg: #eef3fb;
		--card: rgb(255 255 255 / .74);
		--card-2: #fff;
		--line: rgb(40 70 140 / .17);
		--ink: #0d1630;
		--ink-2: #3b4a6b;
		--ink-3: #55637f;
		--accent: #0891b2;
		--accent-2: #6d4aff;
		--accent-ink: #0b6f88;
		--danger-ink: #b4233c;
		--danger-bg: rgb(220 38 68 / .09);
		--warn-ink: #7a4d00;
		--warn-bg: rgb(245 158 11 / .14);
		--ok: #0f8a55;
		--sheet: #fff;
		--scrim: rgb(20 30 60 / .5);
		--sk-1: rgb(40 70 140 / .07);
		--sk-2: rgb(40 70 140 / .15);
		--glow-a: rgb(8 145 178 / .2);
		--glow-b: rgb(109 74 255 / .16);
		--grid: rgb(40 70 140 / .08);
		--shadow: 0 26px 50px -30px rgb(30 50 110 / .45);
	}
}

/* ───────── Base ───────── */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
	margin: 0; min-height: 100dvh; display: flex; flex-direction: column;
	font: 400 1rem/1.55 var(--font); color: var(--ink); background: var(--bg);
	-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent;
}
h1, h2, h3, p { margin: 0; }
a { color: var(--accent-ink); }
button, input, textarea { font: inherit; color: inherit; }
.i { width: 1.15em; height: 1.15em; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.mono { font-family: var(--mono); }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 300; padding: 10px 16px; border-radius: 12px; background: var(--sheet); color: var(--ink); transition: top .2s; }
.skip:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 10px; }
.main { flex: 1; padding-bottom: 48px; outline: none; }
.grad { background: linear-gradient(100deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ───────── Fundo: brilhos e grade (estáticos: baratos para o celular) ───────── */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; background: var(--bg); }
.bg::before {
	content: ''; position: absolute; inset: 0;
	background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
	background-size: 64px 64px;
	-webkit-mask-image: radial-gradient(80% 60% at 50% 0%, #000, transparent 75%);
	mask-image: radial-gradient(80% 60% at 50% 0%, #000, transparent 75%);
}
.bg i { position: absolute; width: 60vmax; height: 60vmax; border-radius: 50%; filter: blur(110px); will-change: transform; animation: drift 28s ease-in-out infinite alternate; }
.bg i:nth-child(1) { background: var(--glow-a); top: -30vmax; left: -18vmax; }
.bg i:nth-child(2) { background: var(--glow-b); right: -24vmax; top: 24vh; animation-duration: 36s; animation-delay: -10s; }
@keyframes drift { to { transform: translate3d(8vmax, 6vmax, 0) scale(1.12); } }

/* ───────── Topo ───────── */
.top { position: relative; z-index: 5; padding-top: max(14px, env(safe-area-inset-top)); }
.top__in { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 52px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.brand__mark { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 13px; color: var(--on-accent); background: var(--btn-grad); box-shadow: 0 0 28px -4px color-mix(in srgb, var(--accent) 70%, transparent); }
.brand__mark .i { width: 20px; height: 20px; fill: currentColor; stroke-width: 1.5; }
.brand__name { font: 700 1.15rem/1 var(--font); letter-spacing: -.02em; }
.brand__name b { color: var(--accent-ink); }
.pill { display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-2); font-size: .9rem; font-weight: 600; text-decoration: none; transition: background .2s, color .2s; }
.pill:hover { background: var(--card-2); color: var(--ink); }

/* ───────── Hero ───────── */
.hero { text-align: center; padding: clamp(24px, 6vw, 56px) 0 8px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; font: 600 .74rem/1 var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--accent-ink); }
.pulse { position: relative; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.pulse::after { content: ''; position: absolute; inset: 0; border-radius: 50%; background: var(--accent); animation: ping 1.8s ease-out infinite; }
@keyframes ping { from { transform: scale(1); opacity: .7; } to { transform: scale(3.2); opacity: 0; } }
.hero__title { font-size: clamp(2.2rem, 7.4vw, 4rem); font-weight: 800; line-height: 1.05; letter-spacing: -.035em; }
.hero__lead { max-width: 560px; margin: 16px auto 0; color: var(--ink-2); font-size: clamp(1rem, 2.6vw, 1.15rem); }
.facts { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 22px 0 0; padding: 0; list-style: none; }
.facts li { display: inline-flex; align-items: center; gap: 7px; padding: 7px 13px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-2); font-size: .85rem; font-weight: 500; }
.facts .i { color: var(--accent-ink); }

/* ───────── Estrutura ───────── */
.layout { display: grid; gap: 20px; margin-top: 28px; }
@media (min-width: 960px) {
	.layout { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); align-items: start; gap: 24px; }
	.panel--history { position: sticky; top: 20px; }
}
.panel {
	position: relative; padding: clamp(18px, 4vw, 30px); border-radius: var(--radius); border: 1px solid var(--line);
	background: linear-gradient(180deg, var(--card-2), var(--card));
	-webkit-backdrop-filter: blur(18px) saturate(150%); backdrop-filter: blur(18px) saturate(150%);
	box-shadow: inset 0 1px 0 rgb(255 255 255 / .07), var(--shadow);
}
.panel::before { content: ''; position: absolute; left: 12%; right: 12%; top: -1px; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: .7; }
.panel__head { margin-bottom: 14px; }
.panel__head h2 { font-size: 1.15rem; letter-spacing: -.01em; }

/* ───────── Aviso ───────── */
.alert { display: flex; gap: 12px; align-items: flex-start; margin-top: 24px; padding: 14px 16px; border-radius: 16px; border: 1px solid var(--line); font-size: .95rem; }
.alert .i { margin-top: 3px; }
.alert--warn { color: var(--warn-ink); background: var(--warn-bg); border-color: color-mix(in srgb, var(--warn-ink) 35%, transparent); }
.notice { padding: 14px 16px; border-radius: 14px; background: var(--warn-bg); color: var(--warn-ink); }

/* ───────── Escolher o arquivo ───────── */
.drop__area {
	position: relative; display: grid; place-content: center; justify-items: center; gap: 6px; min-height: 200px; padding: 26px 18px;
	border: 1.5px dashed color-mix(in srgb, var(--accent) 50%, transparent); border-radius: 18px; text-align: center; cursor: pointer; overflow: hidden;
	background: radial-gradient(120% 100% at 50% 0%, color-mix(in srgb, var(--accent) 11%, transparent), transparent 62%), var(--card);
	transition: transform .25s var(--ease), border-color .2s, box-shadow .25s, background .2s;
}
.drop__area::after { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 38%; pointer-events: none; transform: translateY(-100%); background: linear-gradient(to bottom, transparent, color-mix(in srgb, var(--accent) 17%, transparent) 55%, transparent); animation: scan 4.2s linear infinite; }
@keyframes scan { to { transform: translateY(265%); } }
.drop__area:hover, .drop__area.is-over { border-style: solid; border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent), 0 0 44px -10px color-mix(in srgb, var(--accent) 60%, transparent); }
.drop__area.is-over { transform: scale(1.012); }
#fileInput:focus-visible + .drop__area { outline: 3px solid var(--accent); outline-offset: 3px; }
.c { position: absolute; width: 18px; height: 18px; border: 2px solid var(--accent); opacity: .85; }
.c1 { top: 10px; left: 10px; border-right: 0; border-bottom: 0; border-top-left-radius: 7px; }
.c2 { top: 10px; right: 10px; border-left: 0; border-bottom: 0; border-top-right-radius: 7px; }
.c3 { bottom: 10px; left: 10px; border-right: 0; border-top: 0; border-bottom-left-radius: 7px; }
.c4 { bottom: 10px; right: 10px; border-left: 0; border-top: 0; border-bottom-right-radius: 7px; }
.drop__icon { display: grid; place-items: center; width: 64px; height: 64px; margin-bottom: 6px; border-radius: 20px; color: var(--on-accent); background: var(--btn-grad); box-shadow: 0 14px 34px -12px color-mix(in srgb, var(--accent) 80%, transparent); }
.drop__icon .i { width: 28px; height: 28px; }
.drop__title { font-size: 1.25rem; font-weight: 700; letter-spacing: -.01em; }
.drop__sub { color: var(--ink-2); font-size: .95rem; }
.drop__sub u { text-decoration-color: var(--accent); text-underline-offset: 3px; }
.drop__sub b { white-space: nowrap; }
.is-full .drop__area { opacity: .45; pointer-events: none; }

.chosen { display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: 18px; border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--line)); background: color-mix(in srgb, var(--accent) 7%, var(--card)); animation: rise .35s var(--ease) both; }
.chosen__icon, .hitem__icon, .filecard__icon { display: grid; place-items: center; flex: none; width: 46px; height: 46px; border-radius: 14px; color: var(--accent-ink); background: color-mix(in srgb, var(--accent) 14%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }
.chosen__text { display: grid; min-width: 0; flex: 1; }
.chosen__name, .hitem__name, .filecard__name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.chosen__text small, .hitem__main small, .filecard__text small { color: var(--ink-3); font-size: .85rem; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }

/* ───────── Campos ───────── */
.field { margin-top: 20px; }
.field label { display: block; margin-bottom: 8px; font-weight: 600; font-size: .95rem; }
.field label small { color: var(--ink-3); font-weight: 400; }
.input-row { display: flex; gap: 8px; }
input[type='text'], input[type='password'], textarea {
	width: 100%; min-width: 0; min-height: 52px; padding: 13px 15px; border-radius: 14px; border: 1px solid var(--line);
	background: var(--card); font-size: 1rem; /* 16px: o iOS não dá zoom ao focar */ transition: border-color .2s, box-shadow .2s;
}
textarea { min-height: 112px; resize: vertical; line-height: 1.5; }
input::placeholder, textarea::placeholder { color: var(--ink-3); }
input:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 24%, transparent); }
.icon-btn { display: grid; place-items: center; flex: none; width: 52px; min-height: 52px; border-radius: 14px; border: 1px solid var(--line); background: var(--card); color: var(--ink-2); cursor: pointer; transition: background .2s, color .2s, transform .15s; }
.icon-btn:hover { background: var(--card-2); color: var(--ink); }
.icon-btn:active { transform: scale(.94); }
.hint { margin-top: 8px; color: var(--ink-3); font-size: .85rem; }
.counter { margin-top: 6px; text-align: right; color: var(--ink-3); font: 500 .78rem var(--mono); }
.field-error { margin-top: 10px; padding: 10px 14px; border-radius: 12px; color: var(--danger-ink); background: var(--danger-bg); font-size: .92rem; font-weight: 500; }

/* ───────── Botões ───────── */
.btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 52px; padding: 0 24px; border-radius: 16px; border: 1px solid transparent;
	font-weight: 700; font-size: 1rem; text-decoration: none; cursor: pointer; transition: transform .15s var(--ease), box-shadow .25s, background .2s, opacity .2s;
}
.btn:active { transform: scale(.97); }
.btn--block { width: 100%; margin-top: 22px; }
.btn--primary { color: var(--on-accent); background: var(--btn-grad); box-shadow: 0 14px 34px -12px color-mix(in srgb, var(--accent) 80%, transparent); }
.btn--primary:hover { transform: translateY(-1px); box-shadow: 0 18px 40px -12px color-mix(in srgb, var(--accent) 95%, transparent); }
.btn--ghost { color: var(--ink); background: var(--card); border-color: var(--line); }
.btn--ghost:hover { background: var(--card-2); }
.btn:disabled { opacity: .42; cursor: not-allowed; box-shadow: none; transform: none; }

/* ───────── Enviando ───────── */
.progress { display: grid; justify-items: center; gap: 4px; text-align: center; padding: 6px 0; }
.ring { position: relative; width: 156px; aspect-ratio: 1; margin-bottom: 12px; }
.ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 8; }
.ring__track { stroke: var(--line); }
.ring__bar { stroke-linecap: round; stroke-dasharray: 339.292; stroke-dashoffset: calc(339.292 * (1 - var(--p))); transition: stroke-dashoffset .25s linear; filter: drop-shadow(0 0 7px color-mix(in srgb, var(--accent) 70%, transparent)); }
.ring.is-saving .ring__bar { animation: breathe 1.2s ease-in-out infinite; }
@keyframes breathe { 50% { opacity: .45; } }
.ring__value { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; font-family: var(--mono); }
.ring__value b { font-size: 2.3rem; line-height: 1; letter-spacing: -.04em; }
.ring__value small { color: var(--ink-3); font-size: .9rem; }
.progress__title { font-size: 1.3rem; letter-spacing: -.01em; }
.progress__file { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--ink-3); font-size: .92rem; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; width: 100%; margin: 16px 0; }
.stats div { padding: 10px 6px; border-radius: 14px; border: 1px solid var(--line); background: var(--card); }
.stats dt { color: var(--ink-3); font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; }
.stats dd { margin: 2px 0 0; font: 600 .95rem var(--mono); }
.saving { width: 100%; margin-bottom: 14px; }

/* Esqueleto: o espaço que vai ser ocupado já aparece enquanto o servidor guarda o arquivo */
.sk { display: block; border-radius: 10px; background: linear-gradient(90deg, var(--sk-1) 25%, var(--sk-2) 37%, var(--sk-1) 63%); background-size: 400% 100%; animation: shimmer 1.4s ease infinite; }
.sk--line { height: 16px; margin: 10px 0; }
.sk--short { width: 60%; margin-inline: auto; }
.sk--block { width: min(90%, 420px); height: 240px; border-radius: 16px; }
@keyframes shimmer { from { background-position: 100% 0; } to { background-position: 0 0; } }

/* ───────── Pronto ───────── */
.done { display: grid; justify-items: center; gap: 10px; text-align: center; }
.done__check { display: grid; place-items: center; width: 68px; height: 68px; border-radius: 50%; color: var(--on-accent); background: var(--ok); box-shadow: 0 0 0 8px color-mix(in srgb, var(--ok) 18%, transparent), 0 0 44px -6px color-mix(in srgb, var(--ok) 70%, transparent); animation: pop .55s var(--ease) both; }
.done__check .i { width: 32px; height: 32px; stroke-width: 3; }
@keyframes pop { from { transform: scale(.4); opacity: 0; } }
.done__title { margin-top: 8px; font-size: clamp(1.4rem, 4.6vw, 1.8rem); letter-spacing: -.02em; outline: none; }
.done__lead { color: var(--ink-2); max-width: 420px; }
.linkbox { display: grid; gap: 10px; width: 100%; margin-top: 8px; }
.linkbox input { min-height: 56px; text-align: center; font: 600 1.05rem var(--mono); color: var(--accent-ink); }
.done__row { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; width: 100%; }
.done__row .btn { flex: 1 1 160px; }
.expiry { display: inline-flex; align-items: center; justify-content: center; gap: 7px; margin-top: 6px; color: var(--ink-3); font-size: .92rem; }
.expiry b { font-family: var(--mono); color: var(--accent-ink); font-weight: 600; }
.done .btn--block { margin-top: 10px; }
@media (min-width: 560px) { .linkbox { grid-template-columns: 1fr auto; } }

/* ───────── Histórico ───────── */
.history { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.hitem { display: grid; grid-template-columns: auto 1fr; gap: 10px 12px; align-items: center; padding: 12px; border-radius: 16px; border: 1px solid var(--line); background: var(--card); animation: rise .35s var(--ease) both; }
.hitem__main { display: grid; min-width: 0; }
.hitem__time { display: inline-flex; align-items: center; gap: 6px; margin-top: 2px; font: 500 .8rem var(--mono); color: var(--accent-ink); }
.hitem__actions { grid-column: 1 / -1; display: flex; gap: 8px; }
.hitem__actions .icon-btn { flex: none; width: 48px; min-height: 44px; border-radius: 12px; }
.hitem__actions .btn { flex: 1; min-height: 44px; padding: 0 12px; gap: 6px; border-radius: 12px; font-size: .88rem; white-space: nowrap; }
.hitem.is-expired { opacity: .55; }
.hitem.is-expired .hitem__time { color: var(--ink-3); }
.btn--danger { color: var(--danger-ink); background: var(--danger-bg); border-color: color-mix(in srgb, var(--danger-ink) 30%, transparent); }
@media (min-width: 560px) {
	.hitem { grid-template-columns: auto 1fr auto; }
	.hitem__actions { grid-column: auto; }
}
@media (min-width: 960px) {
	.hitem { grid-template-columns: auto 1fr; }
	.hitem__actions { grid-column: 1 / -1; }
}

/* ───────── Estado vazio ───────── */
.empty { display: grid; justify-items: center; gap: 6px; padding: 22px 12px; text-align: center; }
.empty__icon, .orb { display: grid; place-items: center; width: 60px; height: 60px; border-radius: 20px; color: var(--accent-ink); background: color-mix(in srgb, var(--accent) 12%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent); }
.empty__icon .i, .orb .i { width: 26px; height: 26px; }
.empty__title { margin-top: 8px; font-size: 1.05rem; }
.empty__text { max-width: 280px; color: var(--ink-3); font-size: .92rem; }

/* ───────── Números globais ───────── */
.numbers { margin-top: clamp(44px, 9vw, 84px); }
.numbers__head { margin-bottom: 22px; text-align: center; }
.numbers__head h2 { font-size: clamp(1.5rem, 4.8vw, 2.2rem); letter-spacing: -.03em; }
.numbers__head .eyebrow { margin-bottom: 10px; }
.numbers__head .hint { max-width: 580px; margin: 10px auto 0; }
.numbers__empty { border: 1px dashed var(--line); border-radius: 20px; }
.numbers__main { display: grid; gap: 10px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stat { position: relative; display: grid; justify-items: center; gap: 4px; padding: 18px 6px 16px; border-radius: 20px; border: 1px solid var(--line); text-align: center; overflow: hidden; background: linear-gradient(180deg, var(--card-2), var(--card)); }
.stat::before { content: ''; position: absolute; inset: -40% 10% auto; height: 80%; pointer-events: none; background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 16%, transparent), transparent); }
.stat__icon { position: relative; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 12px; color: var(--accent-ink); background: color-mix(in srgb, var(--accent) 13%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent); }
.stat__value { position: relative; max-width: 100%; margin-top: 6px; font: 800 clamp(1.5rem, 6.4vw, 3rem)/1.1 var(--mono); letter-spacing: -.045em; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; background: linear-gradient(100deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat__label { position: relative; color: var(--ink-2); font-size: .82rem; font-weight: 500; }
@media (min-width: 560px) { .stat { padding: 24px 14px 22px; } .stat__label { font-size: 1rem; } .numbers__main { gap: 12px; } }
.numbers__grid { display: grid; gap: 10px; margin: 10px 0 0; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 720px) { .numbers__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 719px) { .numbers__grid div:last-child:nth-child(odd) { grid-column: 1 / -1; } }
.numbers__grid div { padding: 14px 16px; border-radius: 16px; border: 1px solid var(--line); background: var(--card); }
.numbers__grid dt { color: var(--ink-3); font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; }
.numbers__grid dd { margin: 5px 0 0; font: 600 1.05rem/1.3 var(--mono); font-variant-numeric: tabular-nums; }
.numbers__grid dd span { white-space: nowrap; }

/* ═════════ Recebimento ═════════ */
.center-card { display: grid; justify-items: center; gap: 12px; width: min(100%, 480px); margin: clamp(28px, 8vw, 72px) auto 0; text-align: center; }
.center-card h1 { font-size: clamp(1.5rem, 5vw, 1.9rem); letter-spacing: -.025em; }
.lead { color: var(--ink-2); }
.center-card form { width: 100%; margin-top: 6px; text-align: left; }
.center-card .btn { margin-top: 6px; }
.center-card .btn--block { margin-top: 16px; }
.orb { width: 72px; height: 72px; border-radius: 24px; box-shadow: 0 0 44px -10px color-mix(in srgb, var(--accent) 60%, transparent); }
.orb .i { width: 32px; height: 32px; }

.receive { display: grid; justify-items: center; gap: 22px; padding-top: clamp(24px, 6vw, 56px); text-align: center; }
.receive__head h1 { font-size: clamp(1.9rem, 6vw, 2.8rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.1; }
.receive__head .lead { margin-top: 10px; }

/* Envelope: a aba gira em 3D, a carta sobe e a carta de verdade toma o lugar */
/* --w é a largura do envelope; a aba aberta tem 37% dela e precisa de espaço em cima para não encostar no texto */
.mail { --w: min(100vw - 32px, 400px); display: grid; width: min(100%, 560px); }
.env, .letter { grid-area: 1 / 1; }
.env { display: block; width: var(--w); margin: calc(var(--w) * .37 + 16px) auto 0; padding: 0; border: 0; background: none; cursor: pointer; text-align: center; transition: opacity .4s; }
.env__float { position: relative; display: block; aspect-ratio: 3 / 2; perspective: 900px; animation: float 4.5s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-8px); } }
.env__float > * { position: absolute; display: block; }
.env__back { inset: 0; z-index: 0; border-radius: 16px; background: linear-gradient(160deg, #1d2a55, #0e1530); border: 1px solid rgb(0 229 255 / .4); box-shadow: 0 34px 60px -26px rgb(0 0 0 / .85), 0 0 70px -14px rgb(0 229 255 / .4); }
.env__paper { left: 7%; right: 7%; top: 7%; height: 82%; z-index: 1; padding: 13% 9% 0; border-radius: 8px; background: var(--paper); transition: transform .85s var(--ease) .45s; }
.env__paper i { display: block; height: 7px; margin-bottom: 11px; border-radius: 4px; background: rgb(27 34 54 / .14); }
.env__paper i:nth-child(1) { width: 84%; }
.env__paper i:nth-child(2) { width: 62%; }
.env__paper i:nth-child(3) { width: 74%; }
.env__front { inset: 0; z-index: 2; border-radius: 16px; clip-path: polygon(0 0, 50% 55%, 100% 0, 100% 100%, 0 100%); background: linear-gradient(180deg, #2a3b78, #16214a); }
.env__flap { left: 0; right: 0; top: 0; height: 55%; z-index: 3; border-radius: 16px 16px 0 0; transform-origin: 50% 0; clip-path: polygon(0 0, 100% 0, 50% 100%); background: linear-gradient(180deg, #3a4f99, #223068); transition: transform .8s var(--ease) .15s, z-index 0s .5s; }
.env__seal { left: 50%; top: 53%; z-index: 4; width: 15%; aspect-ratio: 1; translate: -50% -50%; display: grid !important; place-items: center; border-radius: 50%; color: #02121a; background: radial-gradient(circle at 30% 30%, #8ff6ff, #00c2e0 60%, #7c5cff); box-shadow: 0 0 0 4px rgb(0 229 255 / .2), 0 0 32px rgb(0 229 255 / .65); transition: opacity .3s, scale .3s; }
.env__seal .i { width: 52%; height: 52%; fill: currentColor; stroke-width: 1.5; }
.env__seal::after { content: ''; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #00e5ff; animation: ping 2.2s ease-out infinite; }
.env__hint { display: block; margin-top: 26px; color: var(--accent-ink); font-weight: 600; }
.env:hover .env__flap { transform: rotateX(-14deg); }
.env:focus-visible { outline-offset: 12px; }

.mail.is-opening .env__float { animation: none; }
.mail.is-opening .env { pointer-events: none; }
.mail.is-opening .env__flap { transform: rotateX(-180deg); z-index: 0; }
.mail.is-opening .env__paper { transform: translateY(-58%); }
.mail.is-opening .env__seal { opacity: 0; scale: 1.6; }
.mail.is-opening .env__hint { opacity: 0; transition: opacity .2s; }
.mail.is-open .env { opacity: 0; }

/* A carta: papel pautado, com o cartão do arquivo anexado */
.letter { position: relative; width: min(100%, 560px); margin-inline: auto; padding: clamp(22px, 5vw, 36px); border-radius: 18px; overflow: hidden; text-align: left; outline: none; color: var(--paper-ink); background: var(--paper); box-shadow: 0 44px 80px -34px rgb(0 0 0 / .85), 0 0 80px -20px color-mix(in srgb, var(--accent) 45%, transparent); }
.letter::before { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 5px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.mail.is-open .letter { animation: letter-in .85s var(--ease) both; }
@keyframes letter-in { from { opacity: 0; transform: translateY(34px) scale(.94); } }
.letter__label { font: 600 .72rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: #5b6685; }
.letter__text { margin: 16px 0 24px; font-size: 1.08rem; line-height: 1.75rem; white-space: pre-wrap; overflow-wrap: anywhere; background-image: repeating-linear-gradient(to bottom, transparent 0 1.7rem, rgb(27 34 54 / .09) 1.7rem 1.75rem); }
.mail.is-open .filecard { animation: rise .6s var(--ease) .45s both; }

/* Cartão do arquivo: sempre escuro, em qualquer tema, para destacar do papel */
.filecard {
	--ink: #eaf1ff; --ink-2: #a9b7d4; --ink-3: #8392b3; --line: rgb(148 175 255 / .22); --card: rgb(255 255 255 / .06); --card-2: rgb(255 255 255 / .11); --accent-ink: #5ff0ff;
	width: 100%; padding: 16px; border-radius: 18px; text-align: left; color: var(--ink); background: linear-gradient(160deg, #101a3b, #0a1026); border: 1px solid rgb(0 229 255 / .3); box-shadow: 0 24px 50px -28px rgb(0 0 0 / .8);
}
.receive > .filecard { width: min(100%, 560px); }
.filecard__top { display: flex; align-items: center; gap: 12px; }
.filecard__text { display: grid; min-width: 0; }
.counts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.counts__item { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-2); font-size: .85rem; }
.counts__item .i { color: var(--accent-ink); }
.counts__item b { color: var(--ink); font: 700 .9rem var(--mono); }
.counts__item.is-bump b { animation: bump .5s var(--ease); }
@keyframes bump { 40% { transform: scale(1.5); color: var(--accent-ink); } }
.actions { display: grid; gap: 10px; margin-top: 16px; }
.actions .btn { width: 100%; }
@media (min-width: 480px) { .actions { grid-template-columns: 1fr 1fr; } .actions .btn:only-child { grid-column: 1 / -1; } }
.filecard .expiry { display: flex; margin-top: 14px; }
.tech { margin-top: 12px; color: var(--ink-3); font-size: .85rem; }
.tech summary { cursor: pointer; width: fit-content; padding: 6px 0; }
.tech dl { display: grid; gap: 8px; margin: 8px 0 0; }
.tech dt { color: var(--ink-3); font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; }
.tech dd { margin: 0; color: var(--ink-2); overflow-wrap: anywhere; }
.tech dd.mono { font-size: .78rem; }

/* Visualizador */
.viewer { width: min(960px, 96vw); max-height: 92dvh; padding: 0; border: 1px solid var(--line); border-radius: 22px; color: var(--ink); background: var(--sheet); box-shadow: 0 50px 100px -30px rgb(0 0 0 / .9); }
.viewer::backdrop { background: var(--scrim); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.viewer[open] { animation: rise .3s var(--ease) both; }
.viewer__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 12px 12px 20px; border-bottom: 1px solid var(--line); }
.viewer__title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.viewer__body { display: grid; place-items: center; gap: 14px; padding: 18px; max-height: calc(92dvh - 80px); overflow: auto; }
.viewer__body img, .viewer__body video { display: block; max-width: 100%; max-height: 72dvh; border-radius: 14px; background: #000; }
.viewer__body video { width: 100%; }
.viewer__body audio { width: min(100%, 520px); }
.viewer__body pre { width: 100%; margin: 0; padding: 16px; border-radius: 14px; overflow: auto; max-height: 68dvh; background: var(--card); border: 1px solid var(--line); font: 400 .88rem/1.6 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere; }
.viewer__note { color: var(--ink-3); font-size: .88rem; text-align: center; }
.eq { display: flex; align-items: flex-end; gap: 5px; height: 64px; }
.eq i { width: 7px; height: 100%; border-radius: 4px; background: var(--btn-grad); transform-origin: bottom; animation: eq 1s ease-in-out infinite alternate; }
.eq i:nth-child(2n) { animation-duration: .7s; }
.eq i:nth-child(3n) { animation-duration: 1.3s; animation-delay: -.4s; }
@keyframes eq { from { transform: scaleY(.15); } to { transform: scaleY(1); } }
.eq.is-paused i { animation-play-state: paused; }

/* ───────── Avisos rápidos ───────── */
.toasts { position: fixed; z-index: 400; left: 50%; bottom: max(20px, env(safe-area-inset-bottom)); display: grid; gap: 8px; width: min(92vw, 420px); translate: -50% 0; pointer-events: none; }
.toast { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-radius: 14px; border: 1px solid var(--line); background: var(--sheet); box-shadow: 0 20px 40px -16px rgb(0 0 0 / .7); font-size: .94rem; font-weight: 500; animation: rise .3s var(--ease) both; }
.toast .i { color: var(--ok); }
.toast--error .i { color: var(--danger-ink); }
.toast.is-leaving { opacity: 0; transform: translateY(8px); transition: opacity .25s, transform .25s; }

/* ───────── Rodapé ───────── */
.foot { border-top: 1px solid var(--line); padding: 20px 0 calc(20px + env(safe-area-inset-bottom)); color: var(--ink-3); font-size: .85rem; }
.foot__in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 20px; }

/* ───────── Pouco movimento ───────── */
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
	.drop__area::after, .env__seal::after, .pulse::after { display: none; }
}