/* Tela de login única · Marcela Girardi */
:root {
  --ink: #0f0e0d; --ink-2: #191714; --ivory: #f3ede3; --mute: #a49b8d; --gold: #c9a15a; --gold-l: #ead3a0; --gold-d: #96702f;
  --gold-grad: linear-gradient(100deg, #8a6224 0%, #c9973f 22%, #f3dca3 44%, #d6aa58 60%, #8a6224 100%);
  --serif: 'Cormorant Garamond', Georgia, serif; --sans: 'Jost', system-ui, sans-serif; --ease: cubic-bezier(.2, .7, .1, 1);
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; min-height: 100%; }
body { background: var(--ink); color: var(--ivory); font: 300 15px/1.55 var(--sans); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
a { color: var(--gold-l); }
#satin { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; opacity: .85; }
#dust { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
.glow { position: fixed; z-index: 0; width: 700px; height: 700px; margin: -350px 0 0 -350px; left: 70%; top: 40%; border-radius: 50%; background: radial-gradient(circle, rgba(234, 190, 150, .14), transparent 62%); pointer-events: none; transition: left 1.2s var(--ease), top 1.2s var(--ease); }

.stage { position: relative; z-index: 1; min-height: 100svh; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.side { position: relative; overflow: hidden; }
.side-photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 40% 25%; transform: scale(1.12); filter: saturate(.85) brightness(.9); animation: kb 18s var(--ease) forwards; }
@keyframes kb { to { transform: scale(1.02); } }
.side-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(15, 14, 13, .15), rgba(40, 5, 10, .45) 70%, rgba(30, 4, 8, .9)), linear-gradient(0deg, rgba(15, 14, 13, .85), transparent 45%); }
.side-mono { position: absolute; left: 48px; top: 44px; width: 64px; opacity: 0; animation: up 1.2s var(--ease) .4s forwards; }
.side-quote { position: absolute; left: 48px; bottom: 54px; margin: 0; font: 400 clamp(1.8rem, 2.8vw, 2.6rem)/1.15 var(--serif); color: #f6f0e6; opacity: 0; animation: up 1.2s var(--ease) .7s forwards; }
.side-quote em { color: transparent; background: var(--gold-grad); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; animation: shine 7s linear infinite; }
@keyframes shine { to { background-position: -200% 0; } }
@keyframes up { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

.panel { position: relative; display: grid; place-items: center; align-content: center; gap: 28px; padding: 70px max(16px, env(safe-area-inset-right, 0px)) 40px max(16px, env(safe-area-inset-left, 0px)); }
.back { position: absolute; top: 26px; right: 30px; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; text-decoration: none; color: var(--mute); transition: color .3s; }
.back:hover { color: var(--gold-l); }
.card { position: relative; width: min(420px, 100%); padding: 40px 36px 30px; border-radius: 24px; text-align: center;
  background: linear-gradient(160deg, rgba(30, 6, 9, .55), rgba(15, 8, 8, .7)); border: 1px solid rgba(201, 161, 90, .22);
  backdrop-filter: blur(18px) saturate(1.2); -webkit-backdrop-filter: blur(18px) saturate(1.2);
  box-shadow: 0 40px 100px -40px #000, inset 0 1px 0 rgba(255, 255, 255, .06);
  opacity: 0; transform: translateY(24px) scale(.98); animation: cardIn 1.1s var(--ease) .2s forwards; }
@keyframes cardIn { to { opacity: 1; transform: none; } }
.card::before { content: ''; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: conic-gradient(from var(--a, 0deg), transparent 0 60%, rgba(192, 48, 60, .9) 70%, rgba(234, 211, 160, .95) 80%, transparent 90%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; animation: spin 6s linear infinite; pointer-events: none; }
@property --a { syntax: '<angle>'; inherits: false; initial-value: 0deg; }
@keyframes spin { to { --a: 360deg; } }
.logo-wrap { position: relative; width: min(260px, 80%); margin: 0 auto; overflow: hidden; -webkit-mask: url(../assets/img/logo-gold.webp) center / contain no-repeat; mask: url(../assets/img/logo-gold.webp) center / contain no-repeat; }
.logo { width: 100%; height: auto; display: block; filter: drop-shadow(0 6px 20px rgba(0, 0, 0, .5)); }
.shine { position: absolute; inset: 0; background: linear-gradient(105deg, transparent 35%, rgba(255, 248, 225, .85) 50%, transparent 65%); transform: translateX(-120%); animation: sweep 4.5s var(--ease) 1.2s infinite; mix-blend-mode: overlay; }
@keyframes sweep { 0% { transform: translateX(-120%); } 45%, 100% { transform: translateX(120%); } }
.tag { margin: 10px 0 22px; font: 400 .66rem/1 var(--sans); letter-spacing: .5em; text-transform: uppercase; color: var(--gold-l); padding-left: .5em; }
.card h1 { margin: 22px 0 0; font: 400 2rem/1.1 var(--serif); }
.sub { margin: 6px 0 26px; color: var(--mute); font-size: .88rem; }
form { display: grid; gap: 16px; text-align: left; }
.fl { position: relative; display: block; }
.fl input { width: 100%; padding: 22px 44px 8px 0; border: 0; border-bottom: 1px solid rgba(255, 255, 255, .18); background: transparent; color: var(--ivory); font: 400 1rem var(--sans); outline: none; border-radius: 0; }
.fl input:-webkit-autofill { -webkit-text-fill-color: var(--ivory); transition: background-color 9999s; }
.fl span { position: absolute; left: 0; top: 20px; font-size: .95rem; color: var(--mute); pointer-events: none; transition: transform .35s var(--ease), font-size .35s, color .35s, letter-spacing .35s; transform-origin: left; }
.fl input:focus + span, .fl input:not(:placeholder-shown) + span { transform: translateY(-18px); font-size: .66rem; letter-spacing: .2em; text-transform: uppercase; color: var(--gold-l); }
.fl i { position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--gold-grad); transform: scaleX(0); transform-origin: left; transition: transform .6s var(--ease); }
.fl input:focus ~ i { transform: scaleX(1); }
.fl.err input { border-color: #c96b52; }
.eye { position: absolute; right: 0; bottom: 6px; width: 34px; height: 34px; border: 0; background: none; color: var(--mute); cursor: pointer; display: grid; place-items: center; }
.eye svg { width: 18px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.eye:hover, .eye.on { color: var(--gold-l); }
.msg { min-height: 1.3em; margin: 0; font-size: .84rem; color: #e39a83; }
.go { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; gap: 12px; height: 54px; border: 0; border-radius: 99px; background: var(--gold-grad); background-size: 220% 100%; color: #1a140b; font: 500 .8rem/1 var(--sans); letter-spacing: .26em; text-transform: uppercase; cursor: pointer; box-shadow: 0 16px 40px -16px rgba(201, 151, 63, .8); transition: background-position .6s var(--ease), transform .3s var(--ease); }
.go:hover { background-position: 100% 0; }
.go:active { transform: scale(.98); }
.go i { font-style: normal; font-size: 1.1rem; letter-spacing: 0; transition: transform .4s var(--ease); }
.go:hover i { transform: translateX(5px); }
.go:disabled { opacity: .7; cursor: wait; }
.go::after { content: ''; position: absolute; inset: 0; background: linear-gradient(105deg, transparent 30%, rgba(255, 255, 255, .45) 50%, transparent 70%); transform: translateX(-120%); animation: sweep 3.8s var(--ease) 2s infinite; }
.card.shake { animation: shake .5s; opacity: 1; transform: none; }
@keyframes shake { 20%, 60% { transform: translateX(-7px); } 40%, 80% { transform: translateX(7px); } }
.demo { margin: 20px 0 0; padding: 10px 12px; border-radius: 12px; background: rgba(201, 161, 90, .1); border: 1px solid rgba(201, 161, 90, .25); font-size: .78rem; color: #d8cdb9; line-height: 1.6; }
.demo b { color: var(--gold-l); font-weight: 500; }
.help { margin: 18px 0 0; font-size: .82rem; color: var(--mute); }
.help a { text-decoration: none; border-bottom: 1px solid rgba(234, 211, 160, .4); }
.phrase { margin: 0; font: italic 400 1.15rem/1.2 var(--serif); color: transparent; background: var(--gold-grad); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; animation: shine 8s linear infinite; opacity: .85; }

.welcome { position: fixed; inset: 0; z-index: 10; display: grid; place-content: center; justify-items: center; gap: 18px; background: var(--ink); animation: fade .5s var(--ease); }
@keyframes fade { from { opacity: 0; } }
.welcome img { width: 86px; animation: up .8s var(--ease); }
.welcome p { margin: 0; font: italic 400 1.6rem var(--serif); color: var(--ivory); }
.welcome .bar { width: 160px; height: 1px; background: rgba(255, 255, 255, .12); overflow: hidden; }
.welcome .bar i { display: block; height: 100%; background: var(--gold-grad); transform: scaleX(0); transform-origin: left; animation: bar 1.1s var(--ease) forwards; }
@keyframes bar { to { transform: scaleX(1); } }

@media (max-width: 900px) {
  .stage { grid-template-columns: 1fr; }
  .side { position: fixed; inset: 0; z-index: -1; }
  .side-shade { background: linear-gradient(180deg, rgba(15, 14, 13, .55), rgba(15, 14, 13, .92) 55%); }
  .side-quote, .side-mono { display: none; }
  .back { right: auto; left: max(16px, env(safe-area-inset-left, 0px)); top: 20px; }
  .card { padding: 34px 24px 26px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }