/* =====================================================================
   Shared layout for authentication pages (sign in, sign up, OTP, reset).
   ===================================================================== */

.auth-shell { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); min-height: 100vh; }

/* ---------------------------------------------------------------- left showcase */
.auth-aside {
  position: relative; display: flex; flex-direction: column; justify-content: space-between; gap: 40px;
  padding: 40px 56px; overflow: hidden;
  background:
    radial-gradient(600px 400px at 20% 20%, rgba(58,170,240,.35), transparent 70%),
    radial-gradient(500px 400px at 90% 90%, rgba(255,190,26,.22), transparent 70%);
  border-right: 1px solid var(--border);
}
.auth-aside::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: radial-gradient(rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
}
.auth-aside > * { position: relative; z-index: 1; }
.auth-aside .brand { font-size: 1.25rem; }
.auth-hero h2 { font-size: clamp(2rem, 3.4vw, 2.9rem); line-height: 1.1; margin-bottom: 16px; }
.auth-hero h2 span { background: linear-gradient(120deg, var(--sun-300), var(--sun-500)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.auth-hero p { color: var(--text-2); font-size: 1.05rem; max-width: 460px; }

.auth-features { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }
.auth-features li { display: flex; align-items: center; gap: 14px; color: var(--text-2); font-weight: 500; }
.auth-features .icon-tile { --s: 42px; border-radius: 13px; }

.auth-float { display: flex; gap: 16px; flex-wrap: wrap; }
.float-card { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 18px; animation: bob 6s ease-in-out infinite; }
.float-card:nth-child(2) { animation-delay: -3s; }
.float-card strong { display: block; font-size: 1.15rem; }
.float-card small { color: var(--text-3); }
@keyframes bob { 50% { transform: translateY(-8px); } }

.auth-quote { padding: 20px 22px; border-radius: 20px; max-width: 480px; }
.auth-quote p { margin: 0 0 12px; color: var(--text-2); font-style: italic; }
.auth-quote .who { display: flex; align-items: center; gap: 12px; font-size: .88rem; }

/* ---------------------------------------------------------------- right form */
.auth-main { display: flex; align-items: center; justify-content: center; padding: 40px 24px; }
.auth-card { width: 100%; max-width: 470px; padding: 38px 36px; }
.auth-card .mobile-brand { display: none; margin-bottom: 24px; }
.auth-card h1 { font-size: 1.8rem; margin-bottom: 6px; }
.auth-card .lead { color: var(--text-3); margin-bottom: 28px; }
.auth-foot { text-align: center; margin-top: 24px; color: var(--text-3); font-size: .92rem; }
.auth-foot a { font-weight: 700; }
.auth-back { display: inline-flex; align-items: center; gap: 8px; color: var(--text-2); font-weight: 600; font-size: .9rem; margin-bottom: 22px; }
.auth-back:hover { color: var(--text); }
.or-sep { display: flex; align-items: center; gap: 14px; color: var(--text-3); font-size: .8rem; margin: 22px 0; text-transform: uppercase; letter-spacing: .1em; }
.or-sep::before, .or-sep::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.secure-note { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 18px; font-size: .78rem; color: var(--text-3); }
.secure-note i { color: var(--aqua-400); }

@media (max-width: 960px) {
  .auth-shell { grid-template-columns: 1fr; }
  .auth-aside { display: none; }
  .auth-card .mobile-brand { display: flex; }
}
@media (max-width: 520px) {
  .auth-main { padding: 20px 16px; align-items: flex-start; }
  .auth-card { padding: 28px 22px; }
}