/* ─── Login page — modern dark glassmorphism ──────────────────────────── */

.auth-page { margin: 0; min-height: 100vh; overflow: hidden; position: relative;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  background: #06081a; color: var(--text); }

/* animated gradient orbs */
.auth-bg { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.orb {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.55;
  animation: float 20s ease-in-out infinite;
}
.orb-1 { width: 520px; height: 520px; top: -160px; left: -120px;
  background: radial-gradient(circle, #6c8cff 0%, transparent 70%); }
.orb-2 { width: 640px; height: 640px; bottom: -240px; right: -160px;
  background: radial-gradient(circle, #9b6cff 0%, transparent 70%);
  animation-delay: -7s; }
.orb-3 { width: 380px; height: 380px; top: 35%; left: 45%;
  background: radial-gradient(circle, #2dd4bf 0%, transparent 70%); opacity: 0.32;
  animation-delay: -14s; animation-duration: 28s; }
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.05); }
  66% { transform: translate(-30px, 40px) scale(0.95); }
}

/* grid pattern */
.grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 50%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 50%, transparent 85%);
}

/* shell */
.auth-shell {
  position: relative; z-index: 1; min-height: 100vh;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px;
  align-items: center; max-width: 1240px; margin: 0 auto; padding: 48px 56px;
}
@media (max-width: 960px) { .auth-shell { grid-template-columns: 1fr; padding: 36px 24px; gap: 32px; } .auth-side { order: 2; } }

/* left side branding */
.auth-side { color: #e8ecf8; max-width: 520px; }
.brand-mark { display: flex; align-items: center; gap: 14px; margin-bottom: 36px; }
.brand-logo {
  width: 48px; height: 48px; display: grid; place-items: center;
  border-radius: 14px; font-weight: 800; letter-spacing: -0.5px; font-size: 17px;
  background: linear-gradient(135deg, #6c8cff, #9b6cff);
  box-shadow: 0 10px 30px rgba(108,140,255,.45), inset 0 1px 0 rgba(255,255,255,.2);
}
.brand-name { font-size: 17px; font-weight: 700; letter-spacing: 0.2px; }
.brand-name .thin { font-weight: 400; opacity: 0.7; margin: 0 4px; }

.auth-tagline { font-size: clamp(28px, 3.6vw, 44px); line-height: 1.15;
  letter-spacing: -0.6px; font-weight: 700; margin: 0 0 28px;
  max-width: 14ch; }
.gradient-text {
  background: linear-gradient(135deg, #6c8cff 0%, #b48cff 50%, #ff9bcc 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

.auth-features { list-style: none; padding: 0; margin: 0 0 36px; display: grid; gap: 14px; }
.auth-features li { display: flex; align-items: center; gap: 12px; font-size: 15px;
  color: rgba(232,236,248,0.78); }
.auth-features .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: linear-gradient(135deg, #6c8cff, #9b6cff);
  box-shadow: 0 0 14px rgba(108,140,255,.7);
  flex-shrink: 0;
}

.auth-footnote { color: rgba(232,236,248,0.4); font-size: 12.5px; letter-spacing: 0.3px; margin: 0; }

/* right side: card */
.auth-card {
  position: relative;
  background: rgba(22, 29, 57, 0.55);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 44px 40px 36px;
  box-shadow:
    0 30px 80px rgba(0,0,0,0.5),
    inset 0 1px 0 rgba(255,255,255,0.06);
  width: 100%; max-width: 460px; justify-self: center;
}
.auth-card::before {
  content: ""; position: absolute; inset: 0; border-radius: 24px; padding: 1px;
  background: linear-gradient(135deg, rgba(108,140,255,.4), transparent 40%, rgba(155,108,255,.3) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
}

.auth-card__head { text-align: center; margin-bottom: 28px; }
.auth-card__logo {
  width: 56px; height: 56px; border-radius: 16px;
  display: grid; place-items: center; margin: 0 auto 16px;
  background: linear-gradient(135deg, #6c8cff, #9b6cff);
  color: white;
  box-shadow: 0 12px 30px rgba(108,140,255,.5);
}
.auth-card__logo svg { width: 24px; height: 24px; }

.auth-card h1 { font-size: 26px; margin: 0 0 6px; letter-spacing: -0.4px; }
.muted { color: rgba(232,236,248,.55); margin: 0; font-size: 14px; }

/* alert */
.alert { display: flex; align-items: center; gap: 10px; padding: 11px 14px;
  border-radius: 12px; font-size: 13.5px; margin-bottom: 16px; }
.alert-err {
  background: rgba(248,113,113,.12);
  border: 1px solid rgba(248,113,113,.32);
  color: #fca5a5;
}

/* form */
.auth-form { display: grid; gap: 18px; }
.field { display: block; }
.field__label {
  display: block; font-size: 12.5px; font-weight: 600; letter-spacing: 0.3px;
  text-transform: uppercase; color: rgba(232,236,248,0.55);
  margin-bottom: 8px;
}
.field__wrap {
  position: relative; display: block;
}
.field__icon {
  position: absolute; top: 50%; left: 14px; transform: translateY(-50%);
  width: 18px; height: 18px; color: rgba(232,236,248,0.4); pointer-events: none;
  transition: color .2s;
}
/* Specificity bump: `.auth-form .field input` (0,0,2,1) wins over the global
   `form input[type="email"]` (0,0,1,2) from styles.css. */
.auth-form .field input {
  width: 100%; padding: 13px 14px 13px 44px;
  border-radius: 12px; border: 1px solid rgba(255,255,255,0.1);
  background: rgba(7, 9, 26, 0.6);
  color: var(--text); font-size: 15px;
  outline: none; transition: border-color .2s, box-shadow .2s, background .2s;
}
.auth-form .field input::placeholder { color: rgba(232,236,248,0.25); }
.auth-form .field input:hover { border-color: rgba(255,255,255,0.18); }
.auth-form .field input:focus {
  border-color: rgba(108,140,255,0.7);
  box-shadow: 0 0 0 4px rgba(108,140,255,0.15);
  background: rgba(7, 9, 26, 0.8);
}
.auth-form .field input[type="password"] { padding-right: 44px; }   /* room for eye toggle */
.field__wrap:focus-within .field__icon { color: rgba(180,200,255,.85); }

.field__toggle {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: transparent; border: none; cursor: pointer;
  color: rgba(232,236,248,0.4); padding: 6px; border-radius: 8px;
  transition: color .2s, background .2s;
}
.field__toggle:hover { color: rgba(232,236,248,0.85); background: rgba(255,255,255,0.05); }
.field__toggle svg { width: 18px; height: 18px; display: block; }
.field__toggle.on { color: #6c8cff; }

/* submit */
.btn-submit {
  margin-top: 6px;
  width: 100%; padding: 13px 18px;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  border-radius: 12px; border: 1px solid transparent;
  background: linear-gradient(135deg, #6c8cff, #9b6cff);
  color: white; font-size: 15px; font-weight: 600;
  cursor: pointer; transition: transform .1s, box-shadow .2s, filter .2s;
  box-shadow: 0 12px 30px rgba(108,140,255,.45),
              inset 0 1px 0 rgba(255,255,255,.2);
  position: relative; overflow: hidden;
}
.btn-submit:hover { filter: brightness(1.08);
  box-shadow: 0 14px 34px rgba(108,140,255,.55),
              inset 0 1px 0 rgba(255,255,255,.25); }
.btn-submit:active { transform: translateY(1px); }
.btn-submit svg { transition: transform .2s; }
.btn-submit:hover svg { transform: translateX(3px); }