/* ============================================================
   Auth pages + page loader — responsive (all devices)
   Login / Register / any body.auth-page
   ============================================================ */

/* --- Viewport / base --- */
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body.auth-page {
  min-height: 100dvh;
  min-height: 100vh;
  overflow-x: hidden;
}

body.auth-page.loading {
  overflow: hidden;
  height: 100dvh;
  height: 100vh;
}

/* Compact navbar on auth screens */
body.auth-page .nav-shell {
  padding: max(10px, env(safe-area-inset-top)) 12px 0;
}

body.auth-page .premium-navbar {
  min-height: 56px;
  padding: 8px 12px;
  max-width: 960px;
}

body.auth-page .navbar-nav,
body.auth-page .nav-actions .btn-nav-ghost {
  /* keep available but tighter on tablet+ */
}

/* --- Page loader (all devices) --- */
.premium-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding:
    max(16px, env(safe-area-inset-top))
    max(16px, env(safe-area-inset-right))
    max(16px, env(safe-area-inset-bottom))
    max(16px, env(safe-area-inset-left));
  box-sizing: border-box;
  width: 100%;
  min-height: 100dvh;
  min-height: 100vh;
  overflow: hidden;
  color: #fff;
  background: radial-gradient(circle at center, #0c3678 0, #061a36 40%, #020814 100%);
  transition: opacity .55s ease, visibility .55s ease;
}

.premium-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-stage {
  position: relative;
  width: min(42vw, 230px);
  height: min(42vw, 230px);
  min-width: 140px;
  min-height: 140px;
  max-width: 230px;
  max-height: 230px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.loader-logo-wrap {
  width: 65%;
  height: 65%;
  max-width: 150px;
  max-height: 150px;
}

.loader-logo {
  width: 92%;
  height: 92%;
  max-width: 138px;
  max-height: 138px;
  object-fit: contain;
}

.loader-title {
  margin-top: clamp(14px, 3vw, 28px);
  padding: 0 12px;
  text-align: center;
  letter-spacing: clamp(.12em, 2.5vw, .35em);
  font-weight: 800;
  font-size: clamp(.68rem, 2.8vw, .95rem);
  line-height: 1.35;
  word-break: break-word;
  max-width: 92vw;
}

.loader-progress {
  width: min(240px, 70vw);
  height: 4px;
  margin: clamp(12px, 2.5vw, 22px) 0 clamp(8px, 1.5vw, 12px);
  flex-shrink: 0;
}

.premium-loader > p {
  margin: 0;
  padding: 0 16px;
  text-align: center;
  font-size: clamp(.65rem, 2.4vw, .78rem);
  letter-spacing: .08em;
  color: #bfd2ed;
  max-width: 90vw;
}

/* --- Auth shell / card --- */
body.auth-page .auth-shell {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 100dvh;
  min-height: 100vh;
  padding:
    calc(88px + env(safe-area-inset-top, 0px))
    max(14px, env(safe-area-inset-right))
    calc(28px + env(safe-area-inset-bottom, 0px))
    max(14px, env(safe-area-inset-left));
  overflow-x: hidden;
  overflow-y: auto;
  box-sizing: border-box;
}

body.auth-page .auth-container {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  padding: 0;
}

body.auth-page .auth-card {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  box-sizing: border-box;
}

body.auth-page .auth-card-solo h1 {
  font-size: clamp(1.45rem, 5vw, 2.1rem);
  line-height: 1.2;
  padding: 0 4px;
}

body.auth-page .auth-subtitle {
  font-size: clamp(.78rem, 2.8vw, .95rem);
  line-height: 1.5;
  margin-bottom: clamp(16px, 3vw, 26px);
  padding: 0 4px;
}

/* Inputs: 16px+ prevents iOS zoom */
body.auth-page .floating-field input {
  font-size: 16px;
  height: clamp(52px, 12vw, 58px);
  padding: 18px 48px 8px 56px;
  border-radius: 14px;
}

body.auth-page .floating-field label {
  left: 56px;
  font-size: .86rem;
}

body.auth-page .field-icon-wrap {
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
}

body.auth-page .floating-field:focus-within .field-icon-wrap {
  transform: translateY(-50%) scale(1.06);
}

body.auth-page .password-toggle {
  top: 50%;
  transform: translateY(-50%);
  right: 12px;
}

body.auth-page .auth-submit,
body.auth-page .auth-form .auth-submit,
body.auth-page #loginSubmit {
  min-height: 52px;
  height: auto !important;
  padding: 14px 18px !important;
  font-size: clamp(.9rem, 3.2vw, 1rem) !important;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

body.auth-page .auth-switch {
  font-size: clamp(.8rem, 2.8vw, .87rem);
  margin-top: clamp(14px, 3vw, 22px);
}

body.auth-page .alert-premium {
  font-size: clamp(.78rem, 2.6vw, .84rem);
  word-break: break-word;
}

/* ========== Tablet ========== */
@media (max-width: 991.98px) {
  body.auth-page .premium-navbar .navbar-collapse {
    max-height: min(70vh, 420px);
    overflow-y: auto;
  }

  body.auth-page .auth-orb,
  body.auth-page .auth-shape {
    opacity: .2;
  }

  body.auth-page .auth-logo-orbit-sm {
    width: 118px;
    height: 118px;
    margin-bottom: 14px;
  }

  body.auth-page .auth-logo-orbit-sm .auth-brand-logo {
    width: 70px;
    height: 70px;
  }
}

/* ========== Mobile ========== */
@media (max-width: 767.98px) {
  body.auth-page .nav-shell {
    padding: max(8px, env(safe-area-inset-top)) 10px 0;
  }

  body.auth-page .premium-navbar {
    border-radius: 20px;
    min-height: 52px;
  }

  body.auth-page .nav-logo-mark {
    width: 38px;
    height: 38px;
  }

  body.auth-page .brand-copy strong {
    font-size: .78rem;
  }

  body.auth-page .brand-copy small {
    font-size: .48rem;
    letter-spacing: .18em;
  }

  body.auth-page .auth-shell {
    padding-top: calc(76px + env(safe-area-inset-top, 0px));
    padding-bottom: calc(20px + env(safe-area-inset-bottom, 0px));
    align-items: flex-start;
  }

  body.auth-page .auth-card,
  body.auth-page .auth-card-premium {
    padding: 26px 16px 22px;
    border-radius: 22px;
  }

  body.auth-page .auth-frame-border {
    border-radius: 24px;
  }

  body.auth-page .auth-card-premium:after {
    inset: 6px;
    border-radius: 18px;
  }

  body.auth-page .auth-corner {
    width: 16px;
    height: 16px;
  }

  body.auth-page .auth-orb-a,
  body.auth-page .auth-orb-b,
  body.auth-page .auth-orb-c {
    width: 160px !important;
    height: 160px !important;
    filter: blur(50px);
  }

  body.auth-page .auth-shape {
    display: none;
  }

  .loader-stage {
    width: min(48vw, 190px);
    height: min(48vw, 190px);
    min-width: 130px;
    min-height: 130px;
  }

  .loader-title {
    letter-spacing: .16em;
  }
}

/* ========== Small phones ========== */
@media (max-width: 480px) {
  body.auth-page .auth-card,
  body.auth-page .auth-card-premium {
    padding: 22px 14px 18px;
    border-radius: 18px;
  }

  body.auth-page .auth-logo-orbit-sm {
    width: 100px;
    height: 100px;
    margin-bottom: 10px;
  }

  body.auth-page .auth-logo-orbit-sm .auth-brand-logo {
    width: 58px;
    height: 58px;
  }

  body.auth-page .floating-field {
    margin-bottom: 12px;
  }

  body.auth-page .floating-field input {
    height: 52px;
    padding-left: 52px;
    border-radius: 12px;
  }

  body.auth-page .floating-field label {
    left: 52px;
  }

  body.auth-page .field-icon-wrap {
    left: 8px;
    width: 32px;
    height: 32px;
    font-size: .85rem;
    border-radius: 10px;
  }

  .loader-stage {
    width: 150px;
    height: 150px;
    min-width: 150px;
    min-height: 150px;
  }

  .loader-progress {
    width: min(200px, 72vw);
  }

  .premium-loader > p {
    letter-spacing: .04em;
  }
}

/* ========== Very small / fold ========== */
@media (max-width: 360px) {
  body.auth-page .auth-shell {
    padding-left: 10px;
    padding-right: 10px;
  }

  body.auth-page .auth-card-solo h1 {
    font-size: 1.3rem;
  }

  .loader-stage {
    width: 128px;
    height: 128px;
    min-width: 128px;
    min-height: 128px;
  }

  .loader-title {
    font-size: .62rem;
    letter-spacing: .1em;
  }
}

/* ========== Landscape phones (loader + auth) --- */
@media (max-height: 500px) and (orientation: landscape) {
  .premium-loader {
    flex-direction: row;
    flex-wrap: wrap;
    align-content: center;
    gap: 8px 28px;
    padding: 12px 20px;
  }

  .loader-stage {
    width: min(28vh, 140px);
    height: min(28vh, 140px);
    min-width: 110px;
    min-height: 110px;
  }

  .loader-title {
    margin-top: 0;
    width: auto;
    flex: 1 1 180px;
    text-align: left;
  }

  .loader-progress {
    width: min(200px, 40vw);
    margin: 0;
  }

  .premium-loader > p {
    width: 100%;
    margin-top: 4px;
  }

  .premium-loader .particles {
    opacity: .08;
  }

  body.auth-page .auth-shell {
    padding-top: calc(64px + env(safe-area-inset-top, 0px));
    align-items: flex-start;
  }

  body.auth-page .auth-logo-orbit-sm {
    width: 72px;
    height: 72px;
    margin-bottom: 8px;
  }

  body.auth-page .auth-logo-orbit-sm .auth-brand-logo {
    width: 44px;
    height: 44px;
  }

  body.auth-page .auth-card-solo h1 {
    font-size: 1.25rem;
    margin-bottom: 4px;
  }

  body.auth-page .auth-subtitle {
    margin-bottom: 12px;
    font-size: .75rem;
  }
}

/* ========== Large desktop --- */
@media (min-width: 1200px) {
  body.auth-page .auth-container {
    max-width: 520px;
  }

  .loader-stage {
    width: 230px;
    height: 230px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .premium-loader .loader-ring,
  .premium-loader .loader-glow,
  .premium-loader .loader-shine:after,
  .premium-loader .particles,
  .premium-loader .particles:before,
  .premium-loader .particles:after,
  body.auth-page .auth-frame-border,
  body.auth-page .auth-ring,
  body.auth-page .auth-brand-logo {
    animation: none !important;
  }
}