*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand:       #2E7DC4;
  --brand-dark:  #1E5F9A;
  --brand-light: #EAF3FB;
  --text-dark:   #1A2332;
  --text-mid:    #4A5568;
  --text-soft:   #8FA3B8;
  --border:      #D6E4F0;
  --bg:          #F4F8FE;
  --card-bg:     #FFFFFF;
  --radius:      14px;
  --shadow:      0 8px 40px rgba(46,125,196,.10);
}

html, body {
  min-height: 100%;
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text-dark);
}

body {
  background:
    radial-gradient(ellipse 60% 55% at 10% 90%, rgba(46,125,196,.10) 0%, transparent 70%),
    radial-gradient(ellipse 50% 45% at 90% 10%, rgba(100,181,246,.08) 0%, transparent 65%),
    #F4F8FE;
  background-attachment: fixed;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 24px;
  position: relative;
}

.navbar .back-btn {
  position: absolute;
  left: 24px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  padding: 6px;
  border-radius: 50%;
  transition: background .2s;
}
.navbar .back-btn:hover { background: rgba(0,0,0,.06); }

.navbar .logo {
  font-family: 'Sora', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: -.5px;
}

.page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - 80px);
  padding: 20px 16px;
}

.card {
  background: var(--card-bg);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 48px 44px 42px;
  width: 100%;
  max-width: 520px;
  animation: fadeUp .45s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.card-title {
  font-family: 'Sora', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-dark);
  text-align: center;
  margin-bottom: 6px;
}

.card-sub {
  text-align: center;
  color: var(--text-mid);
  font-size: .93rem;
  margin-bottom: 28px;
}

.field { margin-bottom: 18px; }

.field label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-mid);
  margin-bottom: 7px;
  letter-spacing: .02em;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrap .icon {
  position: absolute;
  left: 14px;
  color: var(--text-soft);
  pointer-events: none;
  display: flex;
}

.input-wrap input {
  width: 100%;
  padding: 13px 14px 13px 42px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: 'DM Sans', sans-serif;
  font-size: .93rem;
  color: var(--text-dark);
  background: #FAFCFF;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}

.input-wrap input::placeholder { color: var(--text-soft); }

.input-wrap input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(46,125,196,.13);
  background: #fff;
}

.eye-btn {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-soft);
  display: flex;
  padding: 4px;
  border-radius: 6px;
  transition: color .2s;
}
.eye-btn:hover { color: var(--brand); }

.btn-primary {
  display: block;
  width: 100%;
  padding: 15px;
  margin-top: 8px;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-family: 'Sora', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: .02em;
  transition: background .2s, transform .15s, box-shadow .2s;
  box-shadow: 0 4px 18px rgba(46,125,196,.30);
  text-decoration: none;
  text-align: center;
}

.btn-primary:hover {
  background: var(--brand-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(46,125,196,.40);
}

.btn-primary:active { transform: translateY(0); }

.secondary-link {
  text-align: center;
  margin-top: 20px;
  font-size: .88rem;
  color: var(--text-mid);
}

.secondary-link a {
  color: var(--brand);
  font-weight: 600;
  text-decoration: none;
}
.secondary-link a:hover { text-decoration: underline; }

.flash{
  width:100%;
  padding:14px 16px;
  border-radius:12px;
  margin-bottom:18px;
  font-size:14px;
  font-weight:500;
  text-align:center;
}

.flash.success{
  background:#e7f8ec;
  color:#1c8c4c;
  border:1px solid #b7ebc9;
}

.flash.error{
  background:#ffe8e8;
  color:#d62828;
  border:1px solid #ffb3b3;
}

.success-icon {
  text-align: center;
  margin-bottom: 20px;
}

.success-icon svg {
  color: #1c8c4c;
}

.masked-phone {
  text-align: center;
  font-size: .9rem;
  color: var(--text-mid);
  margin-bottom: 20px;
}

.otp-inputs {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 18px;
}

.otp-inputs input {
  width: 52px;
  min-width: 40px;
  height: 56px;
  text-align: center;
  font-size: 1.4rem;
  font-weight: 600;
  font-family: 'DM Sans', sans-serif;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  color: var(--text-dark);
  background: #FAFCFF;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}

.otp-inputs input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(46,125,196,.13);
  background: #fff;
}

.otp-inputs input::-webkit-outer-spin-button,
.otp-inputs input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.otp-inputs input[type=number] {
  -moz-appearance: textfield;
}

@media (max-width: 768px) {
  .navbar { padding: 16px 20px; }
  .navbar .back-btn { left: 20px; }
  .card {
    padding: 42px 36px 38px;
    border-radius: 20px;
  }
}

@media (max-width: 520px) {
  .navbar { padding: 14px 16px; }
  .navbar .back-btn { left: 16px; }
  .page { padding: 16px 12px 40px; }
  .card {
    padding: 30px 20px 26px;
    border-radius: 18px;
  }
  .card-title { font-size: 1.45rem; }
  .card-sub { font-size: .85rem; margin-bottom: 22px; }
  .input-wrap input { padding: 12px 12px 12px 38px; font-size: .88rem; }
  .otp-inputs { gap: 8px; }
  .otp-inputs input {
    width: min(52px, 16vw);
    height: 50px;
    font-size: 1.2rem;
  }
  .btn-primary { padding: 14px; font-size: .93rem; }
  .flash { font-size: 13px; padding: 12px 14px; }
  .success-icon svg { width: 52px; height: 52px; }
}

@media (max-width: 380px) {
  .navbar { padding: 12px 12px; }
  .navbar .logo { font-size: 1.15rem; }
  .page { padding: 12px 8px 32px; }
  .card {
    padding: 24px 14px 22px;
    border-radius: 16px;
  }
  .card-title { font-size: 1.25rem; }
  .card-sub { font-size: .8rem; margin-bottom: 18px; }
  .otp-inputs { gap: 6px; }
  .otp-inputs input {
    width: min(44px, 14vw);
    height: 44px;
    font-size: 1rem;
  }
  .input-wrap input { padding: 10px 10px 10px 34px; font-size: .84rem; }
  .field label { font-size: .78rem; }
  .btn-primary { padding: 12px; font-size: .88rem; }
  .secondary-link { font-size: .82rem; }
  .masked-phone { font-size: .82rem; }
  .flash { font-size: 12px; padding: 10px 12px; }
  .success-icon svg { width: 44px; height: 44px; }
  .success-icon { margin-bottom: 14px; }
}