@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;0,9..40,800;1,9..40,400&display=swap');

:root {
  --pri: #ff4800;
  --pri-h: #e63f00;
  --pri-l: #ff6a30;
  --bg: #1a1715;
  --surf: #2c2928;
  --card: #3C332F;
  --tx: #efefef;
  --tx2: #949494;
  --gn: #17ae4e;
  --gn2: #0AB261;
  --bl: #246bfd;
  --warn: #eeb91a;
  --err: #e91212;
}

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

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: #0e0c0b;
  color: var(--tx);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ========== LOGIN PAGE ========== */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-card {
  background: var(--surf);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 420px;
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo h1 {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
}

.login-logo h1 span {
  color: var(--pri);
}

.login-logo p {
  font-size: 13px;
  color: var(--tx2);
  margin-top: 4px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--tx2);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 8px;
}

.form-group input {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  color: var(--tx);
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus {
  border-color: var(--pri);
}

.form-group input::placeholder {
  color: rgba(255,255,255,0.2);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border: none;
  border-radius: 10px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, opacity 0.2s;
  width: 100%;
}

.btn-primary {
  background: var(--pri);
  color: #fff;
}

.btn-primary:hover {
  background: var(--pri-h);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-danger {
  background: rgba(233,18,18,0.15);
  color: var(--err);
}

.btn-danger:hover {
  background: rgba(233,18,18,0.25);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 12px;
  width: auto;
}

/* Code input */
.code-inputs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 20px;
}

.code-inputs input {
  width: 48px;
  height: 56px;
  text-align: center;
  font-size: 22px;
  font-weight: 700;
  background: var(--bg);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  color: var(--tx);
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.code-inputs input:focus {
  border-color: var(--pri);
}

.timer {
  text-align: center;
  font-size: 13px;
  color: var(--tx2);
  margin-bottom: 20px;
}

.error-msg {
  background: rgba(233,18,18,0.1);
  border: 1px solid rgba(233,18,18,0.2);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--err);
  font-size: 13px;
  margin-bottom: 16px;
  display: none;
}

.error-msg.show {
  display: block;
}

.step { display: none; }
.step.active { display: block; }

.resend-btn {
  display: block;
  width: 100%;
  text-align: center;
  margin-top: 16px;
  padding: 10px;
  background: none;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  color: var(--tx2);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.resend-btn:not(:disabled):hover {
  border-color: var(--pri);
  color: var(--pri-l);
  background: rgba(255,72,0,0.05);
}

.resend-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  border-color: transparent;
}

.back-link {
  display: block;
  text-align: center;
  margin-top: 12px;
  color: var(--tx2);
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
}

.back-link:hover {
  color: var(--tx);
}

.back-link:disabled,
.back-link[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

.back-link:disabled:hover,
.back-link[disabled]:hover {
  color: var(--tx2);
}

/* ========== LOADING ========== */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: var(--pri);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ========== RESPONSIVE (login) ========== */
@media (max-width: 600px) {
  .login-card {
    padding: 24px;
  }
}