/* ═══════════════════════════════════════════
   PuntrrAnalytics — Authentication Pages
   ═══════════════════════════════════════════ */

/* ── Auth Layout ─────────────────────────── */
.auth {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--bg);
}

.auth__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0D1117;
  overflow: hidden;
}

.auth__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* ── Auth Form Panel ─────────────────────── */
.auth__form-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: clamp(20px, 3vw, 40px);
  position: relative;
}

.auth__form-container {
  width: 100%;
  max-width: 380px;
}

.auth__mobile-brand {
  display: none;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.auth__mobile-brand img {
  height: 28px;
  width: auto;
}

.auth__mobile-brand span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
}

.auth__mobile-brand em {
  color: var(--primary-bright);
  font-style: normal;
}

.auth__header {
  margin-bottom: 20px;
}

.auth__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 2.5vw, 1.75rem);
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 6px;
}

.auth__subtitle {
  color: var(--muted);
  font-size: 14px;
}

.auth__subtitle a {
  color: var(--primary-bright);
  font-weight: 500;
  transition: color 0.25s ease;
}

.auth__subtitle a:hover {
  color: var(--primary);
}

/* ── Form Elements ───────────────────────── */
.auth__form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-group--row {
  flex-direction: row;
  gap: 12px;
}

.form-group--row .form-group {
  flex: 1;
}

.form-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text);
}

.form-input {
  width: 100%;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.form-input::placeholder {
  color: var(--muted);
}

.form-input:hover {
  border-color: rgba(0, 0, 0, 0.15);
}

.form-input:focus {
  border-color: var(--primary-bright);
  box-shadow: 0 0 0 4px var(--primary-glow);
  background: #fff;
}

.form-input--icon {
  padding-left: 40px;
}

.input-wrapper {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--muted);
  pointer-events: none;
  transition: color 0.3s ease;
}

.input-wrapper:focus-within .input-icon {
  color: var(--primary-bright);
}

.input-toggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
  color: var(--muted);
  transition: color 0.25s ease;
}

.input-toggle:hover {
  color: var(--text);
}

.input-toggle svg {
  width: 18px;
  height: 18px;
}

/* ── Checkbox ────────────────────────────── */
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
}

.form-checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-box {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border: 1.5px solid var(--border);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
  margin-top: 1px;
}

.checkbox-box svg {
  width: 11px;
  height: 11px;
  color: #fff;
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.2s ease;
}

.form-checkbox input:checked + .checkbox-box {
  background: var(--primary);
  border-color: var(--primary);
}

.form-checkbox input:checked + .checkbox-box svg {
  opacity: 1;
  transform: scale(1);
}

.form-checkbox input:focus + .checkbox-box {
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.checkbox-label {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

.checkbox-label a {
  color: var(--primary-bright);
  font-weight: 500;
}

/* ── Form Row ────────────────────────────── */
.form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.form-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--primary-bright);
  transition: color 0.25s ease;
}

.form-link:hover {
  color: var(--primary);
}

/* ── Auth Button ─────────────────────────── */
.auth__btn {
  width: 100%;
  padding: 12px 20px;
  border-radius: 10px;
  border: none;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s ease;
}

.auth__btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.15) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 0.5s ease;
}

.auth__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--primary-glow), 0 4px 16px rgba(230, 57, 70, 0.3);
}

.auth__btn:hover::before {
  transform: translateX(100%);
}

.auth__btn:active {
  transform: translateY(0);
}

.auth__btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.auth__btn--loading {
  color: transparent;
}

.auth__btn--loading::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  top: 50%;
  left: 50%;
  margin: -10px 0 0 -10px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: btnSpin 0.8s linear infinite;
}

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

/* ── Divider ─────────────────────────────── */
.auth__divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 4px 0;
}

.auth__divider::before,
.auth__divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth__divider span {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── Social Buttons ──────────────────────── */
.auth__social {
  display: flex;
  gap: 10px;
}

.social-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.3s ease;
}

.social-btn:hover {
  border-color: rgba(0, 0, 0, 0.15);
  background: var(--bg-2);
  transform: translateY(-2px);
}

.social-btn svg {
  width: 18px;
  height: 18px;
}

/* ── Footer ──────────────────────────────── */
.auth__footer {
  margin-top: 24px;
  text-align: center;
}

.auth__footer p {
  font-size: 12px;
  color: var(--muted);
}

.auth__footer a {
  color: var(--primary-bright);
  font-weight: 500;
}

/* ── Back Link ───────────────────────────── */
.auth__back {
  position: absolute;
  top: 20px;
  left: 24px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.25s ease;
}

.auth__back:hover {
  color: var(--text);
}

.auth__back svg {
  width: 16px;
  height: 16px;
}

/* ── Password Strength ───────────────────── */
.password-strength {
  display: flex;
  gap: 4px;
  margin-top: 6px;
}

.strength-bar {
  flex: 1;
  height: 3px;
  border-radius: 2px;
  background: var(--border);
  transition: background 0.3s ease;
}

.strength-bar.active {
  background: var(--primary-glow);
}

.strength-bar.weak { background: #ef4444; }
.strength-bar.medium { background: #f59e0b; }
.strength-bar.strong { background: #22c55e; }

.password-hint {
  font-size: 11px;
  color: var(--muted);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.password-hint svg {
  width: 12px;
  height: 12px;
}

/* ── Success State ───────────────────────── */
.auth__success {
  text-align: center;
  padding: 40px 0;
}

.auth__success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.auth__success-icon svg {
  width: 40px;
  height: 40px;
  color: #22c55e;
}

.auth__success h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  color: var(--text);
  margin-bottom: 12px;
}

.auth__success p {
  color: var(--muted);
  font-size: 15px;
  max-width: 320px;
  margin: 0 auto;
}

/* ── Error Message ───────────────────────── */
.form-error {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 10px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  font-size: 14px;
  color: #dc2626;
}

.form-error svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.field-error {
  margin: 8px 0 0;
  font-size: 13px;
  color: #dc2626;
}

.form-input.is-invalid {
  border-color: rgba(220, 38, 38, 0.45);
}

/* ── Animations ──────────────────────────── */
.auth__form-container {
  opacity: 0;
  transform: translateY(20px);
}

.auth__form-container.is-visible {
  animation: fadeSlideUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes fadeSlideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth__visual-content {
  opacity: 0;
}

.auth__visual-content.is-visible {
  animation: fadeIn 1s ease 0.3s forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* Stagger form elements */
.form-group,
.auth__divider,
.auth__social,
.form-row,
.auth__btn {
  opacity: 0;
  transform: translateY(12px);
}

.auth__form-container.is-visible .form-group,
.auth__form-container.is-visible .auth__divider,
.auth__form-container.is-visible .auth__social,
.auth__form-container.is-visible .form-row,
.auth__form-container.is-visible .auth__btn {
  animation: fadeSlideUp 0.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.auth__form-container.is-visible .form-group:nth-child(1) { animation-delay: 0.1s; }
.auth__form-container.is-visible .form-group:nth-child(2) { animation-delay: 0.15s; }
.auth__form-container.is-visible .form-group:nth-child(3) { animation-delay: 0.2s; }
.auth__form-container.is-visible .form-group:nth-child(4) { animation-delay: 0.25s; }
.auth__form-container.is-visible .form-group:nth-child(5) { animation-delay: 0.3s; }
.auth__form-container.is-visible .form-row { animation-delay: 0.3s; }
.auth__form-container.is-visible .auth__btn { animation-delay: 0.35s; }
.auth__form-container.is-visible .auth__divider { animation-delay: 0.4s; }
.auth__form-container.is-visible .auth__social { animation-delay: 0.45s; }

/* ── Responsive ──────────────────────────── */
@media (max-width: 1024px) {
  .auth {
    grid-template-columns: 1fr;
  }

  .auth__visual {
    display: none;
  }

  .auth__mobile-brand {
    display: flex;
  }

  .auth__form-panel {
    min-height: 100vh;
  }
}

@media (max-width: 480px) {
  .auth__form-panel {
    padding: 16px;
  }

  .auth__header {
    margin-bottom: 16px;
  }

  .auth__title {
    font-size: 1.25rem;
  }

  .form-input {
    padding: 10px 14px;
  }

  .form-input--icon {
    padding-left: 38px;
  }

  .auth__btn {
    padding: 11px 18px;
  }

  .auth__social {
    flex-direction: column;
    gap: 8px;
  }

  .auth__back {
    top: 16px;
    left: 16px;
  }

  .form-group--row {
    flex-direction: column;
    gap: 14px;
  }

  .auth__footer {
    margin-top: 16px;
  }
}