/* ============================================
   PASSWORD GATE — Portfolio Inês Capela
   ============================================ */

.pw-gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  box-sizing: border-box;
  background-color: #fff;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
html.dark .pw-gate {
  background-color: #0c0f14;
}
.pw-gate.pw-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.pw-card {
  width: 100%;
  max-width: 400px;
  padding: 2rem 1.5rem;
  text-align: center;
  box-sizing: border-box;
}

@media (min-width: 480px) {
  .pw-card {
    padding: 2.5rem;
  }
}

.pw-logo {
  font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: #1a1e28;
  margin-bottom: 2rem;
}
html.dark .pw-logo {
  color: #f0f1f3;
}
.pw-logo span {
  color: #2BA3B3;
}

.pw-label {
  display: block;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #9ea2ab;
  margin-bottom: 0.75rem;
}

.pw-subtitle {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.875rem;
  color: #7d828c;
  line-height: 1.6;
  margin-bottom: 2rem;
}
html.dark .pw-subtitle {
  color: #5e636e;
}

.pw-input-wrap {
  position: relative;
  margin-bottom: 1rem;
  width: 100%;
  box-sizing: border-box;
}

.pw-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #e2e4e9;
  border-radius: 0.5rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  color: #1a1e28;
  background: #fff;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}
.pw-input::placeholder {
  color: #c5c8cf;
}
.pw-input:focus {
  border-color: #2BA3B3;
  box-shadow: 0 0 0 3px rgba(43, 163, 179, 0.1);
}
html.dark .pw-input {
  background: #151820;
  border-color: rgba(255, 255, 255, 0.1);
  color: #f0f1f3;
}
html.dark .pw-input::placeholder {
  color: #5e636e;
}
html.dark .pw-input:focus {
  border-color: #4db3bb;
  box-shadow: 0 0 0 3px rgba(43, 163, 179, 0.15);
}

.pw-btn {
  width: 100%;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 9999px;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background-color: #2BA3B3;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
  box-sizing: border-box;
}
.pw-btn:hover {
  background-color: #238d9b;
}
.pw-btn:active {
  transform: scale(0.98);
}

.pw-error {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.75rem;
  color: #ef4444;
  margin-top: 0.75rem;
  opacity: 0;
  transition: opacity 0.2s;
}
.pw-error.visible {
  opacity: 1;
}

.pw-hint {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.7rem;
  color: #c5c8cf;
  margin-top: 1.5rem;
}
html.dark .pw-hint {
  color: #3d424d;
}

/* Lock icon — animated */
.pw-lock-wrap {
  position: relative;
  width: 48px;
  height: 48px;
  margin: 0 auto 1.5rem;
}
.pw-lock {
  position: absolute;
  inset: 0;
  width: 48px;
  height: 48px;
  color: #2BA3B3;
  transition: opacity 0.35s ease, transform 0.45s cubic-bezier(0.34, 1.3, 0.64, 1);
}

/* Closed lock — visible by default */
.pw-lock-closed {
  opacity: 1;
  transform: scale(1);
}

/* Open lock — hidden by default */
.pw-lock-open {
  opacity: 0;
  transform: scale(1) translateY(0);
}

/* Checkmark — hidden by default */
.pw-lock-check {
  opacity: 0;
  transform: scale(0.6);
}

/* Shackle subtle idle float */
.pw-lock-closed .pw-shackle {
  transform-origin: 168px 88px;
  animation: shackleIdle 3s ease-in-out infinite;
}
@keyframes shackleIdle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-2px); }
}

/* ---- Unlock animation states ---- */

/* Step 1: hide closed, show open */
.pw-lock-wrap.unlocking .pw-lock-closed {
  opacity: 0;
  transform: scale(0.95);
}
.pw-lock-wrap.unlocking .pw-lock-open {
  opacity: 1;
  transform: scale(1);
}

/* Step 2: show checkmark, hide open */
.pw-lock-wrap.unlocked .pw-lock-closed {
  opacity: 0;
  transform: scale(0.9);
}
.pw-lock-wrap.unlocked .pw-lock-open {
  opacity: 0;
  transform: scale(0.9);
}
.pw-lock-wrap.unlocked .pw-lock-check {
  opacity: 1;
  transform: scale(1);
  color: #2BA3B3;
}

/* Shake on wrong password */
.pw-lock-wrap.shake {
  animation: lockShake 0.45s ease;
}
@keyframes lockShake {
  0%, 100% { transform: translateX(0); }
  15% { transform: translateX(-6px) rotate(-4deg); }
  30% { transform: translateX(5px) rotate(3deg); }
  45% { transform: translateX(-4px) rotate(-2deg); }
  60% { transform: translateX(3px) rotate(1deg); }
  75% { transform: translateX(-2px); }
}