/*
  Components
  Form, buttons, toggles, UI elements
*/

/* Waitlist Form */
.waitlist-form {
  width: 100%;
  max-width: 500px;
}

.form-group {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.email-control {
  position: relative;
  width: min(420px, calc(100% - 44px - var(--space-sm)));
}

.form-group input[type="email"] {
  width: 100%;
  padding: var(--space-sm) 0;
  border: none;
  border-bottom: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  font-size: var(--size-body);
  text-align: center;
  transition: border-color var(--duration-normal) ease;
}

.form-group input[type="email"]::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
  text-align: center;
}

.form-group input[type="email"]:focus {
  outline: none;
  border-bottom-color: var(--color-accent);
}

.form-group input[type="email"]:invalid:not(:placeholder-shown) {
  border-bottom-color: #D64545;
}

/* Submit Button */
.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 50%;
  background: transparent;
  color: var(--color-accent);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out-expo);
  flex-shrink: 0;
}

.email-control .btn-submit {
  position: absolute;
  top: 50%;
  right: calc(-44px - var(--space-sm));
  transform: translateY(-50%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.email-control input[type="email"]:not(:placeholder-shown) + .btn-submit {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.btn-submit:hover:not(:disabled),
.btn-submit:focus:not(:disabled) {
  background: var(--color-accent);
  color: var(--color-bg);
  transform: scale(1.05);
}

.email-control .btn-submit:hover:not(:disabled),
.email-control .btn-submit:focus:not(:disabled) {
  transform: translateY(-50%) scale(1.05);
}

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

.btn-submit.loading svg {
  animation: rotate 1s linear infinite;
}

/* Form Note */
.form-note {
  font-size: var(--size-small);
  color: var(--color-text-muted);
  opacity: 0.7;
  margin-top: var(--space-sm);
}

/* Form Messages */
.form-message {
  font-size: var(--size-small);
  padding: var(--space-sm);
  border-radius: var(--border-radius);
  margin-top: var(--space-sm);
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
}

.form-message.success {
  color: var(--color-accent);
  background: rgba(139, 115, 85, 0.1);
  opacity: 1;
}

.form-message.error {
  color: #D64545;
  background: rgba(214, 69, 69, 0.1);
  opacity: 1;
}

/* Theme Toggle */
#theme-toggle {
  position: relative;
  width: 44px;
  height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--duration-normal) ease;
}

#theme-toggle:hover,
#theme-toggle:focus {
  background: rgba(139, 115, 85, 0.1);
}

#theme-toggle svg {
  position: absolute;
  transition: opacity var(--duration-normal) ease,
              transform var(--duration-normal) var(--ease-out-expo);
}

#theme-toggle .icon-sun {
  opacity: 1;
  transform: rotate(0deg);
}

#theme-toggle .icon-moon {
  opacity: 0;
  transform: rotate(180deg);
}

:root.dark-mode #theme-toggle .icon-sun {
  opacity: 0;
  transform: rotate(-180deg);
}

:root.dark-mode #theme-toggle .icon-moon {
  opacity: 1;
  transform: rotate(0deg);
}

/* Language Toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.lang-btn {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--size-small);
  color: var(--color-text-muted);
  opacity: 0.5;
  transition: opacity var(--duration-normal) ease, color var(--duration-normal) ease;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lang-btn:hover,
.lang-btn:focus {
  opacity: 0.8;
}

.lang-btn.active {
  color: var(--color-text);
  opacity: 1;
  font-weight: var(--weight-medium);
}

.lang-divider {
  color: var(--color-text-muted);
  opacity: 0.3;
}

/* Toggle Button General */
.toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  opacity: 0.5;
  transition: opacity var(--duration-normal) ease;
}

.toggle-btn:hover,
.toggle-btn:focus {
  opacity: 1;
}

/* Animations */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
}