/* =============================================
   Allinea WhatsApp Form - CSS Styling
   Design System: Penerbit Alinea
   ============================================= */

:root {
  /* Design System Colors */
  --allinea-bg: #f6f4f0;
  --allinea-navy: #2c3e6b;
  --allinea-accent: #3d5499;
  --allinea-gradient-start: #1a2540;
  --allinea-gradient-end: #3d5499;
  --allinea-text-dark: #333333;
  --allinea-text-light: #666666;
  --allinea-border: #ddd;

  /* WhatsApp Colors */
  --wa-green: #25d366;
  --wa-green-dark: #1da052;

  /* Typography */
  --font-serif: 'Lora', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* =============================================
   Floating Button
   ============================================= */

.allinea-wa-floating-btn {
  position: fixed;
  bottom: 30px;
  width: 60px;
  height: 60px;
  background: var(--wa-green);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
  z-index: 999;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0;
  color: white;
  font-size: 0;
  outline: none;
}

.allinea-wa-floating-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.4);
  background: var(--wa-green-dark);
}

.allinea-wa-floating-btn:active {
  transform: scale(0.95);
}

.allinea-wa-floating-btn svg {
  width: 28px;
  height: 28px;
  fill: white;
}

/* Position: Bottom Right */
.allinea-wa-position-bottom-right {
  right: 30px;
}

/* Position: Bottom Left */
.allinea-wa-position-bottom-left {
  left: 30px;
}

/* =============================================
   Modal Overlay
   ============================================= */

.allinea-wa-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0);
  z-index: 1000;
  transition: background 0.3s ease;
}

.allinea-wa-modal-overlay.active {
  display: block;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

/* =============================================
   Modal Content
   ============================================= */

.allinea-wa-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1001;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.allinea-wa-modal.active {
  display: flex;
}

.allinea-wa-modal-content {
  background: #ffffff;
  border-radius: 12px;
  padding: 40px;
  max-width: 400px;
  width: 100%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  animation: allinea-wa-slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

@keyframes allinea-wa-slideUp {
  from {
    transform: translateY(40px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* =============================================
   Modal Header
   ============================================= */

.allinea-wa-modal-header {
  margin-bottom: 28px;
}

.allinea-wa-modal-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--allinea-navy);
  margin: 0 0 8px 0;
  letter-spacing: -0.5px;
}

.allinea-wa-modal-subtitle {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--allinea-text-light);
  margin: 0;
  line-height: 1.4;
}

/* =============================================
   Close Button
   ============================================= */

.allinea-wa-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  width: 32px;
  height: 32px;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #999;
  transition: color 0.2s ease;
  outline: none;
  font-size: 0;
}

.allinea-wa-modal-close:hover {
  color: var(--allinea-text-dark);
}

.allinea-wa-modal-close svg {
  width: 24px;
  height: 24px;
}

/* =============================================
   Form Styling
   ============================================= */

.allinea-wa-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.allinea-wa-form-field {
  margin-bottom: 20px;
}

.allinea-wa-form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--allinea-navy);
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}

/* Input Fields */
.allinea-wa-form-input,
.allinea-wa-form-select,
.allinea-wa-form-textarea {
  width: 100%;
  padding: 10px 12px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--allinea-text-dark);
  background-color: #fafaf8;
  border: 1px solid var(--allinea-border);
  border-radius: 8px;
  box-sizing: border-box;
  transition: all 0.3s ease;
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

/* Select dropdown arrow */
.allinea-wa-form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%232c3e6b' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.allinea-wa-form-input:focus,
.allinea-wa-form-select:focus,
.allinea-wa-form-textarea:focus {
  border-color: var(--allinea-navy);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(44, 62, 107, 0.1);
}

/* Textarea */
.allinea-wa-form-textarea {
  resize: vertical;
  min-height: 100px;
  font-size: 14px;
  line-height: 1.5;
}

/* Placeholder styling */
.allinea-wa-form-input::placeholder,
.allinea-wa-form-textarea::placeholder {
  color: #999;
}

/* =============================================
   Submit Button
   ============================================= */

.allinea-wa-form-submit {
  width: 100%;
  padding: 12px 16px;
  background: var(--wa-green);
  color: white;
  border: none;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
  margin-top: 10px;
  -webkit-appearance: none;
  appearance: none;
}

.allinea-wa-form-submit:hover {
  background: var(--wa-green-dark);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
  transform: translateY(-2px);
}

.allinea-wa-form-submit:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(37, 211, 102, 0.2);
}

.allinea-wa-form-submit:disabled {
  background: #999;
  cursor: not-allowed;
  opacity: 0.6;
}

/* =============================================
   Error Messages
   ============================================= */

.allinea-wa-form-error {
  display: none;
  color: #d32f2f;
  font-family: var(--font-sans);
  font-size: 12px;
  margin-top: 4px;
  line-height: 1.4;
}

.allinea-wa-form-error.show {
  display: block;
}

/* Input error state */
.allinea-wa-form-input.error,
.allinea-wa-form-select.error,
.allinea-wa-form-textarea.error {
  border-color: #d32f2f;
  background-color: #fff5f5;
}

/* =============================================
   Responsive Design
   ============================================= */

@media (max-width: 768px) {
  .allinea-wa-floating-btn {
    width: 56px;
    height: 56px;
    bottom: 20px;
  }

  .allinea-wa-position-bottom-right {
    right: 20px;
  }

  .allinea-wa-position-bottom-left {
    left: 20px;
  }

  .allinea-wa-modal-content {
    padding: 30px 24px;
    max-width: 90vw;
  }

  .allinea-wa-modal-title {
    font-size: 20px;
  }

  .allinea-wa-form-submit {
    padding: 11px 14px;
    font-size: 15px;
  }
}

@media (max-width: 480px) {
  .allinea-wa-floating-btn {
    width: 52px;
    height: 52px;
    bottom: 16px;
  }

  .allinea-wa-position-bottom-right {
    right: 16px;
  }

  .allinea-wa-position-bottom-left {
    left: 16px;
  }

  .allinea-wa-modal-content {
    padding: 24px 16px;
  }

  .allinea-wa-modal-title {
    font-size: 18px;
  }

  .allinea-wa-form-field {
    margin-bottom: 16px;
  }

  .allinea-wa-form-label {
    font-size: 13px;
  }

  .allinea-wa-form-input,
  .allinea-wa-form-select,
  .allinea-wa-form-textarea {
    font-size: 16px; /* Prevent zoom on iOS */
  }
}

/* =============================================
   Dark Mode Support
   ============================================= */

@media (prefers-color-scheme: dark) {
  .allinea-wa-modal-content {
    background: #1a1a1a;
    color: #e0e0e0;
  }

  .allinea-wa-modal-title {
    color: #f0f0f0;
  }

  .allinea-wa-modal-subtitle {
    color: #a0a0a0;
  }

  .allinea-wa-form-input,
  .allinea-wa-form-select,
  .allinea-wa-form-textarea {
    background-color: #2a2a2a;
    color: #e0e0e0;
    border-color: #404040;
  }

  .allinea-wa-form-input:focus,
  .allinea-wa-form-select:focus,
  .allinea-wa-form-textarea:focus {
    border-color: var(--allinea-accent);
    background-color: #333;
    box-shadow: 0 0 0 3px rgba(61, 84, 153, 0.2);
  }

  .allinea-wa-form-input::placeholder,
  .allinea-wa-form-textarea::placeholder {
    color: #666;
  }

  .allinea-wa-modal-close {
    color: #888;
  }

  .allinea-wa-modal-close:hover {
    color: #ddd;
  }
}

/* =============================================
   Accessibility
   ============================================= */

.allinea-wa-floating-btn:focus-visible {
  outline: 2px solid var(--allinea-navy);
  outline-offset: 2px;
}

.allinea-wa-form-input:focus-visible,
.allinea-wa-form-select:focus-visible,
.allinea-wa-form-textarea:focus-visible {
  outline: none;
}

.allinea-wa-modal-close:focus-visible {
  outline: 2px solid var(--allinea-navy);
  outline-offset: 2px;
}

.allinea-wa-form-submit:focus-visible {
  outline: 2px solid white;
  outline-offset: 2px;
}