/* =======================
   Pregnancy Calculator Plugin Styles
======================= */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css');

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

.pregnancy-calculator-container {
  font-family: 'Poppins', sans-serif;
  color: #333;
  line-height: 1.6;
  max-width: 900px;
  margin: 20px auto;
  padding: 30px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.calculator-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.header-icon {
    width: 50px;
    height: 50px;
    object-fit: contain;
    flex-shrink: 0;
}

.pregnancy-calculator-container h2 {
  color: #3a4f92;
  margin: 0;
  font-weight: 700;
  font-size: 1.8rem;
}

.calculator-intro-section {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background: #f0f4ff;
    border-radius: 15px;
}

.intro-illustration {
    width: 150px;
    height: auto;
    border-radius: 10px;
    flex-shrink: 0;
}

.pregnancy-calculator-container .intro {
  flex: 1;
  margin: 0;
  color: #555;
  font-size: 0.95rem;
  min-width: 200px;
}

/* Form Styling */
.calculator-form-container {
    background: #fff;
    padding: 25px;
    border: 1px solid #e1e8f0;
    border-radius: 15px;
    margin-bottom: 30px;
}

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

.pregnancy-calculator-container label { 
    font-weight: 600; 
    display: block; 
    margin-bottom: 8px;
    color: #4a5568;
    font-size: 0.9rem;
}

.pregnancy-calculator-container label i {
    margin-right: 8px;
    color: #4a6cf7;
}

.pregnancy-calculator-container input, 
.pregnancy-calculator-container select {
  width: 100%;
  padding: 12px 15px;
  border-radius: 10px;
  border: 2px solid #edf2f7;
  font-size: 15px;
  box-sizing: border-box;
  transition: border-color 0.3s, background-color 0.3s;
  background: #f8fafc;
  font-family: 'Poppins', sans-serif;
}

.pregnancy-calculator-container input:focus, 
.pregnancy-calculator-container select:focus {
    outline: none;
    border-color: #4a6cf7;
    background: #fff;
}

.button-group {
    display: flex;
    gap: 15px;
    margin-top: 25px;
    flex-wrap: wrap;
}

.pregnancy-calculator-container button {
  flex: 1;
  min-width: 120px;
  padding: 14px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: 'Poppins', sans-serif;
}

.btn-calculate {
  background: linear-gradient(135deg, #4a6cf7, #6b8afd);
  color: white;
  box-shadow: 0 4px 15px rgba(74, 108, 247, 0.3);
}

.btn-calculate:hover { 
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 108, 247, 0.4);
}

.btn-calculate:active {
    transform: translateY(0);
}

.btn-reset {
    background: #f1f5f9;
    color: #64748b;
}

.btn-reset:hover {
    background: #e2e8f0;
    color: #475569;
}

.btn-reset:active {
    background: #cbd5e1;
}

/* Results Section */
.result-section, 
.summary-section {
  margin-top: 25px;
  padding: 25px;
  background: #fff;
  border: 2px solid #eef2ff;
  border-radius: 15px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.02);
  animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-section h2 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #2d3748;
    border-bottom: 2px solid #4a6cf7;
    display: inline-block;
    padding-bottom: 5px;
}

.result-section p {
    margin: 12px 0;
    font-size: 0.95rem;
}

.pregnancy-calculator-container .progress-bar {
  background: #edf2f7;
  border-radius: 30px;
  height: 20px;
  margin: 20px 0;
  overflow: hidden;
}

.pregnancy-calculator-container .progress {
  background: linear-gradient(90deg, #4a6cf7, #00d2ff);
  height: 100%;
  text-align: center;
  color: #fff;
  font-weight: bold;
  font-size: 0.8rem;
  line-height: 20px;
  transition: width 1s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Milestones */
.section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.section-header i {
    font-size: 1.5rem;
    color: #4a6cf7;
}

.section-header h2 {
    margin: 0;
    font-size: 1.4rem;
}

.table-container { 
    margin-top: 15px; 
    overflow-x: auto; 
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    -webkit-overflow-scrolling: touch;
}

.milestone-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.milestone-table th {
  background: #f8fafc;
  color: #475569;
  font-weight: 600;
  text-align: left;
  padding: 15px;
  border-bottom: 2px solid #e2e8f0;
  white-space: nowrap;
}

.milestone-table td {
  padding: 15px;
  border-bottom: 1px solid #f1f5f9;
  color: #64748b;
}

.milestone-table tr.highlight {
  background: #f0f7ff !important;
  color: #4a6cf7;
  font-weight: 600;
}

.milestone-table tr.highlight td {
    color: #4a6cf7;
}

/* Action & Share Buttons */
.action-buttons {
    margin-top: 30px;
    text-align: center;
    display: flex;
    justify-content: center;
}

.btn-export {
    background: #10b981 !important;
    color: white !important;
    max-width: 100%;
    width: auto;
    padding: 12px 24px !important;
}

.btn-export:hover {
    background: #059669 !important;
    transform: translateY(-2px);
}

.share-buttons {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.share {
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.85rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  font-family: 'Poppins', sans-serif;
  color: white;
}

.share:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.share.native { background: #3b82f6; }
.share.native:hover { background: #2563eb; }

.share.whatsapp { background: #22c55e; }
.share.whatsapp:hover { background: #16a34a; }

.share.email { background: #ef4444; }
.share.email:hover { background: #dc2626; }

.share.copy { background: #64748b; }
.share.copy:hover { background: #475569; }

/* ===== RESPONSIVE DESIGN ===== */

/* Tablets (768px and below) */
@media (max-width: 768px) {
    .pregnancy-calculator-container {
        margin: 15px;
        padding: 20px;
        border-radius: 15px;
    }

    .pregnancy-calculator-container h2 {
        font-size: 1.5rem;
    }

    .calculator-header {
        gap: 10px;
    }

    .header-icon {
        width: 40px;
        height: 40px;
    }

    .calculator-intro-section {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        padding: 15px;
    }

    .intro-illustration {
        width: 130px;
    }

    .pregnancy-calculator-container .intro {
        font-size: 0.9rem;
    }

    .calculator-form-container {
        padding: 20px;
        margin-bottom: 25px;
    }

    .form-group {
        margin-bottom: 18px;
    }

    .pregnancy-calculator-container label {
        font-size: 0.85rem;
        margin-bottom: 6px;
    }

    .pregnancy-calculator-container input,
    .pregnancy-calculator-container select {
        padding: 11px 12px;
        font-size: 16px;
    }

    .button-group {
        gap: 12px;
        margin-top: 20px;
    }

    .pregnancy-calculator-container button {
        padding: 12px;
        font-size: 0.95rem;
        gap: 8px;
    }

    .result-section,
    .summary-section {
        padding: 20px;
        margin-top: 20px;
    }

    .result-section h2 {
        font-size: 1.3rem;
    }

    .result-section p {
        font-size: 0.9rem;
        margin: 10px 0;
    }

    .milestone-table {
        font-size: 0.8rem;
    }

    .milestone-table th,
    .milestone-table td {
        padding: 10px;
    }

    .section-header h2 {
        font-size: 1.2rem;
    }

    .share-buttons {
        gap: 8px;
    }

    .share {
        padding: 8px 16px;
        font-size: 0.8rem;
        flex: 1;
        min-width: 80px;
    }
}

/* Small phones (480px and below) */
@media (max-width: 480px) {
    .pregnancy-calculator-container {
        margin: 10px;
        padding: 15px;
        border-radius: 12px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    }

    .pregnancy-calculator-container h2 {
        font-size: 1.3rem;
    }

    .calculator-header {
        gap: 8px;
        margin-bottom: 15px;
    }

    .header-icon {
        width: 35px;
        height: 35px;
    }

    .calculator-intro-section {
        flex-direction: column;
        text-align: center;
        gap: 12px;
        padding: 12px;
        border-radius: 12px;
        margin-bottom: 20px;
    }

    .intro-illustration {
        width: 100px;
        max-width: 100%;
    }

    .pregnancy-calculator-container .intro {
        font-size: 0.85rem;
        line-height: 1.5;
    }

    .calculator-form-container {
        padding: 15px;
        margin-bottom: 20px;
        border-radius: 12px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    .pregnancy-calculator-container label {
        font-size: 0.8rem;
        margin-bottom: 5px;
    }

    .pregnancy-calculator-container label i {
        margin-right: 6px;
    }

    .pregnancy-calculator-container input,
    .pregnancy-calculator-container select {
        padding: 10px;
        font-size: 16px;
        border-radius: 8px;
    }

    .button-group {
        flex-direction: column;
        gap: 10px;
        margin-top: 18px;
    }

    .pregnancy-calculator-container button {
        width: 100%;
        padding: 11px;
        font-size: 0.9rem;
        gap: 8px;
        min-width: auto;
    }

    .result-section,
    .summary-section {
        padding: 15px;
        margin-top: 18px;
        border-radius: 12px;
    }

    .result-section h2 {
        font-size: 1.2rem;
        margin-bottom: 12px;
    }

    .result-section p {
        font-size: 0.85rem;
        margin: 8px 0;
    }

    .progress-bar {
        height: 18px;
        margin: 15px 0;
    }

    .progress {
        font-size: 0.7rem;
        line-height: 18px;
    }

    .section-header {
        gap: 10px;
        margin-bottom: 15px;
    }

    .section-header i {
        font-size: 1.3rem;
    }

    .section-header h2 {
        font-size: 1.1rem;
        margin: 0;
    }

    .table-container {
        border-radius: 10px;
        margin-top: 12px;
    }

    .milestone-table {
        font-size: 0.75rem;
    }

    .milestone-table th,
    .milestone-table td {
        padding: 8px;
    }

    .milestone-table th {
        font-size: 0.7rem;
    }

    .action-buttons {
        margin-top: 20px;
    }

    .btn-export {
        width: 100%;
        padding: 10px 16px !important;
        font-size: 0.9rem;
    }

    .share-buttons {
        gap: 8px;
        margin-top: 15px;
    }

    .share {
        padding: 8px 12px;
        font-size: 0.75rem;
        flex: 1;
        min-width: 60px;
    }

    small {
        font-size: 0.75rem !important;
    }
}

/* Extra small phones (320px and below) */
@media (max-width: 320px) {
    .pregnancy-calculator-container {
        margin: 5px;
        padding: 12px;
    }

    .pregnancy-calculator-container h2 {
        font-size: 1.1rem;
    }

    .header-icon {
        width: 30px;
        height: 30px;
    }

    .intro-illustration {
        width: 80px;
    }

    .pregnancy-calculator-container .intro {
        font-size: 0.8rem;
    }

    .milestone-table {
        font-size: 0.7rem;
    }

    .milestone-table th,
    .milestone-table td {
        padding: 6px;
    }
}

/* Large screens (1024px and above) */
@media (min-width: 1024px) {
    .pregnancy-calculator-container {
        padding: 40px;
        margin: 30px auto;
    }

    .calculator-header {
        gap: 20px;
    }

    .header-icon {
        width: 60px;
        height: 60px;
    }

    .pregnancy-calculator-container h2 {
        font-size: 2rem;
    }

    .intro-illustration {
        width: 180px;
    }

    .calculator-form-container {
        padding: 30px;
    }

    .pregnancy-calculator-container button {
        font-size: 1.05rem;
        padding: 15px;
    }

    .result-section h2 {
        font-size: 1.7rem;
    }

    .milestone-table {
        font-size: 0.95rem;
    }
}