@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;700;900&display=swap');

:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --secondary: #0f172a;
  --accent: #06b6d4;
  --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  --card-bg: #ffffff;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-focus: #3b82f6;
  --radius-lg: 16px;
  --radius-md: 10px;
  --shadow-card: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-input: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Vazirmatn', sans-serif;
  direction: rtl;
}

body {
  background: #f1f5f9;
  color: var(--text-main);
  min-height: 100vh;
  padding: 40px 15px;
  line-height: 1.6;
}

.form-container {
  max-width: 950px;
  margin: 0 auto;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  border: 1px solid var(--border);
}

/* Header Banner */
.form-header {
  background: var(--bg-gradient);
  color: #fff;
  padding: 40px 30px;
  text-align: center;
  position: relative;
}

.form-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, #3b82f6, #06b6d4, #10b981);
}

.badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-header h1 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.form-header p {
  color: #94a3b8;
  font-size: 0.95rem;
}

/* Form Body */
form {
  padding: 35px 40px;
}

.form-section {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.02);
  transition: border-color 0.2s ease;
}

.form-section:hover {
  border-color: #cbd5e1;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #f8fafc;
}

.section-title span.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 8px;
  font-size: 1rem;
}

/* Grid System */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}

@media (max-width: 768px) {
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
  form {
    padding: 20px;
  }
}

/* Form Controls */
.form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
}

label {
  font-weight: 600;
  font-size: 0.92rem;
  color: #334155;
  margin-bottom: 6px;
}

label .req {
  color: #ef4444;
  margin-right: 3px;
}

.hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

input[type="text"],
input[type="email"],
input[type="url"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.95rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  background-color: #f8fafc;
  color: #1e293b;
  transition: all 0.2s ease-in-out;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--border-focus);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

textarea {
  resize: vertical;
  min-height: 90px;
}

/* File Upload Field Styling */
input[type="file"] {
  padding: 8px;
  font-size: 0.85rem;
  background-color: #f8fafc;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
}

input[type="file"]:hover {
  border-color: var(--border-focus);
  background-color: var(--primary-light);
}

/* Dynamic Add Button (for PCB photos) */
.dynamic-list-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-add-item {
  align-self: flex-start;
  background: #f1f5f9;
  color: #334155;
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.2s;
}

.btn-add-item:hover {
  background: #e2e8f0;
}

/* Checkbox confirmation box */
.consent-box {
  background: #f0fdf4;
  border: 1.5px solid #bbf7d0;
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 20px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: #166534;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  accent-color: #16a34a;
}

/* Submit Button */
.submit-btn-wrap {
  margin-top: 30px;
  text-align: center;
}

.submit-btn {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: white;
  padding: 14px 40px;
  font-size: 1.1rem;
  font-weight: 700;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

.submit-btn:active {
  transform: translateY(0);
}
.file-modal-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 99999;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
  }

  .file-modal-backdrop.active {
    display: flex;
    opacity: 1;
  }

  .file-modal-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 28px 36px;
    box-shadow: 0 20px 35px -5px rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    direction: rtl;
    min-width: 260px;
  }

  .circular-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid #2563eb;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
  }

  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }

  .file-modal-text {
    font-size: 0.95rem;
    font-weight: 700;
    color: #1e293b;
    font-family: inherit;
    text-align: center;
  }