/* ---------- Root Variables ---------- */
:root {
  /* Font Family */
  --fs-font-family: "Plus Jakarta Sans", sans-serif;

  /* Colors */
  --color-bg: #f0f5ff;
  --color-text: #1c2649;
  --color-header-bg: #0c1f45;
  --color-card-bg: #ffffff;
  --color-primary: #f85c43;
  --color-primary-hover: var(--color-text);
  --color-footer-bg: #e3ecff;
  --color-footer-text: #666;
  --color-label: #333;

  /* Borders */
  --border-radius-lg: 20px;
  --border-radius-sm: 6px;
  --border-color: var(--color-text);

  /* Shadows */
  --shadow-card: 0 4px 15px rgba(0, 0, 0, 0.08);
 

  /* Spacing */
  --spacing-header-y: 15px;
  --spacing-header-x: 30px;
  --spacing-form-padding: 12px 20px;
  --spacing-btn-y: 12px;
  --spacing-btn-x: 30px;
  --spacing-footer-y: 12px;

  /* Font Size */
  --fs-base: 14px;
  --fs-lg: 16px;
  --fs-xl: 20px;

}

/* ---------- Reset & Global ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: var(--fs-font-family);
}

html,
body {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
}

/* ---------- Header ---------- */
.top-header {
  /* background: var(--color-header-bg); */
  padding: var(--spacing-header-y) var(--spacing-header-x);
  text-align: center;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10;
}

.container .logo {
  height: 42px;
  /* width: 30vw; */
}

/* ---------- Container ---------- */
.container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  flex-direction: column;
  gap: 20px;
  overflow-y: auto;
}

/* ---------- Card ---------- */
.form-card {
  background: var(--color-card-bg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-card);
  width: 100%;
  max-width: 750px;
  overflow: hidden;
}

/* ---------- Form Header ---------- */
.form-header {
  /* background: var(--color-primary); */
  padding: 16px 25px;
  color: var(--color-text);
  text-align: center;
  border-top-left-radius: var(--border-radius-lg);
  border-top-right-radius: var(--border-radius-lg);
}

.form-header h2 {
  font-size: var(--fs-xl);
  font-weight: 600;
  margin-top: 4px;
}

/* ---------- Form Groups ---------- */
.form-group {
  padding: var(--spacing-form-padding);
}

.label-title {
  font-weight: 600;
  display: block;
  margin-bottom: 10px;
  font-size: var(--fs-lg);
  color: var(--color-label);
}

/* ---------- Radio Grid ---------- */
.radio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 15px;
}

.radio-box {
  border: 1px solid var(--color-footer-text);
  border-radius: var(--border-radius-sm);
  padding: 12px 15px;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: var(--fs-base);
}

.radio-box input {
  accent-color: var(--color-text);
  transform: scale(1.2);
}

/* ---------- Input Box ---------- */
.input-box {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-footer-text);
  border-radius: var(--border-radius-sm);
  padding: 10px 12px;
  gap: 8px;
}

.input-box .icon {
  font-size: 16px;
}

.input-box input {
  border: none;
  outline: none;
  flex: 1;
  font-size: var(--fs-base);
}

/* ---------- Button ---------- */
.btn-send {
  background: var(--color-header-bg);
  border: none;
  color: #fff;
  padding: var(--spacing-btn-y) var(--spacing-btn-x);
  border-radius: var(--border-radius-sm);
  font-size: var(--fs-lg);
  font-weight: 600;
  cursor: pointer;
  transition: 0.3s ease;
}

.btn-send:hover {
  background: var(--color-primary-hover);
}

.form-group.right {
  text-align: right;
}

/* ---------- Footer ---------- */
footer {
  text-align: center;
  font-size: var(--fs-base);
  color: var(--color-footer-text);
  position: fixed;
  bottom: 0;
  left: 0;
  font-weight: 500;
  width: 100%;
  display: flex;
  justify-content: center;
  background-color: var(--color-footer-bg);
  padding: var(--spacing-footer-y) 0;
}

footer p{
  margin-bottom: -2px;
}

/* ---------- Validation ---------- */
.was-validated .form-control:invalid,
.was-validated .form-check-input:invalid {
  border: 2px solid red;
  animation: blinkBorder 0.8s ease-in-out 2;
}

@keyframes blinkBorder {
  0%,
  100% {
    border-color: red;
  }
  50% {
    border-color: transparent;
  }
}

/* ---------- Responsive Fixes ---------- */

/* Tablets and below */
@media (max-width: 768px) {
  .container {
    padding: 10px; 
    margin-top: -16px;
  }

  .form-card {
    max-width: 95%; 
  }

  .radio-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

/* Small phones (≤ 360px) */
@media (max-width: 360px) {
  .form-group {
    padding: 12px 15px; 
  }

  .input-box {
    padding: 8px 10px;
    gap: 6px;
  }

  .input-box input {
    font-size: 13px; 
  }

  .btn-send {
    width: 100%; 
    padding: 10px;
    font-size: 14px;
  }
}