/* ==========================================================================
   izzit.org - Modern Download Feedback Modal
   Aligned with Production Design System & Login Modal Typography
   ========================================================================== */

:root {
  --iz-feedback-navy: #143e69;
  --iz-feedback-navy-dark: #0b2540;
  --iz-feedback-blue: #1e5ea0;
  --iz-feedback-blue-light: #5e9ee0;
  --iz-feedback-gold: #ffcc00;
  --iz-feedback-gold-dark: #e6b800;
  --iz-feedback-surface: #ffffff;
  --iz-feedback-bg-soft: #f8fafc;
  --iz-feedback-border: rgba(20, 62, 105, 0.15);
  --iz-feedback-text: #0f172a;
  --iz-feedback-text-muted: #475569;
  --iz-feedback-danger: #dc2626;
  --iz-feedback-success: #16a34a;
  --iz-feedback-radius: 20px;
  --iz-feedback-shadow: 0 35px 80px -15px rgba(15, 35, 65, 0.38), 0 15px 35px -5px rgba(15, 35, 65, 0.2);

  /* Typography Scale Tokens (Synchronized with Login Modal) */
  --iz-feedback-font-title: 2rem;
  --iz-feedback-font-subtitle: 1.4rem;
  --iz-feedback-font-label: 1.4rem;
  --iz-feedback-font-input: 1.4rem;
  --iz-feedback-font-btn: 1.25rem;
  --iz-feedback-font-note: 1.25rem;
  --iz-feedback-font-error: 1.2rem;
}

/* --------------------------------------------------------------------------
   Modal Backdrop & Container
   -------------------------------------------------------------------------- */

.iz-feedback-backdrop {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background-color: rgba(15, 35, 65, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-sizing: border-box;
}

.iz-feedback-backdrop.iz-feedback-active {
  opacity: 1;
  visibility: visible;
}

.iz-feedback-modal {
  position: relative;
  width: 100%;
  max-width: 640px;
  background: var(--iz-feedback-surface);
  border-radius: var(--iz-feedback-radius);
  border: 1px solid var(--iz-feedback-border);
  box-shadow: var(--iz-feedback-shadow);
  overflow: hidden;
  transform: scale(0.95) translateY(10px);
  opacity: 0;
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--iz-feedback-text);
}

.iz-feedback-backdrop.iz-feedback-active .iz-feedback-modal {
  transform: scale(1) translateY(0);
  opacity: 1;
}

/* Top Accent Gradient Bar */
.iz-feedback-accent-bar {
  height: 6px;
  background: linear-gradient(90deg, var(--iz-feedback-navy) 0%, var(--iz-feedback-blue) 55%, var(--iz-feedback-gold) 100%);
  width: 100%;
}

/* --------------------------------------------------------------------------
   Modal Header
   -------------------------------------------------------------------------- */

.iz-feedback-header {
  position: relative;
  padding: 30px 34px 18px;
  text-align: left;
}

.iz-feedback-close-btn {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--iz-feedback-bg-soft);
  border: 1px solid var(--iz-feedback-border);
  border-radius: 50%;
  color: var(--iz-feedback-text-muted);
  cursor: pointer;
  font-size: 26px;
  transition: all 0.2s ease;
  line-height: 1;
  padding: 0;
}

.iz-feedback-close-btn:hover {
  background: #e2e8f0;
  color: var(--iz-feedback-text);
  transform: rotate(90deg);
}

.iz-feedback-title {
  margin: 0;
  font-size: var(--iz-feedback-font-title);
  font-weight: 900;
  color: var(--iz-feedback-navy);
  line-height: 1.25;
  letter-spacing: -0.03em;
  padding-right: 48px;
}

.iz-feedback-subtitle {
  margin: 8px 0 0;
  font-size: var(--iz-feedback-font-subtitle);
  color: var(--iz-feedback-text-muted);
  line-height: 1.45;
}

/* --------------------------------------------------------------------------
   Resource Info Chip
   -------------------------------------------------------------------------- */

.iz-feedback-resource-chip {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0 34px 24px;
  padding: 14px 18px;
  background: var(--iz-feedback-bg-soft);
  border: 1.5px solid var(--iz-feedback-border);
  border-radius: 16px;
}

.iz-feedback-resource-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: var(--iz-feedback-navy);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.iz-feedback-resource-icon.icon-ppt {
  background: #d04423;
}

.iz-feedback-resource-icon.icon-gs {
  background: #f4b400;
}

.iz-feedback-resource-icon.icon-video {
  background: var(--iz-feedback-blue);
}

.iz-feedback-resource-meta {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.iz-feedback-resource-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--iz-feedback-navy);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}

.iz-feedback-resource-type {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--iz-feedback-text-muted);
  margin-top: 4px;
}

/* --------------------------------------------------------------------------
   Form Body & Controls
   -------------------------------------------------------------------------- */

.iz-feedback-body {
  padding: 0 34px 34px;
  text-align: left;
}

.iz-feedback-form-group {
  margin-bottom: 22px;
}

.iz-feedback-label {
  display: block;
  font-size: var(--iz-feedback-font-label);
  font-weight: 800;
  color: var(--iz-feedback-navy);
  margin-bottom: 8px;
  line-height: 1.35;
}

.iz-feedback-label .required-star {
  color: var(--iz-feedback-danger);
  margin-left: 3px;
}

.iz-feedback-input,
.iz-feedback-select {
  width: 100%;
  padding: 14px 18px;
  font-size: var(--iz-feedback-font-input);
  color: var(--iz-feedback-text);
  background: var(--iz-feedback-bg-soft);
  border: 1.5px solid var(--iz-feedback-border);
  border-radius: 14px;
  box-sizing: border-box;
  transition: all 0.2s ease;
  outline: none;
  line-height: 1.4;
}

.iz-feedback-input::placeholder {
  color: #94a3b8;
  font-size: 1.12rem;
}

.iz-feedback-input:focus,
.iz-feedback-select:focus {
  background: #ffffff;
  border-color: var(--iz-feedback-blue);
  box-shadow: 0 0 0 4px rgba(30, 94, 160, 0.16);
}

.iz-feedback-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23143e69' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 20px center;
  background-size: 22px;
  padding-right: 52px;
  cursor: pointer;
  font-weight: 600;
}

/* Explicit large styling for select option elements across browsers */
.iz-feedback-select option {
  font-size: 1.35rem;
  padding: 12px 18px;
  line-height: 1.5;
  color: var(--iz-feedback-navy);
  background-color: #ffffff;
}

/* --------------------------------------------------------------------------
   Segmented Student Reach Selector (Touch-Friendly Chips)
   -------------------------------------------------------------------------- */

.iz-feedback-reach-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  width: 100%;
}

.iz-feedback-reach-card {
  position: relative;
  display: block;
  cursor: pointer;
  margin: 0;
}

.iz-feedback-reach-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.iz-feedback-reach-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 6px;
  background: var(--iz-feedback-bg-soft);
  border: 1.5px solid var(--iz-feedback-border);
  border-radius: 14px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  min-height: 64px;
  box-sizing: border-box;
}

.iz-feedback-reach-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--iz-feedback-navy);
  line-height: 1.2;
}

.iz-feedback-reach-unit {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--iz-feedback-text-muted);
  margin-top: 3px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Hover state */
.iz-feedback-reach-card:hover .iz-feedback-reach-badge {
  background: #ffffff;
  border-color: var(--iz-feedback-blue);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(20, 62, 105, 0.1);
}

/* Checked / Selected state */
.iz-feedback-reach-input:checked + .iz-feedback-reach-badge {
  background: linear-gradient(135deg, var(--iz-feedback-navy) 0%, var(--iz-feedback-blue) 100%);
  border-color: var(--iz-feedback-navy);
  box-shadow: 0 8px 18px rgba(20, 62, 105, 0.28);
  transform: translateY(-2px);
}

.iz-feedback-reach-input:checked + .iz-feedback-reach-badge .iz-feedback-reach-val {
  color: #ffffff;
}

.iz-feedback-reach-input:checked + .iz-feedback-reach-badge .iz-feedback-reach-unit {
  color: var(--iz-feedback-gold);
  font-weight: 700;
}

/* Accessibility focus ring */
.iz-feedback-reach-input:focus-visible + .iz-feedback-reach-badge {
  outline: 3px solid var(--iz-feedback-blue);
  outline-offset: 2px;
}

.iz-feedback-error-msg {
  display: none;
  margin-top: 10px;
  font-size: var(--iz-feedback-font-error);
  font-weight: 700;
  color: var(--iz-feedback-danger);
  align-items: center;
  gap: 8px;
}

.iz-feedback-form-group.has-error .iz-feedback-input {
  border-color: var(--iz-feedback-danger);
  background: #fef2f2;
}

.iz-feedback-form-group.has-error .iz-feedback-error-msg {
  display: flex;
}

/* --------------------------------------------------------------------------
   Submit & Action Buttons
   -------------------------------------------------------------------------- */

.iz-feedback-btn-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 30px;
  font-size: var(--iz-feedback-font-btn);
  font-weight: 800;
  color: #ffffff;
  background: linear-gradient(135deg, var(--iz-feedback-navy) 0%, var(--iz-feedback-blue) 100%);
  border: none;
  border-radius: 40px;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(20, 62, 105, 0.25);
  transition: all 0.2s ease;
  margin-top: 12px;
}

.iz-feedback-btn-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 15px 30px rgba(20, 62, 105, 0.33);
  filter: brightness(1.05);
}

.iz-feedback-btn-submit:active:not(:disabled) {
  transform: translateY(0);
}

.iz-feedback-btn-submit:disabled {
  opacity: 0.75;
  cursor: not-allowed;
  transform: none;
}

.iz-feedback-footer-note {
  margin-top: 20px;
  font-size: var(--iz-feedback-font-note);
  color: var(--iz-feedback-text-muted);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  line-height: 1.45;
}

.iz-feedback-footer-note i {
  color: var(--iz-feedback-gold-dark);
  font-size: 18px;
}

/* --------------------------------------------------------------------------
   Success & Download State
   -------------------------------------------------------------------------- */

.iz-feedback-success-panel {
  display: none;
  text-align: center;
  padding: 16px 0;
}

.iz-feedback-success-icon {
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: rgba(22, 163, 74, 0.14);
  color: var(--iz-feedback-success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  margin: 0 auto 22px;
}

.iz-feedback-success-title {
  font-size: var(--iz-feedback-font-title);
  font-weight: 900;
  color: var(--iz-feedback-navy);
  margin: 0 0 12px;
}

.iz-feedback-success-msg {
  font-size: var(--iz-feedback-font-subtitle);
  color: var(--iz-feedback-text-muted);
  line-height: 1.5;
  margin: 0 0 28px;
}

.iz-feedback-btn-download-direct {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 34px;
  font-size: var(--iz-feedback-font-btn);
  font-weight: 800;
  color: #ffffff;
  background: var(--iz-feedback-blue);
  border-radius: 40px;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 8px 22px rgba(30, 94, 160, 0.28);
  margin-bottom: 18px;
}

.iz-feedback-btn-download-direct:hover {
  background: var(--iz-feedback-navy);
  color: #ffffff;
  text-decoration: none;
  transform: translateY(-2px);
}

.iz-feedback-series-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 24px 0;
  text-align: left;
}

.iz-feedback-series-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 22px;
  background: var(--iz-feedback-bg-soft);
  border: 1.5px solid var(--iz-feedback-border);
  border-radius: 14px;
  color: var(--iz-feedback-navy);
  font-weight: 800;
  font-size: 1.35rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.iz-feedback-series-btn:hover {
  background: #ffffff;
  border-color: var(--iz-feedback-blue);
  color: var(--iz-feedback-blue);
  text-decoration: none;
  transform: translateX(4px);
  box-shadow: 0 6px 18px rgba(20, 62, 105, 0.12);
}

.iz-feedback-series-btn .iz-feedback-dl-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(30, 94, 160, 0.12);
  color: var(--iz-feedback-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */

@media (max-width: 580px) {
  .iz-feedback-modal {
    max-width: 100%;
    border-radius: 16px;
  }
  .iz-feedback-header {
    padding: 24px 22px 16px;
  }
  .iz-feedback-title {
    font-size: 1.65rem;
  }
  .iz-feedback-body {
    padding: 0 22px 28px;
  }
  .iz-feedback-resource-chip {
    margin: 0 22px 20px;
    padding: 14px 16px;
  }
}

@media (max-width: 540px) {
  .iz-feedback-reach-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}