/* ──────────────────────────────────────────
   CGPA CALCULATOR — cgpa-calculator.css
   All rules scoped under .cgpa-calc-plugin to
   prevent conflicts with the active WordPress theme.
────────────────────────────────────────── */

/* ── CSS Custom Properties (scoped) ─────── */
.cgpa-calc-plugin {
  --ink:        #12111A;
  --ink-muted:  #5A5875;
  --surface:    #FFFFFF;
  --border:     #E4E2F0;
  --accent:     #5B4BF5;
  --accent-lt:  #EAE7FF;
  --accent-dk:  #3D2FD6;
  --danger:     #F53B57;
  --danger-lt:  #FFF0F3;
  --success:    #1EC97E;
  --radius:     14px;
  --shadow:     0 8px 32px rgba(91,75,245,.10), 0 2px 8px rgba(0,0,0,.06);

  font-family: 'DM Sans', sans-serif;
  color: var(--ink);
  box-sizing: border-box;
}

.cgpa-calc-plugin *,
.cgpa-calc-plugin *::before,
.cgpa-calc-plugin *::after {
  box-sizing: inherit;
}

/* ── CARD ────────────────────────────────── */
.cgpa-calc-plugin .calculator-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 32px;
  animation: cgpa-slideUp .5s ease both;
}

@keyframes cgpa-slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes cgpa-fadeIn {
  from { opacity: 0; transform: translateX(-8px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes cgpa-fadeOut {
  to {
    opacity: 0;
    transform: translateX(12px);
    height: 0;
    padding: 0;
    overflow: hidden;
  }
}

@keyframes cgpa-shake {
  0%,  100% { transform: translateX(0); }
  20%        { transform: translateX(-8px); }
  40%        { transform: translateX(8px); }
  60%        { transform: translateX(-5px); }
  80%        { transform: translateX(5px); }
}

/* ── CARD HEADER ─────────────────────────── */
.cgpa-calc-plugin .card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding: 32px 36px 24px;
  border-bottom: 1px solid var(--border);
}

.cgpa-calc-plugin .card-header h2 {
  font-family: 'DM Serif Display', serif;
  font-size: 1.45rem;
  font-weight: 400;
  margin: 0 0 4px;
  line-height: 1.3;
}

.cgpa-calc-plugin .card-header p {
  font-size: .9rem;
  color: var(--ink-muted);
  margin: 0;
}

/* Country selector */
.cgpa-calc-plugin .country-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.cgpa-calc-plugin .country-select {
  padding: 10px 36px 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: .9rem;
  color: var(--ink);
  background: #FAFAFA url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235A5875' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") no-repeat right 10px center / 16px;
  appearance: none;
  cursor: pointer;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  min-width: 200px;
}

.cgpa-calc-plugin .country-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-lt);
}

.cgpa-calc-plugin .add-country-link {
  font-size: .78rem;
  color: var(--accent);
  text-decoration: none;
}

.cgpa-calc-plugin .add-country-link:hover {
  text-decoration: underline;
}

/* ── EXAMPLE BANNER ──────────────────────── */
.cgpa-calc-plugin .example-banner {
  margin: 24px 36px 0;
  border: 1.5px solid var(--accent-lt);
  border-radius: 14px;
  background: linear-gradient(135deg, #F7F5FF 0%, #FAFAFF 100%);
  padding: 18px 22px;
}

.cgpa-calc-plugin .example-icon {
  display: inline-flex;
  color: var(--accent);
  vertical-align: middle;
  margin-right: 6px;
}

.cgpa-calc-plugin .example-icon svg {
  width: 18px;
  height: 18px;
}

.cgpa-calc-plugin .example-title {
  font-size: .88rem;
  font-weight: 600;
  color: var(--accent);
  vertical-align: middle;
}

.cgpa-calc-plugin .example-cards {
  display: flex;
  gap: 14px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.cgpa-calc-plugin .example-card {
  flex: 1;
  min-width: 180px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .87rem;
  color: var(--ink-muted);
  gap: 12px;
}

.cgpa-calc-plugin .example-card strong {
  color: var(--ink);
}

/* ── TABLE ───────────────────────────────── */
.cgpa-calc-plugin .table-wrapper {
  padding: 8px 36px 0;
}

.cgpa-calc-plugin .table-head {
  display: grid;
  grid-template-columns: 1fr 1fr 44px;
  gap: 12px;
  padding: 14px 0 10px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--ink-muted);
  border-bottom: 1px solid var(--border);
}

.cgpa-calc-plugin .semester-row {
  display: grid;
  grid-template-columns: 1fr 1fr 44px;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  animation: cgpa-fadeIn .25s ease both;
}

.cgpa-calc-plugin .semester-row:last-child {
  border-bottom: none;
}

.cgpa-calc-plugin .semester-row input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: .9rem;
  color: var(--ink);
  background: #FAFAFA;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}

.cgpa-calc-plugin .semester-row input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-lt);
  background: #fff;
}

.cgpa-calc-plugin .semester-row input::placeholder {
  color: #BDB9D4;
}

.cgpa-calc-plugin .row-del-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: none;
  border: 1.5px solid transparent;
  color: #BDB9D4;
  cursor: pointer;
  transition: color .2s, border-color .2s, background .2s;
  padding: 0;
}

.cgpa-calc-plugin .row-del-btn svg {
  width: 15px;
  height: 15px;
}

.cgpa-calc-plugin .row-del-btn:hover {
  color: var(--danger);
  border-color: var(--danger);
  background: var(--danger-lt);
}

/* ── ACTIONS ─────────────────────────────── */
.cgpa-calc-plugin .card-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px 36px 28px;
  flex-wrap: wrap;
}

.cgpa-calc-plugin .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: all .2s;
  white-space: nowrap;
  text-decoration: none;
}

.cgpa-calc-plugin .btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.cgpa-calc-plugin .btn-outline {
  background: none;
  border-color: var(--border);
  color: var(--ink);
}

.cgpa-calc-plugin .btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-lt);
}

.cgpa-calc-plugin .btn-danger {
  background: none;
  border-color: var(--danger);
  color: var(--danger);
}

.cgpa-calc-plugin .btn-danger:hover {
  background: var(--danger-lt);
}

.cgpa-calc-plugin .btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  margin-left: auto;
  box-shadow: 0 4px 16px rgba(91,75,245,.25);
}

.cgpa-calc-plugin .btn-primary:hover {
  background: var(--accent-dk);
  border-color: var(--accent-dk);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(91,75,245,.35);
  color: #fff;
}

.cgpa-calc-plugin .btn-primary:active {
  transform: translateY(0);
}

/* ── RESULT PANEL ────────────────────────── */
.cgpa-calc-plugin .result-panel {
  display: none;
  background: linear-gradient(135deg, var(--accent) 0%, #7C6BFF 100%);
  color: #fff;
  border-top: 1px solid rgba(255,255,255,.15);
  padding: 32px 36px;
  animation: cgpa-slideUp .4s ease both;
}

.cgpa-calc-plugin .result-panel.visible {
  display: block;
}

.cgpa-calc-plugin .result-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 20px;
}

.cgpa-calc-plugin .result-score {
  font-family: 'DM Serif Display', serif;
  font-size: 4rem;
  line-height: 1;
  letter-spacing: -.03em;
}

.cgpa-calc-plugin .result-meta p {
  font-size: .85rem;
  opacity: .8;
  margin-bottom: 8px;
}

.cgpa-calc-plugin .result-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  background: rgba(255,255,255,.2);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .5px;
  backdrop-filter: blur(4px);
}

.cgpa-calc-plugin .result-breakdown {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.2);
}

.cgpa-calc-plugin .breakdown-item {
  background: rgba(255,255,255,.15);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: .82rem;
  backdrop-filter: blur(4px);
}

.cgpa-calc-plugin .breakdown-item strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 2px;
}

/* ── RESPONSIVE ──────────────────────────── */
@media (max-width: 640px) {
  .cgpa-calc-plugin .card-header {
    flex-direction: column;
  }

  .cgpa-calc-plugin .country-wrap {
    align-items: flex-start;
  }

  .cgpa-calc-plugin .country-select {
    min-width: unset;
    width: 100%;
  }

  .cgpa-calc-plugin .example-banner,
  .cgpa-calc-plugin .table-wrapper,
  .cgpa-calc-plugin .card-actions {
    padding-left: 20px;
    padding-right: 20px;
  }

  .cgpa-calc-plugin .example-banner {
    margin-left: 20px;
    margin-right: 20px;
  }

  .cgpa-calc-plugin .table-head,
  .cgpa-calc-plugin .semester-row {
    grid-template-columns: 1fr 1fr 36px;
    gap: 8px;
  }

  .cgpa-calc-plugin .btn-primary {
    margin-left: 0;
    width: 100%;
    justify-content: center;
  }

  .cgpa-calc-plugin .result-panel {
    padding: 24px 20px;
  }

  .cgpa-calc-plugin .result-score {
    font-size: 3rem;
  }
}