/* tools.css - Styles for AcadAssist.ai Suite: CGPA/SGPA, Internal Marks, and Exam Countdown */

/* Midnight Dark Mode */
.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  font-size: 17px;
  cursor: pointer;
  color: var(--ink);
  transition: all 0.2s ease;
  user-select: none;
  position: relative;
  z-index: 10;
  flex-shrink: 0;
}

.theme-toggle-btn:hover {
  background: rgba(0, 0, 0, 0.06);
  border-color: var(--blue);
  transform: scale(1.05);
}

@media (max-width: 800px) {
  .header-right {
    gap: 10px;
  }
}

html.dark-mode,

body.dark-mode {
  --ink: #e6edf3;
  --cream: #0d1117;
  --muted: #8b949e;
  --navy: #161b22;
  --line: #30363d;
  --mint: #162c22;
  background-color: #0d1117 !important;
  color: #e6edf3 !important;
}

body.dark-mode .site-header {
  background-color: #0d1117 !important;
  border-bottom: 1px solid #21262d;
}

body.dark-mode .brand {
  color: #ffffff !important;
}

body.dark-mode .nav-links a {
  color: #8b949e !important;
}

body.dark-mode .nav-links a:hover,
body.dark-mode .nav-links a.active {
  color: #ffffff !important;
}

body.dark-mode .nav-cta {
  background: #21262d !important;
  border: 1px solid #38414e !important;
  color: #ffffff !important;
}

body.dark-mode .menu-toggle {
  color: #ffffff !important;
}

@media (max-width: 800px) {
  body.dark-mode .nav-links {
    background: #161b22 !important;
    border-color: #30363d !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5) !important;
  }
}

body.dark-mode h1,
body.dark-mode h2,
body.dark-mode h3,
body.dark-mode h4 {
  color: #ffffff !important;
}

body.dark-mode .hero-copy > p,
body.dark-mode .section-heading > p,
body.dark-mode .calc-intro > p,
body.dark-mode .tool-intro > p,
body.dark-mode .about > p,
body.dark-mode .trust {
  color: #8b949e !important;
}

body.dark-mode .text {
  color: #e6edf3 !important;
}

body.dark-mode .hero {
  background-color: #0d1117 !important;
}

body.dark-mode .calculator-section,
body.dark-mode .tool-section {
  background-color: #0d1117 !important;
  border-color: #30363d !important;
}

body.dark-mode .tools-section,
body.dark-mode .tool-card-box,
body.dark-mode .calculator-card,
body.dark-mode .tool-card,
body.dark-mode .schedule-card,
body.dark-mode .floating-score,
body.dark-mode .floating-count {
  background: #161b22 !important;
  border-color: #30363d !important;
  color: #e6edf3 !important;
}

body.dark-mode .tool-card b {
  color: #ffffff !important;
}

body.dark-mode .tool-card p {
  color: #8b949e !important;
}

body.dark-mode .tool-card.featured {
  background: #1c2438 !important;
  border-color: #3b4e7a !important;
}

body.dark-mode input,
body.dark-mode select,
body.dark-mode .custom-select,
body.dark-mode .gpa-course-row input,
body.dark-mode .gpa-course-row select,
body.dark-mode .weightage-card input,
body.dark-mode .exam-form input,
body.dark-mode .sem-inputs input,
body.dark-mode .explainer-input {
  background: #21262d !important;
  border-color: #38414e !important;
  color: #e6edf3 !important;
}

body.dark-mode input::placeholder {
  color: #6e7681 !important;
}

body.dark-mode label {
  color: #c9d1d9 !important;
}

body.dark-mode .range-scale {
  color: #768390 !important;
}

body.dark-mode .field-help,
body.dark-mode .holiday-label span {
  color: #8b949e !important;
}

body.dark-mode .holiday-label b,
body.dark-mode .form-section-title b {
  color: #ffffff !important;
}

body.dark-mode .form-section {
  border-color: #30363d !important;
}

body.dark-mode .form-section-title > span {
  background: #21262d !important;
  color: #8b949e !important;
}

body.dark-mode .hero-art {
  background: linear-gradient(145deg, #161c33, #132729) !important;
}

body.dark-mode .orb-one { background: #26336e !important; }
body.dark-mode .orb-two { background: #163d34 !important; }

body.dark-mode .schedule-date {
  color: #ffffff !important;
}

body.dark-mode .class-row {
  border-color: #272f3d !important;
}

body.dark-mode .class-row b {
  color: #ffffff !important;
}

body.dark-mode .class-row small {
  color: #768390 !important;
}

body.dark-mode .floating-score b,
body.dark-mode .floating-count b {
  color: #ffffff !important;
}

body.dark-mode .weightage-card,
body.dark-mode .sem-card,
body.dark-mode .radar-stat-tile,
body.dark-mode .countdown-unit-box,
body.dark-mode .exam-card,
body.dark-mode .preset-selector-container {
  background: #1c222c !important;
  border-color: #30363d !important;
}

body.dark-mode .result,
body.dark-mode #quick-result {
  background: #13241d !important;
  border-color: #244738 !important;
}

body.dark-mode .result h4,
body.dark-mode #quick-result h4 {
  color: #43b786 !important;
}

body.dark-mode .result p,
body.dark-mode #quick-result p {
  color: #8edec0 !important;
}

body.dark-mode .result strong {
  color: #43b786 !important;
}

body.dark-mode .result-heading h3 {
  color: #ffffff !important;
}

body.dark-mode .result-stats span {
  color: #8b949e !important;
}

body.dark-mode .result-stats b {
  color: #ffffff !important;
}

body.dark-mode .subject-result {
  background: #1c222c !important;
  border-color: #30363d !important;
}

body.dark-mode .subject-result h4 {
  color: #ffffff !important;
}

body.dark-mode .subject-result p {
  color: #adbac7 !important;
}

body.dark-mode .gpa-result-card,
body.dark-mode .transcript-summary-box {
  background: linear-gradient(135deg, #161d30 0%, #132a24 100%) !important;
  border-color: #2b395e !important;
}

body.dark-mode .internal-result-card {
  background: #1a2233 !important;
  border-color: #2e3852 !important;
}

body.dark-mode .internal-needed-stat {
  color: #ffffff !important;
}

body.dark-mode .internal-meter {
  background: #21262d !important;
}

body.dark-mode .mode-tabs {
  background: #21262d !important;
}

body.dark-mode .mode-tab.active {
  background: #161b22 !important;
  color: #ffffff !important;
}

body.dark-mode .grade-choice {
  background: #21262d !important;
  border-color: #30363d !important;
  color: #e6edf3 !important;
}

body.dark-mode .grade-choice.active {
  background: #5267ee !important;
  color: #ffffff !important;
}

body.dark-mode .theme-toggle-btn {
  border-color: #38414e;
  color: #f0f6fc;
}

body.dark-mode .theme-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

body.dark-mode .tip {
  background: #261f18 !important;
  border: 1px solid #4a3424;
}

body.dark-mode .national-note {
  background: #142820 !important;
  color: #4edbb1 !important;
}

body.dark-mode .calendar-sync-btn {
  background: #1f274a !important;
  border-color: #344075 !important;
  color: #9cb1ff !important;
}

body.dark-mode .holiday-chip {
  background: #1f274a !important;
  border-color: #344075 !important;
  color: #9cb1ff !important;
}

body.dark-mode .small-button {
  background: #212d50 !important;
  color: #9bb0ff !important;
}

body.dark-mode .text-btn {
  color: #8b949e !important;
}

body.dark-mode .text-btn:hover {
  background: #3b1e20 !important;
  color: #f47067 !important;
}

body.dark-mode .remove-row {
  background: #3b1e20 !important;
  color: #f85149 !important;
}

body.dark-mode .exam-card-delete {
  color: #8b949e !important;
}

body.dark-mode .exam-card-delete:hover {
  color: #f85149 !important;
  background: #3b1e20 !important;
}

body.dark-mode .exam-card-subject {
  color: #ffffff !important;
}

body.dark-mode .countdown-unit-box b {
  color: #ffffff !important;
}

body.dark-mode .countdown-unit-box span {
  color: #8b949e !important;
}

body.dark-mode .radar-stat-tile b {
  color: #ffffff !important;
}

body.dark-mode .radar-stat-tile span {
  color: #8b949e !important;
}

body.dark-mode .gauge-center b {
  color: #ffffff !important;
}

body.dark-mode .gauge-center span {
  color: #8b949e !important;
}

body.dark-mode .gauge-bg {
  stroke: #21262d !important;
}

body.dark-mode .spectrum-row-label b {
  color: #ffffff !important;
}

body.dark-mode .spectrum-bar-track {
  background: #21262d !important;
}

body.dark-mode .spectrum-target-line {
  background: #e6edf3 !important;
}

body.dark-mode .spectrum-target-line::after {
  color: #e6edf3 !important;
}

body.dark-mode .sem-title {
  color: #ffffff !important;
}

body.dark-mode .sem-card {
  background: #1c222c !important;
  border-color: #30363d !important;
}

body.dark-mode .preset-dropdown {
  background: #21262d !important;
  color: #e6edf3 !important;
  border-color: #38414e !important;
}

body.dark-mode .badge-pill.credits {
  background: #21262d !important;
  color: #e6edf3 !important;
  border-color: #38414e !important;
}

body.dark-mode #print-report-btn {
  background: #21262d !important;
  border-color: #38414e !important;
  color: #e6edf3 !important;
}

body.dark-mode .save-pill {
  background: #12241d !important;
  border-color: #1c3b2e !important;
  color: #43b786 !important;
}

body.dark-mode .calc-badge {
  background: #12241d !important;
  color: #43b786 !important;
}

body.dark-mode footer {
  background-color: #0d1117 !important;
  border-color: #30363d !important;
  color: #8b949e !important;
}

body.dark-mode footer .brand,
body.dark-mode footer a {
  color: #e6edf3 !important;
}

body.dark-mode .tactical-card,
body.dark-mode .roadmap-day-card,
body.dark-mode .explainer-result-card {
  background: #1c222c !important;
  color: #e6edf3 !important;
}

body.dark-mode .tactical-subject,
body.dark-mode .explainer-result-card h4 {
  color: #ffffff !important;
}

body.dark-mode .tactical-text,
body.dark-mode .roadmap-tasks,
body.dark-mode .explainer-bullets {
  color: #adbac7 !important;
}

body.dark-mode .exam-tip-box {
  background: #1a2138 !important;
  color: #c9d5ff !important;
}



/* Smart AI Study Companion & Tactical Advisor Suite */
.ai-tool-wrapper {
  margin-top: 36px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 24px;
}

.ai-mode-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.ai-tab-btn {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #e5e9ff;
  font: 700 12px 'DM Sans', sans-serif;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.ai-tab-btn:hover {
  background: rgba(255, 255, 255, 0.22);
}

.ai-tab-btn.active {
  background: #ffffff;
  color: #1e2659;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.ai-panel-box {
  color: #ffffff;
}

.ai-panel-box h3 {
  font-size: 19px;
  margin: 0 0 6px;
  color: #ffffff;
}

.ai-panel-box p.ai-desc {
  font-size: 13px;
  color: #c9d2ff;
  margin: 0 0 18px;
}

.tactical-advice-grid {
  display: grid;
  gap: 12px;
}

.tactical-card {
  background: rgba(255, 255, 255, 0.95);
  color: var(--ink);
  border-radius: 10px;
  padding: 16px;
  border-left: 4px solid #5267ee;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.tactical-card.skip-safe { border-left-color: #43b786; }
.tactical-card.attend-must { border-left-color: #c64e4b; }
.tactical-card.neutral { border-left-color: #e5a848; }

.tactical-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.tactical-subject {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.tactical-badge {
  font-size: 10px;
  font-weight: 800;
  padding: 3px 7px;
  border-radius: 5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tactical-badge.skip { background: #e6f8ee; color: #1a7a53; }
.tactical-badge.must { background: #fff0ee; color: #c64e4b; }
.tactical-badge.info { background: #fff8eb; color: #a06716; }

.tactical-text {
  font-size: 12px;
  line-height: 1.5;
  color: #464f69;
  margin: 0;
}

/* Roadmap Grid */
.roadmap-timeline {
  display: grid;
  gap: 10px;
}

.roadmap-day-card {
  background: rgba(255, 255, 255, 0.95);
  color: var(--ink);
  border-radius: 10px;
  padding: 14px;
}

.roadmap-day-header {
  display: flex;
  justify-content: space-between;
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 6px;
}

.roadmap-tasks {
  font-size: 12px;
  color: #48516d;
  margin: 0;
  line-height: 1.5;
}

/* 5-Mark Explainer */
.explainer-input-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.explainer-input {
  flex: 1;
  background: #ffffff;
  border: 1px solid #dfe1e9;
  border-radius: 8px;
  padding: 10px 14px;
  font: 13px 'DM Sans', sans-serif;
  color: var(--ink);
  outline-color: var(--blue);
}

.topic-pills-list {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.topic-pill {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  border-radius: 20px;
  padding: 4px 10px;
  font-size: 11px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.topic-pill:hover {
  background: rgba(255, 255, 255, 0.28);
}

.explainer-result-card {
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink);
  border-radius: 12px;
  padding: 20px;
  margin-top: 14px;
}

.explainer-result-card h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 16px;
  margin: 0 0 10px;
  color: #202758;
}

.explainer-section-title {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blue);
  margin: 12px 0 4px;
}

.explainer-bullets {
  margin: 4px 0 10px;
  padding-left: 18px;
  font-size: 12px;
  line-height: 1.6;
  color: #3b435b;
}

.exam-tip-box {
  background: #f1f4ff;
  border-left: 3px solid var(--blue);
  border-radius: 6px;
  padding: 10px;
  font-size: 11px;
  color: #242c60;
  margin-top: 12px;
}

/* Print / PDF Export Styles */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 10pt;
  }

  .site-header,
  .hero-actions,
  .hero-art,
  .menu-toggle,
  .button,
  .small-button,
  .text-btn,
  .mode-tabs,
  .ai-mode-tabs,
  #quick-panel,
  .exam-form,
  .remove-row,
  .exam-card-delete,
  .preset-selector-container,
  .gpa-actions-bar,
  footer,
  .ai-banner,
  .orb,
  .trust,
  #add-subject,
  #add-timetable,
  #add-course-btn,
  #add-holiday,
  .holiday-picker,
  .target-label input,
  .target-grade-selector,
  .explainer-input-bar,
  .topic-pills-list {
    display: none !important;
  }

  .hero {
    min-height: auto !important;
    padding: 15px 0 !important;
  }

  .tool-section,
  .calculator-section {
    padding: 15px 0 !important;
    page-break-inside: avoid;
  }

  .calculator-card,
  .tool-card-box {
    box-shadow: none !important;
    border: 1px solid #ccc !important;
    page-break-inside: avoid;
  }

  .print-header-banner {
    display: block !important;
    border-bottom: 2px solid #202758;
    padding-bottom: 10px;
    margin-bottom: 16px;
  }

  .print-header-banner h1 {
    font-size: 20pt;
    margin: 0;
    color: #202758;
  }

  .print-header-banner p {
    font-size: 9pt;
    color: #555;
    margin: 3px 0 0;
  }
}

.print-header-banner {
  display: none;
}

.calendar-sync-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #edf0ff;
  border: 1px solid #d4dcff;
  color: #485bd4;
  font: 700 11px 'DM Sans', sans-serif;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.calendar-sync-btn:hover {
  background: #485bd4;
  color: #ffffff;
}

.schedule-card {
  width: 340px !important;
  max-height: 310px;
  overflow-y: auto;
  z-index: 3;
}

.day-selector-mini {
  border: 1px solid #dfe1e9;
  border-radius: 4px;
  font-size: 10px;
  padding: 2px 4px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.class-row-actions {
  display: flex;
  gap: 4px;
  align-items: center;
}

.class-action-btn {
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.class-action-btn.present {
  background: #e6f8ee;
  color: #277c57;
  border-color: #c9eedf;
}

.class-action-btn.present:hover {
  background: #277c57;
  color: #fff;
}

.class-action-btn.absent {
  background: #fff0ee;
  color: #c64e4b;
  border-color: #ffd8d4;
}

.class-action-btn.absent:hover {
  background: #c64e4b;
  color: #fff;
}

.class-status-badge {
  font-size: 9px;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 4px;
}

.class-status-badge.present {
  background: #e6f8ee;
  color: #277c57;
}

.class-status-badge.absent {
  background: #fff0ee;
  color: #c64e4b;
}

.no-classes-today {
  padding: 16px 0;
  text-align: center;
  color: #737a8d;
  font-size: 11px;
}

/* Visual Analytics & Attendance Risk Radar */
.analytics-card {
  background: #ffffff;
  border: 1px solid var(--line);
  box-shadow: 0 15px 35px rgba(36, 42, 76, 0.05);
  border-radius: 14px;
  padding: 26px;
}

.radar-summary-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.circular-gauge-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.circular-gauge {
  position: relative;
  width: 130px;
  height: 130px;
}

.circular-gauge svg {
  transform: rotate(-90deg);
  width: 130px;
  height: 130px;
}

.gauge-bg {
  fill: none;
  stroke: #ebeef7;
  stroke-width: 10;
}

.gauge-fill {
  fill: none;
  stroke: #43b786;
  stroke-width: 10;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.8s ease;
}

.gauge-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.gauge-center b {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 26px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1;
}

.gauge-center span {
  font-size: 10px;
  color: var(--muted);
  font-weight: 600;
}

.radar-stats-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.radar-stat-tile {
  background: #f8f9fd;
  border: 1px solid #eaedf6;
  border-radius: 8px;
  padding: 12px 10px;
  text-align: center;
}

.radar-stat-tile b {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 20px;
  line-height: 1.1;
  color: var(--ink);
}

.radar-stat-tile span {
  font-size: 10px;
  color: var(--muted);
}

.radar-stat-tile.safe b { color: #277c57; }
.radar-stat-tile.warn b { color: #b8791d; }
.radar-stat-tile.danger b { color: #c64e4b; }

/* Subject Spectrum Bars */
.spectrum-chart-container {
  margin-top: 16px;
}

.spectrum-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 12px;
}

.spectrum-row {
  margin-bottom: 14px;
}

.spectrum-row-label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  margin-bottom: 5px;
}

.spectrum-row-label b {
  font-weight: 600;
  color: var(--ink);
}

.spectrum-row-label span {
  font-size: 11px;
  font-weight: 700;
}

.spectrum-bar-track {
  height: 10px;
  background: #edf0f7;
  border-radius: 6px;
  position: relative;
  overflow: visible;
}

.spectrum-target-line {
  position: absolute;
  top: -4px;
  bottom: -4px;
  width: 2px;
  background: #202758;
  z-index: 2;
  border-radius: 1px;
}

.spectrum-target-line::after {
  content: '75%';
  position: absolute;
  top: -16px;
  left: -10px;
  font-size: 9px;
  font-weight: 700;
  color: var(--ink);
  opacity: 0.7;
}

.spectrum-bar-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 0.6s ease;
}

.spectrum-bar-fill.safe {
  background: linear-gradient(90deg, #5267ee, #43b786);
}

.spectrum-bar-fill.warn {
  background: linear-gradient(90deg, #f0b543, #e5922a);
}

.spectrum-bar-fill.danger {
  background: linear-gradient(90deg, #ea635a, #c64e4b);
}

@media (max-width: 600px) {
  .radar-summary-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .radar-stats-list {
    grid-template-columns: 1fr;
  }
}


.tool-section-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 65px;
  align-items: start;
}

.tool-intro h2 {
  font-size: 36px;
  line-height: 1.2;
  margin: 12px 0 16px;
}

.tool-intro p:not(.kicker) {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  max-width: 360px;
}

.tool-card-box {
  background: #ffffff;
  border: 1px solid var(--line);
  box-shadow: 0 16px 36px rgba(32, 39, 88, 0.06);
  border-radius: 14px;
  padding: 28px;
}

.tool-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
  margin-bottom: 22px;
}

.tool-header h3 {
  font-size: 18px;
  margin: 0;
  color: var(--ink);
}

.tool-header p {
  font-size: 12px;
  color: var(--muted);
  margin: 4px 0 0;
}

.save-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  color: #36866c;
  background: #edf9f4;
  border: 1px solid #d2f2e5;
  border-radius: 20px;
  padding: 4px 10px;
}

.save-pill-dot {
  width: 7px;
  height: 7px;
  background: #43b786;
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(67, 183, 134, 0.2);
}

/* GPA / SGPA Course Rows */
.gpa-course-row {
  display: grid;
  grid-template-columns: minmax(0, 2fr) 95px 125px 30px;
  gap: 8px;
  margin-bottom: 9px;
  align-items: center;
}

.gpa-course-row input,
.gpa-course-row select,
.custom-select {
  width: 100%;
  min-width: 0;
  border: 1px solid #dfe1e9;
  border-radius: 6px;
  padding: 9px 10px;
  font: 12px 'DM Sans', sans-serif;
  color: var(--ink);
  background: #fff;
  outline-color: var(--blue);
}

.gpa-course-row select:focus,
.custom-select:focus {
  border-color: var(--blue);
}

.gpa-actions-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.text-btn {
  background: none;
  border: none;
  color: #8b92a5;
  font-size: 11px;
  cursor: pointer;
  padding: 5px 8px;
  border-radius: 4px;
}

.text-btn:hover {
  color: #c64e4b;
  background: #fff0ee;
}

/* GPA Result Display */
.gpa-result-card {
  margin-top: 22px;
  padding: 20px;
  background: linear-gradient(135deg, #f5f7ff 0%, #eefbf6 100%);
  border: 1px solid #d7e0ff;
  border-radius: 12px;
}

.gpa-score-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.gpa-big-score {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 38px;
  font-weight: 800;
  color: var(--blue);
  line-height: 1;
}

.gpa-big-score small {
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
}

.gpa-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge-pill {
  padding: 6px 11px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
}

.badge-pill.credits {
  background: #ffffff;
  color: var(--ink);
  border: 1px solid #dfe3f0;
}

.badge-pill.pct {
  background: #dff6ea;
  color: #1a7a53;
  border: 1px solid #bcead4;
}

.gpa-formula-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  font-size: 11px;
  color: var(--muted);
}

.formula-switch {
  cursor: pointer;
  color: var(--blue);
  font-weight: 600;
  text-decoration: underline;
  background: none;
  border: none;
  font-size: 11px;
  padding: 0;
}

/* University Preset Selector */
.preset-selector-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #f8f9fe;
  border: 1px solid #e2e6f4;
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 16px;
  font-size: 11px;
}

.preset-selector-container label {
  color: var(--muted);
  font-weight: 600;
}

.preset-dropdown {
  border: 1px solid #dfe1e9;
  border-radius: 5px;
  padding: 5px 8px;
  font-size: 11px;
  font-weight: 600;
  color: var(--ink);
  background: #fff;
  cursor: pointer;
  outline-color: var(--blue);
}

/* 8-Semester Transcript */
.transcript-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}

.sem-card {
  background: #f9faff;
  border: 1px solid #e1e6f4;
  border-radius: 8px;
  padding: 10px;
  transition: all 0.15s ease;
}

.sem-card:hover {
  border-color: #c7d2f8;
}

.sem-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.sem-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
}

.sem-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.sem-inputs label {
  font-size: 9px;
  color: var(--muted);
  font-weight: 600;
}

.sem-inputs input {
  width: 100%;
  border: 1px solid #dfe1e9;
  border-radius: 5px;
  padding: 6px 7px;
  font-size: 11px;
  margin-top: 2px;
  background: #fff;
  color: var(--ink);
}

/* Transcript Summary & Progression Curve */
.transcript-summary-box {
  background: linear-gradient(135deg, #f4f7ff 0%, #eefbf6 100%);
  border: 1px solid #d4defc;
  border-radius: 12px;
  padding: 18px;
  margin-top: 18px;
}

.transcript-stats-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.transcript-cgpa-score {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 36px;
  font-weight: 800;
  color: var(--blue);
  line-height: 1;
}

.transcript-cgpa-score small {
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}

.progression-curve-container {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(0, 0, 0, 0.07);
}

.progression-curve-header {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
}

.progression-svg-chart {
  width: 100%;
  height: 90px;
}

@media (max-width: 800px) {
  .transcript-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .transcript-grid {
    grid-template-columns: 1fr;
  }
}

.target-planner-form .input-grid {
  margin-bottom: 14px;
}

.planner-advice-box {
  margin-top: 18px;
  padding: 16px;
  border-radius: 10px;
  border: 1px solid transparent;
}

.planner-advice-box.feasible {
  background: #eef9f4;
  border-color: #c9eedf;
  color: #1e704e;
}

.planner-advice-box.challenging {
  background: #fff9ed;
  border-color: #f7e4be;
  color: #8f5c0c;
}

.planner-advice-box.impossible {
  background: #fff1f0;
  border-color: #ffd2cf;
  color: #9d2e2b;
}

.planner-advice-box h4 {
  font-size: 14px;
  margin: 0 0 6px;
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.planner-advice-box p {
  font-size: 12px;
  line-height: 1.5;
  margin: 0;
}

/* Internal Marks Section */
.weightage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 18px;
}

.weightage-card {
  background: #f8f9fc;
  border: 1px solid #e7eaee;
  border-radius: 8px;
  padding: 12px;
}

.weightage-card span {
  display: block;
  font-size: 11px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}

.weightage-card small {
  display: block;
  font-size: 10px;
  color: var(--muted);
  margin-bottom: 8px;
}

.weightage-card input {
  width: 100%;
  border: 1px solid #dfe1e9;
  border-radius: 5px;
  padding: 7px 8px;
  font-size: 12px;
  outline-color: var(--blue);
}

.target-grade-selector {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 10px 0 16px;
}

.grade-choice {
  border: 1px solid #dfe1e9;
  background: #fff;
  border-radius: 8px;
  padding: 10px 6px;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.grade-choice:hover {
  border-color: var(--blue);
}

.grade-choice.active {
  background: #5267ee;
  border-color: #5267ee;
  color: #fff;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(82, 103, 238, 0.25);
}

.grade-choice b {
  display: block;
  font-size: 14px;
}

.grade-choice span {
  font-size: 10px;
  opacity: 0.85;
}

.internal-result-card {
  margin-top: 20px;
  padding: 18px;
  background: #f6f8fd;
  border: 1px solid #dce2f3;
  border-radius: 10px;
}

.internal-meter {
  height: 8px;
  background: #e4e7f2;
  border-radius: 6px;
  overflow: hidden;
  margin: 10px 0;
}

.internal-meter-fill {
  height: 100%;
  background: linear-gradient(90deg, #5267ee, #43b786);
  border-radius: 6px;
  transition: width 0.3s ease;
}

.internal-breakdown {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--muted);
}

.internal-needed-stat {
  font-size: 26px;
  font-weight: 800;
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--ink);
  margin: 8px 0;
}

.internal-needed-stat span {
  font-size: 14px;
  color: var(--muted);
  font-weight: 500;
}

/* Exam Countdown */
.exam-form {
  display: grid;
  grid-template-columns: 1.5fr 1.2fr 100px 110px;
  gap: 10px;
  align-items: flex-end;
  background: #f9faff;
  border: 1px dashed #d5ddf5;
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 24px;
}

.exam-form label {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.exam-form input {
  border: 1px solid #dfe1e9;
  border-radius: 6px;
  padding: 8px 10px;
  font: 12px 'DM Sans', sans-serif;
}

.exam-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.exam-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  position: relative;
  box-shadow: 0 6px 18px rgba(32, 39, 88, 0.04);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.exam-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(32, 39, 88, 0.08);
}

.exam-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.exam-card-subject {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin: 0;
}

.exam-card-date {
  font-size: 11px;
  color: var(--muted);
  margin-top: 3px;
}

.countdown-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 9px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.countdown-badge.urgent {
  background: #fff0ee;
  color: #c64e4b;
  border: 1px solid #f9ccc8;
}

.countdown-badge.soon {
  background: #fff8eb;
  color: #a06716;
  border: 1px solid #f6e2be;
}

.countdown-badge.normal {
  background: #eef3ff;
  color: #485bd4;
  border: 1px solid #d4defc;
}

.countdown-badge.completed {
  background: #eef9f4;
  color: #277c57;
  border: 1px solid #cfede0;
}

.countdown-units {
  display: flex;
  gap: 8px;
  margin: 14px 0 12px;
}

.countdown-unit-box {
  flex: 1;
  text-align: center;
  background: #f8f9fd;
  border: 1px solid #eaedf6;
  border-radius: 7px;
  padding: 8px 4px;
}

.countdown-unit-box b {
  display: block;
  font-size: 18px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--ink);
  line-height: 1.1;
}

.countdown-unit-box span {
  font-size: 9px;
  color: #8b92a5;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.prep-bar-container {
  margin-top: 12px;
}

.prep-bar-header {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--muted);
  margin-bottom: 4px;
}

.prep-bar {
  height: 5px;
  background: #edf0f7;
  border-radius: 4px;
  overflow: hidden;
}

.prep-bar-fill {
  height: 100%;
  background: #5267ee;
  border-radius: 4px;
  transition: width 0.2s ease;
}

.exam-card-delete {
  position: absolute;
  top: 12px;
  right: 12px;
  border: none;
  background: transparent;
  color: #b5bccb;
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
  border-radius: 4px;
}

.exam-card-delete:hover {
  color: #c64e4b;
  background: #fff0ee;
}

.empty-state {
  text-align: center;
  padding: 36px 16px;
  color: var(--muted);
  font-size: 13px;
  background: #fbfbfe;
  border: 1px dashed #dfe3f0;
  border-radius: 10px;
  grid-column: 1 / -1;
}

/* Mobile Responsiveness */
@media (max-width: 900px) {
  .tool-section-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .exam-form {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .gpa-course-row {
    grid-template-columns: 1fr 75px 85px 25px;
  }
  .weightage-grid {
    grid-template-columns: 1fr;
  }
  .target-grade-selector {
    grid-template-columns: repeat(2, 1fr);
  }
  .exam-form {
    grid-template-columns: 1fr;
  }
}