/* Huzikit Design System — Exact Color Mapping & Styles */
:root {
  --ink: #15132b;
  --ink-soft: #4d4a6b;
  --ink-faint: #8985a8;

  --bg: #fcfbff;
  --bg-soft: #f4f2ff;

  --line: #e7e4f6;
  --line-soft: #f0eefb;

  --primary: #4f46e5;
  --primary-dark: #3b33c4;
  --primary-light: #eeebff;

  --accent: #7c3aed;

  --white: #ffffff;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 4px rgba(21, 19, 43, 0.04);
  --shadow-md: 0 10px 25px rgba(79, 70, 229, 0.08);
  --shadow-lg: 0 20px 40px rgba(21, 19, 43, 0.08);
  --transition: all 0.25s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  background-color: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Lexend", sans-serif;
  color: var(--ink);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Navigation */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  color: var(--white);
  font-family: "Lexend", sans-serif;
  font-weight: 700;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.logo-text {
  font-family: "Lexend", sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--ink);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-weight: 500;
  color: var(--ink-soft);
  font-size: 15px;
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.dropdown {
  position: relative;
}

.drop-btn {
  background: none;
  border: none;
  font-family: "Inter", sans-serif;
  font-weight: 500;
  color: var(--ink-soft);
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 0;
}

.drop-btn .arrow {
  font-size: 10px;
  transition: var(--transition);
}

.dropdown:hover .drop-btn {
  color: var(--primary);
}

.dropdown:hover .drop-btn .arrow {
  transform: rotate(180deg);
}

.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  padding: 10px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 100;
}

.dropdown:hover .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-content a {
  display: block;
  padding: 8px 20px;
  color: var(--ink-soft);
  font-size: 14px;
  transition: var(--transition);
}

.dropdown-content a:hover,
.dropdown-content a.active {
  background: var(--primary-light);
  color: var(--primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-trigger-btn {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-faint);
  cursor: pointer;
  font-size: 13px;
  transition: var(--transition);
}

.search-trigger-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.search-shortcut {
  background: var(--white);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  border: 1px solid var(--line);
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--ink);
  position: absolute;
  transition: var(--transition);
}

.hamburger span:nth-child(1) {
  top: 0;
}
.hamburger span:nth-child(2) {
  top: 11px;
}
.hamburger span:nth-child(3) {
  bottom: 0;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(11px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-11px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(21, 19, 43, 0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 360px;
  height: 100%;
  background: var(--white);
  padding: 24px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu-overlay.active .mobile-menu-content {
  transform: translateX(0);
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
}

.mobile-close {
  background: none;
  border: none;
  font-size: 28px;
  color: var(--ink-soft);
  cursor: pointer;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-accordion .acc-btn {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  font-family: "Lexend", sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
  padding: 12px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.mobile-accordion .acc-btn::after {
  content: "+";
  font-size: 18px;
  color: var(--primary);
}

.mobile-accordion.active .acc-btn::after {
  content: "-";
}

.mobile-accordion .acc-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  display: flex;
  flex-direction: column;
  padding-left: 12px;
}

.mobile-accordion .acc-content a {
  padding: 8px 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.mobile-link {
  font-family: "Lexend", sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
  padding: 12px 0;
  display: block;
  border-top: 1px solid var(--line-soft);
}

/* Search Modal */
.search-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(21, 19, 43, 0.6);
  backdrop-filter: blur(4px);
  z-index: 3000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 100px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.search-modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.search-modal-container {
  width: 100%;
  max-width: 600px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  transform: translateY(-20px);
  transition: transform 0.3s ease;
}

.search-modal-backdrop.active .search-modal-container {
  transform: translateY(0);
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-faint);
}

.search-input-wrapper input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 16px;
  font-family: "Inter", sans-serif;
  color: var(--ink);
  background: transparent;
}

.search-modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--ink-faint);
  cursor: pointer;
}

.search-results-container {
  max-height: 400px;
  overflow-y: auto;
  padding: 12px;
}

.search-hint {
  padding: 20px;
  text-align: center;
  color: var(--ink-faint);
  font-size: 14px;
}

.search-result-item {
  display: block;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.search-result-item:hover {
  background: var(--primary-light);
}

.search-result-title {
  font-weight: 600;
  color: var(--ink);
  font-size: 14px;
}

.search-result-cat {
  font-size: 12px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Hero Section */
.hero-section {
  padding: 60px 0 40px;
  background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-family: "Lexend", sans-serif;
  font-weight: 600;
  font-size: 12px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.hero-title {
  font-size: 42px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero-desc {
  color: var(--ink-soft);
  font-size: 16px;
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  gap: 16px;
}

.btn {
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: "Lexend", sans-serif;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

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

.btn-secondary {
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* 3D Glass Hero Card */
.glass-card-3d {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(244, 242, 255, 0.8) 100%
  );
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-lg);
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: var(--transition);
}

.glass-card-3d:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.card-header-3d {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.badge-pill {
  background: var(--primary-light);
  color: var(--primary);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
}

.card-gpa-display {
  text-align: center;
  margin-bottom: 24px;
  padding: 20px 0;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
}

.gpa-big-number {
  display: block;
  font-family: "Lexend", sans-serif;
  font-size: 48px;
  font-weight: 800;
  color: var(--primary);
}

.gpa-big-label {
  font-size: 13px;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.card-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.metric-box {
  background: var(--white);
  padding: 12px;
  border-radius: var(--radius-sm);
  text-align: center;
  border: 1px solid var(--line-soft);
}

.m-val {
  display: block;
  font-family: "Lexend", sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--ink);
}

.m-lbl {
  font-size: 11px;
  color: var(--ink-faint);
}

/* Calculator Section */
.calculator-section {
  padding: 40px 0 80px;
}

.app-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.calc-config-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-soft);
}

.config-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.config-group label {
  font-weight: 600;
  font-size: 14px;
  color: var(--ink-soft);
}

.form-select {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-family: "Inter", sans-serif;
  font-size: 14px;
  color: var(--ink);
  outline: none;
  cursor: pointer;
}

.form-select:focus {
  border-color: var(--primary);
}

.config-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-icon-text {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  color: var(--primary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon-text:hover {
  background: var(--primary-light);
  border-color: var(--primary);
}

.text-secondary-btn {
  color: var(--ink-soft);
  background: var(--white);
}

.text-secondary-btn:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.scale-warning-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--primary-light);
  color: var(--primary-dark);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 24px;
}

.scale-warning-note svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* Course Table */
.table-responsive-wrapper {
  overflow-x: auto;
  margin-bottom: 24px;
}

.course-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.course-table th {
  background: var(--bg-soft);
  color: var(--ink-soft);
  font-family: "Lexend", sans-serif;
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}

.course-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: middle;
}

.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: "Inter", sans-serif;
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: var(--transition);
  background: var(--white);
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.remove-row-btn {
  background: none;
  border: none;
  color: var(--ink-faint);
  cursor: pointer;
  font-size: 18px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.remove-row-btn:hover {
  background: #fee2e2;
  color: #dc2626;
}

/* Result Dashboard */
.result-dashboard {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 24px;
  background: var(--bg-soft);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  border: 1px solid var(--line);
}

.result-main-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  border: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.result-gpa-val {
  display: block;
  font-family: "Lexend", sans-serif;
  font-size: 52px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 6px;
}

.result-gpa-lbl {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.gpa-meter-container {
  margin: 16px 0;
}

.gpa-meter-bar {
  height: 8px;
  background: var(--line);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  margin-bottom: 6px;
}

.gpa-meter-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 4px;
  transition: width 0.3s ease;
}

.gpa-meter-markers {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--ink-faint);
}

.gpa-status-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--bg-soft);
  padding: 8px;
  border-radius: var(--radius-sm);
}

.result-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  border: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.stat-value {
  font-family: "Lexend", sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 13px;
  color: var(--ink-faint);
  font-weight: 500;
}

/* Expandable Custom Scale */
.expandable-section {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
}

.expandable-header {
  margin-bottom: 16px;
}

.expandable-header h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.expandable-header p {
  font-size: 14px;
  color: var(--ink-soft);
}

.custom-scale-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.custom-scale-item {
  background: var(--white);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.custom-scale-item label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
}

.custom-scale-actions {
  display: flex;
  gap: 12px;
}

/* Advanced Tools Grid */
.advanced-tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}

.adv-card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 24px;
}

.full-width-card {
  grid-column: 1 / -1;
  margin-bottom: 24px;
}

.adv-card h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.adv-card p {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.form-row-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
}

.adv-result-box {
  background: var(--white);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-soft);
  font-size: 14px;
  color: var(--ink);
}

.whatif-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr auto;
  gap: 12px;
  margin-bottom: 16px;
}

.whatif-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.whatif-item {
  background: var(--white);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}

.storage-notice {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-faint);
  justify-content: center;
  text-align: center;
}

/* SEO Content Section */
.seo-content-section {
  padding: 60px 0;
  background: var(--white);
  border-top: 1px solid var(--line);
}

.article-container {
  max-width: 800px;
}

.article-container article h2 {
  font-size: 26px;
  margin-top: 36px;
  margin-bottom: 16px;
}

.article-container article p {
  color: var(--ink-soft);
  margin-bottom: 20px;
  font-size: 16px;
}

.formula-box {
  background: var(--bg-soft);
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0;
  font-family: "Lexend", sans-serif;
  font-size: 16px;
  color: var(--ink);
}

.example-list {
  margin-bottom: 20px;
  padding-left: 20px;
}

.example-list li {
  list-style-type: disc;
  color: var(--ink-soft);
  margin-bottom: 8px;
  font-size: 15px;
}

/* FAQ Section */
.faq-section {
  margin-top: 60px;
}

.faq-section h2 {
  font-size: 28px;
  margin-bottom: 24px;
  text-align: center;
}

.faq-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 20px;
  text-align: left;
  font-family: "Lexend", sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon {
  font-size: 20px;
  font-weight: 400;
  color: var(--primary);
  transition: transform 0.25s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 20px;
}

.faq-answer p {
  color: var(--ink-soft);
  font-size: 15px;
  padding-bottom: 18px;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: var(--white);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 40px;
}

.footer-logo {
  color: var(--white);
  margin-bottom: 16px;
}

.footer-logo .logo-text {
  color: var(--white);
}

.footer-bio {
  color: #a3a0c4;
  font-size: 14px;
  margin-bottom: 20px;
  line-height: 1.5;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  color: var(--white);
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary);
}

.footer-col h4 {
  font-family: "Lexend", sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  color: #a3a0c4;
  font-size: 14px;
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #a3a0c4;
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--ink);
  color: var(--white);
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  z-index: 4000;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
}

.toast-notification.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Responsive Overrides */
@media (max-width: 992px) {
  .desktop-nav {
    display: none;
  }
  .hamburger {
    display: block;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-visual {
    max-width: 480px;
    margin: 0 auto;
    width: 100%;
  }
  .result-dashboard {
    grid-template-columns: 1fr;
  }
  .advanced-tools-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .calc-config-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .config-actions {
    justify-content: stretch;
  }
  .config-actions button {
    flex: 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
  .whatif-row {
    grid-template-columns: 1fr;
  }
  .app-card {
    padding: 16px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 32px;
  }
  .result-stats-grid {
    grid-template-columns: 1fr;
  }
}