/* SIGMA Public School — design system */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;500;600;700&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap');

:root {
  --sigma-navy: #0b1d3a;
  --sigma-navy-mid: #152847;
  --sigma-navy-soft: #1e3558;
  --sigma-red: #d62828;
  --sigma-red-bright: #ef4444;
  --sigma-sky: #0096c7;
  --sigma-sky-light: #48cae4;
  --sigma-white: #ffffff;
  --sigma-surface: #f4f7fb;
  --sigma-surface-2: #e8eef5;
  --sigma-ink: #0f172a;
  --sigma-muted: #64748b;
  --sigma-line: #cbd5e1;
  --sigma-shadow: 0 18px 50px rgba(11, 29, 58, 0.14);
  --sigma-radius: 6px;
  --sigma-radius-lg: 12px;
  --sigma-nav-h: 76px;
  --font-display: 'Barlow Condensed', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  line-height: 1.65;
  color: var(--sigma-ink);
  background: var(--sigma-white);
  font-weight: 400;
}

/* ——— Navbar ——— */
.navbar-sigma {
  background: var(--sigma-navy) !important;
  border-bottom: 3px solid var(--sigma-red);
  min-height: var(--sigma-nav-h);
  padding-top: 0.4rem !important;
  padding-bottom: 0.4rem !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.18);
}

.navbar-sigma .navbar-brand {
  color: var(--sigma-white) !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  max-width: min(100%, 280px);
  line-height: 1.15;
}

.navbar-brand-text {
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 2.4vw, 1.05rem);
  letter-spacing: 0.06em;
}

.navbar-sigma .navbar-brand img,
.navbar-sigma .school-logo {
  height: 52px;
  max-width: 68px;
  object-fit: contain;
  border-radius: var(--sigma-radius);
  border: 2px solid var(--sigma-sky-light);
  background: var(--sigma-white);
}

.navbar-sigma .navbar-sigma-nav {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  column-gap: 0.15rem;
  row-gap: 0.35rem;
  margin-left: 0 !important;
  margin-right: 0 !important;
}

@media (min-width: 992px) {
  .navbar-sigma > .container {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    column-gap: 0.75rem;
  }

  .navbar-sigma .navbar-brand {
    grid-column: 1;
    justify-self: start;
  }

  .navbar-sigma.navbar-expand-lg .navbar-collapse.navbar-sigma-collapse {
    grid-column: 2;
    width: 100%;
    min-width: 0;
    display: flex !important;
    justify-content: center !important;
    align-items: center;
    flex: none !important;
    flex-basis: auto !important;
  }

  .navbar-sigma .user-icon-btn {
    grid-column: 3;
    justify-self: end;
    margin-left: 0 !important;
  }
}

.navbar-sigma .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.82) !important;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 0.85rem !important;
  border-radius: 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.navbar-sigma .navbar-nav .nav-link:hover {
  color: var(--sigma-white) !important;
  border-bottom-color: var(--sigma-sky-light);
  background: rgba(255, 255, 255, 0.06);
}

.navbar-sigma .navbar-nav .nav-link.active {
  color: var(--sigma-white) !important;
  border-bottom-color: var(--sigma-red);
  background: rgba(214, 40, 40, 0.15);
}

.navbar-sigma .navbar-nav .nav-link::after {
  display: none;
}

.navbar-sigma .dropdown-menu {
  border: none;
  border-radius: var(--sigma-radius);
  box-shadow: var(--sigma-shadow);
  padding: 0.4rem;
  background: var(--sigma-navy-mid);
}

.navbar-sigma .dropdown-item {
  border-radius: var(--sigma-radius);
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.9);
}

.navbar-sigma .dropdown-item:hover {
  background: var(--sigma-red);
  color: var(--sigma-white);
}

.navbar-sigma .navbar-toggler {
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 0.4rem 0.55rem;
}

.navbar-sigma .navbar-toggler-icon {
  filter: invert(1);
}

.user-icon-btn {
  background: var(--sigma-red) !important;
  border: none !important;
  box-shadow: none !important;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.user-icon-btn i {
  color: var(--sigma-white) !important;
}

@media (max-width: 991.98px) {
  .navbar-sigma .navbar-sigma-nav {
    width: 100%;
    padding-top: 0.5rem;
  }

  .navbar-sigma .navbar-collapse {
    background: var(--sigma-navy-mid) !important;
    padding: 1rem 1.25rem 1.25rem !important;
    border-radius: 0 0 var(--sigma-radius-lg) var(--sigma-radius-lg);
    margin-top: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  .navbar-sigma .navbar-nav .nav-link {
    border-bottom: none;
    border-left: 3px solid transparent;
    border-radius: 0;
  }

  .navbar-sigma .navbar-nav .nav-link:hover,
  .navbar-sigma .navbar-nav .nav-link.active {
    border-left-color: var(--sigma-red);
    background: rgba(214, 40, 40, 0.12);
  }
}

/* ——— Hero (home) ——— */
.hero-sigma {
  position: relative;
  padding-top: var(--sigma-nav-h);
  background: linear-gradient(135deg, var(--sigma-surface) 0%, var(--sigma-white) 55%, var(--sigma-surface-2) 100%);
  overflow: hidden;
}

.hero-sigma::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 42%;
  height: 100%;
  background: var(--sigma-navy);
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 0;
}

.hero-sigma::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--sigma-red), var(--sigma-sky), var(--sigma-red));
  z-index: 2;
}

.hero-sigma__inner {
  position: relative;
  z-index: 1;
  padding: 4rem 0 5rem;
}

.hero-sigma__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 991.98px) {
  .hero-sigma::before {
    width: 100%;
    height: 38%;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
  }

  .hero-sigma__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.hero-sigma__tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sigma-red);
  background: rgba(214, 40, 40, 0.08);
  border-left: 4px solid var(--sigma-red);
  padding: 0.4rem 0.85rem;
  margin-bottom: 1.25rem;
}

.hero-sigma__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--sigma-navy);
  margin-bottom: 1.25rem;
}

.hero-sigma__lead {
  font-size: 1.08rem;
  max-width: 32rem;
  color: var(--sigma-muted);
  margin-bottom: 2rem;
}

.hero-sigma__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.hero-sigma__visual {
  position: relative;
}

.hero-sigma__img-wrap {
  position: relative;
  border-radius: var(--sigma-radius-lg);
  overflow: hidden;
  box-shadow: var(--sigma-shadow);
  border: 4px solid var(--sigma-white);
  aspect-ratio: 4/3;
}

.hero-sigma__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-sigma__note {
  position: absolute;
  bottom: -1.5rem;
  left: -1.5rem;
  max-width: 85%;
  background: var(--sigma-red);
  color: var(--sigma-white);
  padding: 1.1rem 1.35rem;
  border-radius: var(--sigma-radius);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: 0 12px 32px rgba(214, 40, 40, 0.35);
  z-index: 2;
}

.hero-sigma__note strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
  opacity: 0.9;
}

@media (max-width: 991.98px) {
  .hero-sigma__title {
    color: var(--sigma-white);
  }

  .hero-sigma__lead {
    color: rgba(255, 255, 255, 0.85);
  }

  .hero-sigma__tag {
    background: rgba(255, 255, 255, 0.12);
    color: var(--sigma-white);
    border-left-color: var(--sigma-sky-light);
  }

  .hero-sigma .btn-sigma-ghost {
    border-color: var(--sigma-white);
    color: var(--sigma-white);
  }

  .hero-sigma .btn-sigma-ghost:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--sigma-white);
    color: var(--sigma-white);
  }

  .hero-sigma__note {
    position: relative;
    bottom: auto;
    left: auto;
    margin-top: 1rem;
    max-width: 100%;
  }
}

/* ——— Metrics strip ——— */
.sigma-metrics {
  background: var(--sigma-navy);
  padding: 0;
}

.sigma-metrics__row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.sigma-metrics__item {
  text-align: center;
  padding: 2rem 1.5rem;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.25s ease;
}

.sigma-metrics__item:last-child {
  border-right: none;
}

.sigma-metrics__item:hover {
  background: var(--sigma-navy-mid);
}

.sigma-metrics__icon {
  font-size: 1.75rem;
  color: var(--sigma-sky-light);
  margin-bottom: 0.65rem;
}

.sigma-metrics__num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--sigma-white);
  line-height: 1;
}

.sigma-metrics__label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 0.5rem;
}

@media (max-width: 767.98px) {
  .sigma-metrics__row {
    grid-template-columns: 1fr;
  }

  .sigma-metrics__item {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    gap: 1.25rem;
    text-align: left;
    padding: 1.25rem 1.5rem;
  }

  .sigma-metrics__item:last-child {
    border-bottom: none;
  }

  .sigma-metrics__icon {
    margin-bottom: 0;
    flex-shrink: 0;
  }
}

/* ——— Page shell (inner pages) ——— */
.sigma-page {
  padding-top: calc(var(--sigma-nav-h) + 1rem);
  padding-bottom: 4rem;
}

.sigma-page-banner {
  background: var(--sigma-navy);
  color: var(--sigma-white);
  padding: 3.5rem 0;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}

.sigma-page-banner::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--sigma-red);
}

.sigma-page-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 150, 199, 0.25), transparent 70%);
  pointer-events: none;
}

.sigma-page-banner__eyebrow {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sigma-sky-light);
  margin-bottom: 0.65rem;
}

.sigma-page-banner__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1.1;
  position: relative;
  z-index: 1;
}

.sigma-page-banner__sub {
  max-width: 38rem;
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.05rem;
  position: relative;
  z-index: 1;
}

/* ——— Sections ——— */
.sigma-section {
  padding: 4.5rem 0;
}

.sigma-section--alt {
  background: var(--sigma-surface);
}

.sigma-section-head {
  margin-bottom: 2.75rem;
  max-width: 720px;
}

.sigma-section-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.sigma-section-head__line {
  width: 48px;
  height: 4px;
  background: var(--sigma-red);
  margin-bottom: 1rem;
}

.sigma-section-head--center .sigma-section-head__line {
  margin-left: auto;
  margin-right: auto;
}

.sigma-section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 0.75rem;
  color: var(--sigma-navy);
}

.sigma-section-head p {
  margin: 0;
  color: var(--sigma-muted);
  font-size: 1rem;
}

/* Cards row */
.sigma-cards-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (max-width: 991.98px) {
  .sigma-cards-row {
    grid-template-columns: 1fr;
  }
}

.sigma-card {
  background: var(--sigma-white);
  border: 1px solid var(--sigma-line);
  border-left: 5px solid var(--sigma-sky);
  border-radius: var(--sigma-radius);
  padding: 2rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sigma-card:nth-child(2) {
  border-left-color: var(--sigma-red);
}

.sigma-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--sigma-shadow);
}

.sigma-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--sigma-radius);
  background: var(--sigma-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--sigma-sky-light);
  margin-bottom: 1.15rem;
}

.sigma-card:nth-child(2) .sigma-card__icon {
  background: var(--sigma-red);
  color: var(--sigma-white);
}

.sigma-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  color: var(--sigma-navy);
}

.sigma-card p {
  margin: 0;
  color: var(--sigma-muted);
}

/* Pillars grid */
.sigma-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 991.98px) {
  .sigma-pillars {
    grid-template-columns: 1fr;
  }
}

.sigma-pillar {
  background: var(--sigma-white);
  border: 1px solid var(--sigma-line);
  border-radius: var(--sigma-radius-lg);
  padding: 2rem 1.75rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.sigma-pillar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--sigma-sky);
}

.sigma-pillar:nth-child(2)::before {
  background: var(--sigma-red);
}

.sigma-pillar:nth-child(3)::before {
  background: var(--sigma-navy);
}

.sigma-pillar:hover {
  box-shadow: var(--sigma-shadow);
  border-color: transparent;
}

.sigma-pillar__num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--sigma-surface-2);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.sigma-pillar h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  color: var(--sigma-navy);
}

.sigma-pillar p {
  font-size: 0.92rem;
  color: var(--sigma-muted);
  margin: 0;
}

/* Story split */
.sigma-split {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.5rem;
  align-items: stretch;
}

@media (max-width: 991.98px) {
  .sigma-split {
    grid-template-columns: 1fr;
  }
}

.sigma-split__aside {
  background: linear-gradient(160deg, var(--sigma-red), #9b1c1c);
  color: var(--sigma-white);
  padding: 2.25rem;
  border-radius: var(--sigma-radius-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.sigma-split__aside h3 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.sigma-split__aside li {
  font-size: 0.95rem;
  margin-bottom: 0.85rem;
}

.sigma-split__aside li:last-child {
  margin-bottom: 0;
}

.sigma-split__body p {
  margin-bottom: 1.1rem;
  color: var(--sigma-muted);
}

.sigma-split__body p:last-child {
  margin-bottom: 0;
}

/* ——— Contact ——— */
.sigma-contact-wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

@media (max-width: 991.98px) {
  .sigma-contact-wrap {
    grid-template-columns: 1fr;
  }
}

.sigma-contact-form {
  background: var(--sigma-white);
  border: 1px solid var(--sigma-line);
  border-top: 4px solid var(--sigma-red);
  border-radius: var(--sigma-radius-lg);
  padding: 2.25rem;
  box-shadow: var(--sigma-shadow);
}

.sigma-contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
  color: var(--sigma-navy);
}

.sigma-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 575.98px) {
  .sigma-info-grid {
    grid-template-columns: 1fr;
  }
}

.sigma-info-tile {
  background: var(--sigma-surface);
  border-radius: var(--sigma-radius);
  padding: 1.35rem;
  border: 1px solid var(--sigma-line);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.sigma-info-tile:hover {
  border-color: var(--sigma-sky);
  background: var(--sigma-white);
}

.sigma-info-tile i {
  font-size: 1.35rem;
  color: var(--sigma-red);
  margin-bottom: 0.65rem;
  display: block;
}

.sigma-info-tile strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sigma-navy);
  margin-bottom: 0.35rem;
}

.sigma-map {
  border-radius: var(--sigma-radius-lg);
  overflow: hidden;
  border: 3px solid var(--sigma-navy);
  margin-top: 2.5rem;
}

.sigma-map iframe {
  width: 100%;
  min-height: 380px;
  border: 0;
  display: block;
}

/* ——— Admission ——— */
.sigma-age-table {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 2px solid var(--sigma-navy);
  border-radius: var(--sigma-radius);
  overflow: hidden;
  margin-bottom: 3rem;
}

@media (max-width: 767.98px) {
  .sigma-age-table {
    grid-template-columns: repeat(2, 1fr);
  }
}

.sigma-age-cell {
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--sigma-white);
  border-right: 1px solid var(--sigma-line);
  border-bottom: 1px solid var(--sigma-line);
  transition: background 0.2s ease;
}

.sigma-age-cell:nth-child(4n) {
  border-right: none;
}

.sigma-age-cell:hover {
  background: var(--sigma-surface);
}

.sigma-age-cell strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--sigma-navy);
}

.sigma-age-band {
  background: var(--sigma-surface);
  border-left: 5px solid var(--sigma-red);
  padding: 2rem;
  border-radius: var(--sigma-radius);
  margin-bottom: 2.5rem;
}

.sigma-age-band h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--sigma-navy);
  margin-bottom: 1.25rem;
}

.sigma-stepper {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.75rem;
  margin-bottom: 3rem;
}

@media (max-width: 991.98px) {
  .sigma-stepper {
    grid-template-columns: 1fr;
  }
}

.sigma-step {
  background: var(--sigma-white);
  border: 1px solid var(--sigma-line);
  border-radius: var(--sigma-radius);
  padding: 1.35rem 1rem;
  text-align: center;
  position: relative;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sigma-step:hover {
  border-color: var(--sigma-sky);
  box-shadow: 0 8px 24px rgba(0, 150, 199, 0.12);
}

.sigma-step__num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--sigma-red);
  color: var(--sigma-white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.85rem;
}

.sigma-step h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
  color: var(--sigma-navy);
}

.sigma-step p {
  font-size: 0.82rem;
  color: var(--sigma-muted);
  margin: 0;
}

.sigma-rules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 767.98px) {
  .sigma-rules-grid {
    grid-template-columns: 1fr;
  }
}

.sigma-rule-chip {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  background: var(--sigma-surface);
  border-radius: var(--sigma-radius);
  padding: 1rem 1.15rem;
  border: 1px solid var(--sigma-line);
  font-size: 0.9rem;
}

.sigma-rule-chip i {
  color: var(--sigma-red);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.sigma-duo-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 767.98px) {
  .sigma-duo-cards {
    grid-template-columns: 1fr;
  }
}

.sigma-duo-card {
  background: var(--sigma-navy);
  color: rgba(255, 255, 255, 0.9);
  border-radius: var(--sigma-radius-lg);
  padding: 2rem;
}

.sigma-duo-card:nth-child(2) {
  background: var(--sigma-white);
  color: var(--sigma-ink);
  border: 2px solid var(--sigma-line);
}

.sigma-duo-card h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 1.15rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

.sigma-duo-card:nth-child(2) h4 {
  border-bottom-color: var(--sigma-red);
  color: var(--sigma-navy);
}

/* ——— Academy ——— */
.sigma-program-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}

@media (max-width: 767.98px) {
  .sigma-program-grid {
    grid-template-columns: 1fr;
  }
}

.sigma-program-cell {
  background: var(--sigma-white);
  border: 1px solid var(--sigma-line);
  border-radius: var(--sigma-radius-lg);
  padding: 1.75rem;
  transition: box-shadow 0.25s ease;
}

.sigma-program-cell:hover {
  box-shadow: var(--sigma-shadow);
}

.sigma-program-cell--hero {
  grid-column: 1 / -1;
  background: linear-gradient(120deg, var(--sigma-navy), var(--sigma-navy-soft));
  color: var(--sigma-white);
  border: none;
}

.sigma-program-cell--hero h4 {
  color: var(--sigma-sky-light);
}

.sigma-program-cell--hero p,
.sigma-program-cell--hero li {
  color: rgba(255, 255, 255, 0.85);
}

.sigma-program-cell h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.6rem;
  color: var(--sigma-navy);
}

.sigma-program-cell p,
.sigma-program-cell li {
  font-size: 0.92rem;
  color: var(--sigma-muted);
}

.sigma-spotlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 991.98px) {
  .sigma-spotlights {
    grid-template-columns: 1fr;
  }
}

.sigma-spotlight {
  background: var(--sigma-surface);
  border-radius: var(--sigma-radius-lg);
  padding: 1.75rem;
  border-bottom: 4px solid var(--sigma-red);
  transition: transform 0.25s ease;
}

.sigma-spotlight:nth-child(2) {
  border-bottom-color: var(--sigma-sky);
}

.sigma-spotlight:nth-child(3) {
  border-bottom-color: var(--sigma-navy);
}

.sigma-spotlight:hover {
  transform: translateY(-4px);
}

.sigma-spotlight__icon {
  font-size: 2rem;
  color: var(--sigma-red);
  margin-bottom: 1rem;
}

.sigma-spotlight:nth-child(2) .sigma-spotlight__icon {
  color: var(--sigma-sky);
}

.sigma-spotlight:nth-child(3) .sigma-spotlight__icon {
  color: var(--sigma-navy);
}

.sigma-spotlight h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  color: var(--sigma-navy);
}

.sigma-spotlight p {
  font-size: 0.9rem;
  color: var(--sigma-muted);
  margin: 0;
}

/* ——— Facilities ——— */
.sigma-facility-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 991.98px) {
  .sigma-facility-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 575.98px) {
  .sigma-facility-grid {
    grid-template-columns: 1fr;
  }
}

.sigma-facility-card {
  background: var(--sigma-white);
  border: 1px solid var(--sigma-line);
  border-radius: var(--sigma-radius-lg);
  padding: 1.75rem 1.5rem;
  text-align: center;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.sigma-facility-card:hover {
  border-color: var(--sigma-sky);
  box-shadow: var(--sigma-shadow);
  transform: translateY(-4px);
}

.sigma-facility-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: var(--sigma-surface);
  border: 2px solid var(--sigma-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.65rem;
  color: var(--sigma-navy);
}

.sigma-facility-card:nth-child(even) .sigma-facility-card__icon {
  border-color: var(--sigma-sky);
  background: var(--sigma-navy);
  color: var(--sigma-sky-light);
}

.sigma-facility-card h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
  color: var(--sigma-navy);
}

.sigma-facility-card p {
  font-size: 0.88rem;
  color: var(--sigma-muted);
  margin: 0;
}

/* ——— Gallery ——— */
.sigma-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

@media (max-width: 767.98px) {
  .sigma-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 479.98px) {
  .sigma-gallery {
    grid-template-columns: 1fr;
  }
}

.sigma-gallery figure {
  margin: 0;
}

.sigma-gallery__item {
  position: relative;
  border-radius: var(--sigma-radius);
  overflow: hidden;
  aspect-ratio: 1;
  border: 2px solid var(--sigma-line);
  transition: border-color 0.3s ease;
}

.sigma-gallery__item:hover {
  border-color: var(--sigma-red);
}

.sigma-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease, filter 0.45s ease;
}

.sigma-gallery__item:hover img {
  transform: scale(1.08);
  filter: brightness(0.75);
}

.sigma-gallery__cap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(11, 29, 58, 0);
  color: var(--sigma-white);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  opacity: 0;
  transition: opacity 0.35s ease, background 0.35s ease;
}

.sigma-gallery__item:hover .sigma-gallery__cap {
  opacity: 1;
  background: rgba(11, 29, 58, 0.72);
}

/* ——— Mandatory disclosure ——— */
.disclosure-page .sigma-page-banner__title {
  font-size: clamp(1.55rem, 3vw, 2.15rem);
}

.sigma-disclosure-card {
  background: var(--sigma-white);
  border: 1px solid var(--sigma-line);
  border-top: 4px solid var(--sigma-navy);
  border-radius: var(--sigma-radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}

.sigma-disclosure-card h4 {
  font-family: var(--font-display);
  text-align: center;
  margin-bottom: 1.25rem;
  color: var(--sigma-navy);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.table-sigma thead th {
  background: var(--sigma-red) !important;
  color: var(--sigma-white) !important;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none !important;
  padding: 0.9rem !important;
}

.table-sigma tbody tr:nth-child(even) {
  background: var(--sigma-surface);
}

.table-sigma td,
.table-sigma th {
  vertical-align: middle;
  font-size: 0.86rem;
}

/* ——— Footer ——— */
.footer-sigma {
  background: var(--sigma-surface);
  color: var(--sigma-ink);
  padding: 3.5rem 0 2rem;
  border-top: 4px solid var(--sigma-red);
}

.footer-sigma h5 {
  font-family: var(--font-display);
  color: var(--sigma-navy);
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-sigma .brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.footer-sigma .brand-lockup img {
  height: 52px;
  width: auto;
  border-radius: var(--sigma-radius);
  border: 2px solid var(--sigma-sky);
}

.footer-sigma a {
  color: var(--sigma-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-sigma a:hover {
  color: var(--sigma-red) !important;
}

.footer-sigma .social-links a {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--sigma-radius);
  background: var(--sigma-navy);
  color: var(--sigma-white) !important;
  margin-right: 0.5rem;
  transition: background 0.2s ease, transform 0.2s ease;
}

.footer-sigma .social-links a:hover {
  background: var(--sigma-red);
  transform: translateY(-3px);
}

.footer-sigma .quick-links-col ul {
  padding: 0;
  margin: 0;
}

.footer-sigma .quick-links-col li {
  margin-bottom: 0.45rem;
}

.footer-sigma hr {
  border-color: var(--sigma-line);
  opacity: 1;
}

/* ——— Buttons ——— */
.btn-sigma-primary {
  background: var(--sigma-red);
  border: none;
  color: var(--sigma-white);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.7rem 1.65rem;
  border-radius: var(--sigma-radius);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-sigma-primary:hover {
  background: var(--sigma-red-bright);
  color: var(--sigma-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(214, 40, 40, 0.35);
}

.btn-sigma-ghost {
  background: transparent;
  border: 2px solid var(--sigma-navy);
  color: var(--sigma-navy);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.65rem 1.55rem;
  border-radius: var(--sigma-radius);
  transition: background 0.2s ease, color 0.2s ease;
}

.btn-sigma-ghost:hover {
  background: var(--sigma-navy);
  border-color: var(--sigma-navy);
  color: var(--sigma-white);
}

.btn-primary,
.offcanvas .auth-toggle .btn.btn-primary {
  background: var(--sigma-red) !important;
  border: none !important;
  border-radius: var(--sigma-radius) !important;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.55rem 1.35rem;
  color: var(--sigma-white) !important;
}

.btn-primary:hover {
  background: var(--sigma-red-bright) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(214, 40, 40, 0.3);
}

.btn-outline-primary {
  border-color: var(--sigma-navy) !important;
  color: var(--sigma-navy) !important;
  border-radius: var(--sigma-radius) !important;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.btn-outline-primary:hover {
  background: var(--sigma-navy) !important;
  color: var(--sigma-white) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--sigma-sky);
  box-shadow: 0 0 0 0.2rem rgba(0, 150, 199, 0.2);
}

/* ——— Back to top & WhatsApp ——— */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: var(--sigma-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  background: var(--sigma-navy) !important;
  border: 2px solid var(--sigma-red) !important;
  color: var(--sigma-white) !important;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--sigma-red) !important;
  color: var(--sigma-white) !important;
  border-color: var(--sigma-red) !important;
  transform: translateY(-4px);
}

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25d366;
  color: #fff;
  border-radius: var(--sigma-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.65rem;
  z-index: 999;
  text-decoration: none;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.whatsapp-float:hover {
  color: #fff;
  transform: scale(1.08);
  box-shadow: 0 14px 36px rgba(37, 211, 102, 0.45);
}

/* ——— User panel ——— */
.user-panel {
  --bs-offcanvas-width: min(420px, 92vw);
}

.offcanvas-header {
  border-bottom: 1px solid var(--sigma-line);
  background: var(--sigma-surface);
}

.offcanvas-title {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ——— Legacy compatibility ——— */
.main-page-section {
  background: var(--sigma-white);
  padding-top: 0;
}

.section-content {
  padding: 0;
  animation: none;
}

.underline {
  display: none;
}

.card {
  border-radius: var(--sigma-radius-lg);
  border: 1px solid var(--sigma-line);
}

.contact-link {
  color: var(--sigma-navy);
  font-weight: 600;
}

.contact-link:hover {
  color: var(--sigma-red);
}

.social-icons .social-circle {
  border: 2px solid var(--sigma-line);
  color: var(--sigma-navy);
  width: 42px;
  height: 42px;
  border-radius: var(--sigma-radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.social-icons .social-circle:hover {
  background: var(--sigma-red);
  color: var(--sigma-white);
  border-color: var(--sigma-red);
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--sigma-surface);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--sigma-red), var(--sigma-navy));
  border-radius: 6px;
}

#contactFormToggle.collapsed {
  opacity: 1;
}