:root {
    --teal: #3f7493;
    --dark: #11547b;
    --teal-pale: #edf4f8;
    --teal-mid: #c8dde9;
    --white: #ffffff;
    --teal-deep: #0d3f5c;
    --teal-soft: #f4f9fc;
    --border: #d4e6f0;
    --text: #0f2d40;
    --muted: #00253a;
    --surface: #f8fbfd;
  }
 
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
 
  body {
    
    background: var(--surface);
    color: var(--text);
    overflow-x: hidden;
  }
 
  /* ── HERO ──────────────────────────────────────── */
  .hero {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 72px 48px 0;
    position: relative;
    overflow: hidden;
  }
 
  .hero-inner {
    max-width: 940px;
    margin: 0 auto;
  }
 
  .hero-top {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: start;
    padding-bottom: 48px;
  }
 
  .hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--teal-pale);
    border: 1px solid var(--teal-mid);
    border-radius: 50px;
    padding: 6px 16px;
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 22px;
  }
 
  .hero-pill span {
    width: 6px;
    height: 6px;
    background: var(--teal);
    border-radius: 50%;
    display: inline-block;
  }
 
  .hero-title {
   
    font-size: 40px;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.1;
    margin-bottom: 0px;
  }
 
  .hero-title em {
    font-style: italic;
    color: var(--teal);
  }
 
  .hero-desc {
    font-size: 14.5px;
    font-weight: 300;
    color: var(--muted);
    line-height: 1.85;
    max-width: 540px;
  }
 
  .hero-contact-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 8px;
    align-items: flex-end;
  }
 
  .hc-item {
    display: flex;
    align-items: center;
    gap: 9px;
    background: var(--teal-pale);
    border: 1px solid var(--teal-mid);
    border-radius: 8px;
    padding: 10px 18px;
    color: var(--dark);
    text-decoration: none;
    font-size: 12.5px;
    font-weight: 600;
    white-space: nowrap;
    transition: background .2s, border-color .2s;
  }
 
  .hc-item:hover { background: var(--teal-mid); border-color: var(--teal); }
  .hc-item svg { color: var(--teal); flex-shrink: 0; }
 
  /* ── NAV TABS ──────────────────────────────────── */
  .nav-tabs {
    display: flex;
    gap: 0;
    border-top: 1px solid var(--border);
    margin-top: 0;
  }
 
  .nav-tab {
    background: none;
    border: none;
    cursor: pointer;
    
    font-size: 13px;
    font-weight: 600;
    color: var(--muted);
    padding: 0 28px;
    height: 52px;
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    transition: color .2s;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
  }
 
  .nav-tab::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--dark);
    transform: scaleX(0);
    transition: transform .25s cubic-bezier(.34,1.56,.64,1);
  }
 
  .nav-tab.tab-on { color: var(--dark); }
  .nav-tab.tab-on::after { transform: scaleX(1); }
  .nav-tab:hover { color: var(--dark); }
 
  .tab-count {
    background: var(--teal-pale);
    border: 1px solid var(--teal-mid);
    color: var(--teal);
    font-size: 10px;
    font-weight: 700;
    border-radius: 50px;
    padding: 2px 8px;
    transition: background .2s;
  }
 
  .tab-on .tab-count { background: var(--dark); color: var(--white); border-color: var(--dark); }
 
  /* ── STICKY RAIL ───────────────────────────────── */
  .sticky-rail {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 12px rgba(17,84,123,.06);
  }
 
  .sticky-rail-inner {
    max-width: 940px;
    margin: 0 auto;
    padding: 0 48px;
  }
 
  /* ── SECTIONS ──────────────────────────────────── */

  .sec-body {
    max-width: 1140px;
    margin: 0 auto;
    padding: 34px 48px 36px;
  }
 
  /* ── ELIGIBILITY PAGE ──────────────────────────── */
  .overview-text {
    font-size: 17px;
    font-weight: 300;
    color: var(--muted);
    line-height: 1.85;
    margin-bottom: 12px;
  }
 
  .overview-text + .overview-text { margin-bottom: 52px; }
 
  .two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
  }
 
  .two-col.single { grid-template-columns: 1fr; }
 
  .info-block {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
  }
 
  .ib-head {
    background: var(--teal-pale);
    border-bottom: 1px solid var(--border);
    padding: 18px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
 
  .ib-icon {
    width: 34px;
    height: 34px;
    background: var(--white);
    border: 1px solid var(--teal-mid);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
 
  .ib-icon svg { color: var(--teal); }
 
  .ib-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--dark);
  }
 
  .ib-list {
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
 
  .ib-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 15px;
    color: var(--text);
    line-height: 1.6;
    font-weight: 400;
  }
 
  .ib-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--teal);
    flex-shrink: 0;
    margin-top: 7px;
  }
 
  .ib-note {
    margin: 0 24px 20px;
    padding: 10px 14px;
    background: var(--teal-soft);
    border-radius: 8px;
    font-size: 15px;
    color: var(--teal);
    font-weight: 500;
    border-left: 2px solid var(--teal);
  }
 
  .benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }
 
  .ben-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: box-shadow .22s, transform .22s, border-color .22s;
  }
 
  .ben-card:hover {
    box-shadow: 0 6px 20px rgba(17,84,123,.1);
    transform: translateY(-2px);
    border-color: var(--teal-mid);
  }
 
  .ben-num {
   
    font-size: 28px;
    color: var(--teal-mid);
    line-height: 1;
  }
 
  .ben-text {
    font-size: 16px;
    color: var(--text);
    line-height: 1.6;
    font-weight: 400;
  }
 
  .contact-strip {
    margin-top: 48px;
    background: var(--dark);
    border-radius: 14px;
    padding: 28px 36px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
  }
 
  .cs-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: rgba(200,221,233,.55);
    margin-bottom: 6px;
  }
 
  .cs-heading {
   
    font-size: 20px;
    color: var(--white);
  }
 
  .cs-links { display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
 
  .cs-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--teal-mid);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color .2s;
  }
 
  .cs-link:hover { color: var(--white); }
  .cs-link svg { opacity: .6; }
 
  /* ── FORM PAGE ─────────────────────────────────── */
  .form-intro {
    font-size: 15px;
    font-weight: 300;
    color: var(--muted);
    line-height: 1.8;
    margin: 28px 0px;
    text-align: center;
  }
 
  .fgroup {
    margin-bottom: 44px;
  }
 
  .fgroup-header {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 24px;
  }
 
  .fgroup-bar {
    width: 4px;
    height: 44px;
    background: linear-gradient(180deg, var(--teal), var(--dark));
    border-radius: 4px;
    flex-shrink: 0;
    margin-right: 16px;
  }
 
  .fgroup-title {
   
    font-size: 22px;
    color: var(--dark);
    line-height: 1.1;
  }
 
  .fgroup-sub {
    font-size: 12px;
    color: var(--muted);
    font-weight: 400;
    margin-top: 2px;
  }
 
  .field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
 
  .field-row.solo { grid-template-columns: 1fr; }
 
  .field {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }
 
  .field-label {
    font-size: 11.5px;
    font-weight: 700;
    color: var(--dark);
    letter-spacing: .3px;
    display: flex;
    align-items: center;
    gap: 3px;
  }
 
  .req { color: #c0503a; font-size: 13px; font-weight: 400; }
 
  .field-input,
  .field-area {
    background: var(--white);
    border: 1.5px solid var(--border);
    border-radius: 10px;
    padding: 11px 15px;
    
    font-size: 13.5px;
    font-weight: 400;
    color: var(--text);
    outline: none;
    transition: border-color .2s, box-shadow .2s;
    width: 100%;
  }
 
  .field-input::placeholder,
  .field-area::placeholder { color: #9ab8c8; font-weight: 300; }
 
  .field-input:focus,
  .field-area:focus {
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(63,116,147,.1);
  }
 
  .field-area { resize: vertical; min-height: 120px; line-height: 1.7; }
 
  .field-hint {
    font-size: 11px;
    color: var(--muted);
    font-weight: 300;
    margin-top: -2px;
  }
 
  .upload-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
 
  .upload-zone {
    border: 1.5px dashed var(--teal-mid);
    border-radius: 12px;
    background: var(--teal-pale);
    padding: 32px 20px;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: border-color .22s, background .22s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }
 
  .upload-zone:hover {
    border-color: var(--teal);
    background: var(--teal-mid);
  }
 
  .upload-zone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
  }
 
  .uz-icon {
    width: 42px;
    height: 42px;
    background: var(--white);
    border: 1px solid var(--teal-mid);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
 
  .uz-icon svg { color: var(--teal); }
 
  .uz-title {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 3px;
  }
 
  .uz-format { font-size: 11.5px; color: var(--muted); font-weight: 400; }
 
  .form-footer {
    padding-top: 28px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
  }
 
  .form-footer-note {
    font-size: 12px;
    color: var(--muted);
    font-weight: 300;
    max-width: 300px;
    line-height: 1.6;
  }
 
  .form-footer-note strong { color: var(--teal); font-weight: 600; }
 
  .submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--dark);
    color: var(--white);
    border: none;
    border-radius: 10px;
    padding: 13px 32px;
    
    font-size: 13.5px;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: .3px;
    transition: background .2s, transform .2s, box-shadow .2s;
  }
 
  .submit-btn:hover {
    background: var(--teal-deep);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(17,84,123,.25);
  }
 
  /* ── PAST SPEAKERS PAGE ────────────────────────── */
  .ps-banner {
    background: linear-gradient(135deg, var(--dark) 0%, var(--teal) 100%);
    border-radius: 20px;
    padding: 56px 52px;
    position: relative;
    overflow: hidden;
    margin-bottom: 40px;
  }
 
  .ps-banner::after {
    content: '';
    position: absolute;
    right: -60px;
    top: -60px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    border: 48px solid rgba(255,255,255,.06);
    pointer-events: none;
  }
 
  .ps-banner-title {
   
    font-size: clamp(26px, 4vw, 38px);
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 16px;
    position: relative;
    max-width: 560px;
  }
 
  .ps-banner-title em { font-style: italic; color: var(--teal-mid); }
 
  .ps-banner-body {
    font-size: 14.5px;
    font-weight: 300;
    color: rgba(200,221,233,.8);
    line-height: 1.8;
    max-width: 580px;
    position: relative;
    margin-bottom: 24px;
  }
 
  .ps-banner-note {
    font-size: 14px;
    font-weight: 300;
    color: rgba(200,221,233,.7);
    line-height: 1.75;
    max-width: 560px;
    position: relative;
  }
 
  .ps-apply-bar {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 28px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
  }
 
  .psa-text {
    font-size: 15px;
    font-weight: 400;
    color: var(--dark);
    line-height: 1.5;
  }
 
  .psa-text strong { font-weight: 700; }
 
  .psa-btn {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    background: var(--dark);
    color: var(--white);
    text-decoration: none;
    border-radius: 9px;
    padding: 12px 28px;
    
    font-size: 13.5px;
    font-weight: 700;
    transition: background .2s, transform .2s;
    cursor: pointer;
    border: none;
  }
 
  .psa-btn:hover { background: var(--teal-deep); transform: translateY(-1px); }
 
  /* ── RESPONSIVE ────────────────────────────────── */
  @media (max-width: 700px) {
    .hero { padding: 48px 24px 0; }
    .hero-top { grid-template-columns: 1fr; }
    .hero-contact-col { align-items: flex-start; }
    .sticky-rail-inner { padding: 0 16px; }
    .nav-tab { padding: 0 14px; font-size: 12px; }
    .sec-body { padding: 48px 0px 72px; }
    .two-col, .field-row, .upload-row { grid-template-columns: 1fr; }
    .benefits-grid { grid-template-columns: 1fr 1fr; }
    .contact-strip, .ps-apply-bar { flex-direction: column; align-items: flex-start; }
    .cs-links { align-items: flex-start; }
    .ps-banner { padding: 36px 28px; }
    .sci-section{
        padding: 0px !important;
    }
  }