:root {
  --primary: #1E3A5F;
  --primary-dark: #10243d;
  --accent: #14B8A6;
  --accent-dark: #0F9E8E;
  --background: #F8FAFC;
  --text: #1F2937;
  --muted: #64748B;
  --border: #E2E8F0;
  --white: #FFFFFF;
  --radius: 20px;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--background);
  color: var(--text);
  line-height: 1.6;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-cta {
  background: var(--primary);
  color: var(--white) !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 700;
  transition: background 0.2s;
}

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

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 12px 30px rgba(20, 184, 166, 0.3);
}

.btn-primary:hover {
  background: var(--accent-dark);
  box-shadow: 0 16px 36px rgba(20, 184, 166, 0.38);
}

.btn-light {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 12px 30px rgba(20, 184, 166, 0.3);
}

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

/* Hero */

.hero {
  padding: 92px 0 80px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  font-size: 0.75rem;
  margin-bottom: 14px;
}

h1 {
  font-size: clamp(2.25rem, 4.8vw, 3.9rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--primary);
  margin-bottom: 20px;
}

h2 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--primary);
}

h3 {
  color: var(--primary);
  line-height: 1.25;
}

.hero-text {
  font-size: 1.12rem;
  color: var(--muted);
  margin-bottom: 28px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-note {
  color: var(--muted);
  font-size: 0.9rem;
}

/* Hero Visual */

.hero-visual {
  position: relative;
  min-height: 460px;
  border-radius: 32px;
  background: linear-gradient(145deg, #f0f9f6, #eaf4fb, #f4f6fb);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  overflow: hidden;
}

.hero-visual::before {
  content: "";
  position: absolute;
  top: -40px;
  left: -40px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(20, 184, 166, 0.18), transparent 70%);
  border-radius: 50%;
}

.hero-visual::after {
  content: "";
  position: absolute;
  bottom: -30px;
  right: -30px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(30, 58, 95, 0.12), transparent 70%);
  border-radius: 50%;
}

.diagram {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 32px;
}

.diagram-node {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 18px;
  width: 100%;
  max-width: 300px;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.07);
  position: relative;
  z-index: 1;
}

.diagram-node.center {
  border-color: var(--accent);
  border-width: 1.5px;
  background: #f0fdf9;
  padding: 18px 20px;
}

.diagram-avatar {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.avatar-dark,
.avatar-accent {
  color: var(--white);
  font-weight: 800;
  font-size: 0.8rem;
}

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

.avatar-accent {
  background: var(--accent);
}

.school-avatar {
  font-size: 1.1rem;
}

.diagram-text-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
}

.diagram-text-sub {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 2px;
}

.diagram-text-sub.accent {
  color: var(--accent-dark);
}

.diagram-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 0;
  z-index: 0;
}

.connector-line {
  width: 2px;
  height: 10px;
  background: var(--accent);
  opacity: 0.5;
}

.connector-dot {
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
}

/* Sections */

.section {
  padding: 88px 0;
}

.section-soft {
  background: var(--white);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 48px;
}

.section-heading h2 {
  margin-top: 10px;
}

/* Problem Cards */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.info-card {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
  transition: box-shadow 0.2s, transform 0.2s;
}

.info-card:hover {
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.1);
  transform: translateY(-2px);
}

.info-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  font-weight: 700;
}

.info-card p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Founder Split */

.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
}

.split-copy {
  color: var(--muted);
  font-size: 1.02rem;
}

.split-copy p + p {
  margin-top: 18px;
}

/* Approach */

.approach-box {
  background: var(--primary);
  border-radius: 32px;
  padding: clamp(34px, 6vw, 64px);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.approach-box::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(20, 184, 166, 0.15), transparent 70%);
  border-radius: 50%;
}

.approach-box .eyebrow {
  color: #5DCAA5;
  margin-bottom: 10px;
}

.approach-box h2 {
  color: var(--white);
  margin-bottom: 8px;
}

.approach-box > p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1rem;
  margin-bottom: 36px;
}

.approach-cta {
  display: flex;
  justify-content: center;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 36px;
}

.step-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 22px;
}

.step-number {
  width: 34px;
  height: 34px;
  background: var(--accent);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 14px;
}

.step-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.step-card p {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.65;
}

/* Pills */

.pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.pill-grid span {
  background: var(--white);
  border: 1.5px solid var(--border);
  color: var(--primary);
  padding: 11px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
  cursor: default;
}

.pill-grid span:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
  background: #f0fdf9;
}

.pill-featured {
  background: var(--primary) !important;
  color: var(--white) !important;
  border-color: var(--primary) !important;
  font-size: 0.95rem !important;
}

.pill-featured:hover {
  background: var(--primary-dark) !important;
  border-color: var(--primary-dark) !important;
  color: var(--white) !important;
}

.pill-accent {
  background: var(--accent) !important;
  color: var(--white) !important;
  border-color: var(--accent) !important;
}

.pill-accent:hover {
  background: var(--accent-dark) !important;
  border-color: var(--accent-dark) !important;
  color: var(--white) !important;
}

/* Final CTA */

.final-cta {
  background: linear-gradient(135deg, var(--primary) 0%, #10243d 100%);
  color: var(--white);
  padding: 96px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: "";
  position: absolute;
  top: -80px;
  right: 10%;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(20, 184, 166, 0.15), transparent 65%);
  border-radius: 50%;
}

.final-cta .container {
  position: relative;
  z-index: 1;
}

.final-cta h2 {
  color: var(--white);
  max-width: 720px;
  margin: 0 auto 18px;
}

.final-cta p {
  max-width: 640px;
  margin: 0 auto 32px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
}

/* Footer */

.site-footer {
  background: #0F172A;
  color: rgba(255, 255, 255, 0.55);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.88rem;
}

.footer-inner a:hover {
  color: var(--white);
}

.cards-grid-four {
  grid-template-columns: repeat(2, 1fr);
}

.mini-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 18px;
}

.mini-pills span {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(20, 184, 166, 0.16);
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1;
  backdrop-filter: blur(4px);
}

.card-events {
  background: #EEF6FF;
}

.card-media {
  background: #ECFFFA;
}

.card-meetings {
  background: #F3F7FB;
}

.card-emails {
  background: #EAF4FF;
}

.section-description {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 720px;
  line-height: 1.75;
  margin-top: 18px;
  margin-bottom: 34px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--white);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  background: var(--primary);
  border-radius: 999px;
}

/* Contact Page */

.contact-hero {
  padding: 92px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 56px;
  align-items: start;
}

.contact-secondary-text {
  margin-top: -12px;
}

.contact-flow {
  margin-top: 34px;
  display: grid;
  gap: 16px;
}

.contact-flow-mobile {
  display: none;
}

.flow-step {
  display: flex;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
}

.flow-number {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  flex-shrink: 0;
}

.flow-step h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.flow-step p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.contact-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: clamp(26px, 4vw, 42px);
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  font-size: 0.92rem;
}

.form-group label span {
  color: var(--accent-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: 14px;
  padding: 14px 15px;
  font: inherit;
  color: var(--text);
  background: #FBFDFF;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.12);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-button {
  width: 100%;
  border: none;
  cursor: pointer;
}

.form-note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}

.contact-content h2 {
  margin-bottom: 22px;
}

.contact-content .hero-text {
  margin-bottom: 22px;
}

.form-group textarea::placeholder {
  color: rgba(100, 116, 139, 0.32);
}

/* Thank You Page */

.thank-you-section {
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 0;
}

.thank-you-container {
  text-align: center;
  max-width: 720px;
}

.thank-you-text {
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 34px;
}

.thank-you-container .btn {
  width: 100%;
  max-width: 240px;
  margin: 0 auto;
}

.field-error {
  display: none;
  margin-top: 7px;
  color: #B42318;
  font-size: 0.82rem;
  font-weight: 600;
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: #E5484D;
  background: #FFFBFA;
}

.form-group.has-error input:focus,
.form-group.has-error textarea:focus {
  box-shadow: 0 0 0 4px rgba(229, 72, 77, 0.12);
}

.form-group.has-error .field-error {
  display: block;
}

/* Animation */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-up {
  opacity: 0;
  animation: fadeUp 0.6s ease forwards;
}

.fade-up:nth-child(1) {
  animation-delay: 0.05s;
}

.fade-up:nth-child(2) {
  animation-delay: 0.15s;
}

.fade-up:nth-child(3) {
  animation-delay: 0.25s;
}

.footer-company {
  text-align: right;
  color: rgba(255, 255, 255, 0.45);
}

/* Responsive */

@media (max-width: 900px) {
  .hero {
    padding-top: 60px;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 380px;
  }

  .cards-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .social-proof {
    max-width: 100%;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-content {
    order: 1;
  }

  .contact-card {
    order: 2;
  }

  .contact-flow-desktop {
    display: none;
  }

  .contact-flow-mobile {
    display: grid;
    order: 3;
    margin-top: 0;
  }

}

@media (max-width: 680px) {
  .container {
    width: min(100% - 40px, 1120px);
  }

  .nav {
    height: 70px;
    padding: 0;
    flex-direction: row;
    align-items: center;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
  }

  .nav-cta {
    padding: 8px 14px;
    white-space: nowrap;
  }

  .hero {
    padding: 48px 0 52px;
  }

  .hero-text {
    font-size: 1.02rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero-actions {
    align-content: center;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 250px;
  }

  .hero-visual {
    min-height: 340px;
    border-radius: 24px;
  }

  .section {
    padding: 64px 0;
  }

  .info-card {
    padding: 24px;
  }

  .approach-box {
    border-radius: 24px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-company {
    text-align: center;
  }

  .nav-links.is-open {
    display: flex;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 20px 18px;
    background: var(--background);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.06);
  }

  .nav-links.is-open a {
    width: 100%;
    padding: 13px 0;
  }

  .nav-links.is-open .nav-cta {
    width: auto;
    margin-top: 8px;
    padding: 10px 18px;
  }

  .contact-hero {
    padding: 56px 0 64px;
  }

  .contact-card {
    border-radius: 22px;
  }

  .flow-step {
    padding: 16px;
  }
}