:root {
  --slate-950: #020617;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;

  --sky-900: #0c4a6e;
  --sky-700: #0369a1;
  --sky-600: #0284c7;
  --sky-500: #0ea5e9;
  --sky-300: #7dd3fc;
  --sky-200: #bae6fd;
  --sky-100: #e0f2fe;

  --emerald-700: #047857;
  --emerald-100: #d1fae5;

  --amber-700: #b45309;
  --amber-100: #fef3c7;

  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-strong: 0 25px 60px rgba(2, 6, 23, 0.22);
  --ring-soft: 0 0 0 1px rgba(226, 232, 240, 1);
  --container: 1200px;

  --font-body: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-heading: "Manrope", "Inter", ui-sans-serif, system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
  color: var(--slate-900);
  background: linear-gradient(180deg, var(--slate-50) 0%, #ffffff 35%, var(--slate-50) 100%);
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  font-family: var(--font-body);
}

.nav a,
.footer-nav a,
.hero-description,
.info-card p,
.resource-card p,
.faq-item p,
.cta-form input,
.btn {
  font-family: var(--font-body);
}

img {
  max-width: 100%;
  display: block;
}

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

button,
input {
  font: inherit;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.skip-link,
.sr-only {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  background: var(--white);
  color: var(--slate-900);
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-soft);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.75);
  border-bottom: 1px solid rgba(203, 213, 225, 0.55);
  transition: background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 35px rgba(15, 23, 42, 0.08);
  border-color: rgba(203, 213, 225, 0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
}

.brand-mark {
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  border-radius: 0.9rem;
  background: linear-gradient(135deg, var(--slate-900), var(--sky-900));
  color: var(--white);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18);
}

.brand-text {
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav a,
.footer-nav a,
.mobile-menu a {
  color: var(--slate-600);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.nav a:hover,
.footer-nav a:hover,
.mobile-menu a:hover {
  color: var(--slate-900);
}

.mobile-menu-button {
  display: none;
  border: 0;
  background: transparent;
  padding: 0;
  width: 42px;
  height: 42px;
  flex-direction: column;
  justify-content: center;
  gap: 0.3rem;
  cursor: pointer;
}

.mobile-menu-button span {
  height: 2px;
  width: 22px;
  background: var(--slate-900);
  border-radius: 999px;
  margin-inline: auto;
}

.mobile-menu {
  display: none;
  padding: 0 1rem 1rem;
  border-top: 1px solid rgba(226, 232, 240, 0.85);
  background: rgba(255, 255, 255, 0.96);
}

.mobile-menu.is-open {
  display: grid;
  gap: 0.9rem;
}

.hero {
  padding: 5rem 0 3.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2rem;
  align-items: center;
}

.hero-copy {
  color: var(--white);
  padding: 3rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--slate-900), var(--slate-800) 55%, var(--sky-900));
  box-shadow: var(--shadow-strong);
  position: relative;
  overflow: hidden;
}

.hero-copy::before,
.hero-copy::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}

.hero-copy::before {
  width: 24rem;
  height: 24rem;
  right: -10rem;
  top: -8rem;
  background: radial-gradient(circle, rgba(125, 211, 252, 0.18) 0%, transparent 70%);
}

.hero-copy::after {
  width: 14rem;
  height: 14rem;
  left: -4rem;
  bottom: -5rem;
  background: radial-gradient(circle, rgba(186, 230, 253, 0.14) 0%, transparent 70%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 700;
  color: var(--sky-200);
  font-family: var(--font-body);
}

.eyebrow-dark {
  color: var(--sky-700);
}

.hero-title {
  margin: 0 0 1rem;
  font-size: clamp(2.6rem, 5vw, 4.7rem);
  line-height: 0.97;
  letter-spacing: -0.045em;
  max-width: 11ch;
}

.hero-description {
  margin: 0;
  max-width: 56ch;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.75rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  list-style: none;
  padding: 0;
  margin: 1.4rem 0 0;
}

.hero-meta li {
  padding: 0.7rem 0.9rem;
  border-radius: 999px;
  font-size: 0.92rem;
  color: var(--white);
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(186, 230, 253, 0.18);
}

.hero-visual {
  position: relative;
  min-height: 580px;
}

.dashboard-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
}

.dashboard-main {
  position: absolute;
  inset: 2rem 1rem 4rem 1rem;
  padding: 1.4rem;
}

.dashboard-top,
.panel-row,
.board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.dashboard-tag,
.mini-label,
.panel-kicker {
  display: inline-flex;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  background: var(--sky-100);
  color: var(--sky-700);
  font-size: 0.8rem;
  font-weight: 700;
}

.dashboard-pill,
.panel-status {
  color: var(--slate-500);
  font-size: 0.85rem;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
  margin-top: 1.1rem;
}

.stat-box,
.board-metric {
  padding: 1rem;
  border-radius: 1rem;
  background: linear-gradient(180deg, #ffffff, var(--slate-50));
  border: 1px solid var(--slate-200);
}

.stat-label,
.board-metric span {
  display: block;
  color: var(--slate-500);
  font-size: 0.86rem;
  margin-bottom: 0.35rem;
}

.stat-box strong,
.board-metric strong {
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.dashboard-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 1rem;
}

.task-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1rem;
  border-radius: 1rem;
  border: 1px solid var(--slate-200);
  background: var(--white);
}

.task-row strong {
  display: block;
  font-size: 0.97rem;
  margin-bottom: 0.2rem;
}

.task-row span {
  color: var(--slate-500);
  font-size: 0.88rem;
}

.task-badge {
  flex-shrink: 0;
  padding: 0.55rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.task-badge.success {
  background: var(--emerald-100);
  color: var(--emerald-700);
}

.task-badge.warning {
  background: var(--amber-100);
  color: var(--amber-700);
}

.task-badge.info {
  background: var(--sky-100);
  color: var(--sky-700);
}

.dashboard-side {
  position: absolute;
  width: min(280px, 70%);
  padding: 1.2rem;
}

.side-top {
  right: 0;
  top: 0;
}

.side-bottom {
  left: 0;
  bottom: 0;
}

.dashboard-side strong {
  display: block;
  margin: 0.8rem 0 0.35rem;
  font-size: 1.12rem;
  letter-spacing: -0.02em;
}

.dashboard-side p,
.panel-card p,
.section-heading p,
.feature-copy p,
.info-card p,
.resource-card p,
.showcase-copy p,
.footer-text,
.faq-item p {
  color: var(--slate-500);
}

.section {
  padding: 5.5rem 0;
}

.surface-muted {
  background: linear-gradient(180deg, rgba(241, 245, 249, 0.72), rgba(255, 255, 255, 0.92));
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2rem;
}

.section-heading h2,
.feature-copy h2,
.showcase-copy h2,
.cta-box h2 {
  margin: 0 0 0.9rem;
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.problem-grid,
.resource-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.info-card,
.resource-card,
.panel-card,
.board-card,
.cta-box,
.faq-item {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--ring-soft), var(--shadow-soft);
}

.info-card,
.resource-card {
  padding: 1.4rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.info-card:hover,
.resource-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ring-soft), 0 16px 40px rgba(15, 23, 42, 0.12);
  border-color: var(--sky-300);
}

.info-card {
  border-left: 3px solid var(--amber-700);
}

.info-card h3,
.resource-card h3,
.panel-card h3 {
  margin: 0 0 0.7rem;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.feature-layout,
.showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.feature-list {
  margin: 1.35rem 0 0;
  padding-left: 1.1rem;
  color: var(--slate-600);
}

.feature-list li + li {
  margin-top: 0.8rem;
}

.feature-panel,
.showcase-board {
  display: flex;
}

.panel-card,
.board-card {
  width: 100%;
  padding: 1.5rem;
}

.resource-icon {
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  border-radius: 0.95rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--slate-900), var(--sky-900));
  color: var(--white);
  font-weight: 800;
  box-shadow: var(--shadow-soft);
  transition: transform 0.25s ease;
}

.resource-card:hover .resource-icon {
  transform: scale(1.1);
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.cta-section {
  padding-top: 2rem;
  scroll-margin-top: 6rem;
}

.cta-box {
  padding: 2rem;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  align-items: center;
  background: linear-gradient(135deg, var(--slate-900), var(--slate-800) 62%, var(--sky-900));
  color: var(--white);
  box-shadow: var(--shadow-strong);
}

.cta-box p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.8);
}

.cta-form {
  display: grid;
  gap: 0.9rem;
}

.cta-form input {
  width: 100%;
  border: 1px solid rgba(203, 213, 225, 0.45);
  background: rgba(255, 255, 255, 0.96);
  color: var(--slate-900);
  border-radius: 0.95rem;
  padding: 0.95rem 1rem;
  outline: 0;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.cta-form input:focus {
  border-color: var(--sky-500);
  box-shadow: 0 0 0 4px var(--sky-100);
}

.cta-feedback {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
  text-align: center;
  min-height: 1.4em;
}

.cta-feedback.is-success {
  color: var(--emerald-100);
}

.cta-feedback.is-error {
  color: #fecdd3;
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  padding: 1.1rem 1.2rem;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.faq-item:hover {
  box-shadow: var(--ring-soft), 0 8px 24px rgba(15, 23, 42, 0.08);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "";
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
  transform: rotate(180deg);
}

.faq-item p {
  margin: 0.8rem 0 0;
}

.site-footer {
  padding: 2rem 0 3rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: flex-start;
  border-top: 1px solid var(--slate-200);
  padding-top: 2rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.2rem;
}

.footer-text {
  max-width: 35ch;
  margin-top: 0.8rem;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  min-height: 46px;
  padding: 0.85rem 1.2rem;
  border-radius: 0.95rem;
  font-weight: 700;
  transition: transform 0.22s ease, background 0.22s ease, color 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--slate-900);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--slate-700);
}

.btn-light {
  background: var(--white);
  color: var(--slate-900);
  box-shadow: var(--shadow-soft);
}

.btn-light:hover {
  background: var(--slate-50);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(186, 230, 253, 0.28);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

.btn-submit {
  width: 100%;
}

@media (max-width: 1080px) {
  .hero-grid,
  .feature-layout,
  .showcase,
  .cta-box {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 500px;
  }
}

@media (max-width: 820px) {
  .nav,
  .btn-header {
    display: none;
  }

  .mobile-menu-button {
    display: flex;
  }

  .problem-grid,
  .resource-grid,
  .board-grid,
  .dashboard-stats {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .hero-copy {
    padding: 2rem;
  }

  .hero-title {
    max-width: none;
  }

  .hero-visual {
    min-height: 560px;
  }

  .dashboard-main {
    position: relative;
    inset: auto;
  }

  .dashboard-side {
    width: 100%;
    position: relative;
    inset: auto;
    margin-top: 1rem;
  }

  .footer-inner {
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .section {
    padding: 4rem 0;
  }

  .header-inner {
    min-height: 68px;
  }

  .hero-copy {
    padding: 1.4rem;
  }

  .hero-description {
    font-size: 1rem;
  }

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

  .cta-box {
    padding: 1.4rem;
  }
}