/* ============================================================
   WAY EDUCATION — Calm & Academic
   Palette: ivory, sage, charcoal, warm gold accent
   Type: Boska (display serif) + Satoshi (body sans)
   ============================================================ */

:root {
  /* Type scale (fluid) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Colors — calm academic */
  --color-bg: #f7f5ef;          /* warm ivory */
  --color-surface: #efece2;     /* slightly deeper ivory */
  --color-surface-2: #ffffff;
  --color-ink: #1f2620;         /* deep charcoal-green */
  --color-ink-muted: #4f574e;
  --color-ink-faint: #8a8f86;
  --color-border: #d9d4c5;
  --color-sage: #6b7f6b;        /* sage green primary */
  --color-sage-deep: #455349;
  --color-sage-soft: #c8d2c2;
  --color-gold: #a8884a;        /* warm restraint accent */

  /* Type families */
  --font-display: "Boska", "Iowan Old Style", "Georgia", serif;
  --font-body: "Satoshi", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Layout */
  --container-max: 76rem;
  --container-pad: clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(var(--space-16), 10vw, var(--space-32));
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 18px;

  --shadow-sm: 0 1px 2px rgba(31, 38, 32, 0.04), 0 2px 8px rgba(31, 38, 32, 0.04);
  --shadow-md: 0 10px 30px rgba(31, 38, 32, 0.08);
}

/* ---------- Base ---------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "ss02";
}

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

a {
  color: var(--color-sage-deep);
  text-decoration: none;
  text-decoration-skip-ink: auto;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-ink);
}

button {
  font-family: inherit;
  cursor: pointer;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: -0.01em;
  margin: 0;
}

p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

em {
  font-style: italic;
  font-family: var(--font-display);
  color: var(--color-sage-deep);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-bg);
  padding: var(--space-2) var(--space-4);
  z-index: 100;
}
.skip-link:focus { left: var(--space-2); top: var(--space-2); }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-sage-deep);
  margin-bottom: var(--space-5);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--color-sage);
  display: inline-block;
}

.eyebrow--inverse { color: var(--color-sage-soft); }
.eyebrow--inverse::before { background: var(--color-sage-soft); }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 245, 239, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-ink);
  font-family: var(--font-display);
}

.brand__mark {
  width: 40px;
  height: 40px;
  color: var(--color-sage-deep);
  flex-shrink: 0;
}

.brand__name {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand__word {
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.brand__sub {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-top: 2px;
  margin-left: -2px;
}

.nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav a {
  font-size: var(--text-sm);
  color: var(--color-ink);
  font-weight: 500;
  position: relative;
  padding-block: var(--space-2);
}

.nav a:not(.nav__cta)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--color-sage-deep);
  transition: width 0.3s ease;
}

.nav a:not(.nav__cta):hover::after { width: 100%; }

.nav a.nav__cta {
  background: var(--color-ink);
  color: var(--color-bg);
  padding: var(--space-2) var(--space-5);
  border-radius: 999px;
  font-weight: 500;
}

.nav a.nav__cta:hover {
  background: var(--color-sage-deep);
  color: var(--color-bg);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: var(--space-2);
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-ink);
  transition: transform 0.25s ease;
}

.mobile-nav {
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.mobile-nav ul {
  display: flex;
  flex-direction: column;
  padding: var(--space-4) var(--container-pad);
}
.mobile-nav a {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-border);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  border-radius: 999px;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: all 0.25s ease;
  text-align: center;
  cursor: pointer;
}

.btn--primary {
  background: var(--color-ink);
  color: var(--color-bg);
}
.btn--primary:hover {
  background: var(--color-sage-deep);
  color: var(--color-bg);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-ink);
  background: var(--color-surface);
}

.btn--small {
  padding: var(--space-3) var(--space-5);
}

.btn--full { width: 100%; }

/* ---------- Hero ---------- */

.hero {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24)) var(--section-y);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 0% 0%, rgba(107, 127, 107, 0.08), transparent 50%),
    radial-gradient(ellipse at 100% 100%, rgba(168, 136, 74, 0.06), transparent 50%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

.hero__title {
  font-size: clamp(2.25rem, 1rem + 3.5vw, 4rem);
  line-height: 1.05;
  margin-bottom: var(--space-6);
  max-width: 16ch;
}

.hero__lede {
  font-size: var(--text-lg);
  color: var(--color-ink-muted);
  max-width: 38ch;
  line-height: 1.5;
  margin-bottom: var(--space-8);
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.hero__pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.hero__pills li {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-ink-muted);
  background: rgba(255, 255, 255, 0.5);
}

.hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
}

.hero__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- Values strip ---------- */

.values {
  background: var(--color-ink);
  color: var(--color-bg);
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
}

.values__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(var(--space-6), 3vw, var(--space-10));
}

.values__num {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-sage-soft);
  margin-bottom: var(--space-3);
}

.values__item h3 {
  font-size: var(--text-base);
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-bg);
  letter-spacing: 0.01em;
  margin-bottom: var(--space-2);
}

.values__item p {
  font-size: var(--text-sm);
  color: rgba(247, 245, 239, 0.7);
  line-height: 1.55;
}

/* ---------- Sections ---------- */

.section {
  padding-block: var(--section-y);
}

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

.section__head {
  max-width: 60ch;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

.section__title {
  font-size: var(--text-2xl);
  line-height: 1.1;
  margin-bottom: var(--space-5);
  max-width: 22ch;
}

.section__lede {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-ink-muted);
  max-width: 56ch;
}

.section__title--inverse,
.section__lede--inverse { color: var(--color-bg); }
.section__lede--inverse { color: rgba(247, 245, 239, 0.78); }

/* ---------- Split layout ---------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  align-items: center;
}

.split--reverse {
  grid-template-columns: 1.1fr 1fr;
}

.split__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 3 / 4;
}

.split__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.split__figure--left { order: 0; }
.split__figure--right { order: 1; }

/* Approach list */
.approach__list {
  margin-top: var(--space-10);
  display: grid;
  gap: var(--space-8);
}

.approach__item {
  padding-left: var(--space-5);
  border-left: 2px solid var(--color-sage-soft);
}

.approach__item h3 {
  font-size: var(--text-lg);
  font-family: var(--font-display);
  font-weight: 500;
  margin-bottom: var(--space-2);
}

.approach__item p {
  color: var(--color-ink-muted);
  line-height: 1.6;
}

/* ---------- Services ---------- */

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-sage);
  box-shadow: var(--shadow-md);
}

.service-card__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--color-gold);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.service-card h3 {
  font-size: var(--text-lg);
  font-weight: 500;
}

.service-card__sub {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-ink-faint);
  font-weight: 500;
}

.service-card p {
  color: var(--color-ink-muted);
  font-size: var(--text-base);
  line-height: 1.6;
}

.service-card--cta {
  background: var(--color-sage-soft);
  border-color: var(--color-sage);
  justify-content: space-between;
}

.service-card--cta h3 {
  font-style: italic;
}

.service-card--cta p {
  color: var(--color-sage-deep);
}

/* ---------- Global columns ---------- */

.global__columns {
  margin-top: var(--space-10);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8) var(--space-10);
}

.global__col h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.global__col h3::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
  display: inline-block;
}

.global__col p {
  color: var(--color-ink-muted);
  line-height: 1.6;
}

/* ---------- Writing (accent section) ---------- */

.section--accent {
  background: var(--color-sage-deep);
  color: var(--color-bg);
  position: relative;
  overflow: hidden;
}

.section--accent::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(168, 136, 74, 0.18), transparent 55%),
    radial-gradient(ellipse at 0% 100%, rgba(200, 210, 194, 0.08), transparent 50%);
  pointer-events: none;
}

.writing__layout {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
}

.writing__body p + p { margin-top: var(--space-5); }

.writing__modalities {
  margin-top: var(--space-10);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3) var(--space-8);
}

.writing__modalities li {
  font-size: var(--text-sm);
  color: var(--color-bg);
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(247, 245, 239, 0.18);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.writing__modalities li::before {
  content: "—";
  color: var(--color-gold);
}

/* ---------- About ---------- */

.about {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: start;
}

.about__head { position: sticky; top: 6rem; }
.about__body {
  display: grid;
  gap: var(--space-5);
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-ink-muted);
  max-width: 60ch;
}

/* ---------- Contact ---------- */

.contact {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: start;
}

.contact__details {
  margin-top: var(--space-8);
  display: grid;
  gap: var(--space-5);
}

.contact__details li {
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: var(--space-4);
  font-size: var(--text-base);
}

.contact__label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-ink-faint);
  padding-top: 0.2em;
  font-weight: 500;
}

.contact__form {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 3vw, var(--space-10));
  display: grid;
  gap: var(--space-5);
  position: relative;
}

.field { display: grid; gap: var(--space-2); }

.field--two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}
.field--two > div { display: grid; gap: var(--space-2); }

.field label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
  font-weight: 500;
}

.optional {
  text-transform: none;
  letter-spacing: 0;
  color: var(--color-ink-faint);
  font-weight: 400;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  color: var(--color-ink);
  font-family: inherit;
  font-size: var(--text-base);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field textarea { resize: vertical; min-height: 7rem; line-height: 1.5; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-sage);
  box-shadow: 0 0 0 3px rgba(107, 127, 107, 0.2);
}

.contact__form-note {
  font-size: var(--text-sm);
  min-height: 1.2em;
  text-align: center;
  color: var(--color-ink-muted);
}

.contact__form-note.is-success { color: var(--color-sage-deep); font-weight: 500; }
.contact__form-note.is-error { color: #9a3b2a; font-weight: 500; }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-ink);
  color: rgba(247, 245, 239, 0.7);
  padding-block: var(--space-16) var(--space-10);
}

.footer__inner {
  display: grid;
  gap: var(--space-5);
}

.footer__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-bg);
  font-family: var(--font-display);
  font-size: var(--text-lg);
}

.footer__brand .brand__mark { color: var(--color-sage-soft); }

.footer__tag {
  font-size: var(--text-sm);
  max-width: 50ch;
}

.footer__meta {
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  border-top: 1px solid rgba(247, 245, 239, 0.12);
  padding-top: var(--space-5);
  margin-top: var(--space-3);
}

.footer__meta a {
  color: var(--color-sage-soft);
}
.footer__meta a:hover { color: var(--color-bg); }

/* ---------- Reveal animation ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .hero__grid,
  .split,
  .writing__layout,
  .about,
  .contact {
    grid-template-columns: 1fr;
  }

  .split__figure { order: -1; aspect-ratio: 4 / 3; max-height: 420px; }
  .hero__figure { aspect-ratio: 4 / 3; }

  .about__head { position: static; }

  .values__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }

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

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

@media (max-width: 640px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .values__grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .services__grid { grid-template-columns: 1fr; }
  .writing__modalities { grid-template-columns: 1fr; }
  .field--two { grid-template-columns: 1fr; }
  .contact__details li { grid-template-columns: 1fr; gap: var(--space-1); }
  .contact__label { padding-top: 0; }

  .hero__title { font-size: var(--text-2xl); }
}