/* ==========================================================================
   OUDHAN — Global Stylesheet
   Design system: tokens, typography, components, layouts, animations.
   Edit colours / spacing here once and they update across the entire site.
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  /* Brand colour palette (exact) */
  --c-deep-forest:   #0A1F1C;  /* primary dark background / hero */
  --c-rich-forest:   #122B26;  /* secondary dark / card backgrounds */
  --c-forest-mid:    #1E3D36;  /* section backgrounds, borders */
  --c-sage:          #6FA68A;  /* accent / highlights / CTA secondary */
  --c-pale-mint:     #D4EDE1;  /* text on dark, light backgrounds */
  --c-white:         #FFFFFF;  /* sparingly, max contrast moments */

  /* Type */
  --font-display: "Cormorant Garamond", "Playfair Display", Georgia, serif;
  --font-body:    "DM Sans", "Outfit", "Nunito Sans", -apple-system, sans-serif;

  /* Layout */
  --max-w: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(4rem, 10vw, 8rem);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 200ms;
  --t-med: 400ms;
  --t-slow: 700ms;

  /* Radii / shadows */
  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 20px;
  --shadow-card: 0 1px 2px rgba(0,0,0,.2), 0 8px 24px rgba(0,0,0,.18);
  --shadow-card-hover: 0 2px 4px rgba(0,0,0,.25), 0 16px 40px rgba(0,0,0,.28);
}

/* ---------- Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--c-deep-forest);
  color: var(--c-pale-mint);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: opacity var(--t-fast) var(--ease); }
a:hover { opacity: 0.75; }
button { font-family: inherit; cursor: pointer; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin: 0 0 0.5em;
  color: var(--c-pale-mint);
}
h1 { font-size: clamp(2.5rem, 6vw, 4.75rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.25rem); }
h3 { font-size: clamp(1.4rem, 2.4vw, 1.85rem); }
h4 { font-size: 1.15rem; font-weight: 600; }
p  { margin: 0 0 1em; max-width: 64ch; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: var(--c-sage);
  font-weight: 500;
  margin-bottom: 1rem;
}
.lede {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.6vw, 1.4rem);
  font-style: italic;
  color: var(--c-pale-mint);
  opacity: 0.85;
  max-width: 56ch;
}

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section {
  padding-block: var(--section-y);
}
.section--rich     { background: var(--c-rich-forest); }
.section--mid      { background: var(--c-forest-mid); }
.section--deep     { background: var(--c-deep-forest); }
.divider {
  border: 0;
  height: 1px;
  background: var(--c-forest-mid);
  margin: 0;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: all var(--t-med) var(--ease);
  white-space: nowrap;
}
.btn--primary {
  background: var(--c-sage);
  color: var(--c-deep-forest);
}
.btn--primary:hover {
  background: var(--c-pale-mint);
  opacity: 1;
  transform: translateY(-2px);
}
.btn--outline {
  background: transparent;
  color: var(--c-pale-mint);
  border-color: rgba(212, 237, 225, 0.35);
}
.btn--outline:hover {
  border-color: var(--c-pale-mint);
  background: rgba(212, 237, 225, 0.06);
  opacity: 1;
}
.btn--small { padding: 0.6rem 1.1rem; font-size: 0.85rem; }
.btn .arrow { transition: transform var(--t-med) var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  color: var(--c-sage);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}
.text-link:hover { border-bottom-color: var(--c-sage); opacity: 1; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.1rem 0;
  background: transparent;
  transition: background var(--t-med) var(--ease),
              backdrop-filter var(--t-med) var(--ease),
              padding var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(10, 31, 28, 0.92);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  padding: 0.7rem 0;
  border-bottom-color: rgba(212, 237, 225, 0.08);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  color: var(--c-pale-mint);
}
.nav__logo svg { width: 28px; height: 28px; }
.nav__links {
  display: flex;
  align-items: center;
  gap: 1.85rem;
  list-style: none;
  margin: 0; padding: 0;
}
.nav__links a {
  font-size: 0.92rem;
  color: var(--c-pale-mint);
  opacity: 0.85;
  transition: opacity var(--t-fast) var(--ease);
}
.nav__links a:hover,
.nav__links a.is-active { opacity: 1; }
.nav__cta { margin-left: 0.5rem; }

.nav__toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 0.5rem;
  color: var(--c-pale-mint);
}
.nav__toggle svg { width: 26px; height: 26px; }

/* Mobile slide-in overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--c-deep-forest);
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1.4rem;
  transform: translateX(100%);
  transition: transform var(--t-slow) var(--ease);
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu a {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--c-pale-mint);
}

@media (max-width: 820px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: inline-flex; }
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  background: var(--c-deep-forest);
  overflow: hidden;
  padding-block: 9rem 5rem;
}
.hero::before {
  /* subtle grain overlay */
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(212, 237, 225, 0.04) 1px, transparent 1px);
  background-size: 3px 3px;
  pointer-events: none;
  opacity: 0.6;
}
.hero__owl {
  position: absolute;
  right: -4%;
  top: 50%;
  transform: translateY(-50%);
  width: min(58vw, 720px);
  opacity: 0.07;
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
}
.hero__title {
  font-size: clamp(2.6rem, 6.5vw, 5.25rem);
  margin-bottom: 1.5rem;
}
.hero__sub {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--c-pale-mint);
  opacity: 0.78;
  max-width: 52ch;
  margin-bottom: 2.5rem;
}
.hero__ctas { display: flex; flex-wrap: wrap; gap: 0.85rem; }

/* Smaller hero for non-home pages */
.hero--inner {
  min-height: auto;
  padding-block: 9rem 4rem;
}
.hero--inner .hero__title { font-size: clamp(2.2rem, 5vw, 3.75rem); }

/* ---------- Trust strip ---------- */
.trust {
  padding-block: 2.5rem;
  background: var(--c-rich-forest);
  border-block: 1px solid rgba(212, 237, 225, 0.06);
}
.trust__row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}
.trust__item {
  text-align: center;
  font-size: 0.85rem;
  color: var(--c-pale-mint);
  opacity: 0.85;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
}
.trust__icon {
  width: 28px; height: 28px;
  color: var(--c-sage);
}
@media (max-width: 760px) {
  .trust__row { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
}

/* ---------- Section header ---------- */
.section-header {
  max-width: 720px;
  margin-bottom: 3.5rem;
}

/* ---------- Card grid (products / courses) ---------- */
.card-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 960px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .card-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--c-forest-mid);
  border: 1px solid rgba(212, 237, 225, 0.08);
  border-radius: var(--r-md);
  padding: 2.25rem 2rem;
  transition: transform var(--t-med) var(--ease),
              box-shadow var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease);
  display: flex;
  flex-direction: column;
  min-height: 280px;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(212, 237, 225, 0.18);
}
.card__icon {
  width: 38px; height: 38px;
  color: var(--c-sage);
  margin-bottom: 1.2rem;
}
.card__title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.card__desc {
  font-size: 0.94rem;
  color: var(--c-pale-mint);
  opacity: 0.78;
  flex: 1;
}
.card__link { margin-top: 1.25rem; }

/* ---------- Split section ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.split__visual {
  background: var(--c-rich-forest);
  border: 1px solid rgba(212, 237, 225, 0.08);
  border-radius: var(--r-lg);
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}
.split__visual svg { width: 70%; opacity: 0.55; }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: 2.5rem; }
  .split__visual { aspect-ratio: 1; }
}

/* ---------- Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  counter-reset: step;
}
.step { counter-increment: step; }
.step__num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--c-sage);
  line-height: 1;
  margin-bottom: 1rem;
}
.step__num::before { content: counter(step, decimal-leading-zero); }
.step__title { font-size: 1.1rem; margin-bottom: 0.5rem; font-family: var(--font-display); }
.step__desc { font-size: 0.92rem; opacity: 0.78; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; gap: 2rem; } }

/* ---------- Testimonials ---------- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.testimonial {
  background: var(--c-rich-forest);
  border: 1px solid rgba(212, 237, 225, 0.08);
  border-radius: var(--r-md);
  padding: 2rem 1.85rem;
}
.testimonial blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  margin: 0 0 1.5rem;
  line-height: 1.4;
}
.testimonial cite {
  font-style: normal;
  color: var(--c-sage);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}
@media (max-width: 860px) { .testimonials { grid-template-columns: 1fr; } }

/* ---------- Social grid ---------- */
.social-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.social {
  display: flex;
  flex-direction: column;
  background: var(--c-rich-forest);
  border: 1px solid rgba(212, 237, 225, 0.08);
  border-radius: var(--r-md);
  padding: 1.75rem;
  transition: all var(--t-med) var(--ease);
}
.social:hover {
  transform: translateY(-3px);
  border-color: var(--c-sage);
  opacity: 1;
}
.social__icon {
  width: 28px; height: 28px;
  color: var(--c-sage);
  margin-bottom: 1rem;
}
.social__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}
.social__desc { font-size: 0.88rem; opacity: 0.78; }
@media (max-width: 760px) { .social-grid { grid-template-columns: 1fr; } }

/* ---------- Newsletter ---------- */
.newsletter {
  background: var(--c-forest-mid);
  text-align: center;
  padding-block: clamp(3.5rem, 8vw, 6rem);
}
.newsletter__form {
  display: flex;
  gap: 0.75rem;
  max-width: 480px;
  margin: 1.5rem auto 1rem;
}
.newsletter__form input {
  flex: 1;
  padding: 0.95rem 1.1rem;
  background: var(--c-deep-forest);
  border: 1px solid rgba(212, 237, 225, 0.18);
  border-radius: 999px;
  color: var(--c-pale-mint);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--t-fast) var(--ease);
}
.newsletter__form input:focus { border-color: var(--c-sage); }
.newsletter__sub {
  font-size: 0.85rem;
  opacity: 0.65;
  margin: 0;
}
@media (max-width: 540px) {
  .newsletter__form { flex-direction: column; }
  .newsletter__form .btn { justify-content: center; }
}

/* ---------- Forms ---------- */
.form {
  display: grid;
  gap: 1.25rem;
  max-width: 580px;
}
.form__field { display: flex; flex-direction: column; gap: 0.5rem; }
.form__field label {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-sage);
}
.form__field input,
.form__field select,
.form__field textarea {
  padding: 0.85rem 1rem;
  background: var(--c-rich-forest);
  border: 1px solid rgba(212, 237, 225, 0.15);
  border-radius: var(--r-sm);
  color: var(--c-pale-mint);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--t-fast) var(--ease);
}
.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus { border-color: var(--c-sage); }
.form__field textarea { min-height: 140px; resize: vertical; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 600px) { .form__row { grid-template-columns: 1fr; } }
.form-confirm {
  margin-top: 1.5rem;
  padding: 1.1rem 1.4rem;
  background: var(--c-forest-mid);
  border: 1px solid var(--c-sage);
  border-radius: var(--r-sm);
  font-size: 0.95rem;
  display: none;
}
.form-confirm.is-shown { display: block; }

/* ---------- Filter pills ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}
.filter-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.filter-group__label {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.65;
  margin-right: 0.5rem;
}
.pill {
  padding: 0.5rem 1rem;
  background: transparent;
  border: 1px solid rgba(212, 237, 225, 0.2);
  border-radius: 999px;
  color: var(--c-pale-mint);
  font-size: 0.85rem;
  font-family: inherit;
  transition: all var(--t-fast) var(--ease);
}
.pill:hover { border-color: var(--c-sage); }
.pill.is-active {
  background: var(--c-sage);
  color: var(--c-deep-forest);
  border-color: var(--c-sage);
}

/* ---------- Course card ---------- */
.course-card {
  background: var(--c-rich-forest);
  border: 1px solid rgba(212, 237, 225, 0.08);
  border-radius: var(--r-md);
  padding: 1.85rem;
  display: flex;
  flex-direction: column;
  transition: all var(--t-med) var(--ease);
  position: relative;
}
.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(212, 237, 225, 0.18);
}
.course-card__owl {
  position: absolute;
  top: 1.3rem; right: 1.3rem;
  width: 30px;
  opacity: 0.4;
}
.course-card__badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  background: rgba(111, 166, 138, 0.15);
  border: 1px solid var(--c-sage);
  color: var(--c-sage);
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  width: fit-content;
}
.course-card__title { font-size: 1.4rem; margin-bottom: 0.6rem; }
.course-card__includes {
  list-style: none;
  padding: 0; margin: 0 0 1.25rem;
  font-size: 0.88rem;
  opacity: 0.78;
}
.course-card__includes li { padding: 0.2rem 0; }
.course-card__includes li::before { content: "— "; color: var(--c-sage); }
.course-card__price {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
  margin-top: auto;
}
.course-card__price small {
  font-size: 0.78rem;
  font-family: var(--font-body);
  color: var(--c-sage);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-left: 0.5rem;
}

/* ---------- Pull quotes / principles ---------- */
.principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem 4rem;
}
.principle__num {
  font-family: var(--font-display);
  color: var(--c-sage);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  letter-spacing: 0.1em;
}
.principle__quote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  line-height: 1.25;
  margin: 0;
}
@media (max-width: 760px) { .principles { grid-template-columns: 1fr; gap: 2.5rem; } }

/* ---------- Coeus feature ---------- */
.coeus-feature {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.coeus-feature svg {
  width: clamp(180px, 30vw, 320px);
  margin: 0 auto 2rem;
}

/* ---------- FAQ accordion ---------- */
.faq {
  border-top: 1px solid var(--c-forest-mid);
}
.faq details {
  border-bottom: 1px solid var(--c-forest-mid);
  padding: 1.4rem 0;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--c-pale-mint);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--c-sage);
  transition: transform var(--t-med) var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p {
  margin-top: 1rem;
  opacity: 0.78;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--c-deep-forest);
  border-top: 1px solid var(--c-forest-mid);
  padding-block: 4rem 1.5rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.footer__brand-row {
  display: flex; align-items: center; gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 1.4rem;
}
.footer__brand-row svg { width: 32px; height: 32px; }
.footer__brand p { font-size: 0.9rem; opacity: 0.75; max-width: 38ch; }
.footer__col h5 {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  color: var(--c-sage);
  font-weight: 500;
  margin: 0 0 1rem;
}
.footer__col ul {
  list-style: none;
  padding: 0; margin: 0;
  display: grid;
  gap: 0.55rem;
  font-size: 0.92rem;
}
.footer__col a { opacity: 0.78; }
.footer__col a:hover { opacity: 1; color: var(--c-sage); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--c-forest-mid);
  padding-top: 1.5rem;
  font-size: 0.82rem;
  opacity: 0.55;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer__legal { display: flex; gap: 1.25rem; }
@media (max-width: 760px) {
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* ---------- Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 800ms var(--ease), transform 800ms var(--ease);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal[data-delay="1"] { transition-delay: 100ms; }
.reveal[data-delay="2"] { transition-delay: 200ms; }
.reveal[data-delay="3"] { transition-delay: 300ms; }
.reveal[data-delay="4"] { transition-delay: 400ms; }
.reveal[data-delay="5"] { transition-delay: 500ms; }

/* Hero stagger */
.hero__title .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  animation: heroWord 900ms var(--ease) forwards;
}
.hero__sub  { opacity: 0; transform: translateY(20px); animation: heroFade 900ms var(--ease) forwards; animation-delay: 800ms; }
.hero__ctas { opacity: 0; transform: translateY(20px); animation: heroFade 900ms var(--ease) forwards; animation-delay: 1000ms; }

@keyframes heroWord { to { opacity: 1; transform: translateY(0); } }
@keyframes heroFade { to { opacity: 1; transform: translateY(0); } }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* Focus states for accessibility */
:focus-visible {
  outline: 2px solid var(--c-sage);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Selection */
::selection { background: var(--c-sage); color: var(--c-deep-forest); }