/* ============================================================
   Nairi Issagholian — Learning Experience Designer
   Aesthetic: warm off-white, gold accent, refined serif display
   ============================================================ */

:root {
  --bg: #faf7f1;
  --bg-alt: #f3ede2;
  --surface: #ffffff;
  --ink: #1f1b16;
  --ink-soft: #5c554b;
  --line: #e3dbcd;
  --gold: #c8922b;
  --gold-deep: #a8761b;
  --gold-soft: #f2e4c4;

  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --maxw: 1140px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 18px 50px -28px rgba(31, 27, 22, 0.35);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3 { margin: 0; font-weight: 400; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 200;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ---------- Shared type ---------- */
.eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
  margin: 0 0 1rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}
.section-title em { font-style: italic; color: var(--gold-deep); }

.section-sub {
  color: var(--ink-soft);
  font-size: 1.075rem;
  max-width: 48ch;
  margin: 1rem 0 0;
}

.section { padding: clamp(3.5rem, 9vw, 7rem) 0; }

.section-head { max-width: 60ch; margin-bottom: clamp(2rem, 5vw, 3.5rem); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.98rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--gold-deep); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-2px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 241, 0.82);
  backdrop-filter: saturate(150%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}

.brand {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  letter-spacing: 0.01em;
}

.nav { display: flex; align-items: center; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.9rem;
}
.nav-menu a {
  font-size: 0.96rem;
  color: var(--ink-soft);
  transition: color 0.18s ease;
}
.nav-menu a:hover { color: var(--ink); }
.nav-cta {
  color: var(--ink) !important;
  border: 1px solid var(--line);
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
}
.nav-cta:hover { border-color: var(--ink); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* ---------- Hero ---------- */
.hero { padding: clamp(2.5rem, 7vw, 5.5rem) 0 clamp(3rem, 7vw, 5rem); }
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 6.2vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 1.4rem;
}
.hero-title em { font-style: italic; color: var(--gold-deep); }
.hero-statement {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  line-height: 1.32;
  color: var(--ink);
  max-width: 38ch;
  margin: 0 0 1.1rem;
  padding-left: 1.1rem;
  border-left: 3px solid var(--gold);
}
.hero-statement strong { font-weight: 500; color: var(--gold-deep); }

.hero-lede {
  color: var(--ink-soft);
  font-size: 1.18rem;
  max-width: 40ch;
  margin: 0 0 2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }

.hero-media { position: relative; justify-self: end; }
.hero-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 460px;
}
.hero-badge {
  position: absolute;
  left: -1rem;
  bottom: 1.6rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.6rem 1.1rem;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow);
}

/* ---------- Trust band ---------- */
.trust {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  padding: clamp(2.5rem, 6vw, 4rem) 0;
}
.trust-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(1.6rem, 4vw, 2.6rem);
  text-align: center;
}
.trust-label {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
}
.trust-logos {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.4rem, 3vw, 2.4rem) clamp(2rem, 5vw, 4rem);
  width: 100%;
  max-width: 880px;
}
.trust-logos li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  line-height: 1.25;
  color: var(--ink-soft);
  transition: color 0.2s ease;
}
.trust-logos li::before {
  content: "";
  flex: none;
  width: 26px;
  height: 1px;
  background: var(--ink-soft);
  opacity: 0.4;
  transition: opacity 0.2s ease, width 0.2s ease;
}
.trust-logos li:hover { color: var(--ink); }
.trust-logos li:hover::before { opacity: 0.75; width: 34px; }

/* ---------- Work ---------- */
.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.4rem, 3vw, 2.2rem);
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card-media { display: block; overflow: hidden; aspect-ratio: 16 / 10.5; }
.card-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.card:hover .card-media img { transform: scale(1.04); }
.card-body { padding: 1.6rem 1.7rem 1.9rem; display: flex; flex-direction: column; gap: 0.55rem; }
.card-tag {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
}
.card-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.15;
}
.card-text { margin: 0; color: var(--ink-soft); font-size: 1rem; }
.card-link {
  margin-top: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--gold-deep);
}

/* ---------- Approach ---------- */
.approach { background: var(--bg-alt); }
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.4rem, 3vw, 2.4rem);
}
.step {
  border-top: 2px solid var(--ink);
  padding-top: 1.3rem;
}
.step-num {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--gold-deep);
  font-weight: 500;
}
.step-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin: 0.5rem 0 0.5rem;
}
.step-text { margin: 0; color: var(--ink-soft); font-size: 0.98rem; }

/* ---------- Services ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.service {
  background: var(--surface);
  padding: 2rem 1.8rem;
}
.service-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
}
.service-text { margin: 0; color: var(--ink-soft); font-size: 0.98rem; }

/* ---------- Modalities ---------- */
.modalities { background: var(--bg-alt); }
.modality-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.modality {
  background: var(--surface);
  padding: 1.6rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transition: background 0.2s ease;
}
.modality::before {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px var(--gold-soft);
}
.modality:hover { background: var(--bg); }
.modality-name {
  font-family: var(--font-serif);
  font-size: 1.18rem;
  line-height: 1.2;
  color: var(--ink);
}

/* ---------- Pull quote ---------- */
.quote-section { background: var(--ink); color: var(--bg); }
.pull-quote { margin: 0; text-align: center; max-width: 52ch; margin-inline: auto; }
.pull-quote blockquote { margin: 0; }
.pull-quote p {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  line-height: 1.32;
  font-style: italic;
  margin: 0 0 1.8rem;
}
.pull-quote figcaption {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.95rem;
  color: #d8cfc0;
}
.pull-quote figcaption img { border-radius: 999px; }
.pull-quote figcaption strong { color: #fff; }

/* ---------- About ---------- */
.about-inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.about-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.about-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
}
.about-copy p { color: var(--ink-soft); margin: 1rem 0 0; }
.about-copy .section-title { margin-bottom: 0.5rem; }
.about-facts {
  margin-top: 1.8rem;
  display: grid;
  gap: 0.7rem;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}
.about-facts li { color: var(--ink-soft); font-size: 0.98rem; }
.about-facts strong { color: var(--ink); }

/* ---------- Contact ---------- */
.contact { background: var(--bg-alt); }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.contact-links {
  margin-top: 1.8rem;
  display: grid;
  gap: 0.6rem;
}
.contact-links a {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--gold-deep);
  border-bottom: 1px solid transparent;
}
.contact-links a:hover { border-bottom-color: var(--gold-deep); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  display: grid;
  gap: 1.1rem;
}
.field { display: grid; gap: 0.4rem; }
.field label { font-size: 0.85rem; font-weight: 600; }
.field input,
.field textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  color: var(--ink);
  resize: vertical;
}
.field input:focus,
.field textarea:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
  border-color: var(--gold);
}
.form-note { margin: 0; font-size: 0.82rem; color: var(--ink-soft); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: var(--bg);
  padding: 3rem 0;
}
.footer-inner { display: grid; gap: 0.5rem; }
.site-footer .brand { color: #fff; }
.footer-tag { margin: 0; color: #d8cfc0; }
.footer-fine { margin: 0.8rem 0 0; font-size: 0.82rem; color: #9a9082; }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-media { justify-self: start; order: -1; }
  .hero-media img { max-width: 360px; }
  .work-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .modality-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-logos { grid-template-columns: repeat(2, 1fr); }
  .about-inner { grid-template-columns: 1fr; }
  .about-media { max-width: 360px; }
  .contact-inner { grid-template-columns: 1fr; }

  .nav-toggle { display: flex; }
  .nav-menu {
    position: absolute;
    top: 72px;
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1.2rem;
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow);
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-menu li { width: 100%; }
  .nav-menu a { display: block; padding: 0.8rem 0; width: 100%; }
  .nav-cta { display: inline-block; margin-top: 0.5rem; }
}

@media (max-width: 540px) {
  .steps { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .modality-grid { grid-template-columns: 1fr; }
  .trust-logos { grid-template-columns: 1fr; }
}