/* =========================================================
   PATRÍCIA PRESTES — Design System
   Educação viva. Arte que conecta. Aprendizagem que transforma.
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  --navy-950: #0B1626;
  --navy-900: #0F1D33;
  --navy-800: #14253F;
  --navy-700: #1B304F;
  --navy-600: #243C5F;

  --cream-50:  #FBF6EC;
  --cream-100: #F5EDE0;
  --cream-200: #EADFC8;
  --cream-300: #D9C9A8;

  --gold-300: #E0C088;
  --gold-400: #D0AC6E;
  --gold-500: #C49A57;
  --gold-600: #A7813F;

  --text-on-dark: #E9E2D3;
  --text-on-dark-muted: #A8B0BE;
  --text-on-light: #1B2233;
  --text-on-light-muted: #5A6275;

  --line-on-dark: rgba(224, 192, 136, 0.25);
  --line-on-light: rgba(27, 34, 51, 0.12);

  --shadow-elev-1: 0 10px 30px rgba(7, 14, 28, 0.25);
  --shadow-elev-2: 0 30px 60px rgba(7, 14, 28, 0.35);

  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 18px;

  --container: 1240px;

  --font-serif: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-script: 'Allura', 'Great Vibes', cursive;

  --duration: 280ms;
  --ease: cubic-bezier(.2,.7,.2,1);
}

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

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-on-dark);
  background: var(--navy-900);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; text-decoration: none; transition: color var(--duration) var(--ease); }
a:hover { color: var(--gold-400); }

button { font: inherit; cursor: pointer; }

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

h1 { font-size: clamp(2.6rem, 4.6vw, 4.4rem); line-height: 1.05; }
h2 { font-size: clamp(2rem, 3.6vw, 3rem); line-height: 1.15; }
h3 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); line-height: 1.25; }

p { margin: 0 0 1.2em; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-400);
  font-weight: 500;
  margin-bottom: 1rem;
}

.script {
  font-family: var(--font-script);
  color: var(--gold-400);
  font-weight: 400;
  line-height: 1;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gold-500);
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease), border-color var(--duration) var(--ease), transform var(--duration) var(--ease);
}
.btn:hover { transform: translateY(-1px); }

.btn--primary {
  background: var(--gold-500);
  color: var(--navy-900);
  border-color: var(--gold-500);
}
.btn--primary:hover { background: var(--gold-400); border-color: var(--gold-400); color: var(--navy-900); }

.btn--ghost {
  background: transparent;
  color: var(--gold-300);
  border-color: var(--gold-500);
}
.btn--ghost:hover { background: rgba(196, 154, 87, 0.1); color: var(--gold-300); }

.btn--light {
  background: var(--navy-900);
  color: var(--cream-100);
  border-color: var(--navy-900);
}
.btn--light:hover { background: var(--navy-800); border-color: var(--navy-800); color: var(--cream-100); }

.btn .arrow { transition: transform var(--duration) var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(11, 22, 38, 0.78);
  border-bottom: 1px solid var(--line-on-dark);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
  gap: 32px;
}

.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand__logo {
  height: 56px;
  width: auto;
  display: block;
  transition: opacity var(--duration) var(--ease);
}
.brand:hover .brand__logo { opacity: 0.85; }

.nav {
  display: flex;
  align-items: center;
  gap: 30px;
  flex: 1;
  justify-content: center;
}

.nav a {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cream-100);
  font-weight: 500;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
}
.nav a:hover, .nav a.is-active {
  color: var(--gold-400);
  border-bottom-color: var(--gold-500);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: transparent;
  border: 1px solid var(--gold-500);
  color: var(--cream-100);
  border-radius: var(--radius-sm);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.header-cta:hover { background: rgba(196, 154, 87, 0.12); color: var(--gold-300); }

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--cream-100);
  padding: 8px;
}
.nav-toggle svg { width: 28px; height: 28px; }

/* ---------- Hero (Home) ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--navy-900);
  padding-bottom: 120px;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 40px;
  align-items: center;
  min-height: 78vh;
  padding-top: 60px;
}

.hero__text { max-width: 620px; }

.hero h1 {
  color: var(--cream-50);
  font-weight: 500;
}
.hero h1 .accent { color: var(--gold-400); font-style: italic; }

.hero__lead {
  margin-top: 28px;
  max-width: 480px;
  color: var(--text-on-dark-muted);
  font-size: 1rem;
}

.hero__signature {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.hero__signature .script { font-size: 3.2rem; }
.hero__signature small {
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cream-200);
}

.hero__cta { margin-top: 32px; }

.hero__media {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-elev-2);
  border: 1px solid var(--line-on-dark);
}
.hero__media img {
  width: 100%; height: 100%; object-fit: cover;
}
.hero__media::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,22,38,0) 55%, rgba(11,22,38,0.55) 100%);
  pointer-events: none;
}

/* ---------- Pillars strip ---------- */
.pillars {
  background: var(--navy-900);
  border-top: 1px solid var(--line-on-dark);
  border-bottom: 1px solid var(--line-on-dark);
}
.pillars__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
}
.pillar {
  text-align: center;
  padding: 44px 22px;
  border-right: 1px solid var(--line-on-dark);
}
.pillar:last-child { border-right: none; }
.pillar__icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
  color: var(--gold-400);
}
.pillar__icon svg { width: 100%; height: 100%; }
.pillar h3 {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--cream-100);
  font-weight: 600;
  margin-bottom: 10px;
}
.pillar p {
  font-size: 0.88rem;
  color: var(--text-on-dark-muted);
  margin: 0;
}

/* ---------- About section (cream) ---------- */
.section--cream {
  background: var(--cream-100);
  color: var(--text-on-light);
  position: relative;
  overflow: hidden;
}
.section--cream .eyebrow { color: var(--gold-600); }
.section--cream h2 { color: var(--navy-900); }
.section--cream p { color: var(--text-on-light-muted); }

.about {
  padding: 110px 0;
}
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 70px;
  align-items: center;
}
.about__image {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-elev-1);
  border: 1px solid rgba(196, 154, 87, 0.35);
}
.about__image img { width: 100%; height: 100%; object-fit: cover; }

.about__text { max-width: 560px; }
.about__signature {
  font-family: var(--font-script);
  font-size: 2.6rem;
  color: var(--gold-600);
  line-height: 1;
  margin-top: 18px;
  margin-bottom: 30px;
}

.about__watermark {
  position: absolute;
  right: -40px;
  bottom: -40px;
  font-family: var(--font-serif);
  font-size: 28rem;
  line-height: 1;
  color: var(--cream-200);
  font-style: italic;
  pointer-events: none;
  user-select: none;
  font-weight: 400;
}

/* ---------- Atuações (cards) ---------- */
.atuacoes {
  background: var(--cream-100);
  padding-top: 40px;
  text-align: center;
}
.atuacoes__heading {
  max-width: 760px;
  margin: 0 auto 60px;
}
.atuacoes__heading .eyebrow { color: var(--gold-600); }
.atuacoes__heading h2 { color: var(--navy-900); }

.cards {
  background: var(--navy-900);
  padding: 80px 0 110px;
  position: relative;
}
.cards::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0; right: 0;
  height: 80px;
  background: linear-gradient(180deg, var(--cream-100) 0%, var(--cream-100) 30%, var(--navy-900) 30%, var(--navy-900) 100%);
  z-index: 0;
}
.cards__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.cards__grid--3 {
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.card {
  background: var(--navy-800);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--duration) var(--ease), border-color var(--duration) var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--gold-500); }
.card__image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease); }
.card:hover .card__image img { transform: scale(1.05); }
.card__body {
  padding: 28px 24px 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  text-align: center;
  align-items: center;
}
.card h3 {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--cream-100);
  font-weight: 600;
}
.card p {
  font-size: 0.92rem;
  color: var(--text-on-dark-muted);
  margin: 0 0 16px;
  flex: 1;
}
.card .btn { margin-top: auto; }

/* ---------- Quote / Newsletter ---------- */
.quote-cta {
  background: var(--navy-900);
  padding: 90px 0;
  border-top: 1px solid var(--line-on-dark);
  position: relative;
  overflow: hidden;
}
.quote-cta__inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}
.quote {
  position: relative;
  padding-left: 60px;
}
.quote__mark {
  position: absolute;
  left: 0; top: -10px;
  font-family: var(--font-serif);
  font-size: 5rem;
  color: var(--gold-500);
  line-height: 1;
  font-style: italic;
}
.quote p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.45rem;
  color: var(--cream-50);
  line-height: 1.4;
  margin-bottom: 18px;
}
.quote .script { font-size: 1.6rem; }

.newsletter h3 {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 14px;
  font-weight: 500;
}
.newsletter p { color: var(--text-on-dark-muted); margin-bottom: 22px; }
.newsletter__form {
  display: flex;
  gap: 0;
  border: 1px solid var(--gold-500);
  border-radius: var(--radius-sm);
  overflow: hidden;
  max-width: 440px;
}
.newsletter__form input {
  flex: 1;
  padding: 14px 18px;
  background: transparent;
  border: none;
  color: var(--cream-50);
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
}
.newsletter__form input::placeholder { color: var(--text-on-dark-muted); }
.newsletter__form button {
  background: var(--gold-500);
  color: var(--navy-900);
  border: none;
  padding: 0 22px;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  transition: background var(--duration) var(--ease);
}
.newsletter__form button:hover { background: var(--gold-400); }

.social {
  display: flex;
  gap: 14px;
  margin-top: 22px;
}
.social a {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--gold-500);
  border-radius: 50%;
  color: var(--gold-400);
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease);
}
.social a:hover { background: var(--gold-500); color: var(--navy-900); }
.social svg { width: 16px; height: 16px; }

.quote-cta__mic {
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 300px;
  opacity: 0.35;
  pointer-events: none;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-950);
  border-top: 1px solid var(--line-on-dark);
  padding: 30px 0;
  font-size: 0.82rem;
  color: var(--text-on-dark-muted);
}
.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.site-footer__nav {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
}
.site-footer__nav a {
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cream-100);
}

/* ---------- Generic page sections ---------- */
.page-hero {
  background: var(--navy-900);
  padding: 90px 0 70px;
  border-bottom: 1px solid var(--line-on-dark);
  text-align: center;
  position: relative;
}
.page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  color: var(--cream-50);
  margin-bottom: 16px;
}
.page-hero h1 .accent { color: var(--gold-400); font-style: italic; }
.page-hero p {
  max-width: 680px;
  margin: 0 auto;
  color: var(--text-on-dark-muted);
}
.page-hero .eyebrow { display: inline-block; }

.section {
  padding: 100px 0;
  position: relative;
}
.section--dark { background: var(--navy-900); color: var(--text-on-dark); }
.section--navy-light { background: var(--navy-800); color: var(--text-on-dark); }

.section__heading {
  max-width: 720px;
  margin: 0 auto 60px;
  text-align: center;
}
.section__heading.is-left { text-align: left; margin-left: 0; }
.section__heading h2 { margin-bottom: 14px; }
.section--dark .section__heading h2 { color: var(--cream-50); }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.two-col--media-right { grid-template-columns: 1.05fr 1fr; }
.two-col__media {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line-on-dark);
  box-shadow: var(--shadow-elev-1);
}
.two-col__media img { width: 100%; height: 100%; object-fit: cover; }
.section--cream .two-col__media { border-color: rgba(196, 154, 87, 0.35); }

/* ---------- Feature list ---------- */
.feature-list { list-style: none; padding: 0; margin: 24px 0 0; }
.feature-list li {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-on-dark);
  font-size: 0.98rem;
  color: var(--text-on-dark);
}
.section--cream .feature-list li { color: var(--text-on-light); border-color: var(--line-on-light); }
.feature-list li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold-500);
  flex-shrink: 0;
  margin-top: 10px;
}

/* ---------- Stats / pillars on inner pages ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 60px;
}
.stat {
  text-align: center;
  padding: 30px 18px;
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius-md);
  background: var(--navy-800);
}
.stat__value {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: var(--gold-400);
  font-weight: 500;
  margin-bottom: 8px;
}
.stat__label {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
}

/* ---------- Tema cards (palestras / formações) ---------- */
.tema-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 30px;
}
.tema {
  background: var(--navy-800);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease);
}
.tema:hover { border-color: var(--gold-500); transform: translateY(-3px); }
.tema__number {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--gold-500);
  font-size: 1.4rem;
  margin-bottom: 14px;
}
.tema h3 {
  font-family: var(--font-serif);
  color: var(--cream-50);
  margin-bottom: 12px;
  font-size: 1.35rem;
}
.tema p { font-size: 0.92rem; color: var(--text-on-dark-muted); margin: 0; }

/* ---------- Blog grid ---------- */
.posts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.post {
  background: var(--navy-800);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--duration) var(--ease), border-color var(--duration) var(--ease);
}
.post:hover { transform: translateY(-3px); border-color: var(--gold-500); }
.post__image { aspect-ratio: 4/3; overflow: hidden; }
.post__image img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--ease); }
.post:hover .post__image img { transform: scale(1.05); }
.post__body { padding: 26px 24px; display: flex; flex-direction: column; flex: 1; }
.post__category {
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 10px;
}
.post__title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--cream-50);
  margin-bottom: 12px;
  line-height: 1.25;
}
.post__excerpt { color: var(--text-on-dark-muted); font-size: 0.94rem; margin-bottom: 18px; flex: 1; }
.post__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  border-top: 1px solid var(--line-on-dark);
  padding-top: 14px;
}
.post__meta a { color: var(--gold-400); }

/* Featured post */
.post--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: stretch;
}
.post--featured .post__image { aspect-ratio: auto; }
.post--featured .post__body { padding: 50px; justify-content: center; }
.post--featured .post__title { font-size: 2rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.contact-info { display: flex; flex-direction: column; gap: 26px; }
.contact-item {
  display: flex;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-on-dark);
}
.contact-item__icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border: 1px solid var(--gold-500);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-400);
}
.contact-item__icon svg { width: 18px; height: 18px; }
.contact-item h4 {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin: 0 0 6px;
  font-weight: 600;
}
.contact-item p { color: var(--cream-100); margin: 0; }

.form { display: flex; flex-direction: column; gap: 18px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 8px;
  font-weight: 500;
}
.form input,
.form textarea,
.form select {
  width: 100%;
  padding: 14px 16px;
  background: var(--navy-800);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius-sm);
  color: var(--cream-50);
  font-family: inherit;
  font-size: 0.96rem;
  outline: none;
  transition: border-color var(--duration) var(--ease);
}
.form input:focus,
.form textarea:focus,
.form select:focus { border-color: var(--gold-500); }
.form textarea { min-height: 140px; resize: vertical; }

/* ---------- Portal materials ---------- */
.materials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.material {
  background: var(--navy-800);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color var(--duration) var(--ease);
}
.material:hover { border-color: var(--gold-500); }
.material__icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-400);
}
.material__icon svg { width: 100%; height: 100%; }
.material h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--cream-50);
}
.material p { color: var(--text-on-dark-muted); font-size: 0.92rem; margin: 0 0 18px; }

.material__tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(196, 154, 87, 0.14);
  color: var(--gold-400);
  align-self: flex-start;
}

/* ---------- Album / gallery ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery__item {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/5;
  border: 1px solid var(--line-on-dark);
  position: relative;
}
.gallery__item:nth-child(3n) { aspect-ratio: 1/1; align-self: center; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease); }
.gallery__item:hover img { transform: scale(1.04); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav.is-open {
    display: flex;
    position: absolute;
    top: 84px; left: 0; right: 0;
    flex-direction: column;
    background: var(--navy-900);
    padding: 24px 28px;
    gap: 18px;
    border-bottom: 1px solid var(--line-on-dark);
    align-items: flex-start;
  }
  .header-cta { display: none; }

  .hero__inner { grid-template-columns: 1fr; gap: 50px; min-height: auto; padding: 50px 0 20px; }
  .hero__media { max-width: 480px; }

  .pillars__grid { grid-template-columns: repeat(2, 1fr); }
  .pillar { border-bottom: 1px solid var(--line-on-dark); }
  .pillar:nth-child(2n) { border-right: none; }

  .about__inner { grid-template-columns: 1fr; gap: 40px; }
  .about__watermark { font-size: 16rem; right: -20px; bottom: -20px; }

  .cards__grid { grid-template-columns: repeat(2, 1fr); }
  .quote-cta__inner { grid-template-columns: 1fr; gap: 50px; }
  .tema-grid { grid-template-columns: repeat(2, 1fr); }
  .posts { grid-template-columns: repeat(2, 1fr); }
  .post--featured { grid-template-columns: 1fr; }
  .post--featured .post__body { padding: 30px; }
  .two-col, .two-col--media-right { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .materials, .gallery { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .site-header__inner { height: 72px; }
  .brand__mark { width: 38px; height: 38px; font-size: 1.2rem; }
  .brand__name { font-size: 0.92rem; }

  .pillars__grid { grid-template-columns: 1fr; }
  .pillar:nth-child(n) { border-right: none; border-bottom: 1px solid var(--line-on-dark); }
  .pillar:last-child { border-bottom: none; }

  .cards__grid { grid-template-columns: 1fr; }
  .tema-grid { grid-template-columns: 1fr; }
  .posts { grid-template-columns: 1fr; }
  .materials, .gallery { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .form__row { grid-template-columns: 1fr; }

  .quote { padding-left: 40px; }
  .quote__mark { font-size: 3.5rem; }
  .quote p { font-size: 1.15rem; }

  .hero { padding-bottom: 80px; }
  .section { padding: 70px 0; }
  .about { padding: 70px 0; }
}