/* styles.css — Signature Estate Media */

:root {
  --ink: #111111;
  --ink-2: #1A1A1A;
  --paper: #FFFFFF;
  --paper-2: #FAFAF8;
  --gold-dark: #D4A830;   /* gold on dark */
  --gold-light: #B8891A;  /* gold on white */
  --muted: #6B6B6B;
  --line: rgba(17,17,17,0.10);
  --line-strong: rgba(17,17,17,0.18);
  --line-dark: rgba(255,255,255,0.16);
  --container: 1320px;
  --pad: 96px;
  --pad-y: 120px;
  --display: "DM Sans", system-ui, sans-serif;
  --body: "Inter", system-ui, sans-serif;
  --label: "DM Sans", system-ui, sans-serif;
  --ease: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--paper); color: var(--ink); }
html { scroll-behavior: smooth; }
body {
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, .sem-hero-title, .sem-section-title, .sem-page-title, .sem-final-cta-title, .sem-intro-headline,
.sem-service-block-title, .sem-service-page-headline, .sem-about-name {
  font-family: var(--display);
}
button { font-family: inherit; background: none; border: 0; padding: 0; cursor: pointer; color: inherit; }
input, textarea, select { font-family: inherit; color: inherit; }
img, video { max-width: 100%; display: block; }

::selection { background: var(--gold-dark); color: var(--ink); }

/* ─── Nav ─────────────────────────────────────────────────────────────── */
.sem-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}
.sem-nav.is-dark { background: transparent; }
.sem-nav.is-light {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}
.sem-nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
}
.sem-nav-brand { display: inline-flex; }
.sem-nav-links { display: flex; gap: 36px; align-items: center; }
.sem-nav-link {
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  position: relative;
  padding: 6px 2px;
  transition: color 0.3s var(--ease), opacity 0.2s var(--ease);
}
.sem-nav.is-dark .sem-nav-link { color: rgba(255,255,255,0.92); }
.sem-nav.is-light .sem-nav-link { color: var(--ink); }
.sem-nav-link::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0;
  height: 1px; background: currentColor;
  transition: right 0.3s var(--ease);
}
.sem-nav-link:hover::after, .sem-nav-link.is-active::after { right: 0; }
.sem-nav.is-dark .sem-nav-link.is-active::after,
.sem-nav.is-dark .sem-nav-link:hover::after { background: var(--gold-dark); }
.sem-nav.is-light .sem-nav-link.is-active::after,
.sem-nav.is-light .sem-nav-link:hover::after { background: var(--gold-light); }

.sem-nav-menu {
  display: none;
  width: 36px; height: 36px;
  flex-direction: column; gap: 5px; align-items: center; justify-content: center;
}
.sem-nav-menu span {
  display: block; width: 22px; height: 1px;
}
.sem-nav.is-dark .sem-nav-menu span { background: #fff; }
.sem-nav.is-light .sem-nav-menu span { background: var(--ink); }

.sem-nav-mobile { display: none; }

/* ─── Hero ────────────────────────────────────────────────────────────── */
.sem-hero {
  position: relative;
  height: 100vh; min-height: 640px;
  overflow: hidden;
  background: #111111;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.sem-hero-media { position: absolute; inset: 0; }
.sem-hero-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}
.sem-hero-video-mobile { display: none; }
.sem-hero-overlay {
  position: absolute; inset: 0;
  background: rgba(0, 0, 0, 0.45);
  pointer-events: none;
}
.sem-hero-content {
  position: relative; z-index: 2;
  text-align: center;
  padding: 0 24px;
  max-width: 980px;
}
.sem-hero-title {
  font-family: var(--display);
  font-size: clamp(40px, 7vw, 92px);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 28px 0 22px;
  color: #fff;
  text-wrap: balance;
}
.sem-hero-title-em { color: var(--gold-dark); font-style: normal; }
.sem-hero-sub {
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.5;
  color: rgba(255,255,255,0.78);
  max-width: 580px;
  margin: 0 auto 44px;
  text-wrap: balance;
}
.sem-hero-cta {
  display: flex; gap: 28px; align-items: center; justify-content: center; flex-wrap: wrap;
}
.sem-hero-link {
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  display: inline-flex; align-items: center; gap: 12px;
  padding: 14px 4px;
  transition: color 0.2s var(--ease), gap 0.3s var(--ease);
  border-bottom: 1px solid rgba(255,255,255,0.4);
}
.sem-hero-link:hover { color: var(--gold-dark); gap: 18px; border-bottom-color: var(--gold-dark); }

.sem-hero-scroll {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  z-index: 2; color: rgba(255,255,255,0.65);
  font-size: 10px; letter-spacing: 0.32em; text-transform: uppercase;
  transition: opacity 0.2s linear;
}
.sem-hero-scroll-line {
  display: block; width: 1px; height: 42px; background: rgba(255,255,255,0.4);
  position: relative; overflow: hidden;
}
.sem-hero-scroll-line::before {
  content: ""; position: absolute; left: 0; right: 0; top: -100%;
  height: 100%; background: var(--gold-dark);
  animation: scrollDot 2.2s infinite var(--ease);
}
@keyframes scrollDot {
  0% { top: -100%; }
  60% { top: 100%; }
  100% { top: 100%; }
}

/* ─── CTA ─────────────────────────────────────────────────────────────── */
.sem-cta {
  display: inline-flex; align-items: center; gap: 14px;
  padding: 16px 28px;
  border: 1px solid var(--cta-border);
  color: var(--cta-text);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  position: relative;
  overflow: hidden;
  transition: color 0.3s var(--ease);
  isolation: isolate;
}
.sem-cta::before {
  content: ""; position: absolute; inset: 0;
  background: var(--cta-hover);
  transform: translateY(101%);
  transition: transform 0.4s var(--ease);
  z-index: -1;
}
.sem-cta:hover::before { transform: translateY(0); }
.sem-cta-dark:hover { color: #111; }
.sem-cta-light { --cta-border: #111; --cta-text: #111; --cta-hover: #111; }
.sem-cta-light:hover { color: #fff; }
.sem-cta svg { transition: transform 0.3s var(--ease); }
.sem-cta:hover svg { transform: translateX(4px); }
.sem-cta-lg { padding: 20px 36px; font-size: 12.5px; }
.sem-cta-sm { padding: 12px 22px; font-size: 11px; }

/* ─── Section primitives ──────────────────────────────────────────────── */
.sem-section { padding: var(--pad-y) 0; position: relative; }
.sem-container { max-width: var(--container); margin: 0 auto; padding: 0 48px; }
.sem-section-head { max-width: 820px; margin-bottom: 64px; display: flex; flex-direction: column; gap: 20px; }
.sem-section-head-center { margin-left: auto; margin-right: auto; text-align: center; align-items: center; }
.sem-section-title {
  font-family: var(--display);
  font-size: clamp(30px, 4.2vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.022em;
  font-weight: 500;
  margin: 0;
  text-wrap: balance;
}
.sem-section-intro {
  font-size: 17px; line-height: 1.55; color: #444; margin: 0; max-width: 620px;
  text-wrap: pretty;
}

.sem-section-end {
  margin-top: 64px; display: flex; justify-content: center;
}

/* ─── Statement ──────────────────────────────────────────────────────── */
.sem-statement { padding-top: 140px; padding-bottom: 80px; }
.sem-statement-body {
  font-size: clamp(22px, 2.6vw, 36px);
  line-height: 1.35;
  letter-spacing: -0.012em;
  font-weight: 400;
  max-width: 1100px;
  margin: 26px 0 0;
  color: var(--ink);
  text-wrap: balance;
}
.sem-muted { color: #8a8a8a; }

/* ─── Services row ───────────────────────────────────────────────────── */
.sem-services-row {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px;
}
.sem-service-card {
  text-align: left; display: flex; flex-direction: column; gap: 18px;
  transition: transform 0.4s var(--ease);
}
.sem-service-card:hover { transform: translateY(-4px); }
.sem-service-card-body { display: flex; flex-direction: column; gap: 8px; padding: 0 2px; }
.sem-service-card-num {
  font-family: var(--label);
  font-size: 11px; letter-spacing: 0.18em;
  color: var(--gold-light);
}
.sem-service-card-title {
  font-size: 18px; font-weight: 500; letter-spacing: -0.005em; margin: 0;
}
.sem-service-card-lead {
  font-size: 13.5px; line-height: 1.5; color: #555; margin: 0;
}

/* Services full page detail */
.sem-services-detail .sem-service-detail {
  display: grid; grid-template-columns: 80px 320px 1fr; gap: 48px;
  padding: 48px 0; border-top: 1px solid var(--line);
}
.sem-services-detail .sem-service-detail:last-child { border-bottom: 1px solid var(--line); }
.sem-service-detail-num { font-family: var(--label); font-size: 12px; letter-spacing: 0.16em; color: var(--gold-light); padding-top: 6px; }
.sem-service-detail-title h3 { margin: 0 0 14px; font-size: 32px; font-weight: 500; letter-spacing: -0.02em; }
.sem-service-detail-body { display: flex; flex-direction: column; gap: 14px; max-width: 580px; }
.sem-service-detail-lead { font-size: 18px; line-height: 1.5; margin: 0; }
.sem-service-detail-meta { font-size: 14px; line-height: 1.6; color: #555; margin: 0; }
.sem-service-detail-note { font-size: 12.5px; color: var(--gold-light); border-left: 1px solid var(--gold-light); padding: 4px 0 4px 14px; margin: 8px 0 0; }
.sem-service-detail-note span { font-weight: 500; }

/* ─── Approach ───────────────────────────────────────────────────────── */
.sem-approach-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start;
}
.sem-approach-left { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 120px; }
.sem-approach-right { display: flex; flex-direction: column; gap: 28px; }
.sem-approach-right > p { font-size: 17px; line-height: 1.65; margin: 0; color: #333; max-width: 540px; }
.sem-approach-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 16px; }
.sem-approach-list li {
  display: grid; grid-template-columns: 44px 1fr; gap: 16px;
  padding: 20px 0; border-top: 1px solid var(--line);
  font-size: 15.5px; line-height: 1.5;
}
.sem-approach-list li:last-child { border-bottom: 1px solid var(--line); }
.sem-approach-list li span { font-family: var(--label); font-size: 12px; color: var(--gold-light); letter-spacing: 0.14em; }

/* ─── Portfolio ──────────────────────────────────────────────────────── */
.sem-portfolio-uniform {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.sem-portfolio-masonry {
  columns: 3; column-gap: 28px;
}
.sem-portfolio-masonry .sem-portfolio-item {
  break-inside: avoid; margin-bottom: 28px;
}
.sem-portfolio-editorial {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 28px;
}
.sem-portfolio-editorial .sem-portfolio-item { grid-column: span 3; }
.sem-portfolio-editorial .sem-portfolio-item.is-big { grid-column: span 6; }

.sem-portfolio-item {
  display: flex; flex-direction: column; gap: 14px;
  transition: transform 0.5s var(--ease);
}
.sem-portfolio-item:hover { transform: translateY(-4px); }
.sem-portfolio-meta { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 2px 2px 0; }
.sem-portfolio-title { font-size: 14px; font-weight: 500; letter-spacing: -0.005em; }
.sem-portfolio-tags { font-family: var(--label); font-size: 10.5px; letter-spacing: 0.12em; color: var(--gold-light); text-transform: uppercase; }

.sem-portfolio-toolbar {
  display: flex; justify-content: space-between; align-items: center; gap: 32px;
  padding-bottom: 32px; margin-bottom: 40px; border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.sem-portfolio-filters { display: flex; gap: 4px; flex-wrap: wrap; }
.sem-portfolio-filter {
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 10px 16px; color: #777;
  border: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.sem-portfolio-filter:hover { color: var(--ink); }
.sem-portfolio-filter.is-active { color: var(--ink); border-color: var(--ink); }
.sem-portfolio-layout-switch { display: flex; align-items: center; gap: 6px; }
.sem-portfolio-layout-label { font-family: var(--label); font-size: 10.5px; letter-spacing: 0.16em; color: #888; text-transform: uppercase; margin-right: 8px; }
.sem-portfolio-layout-btn {
  font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 8px 14px; color: #888;
  transition: color 0.2s var(--ease);
}
.sem-portfolio-layout-btn:hover { color: var(--ink); }
.sem-portfolio-layout-btn.is-active { color: var(--gold-light); }

/* ─── About ──────────────────────────────────────────────────────────── */
.sem-about-portrait { padding-top: 40px; padding-bottom: 80px; }
.sem-about-portrait-grid {
  display: grid;
  grid-template-columns: 0.95fr 1fr;
  align-items: start;
}
.sem-about-portrait-img { background: #f0ede8; }
.sem-about-portrait-img > .sem-portfolio-hit > div { height: 100%; aspect-ratio: auto !important; }
.sem-about-portrait-copy {
  padding: 80px 80px 80px 96px;
  display: flex; flex-direction: column; gap: 24px; justify-content: center;
  max-width: 720px;
}
.sem-about-name {
  font-size: clamp(28px, 3.4vw, 44px); font-weight: 500; letter-spacing: -0.018em;
  line-height: 1.1; margin: 8px 0 0; text-wrap: balance;
}
.sem-about-body { display: flex; flex-direction: column; gap: 14px; }
.sem-about-body p { margin: 0; font-size: 16px; line-height: 1.65; color: #333; }
.sem-about-credentials {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  margin-top: 24px; padding-top: 28px; border-top: 1px solid var(--line);
}
.sem-about-cred { display: flex; flex-direction: column; gap: 4px; }
.sem-about-cred-k { font-family: var(--label); font-size: 11px; letter-spacing: 0.16em; color: var(--gold-light); }
.sem-about-cred-v { font-size: 13px; color: #444; }

/* Tighter close to final CTA — avoids a large dead band of paper below Approach. */
.sem-about-philosophy {
  padding-top: var(--pad-y);
  padding-bottom: 72px;
}
.sem-about-philosophy-grid { display: grid; grid-template-columns: 0.35fr 1fr; gap: 64px; align-items: start; }
.sem-about-quote {
  font-size: clamp(22px, 2.6vw, 34px); line-height: 1.35; letter-spacing: -0.012em;
  margin: 0 0 24px; max-width: 880px; text-wrap: balance;
}
.sem-about-quote-meta { font-size: 15.5px; line-height: 1.65; color: #555; margin: 0; max-width: 720px; }

/* ─── Contact ────────────────────────────────────────────────────────── */
.sem-contact-section { padding-top: 60px; padding-bottom: 140px; }
.sem-contact-grid {
  max-width: var(--container); margin: 0 auto; padding: 0 48px;
  display: grid; grid-template-columns: 280px 1fr; gap: 96px;
}
.sem-contact-aside { display: flex; flex-direction: column; gap: 36px; }
.sem-contact-block { display: flex; flex-direction: column; gap: 6px; padding-top: 20px; border-top: 1px solid var(--line); }
.sem-contact-block > div { font-size: 14px; line-height: 1.5; color: #333; }
.sem-contact-email { font-size: 16px; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--ink); padding-bottom: 2px; align-self: flex-start; transition: color 0.2s var(--ease), border-color 0.2s var(--ease); }
.sem-contact-email:hover { color: var(--gold-light); border-bottom-color: var(--gold-light); }

.sem-contact-form { display: flex; flex-direction: column; gap: 32px; }
.sem-field { display: flex; flex-direction: column; gap: 10px; }
.sem-field label { font-family: var(--label); font-size: 10.5px; letter-spacing: 0.18em; color: #777; text-transform: uppercase; }
.sem-field input, .sem-field textarea {
  border: 0; border-bottom: 1px solid var(--line-strong);
  padding: 10px 0; font-size: 16px; outline: none;
  background: transparent; color: var(--ink);
  transition: border-color 0.2s var(--ease);
  resize: vertical;
}
.sem-field input:focus, .sem-field textarea:focus { border-bottom-color: var(--gold-light); }
.sem-field input::placeholder, .sem-field textarea::placeholder { color: #b5b5b5; }
.sem-field-chips { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 4px; }
.sem-chip {
  border: 1px solid var(--line-strong);
  padding: 9px 16px; font-size: 12.5px; letter-spacing: 0.04em;
  color: var(--ink); transition: all 0.2s var(--ease);
}
.sem-chip:hover { border-color: var(--ink); }
.sem-chip.is-on { background: var(--ink); color: #fff; border-color: var(--ink); }
.sem-form-submit { display: flex; align-items: center; gap: 24px; margin-top: 8px; }
.sem-form-disclaimer { font-size: 12px; color: #888; margin: 0; }

.sem-contact-thanks { padding: 40px 0; display: flex; flex-direction: column; gap: 20px; max-width: 520px; }
.sem-contact-thanks h3 { font-size: 32px; font-weight: 500; letter-spacing: -0.02em; margin: 0; }
.sem-contact-thanks p { margin: 0; color: #444; }
.sem-contact-thanks-reset {
  align-self: flex-start; margin-top: 16px; font-size: 12px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--gold-light); border-bottom: 1px solid var(--gold-light);
  padding-bottom: 4px;
}
.sem-contact-h { font-family: var(--label); font-size: 10.5px; letter-spacing: 0.16em; color: var(--gold-light); text-transform: uppercase; margin-bottom: 6px; }

/* ─── Page header (interior pages) ───────────────────────────────────── */
.sem-page-header {
  padding: 200px 0 64px;
  border-bottom: 1px solid var(--line);
}
.sem-page-header .sem-container > * + * { margin-top: 18px; }
.sem-page-title {
  font-size: clamp(40px, 6vw, 84px); font-weight: 500; letter-spacing: -0.025em;
  line-height: 1.02; margin: 0; text-wrap: balance;
}
.sem-page-intro {
  font-size: 17px; line-height: 1.55; color: #444; max-width: 620px; margin: 22px 0 0; text-wrap: pretty;
}

/* ─── Final CTA dark band ────────────────────────────────────────────── */
.sem-final-cta {
  background: var(--ink); color: #fff; padding: 140px 24px;
  text-align: center;
  position: relative; overflow: hidden;
}
.sem-final-cta::before {
  content: ""; position: absolute; left: 50%; top: 60px; transform: translateX(-50%);
  width: 1px; height: 40px; background: var(--gold-dark);
}
.sem-final-cta .sem-container { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.sem-final-cta-title {
  font-size: clamp(36px, 5vw, 72px); font-weight: 500; letter-spacing: -0.025em;
  line-height: 1.05; margin: 12px 0 0; color: #fff; max-width: 720px; text-wrap: balance;
}
.sem-final-cta-sub { font-size: 17px; color: rgba(255,255,255,0.7); margin: 0 0 16px; max-width: 480px; }

/* ─── Footer ─────────────────────────────────────────────────────────── */
.sem-footer { background: var(--ink); color: rgba(255,255,255,0.82); padding: 80px 0 36px; }
.sem-footer-top {
  max-width: var(--container); margin: 0 auto; padding: 0 48px;
  display: grid; grid-template-columns: 280px 1fr; gap: 80px;
}
.sem-footer-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.sem-footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.sem-footer-col button, .sem-footer-col a {
  font-size: 13.5px; color: rgba(255,255,255,0.7); text-decoration: none;
  transition: color 0.2s var(--ease);
}
.sem-footer-col span { font-size: 13.5px; color: rgba(255,255,255,0.55); }
.sem-footer-col button:hover, .sem-footer-col a:hover { color: var(--gold-dark); }
.sem-footer-h { font-family: var(--label); font-size: 10.5px; letter-spacing: 0.18em; color: var(--gold-dark); text-transform: uppercase; margin-bottom: 18px; }
.sem-footer-rule { max-width: var(--container); margin: 56px auto 24px; padding: 0 48px; }
.sem-footer-rule::before { content: ""; display: block; height: 1px; background: rgba(255,255,255,0.12); }
.sem-footer-bottom {
  max-width: var(--container); margin: 0 auto; padding: 0 48px;
  display: flex; justify-content: space-between; gap: 32px;
  font-size: 11.5px; color: rgba(255,255,255,0.4); letter-spacing: 0.02em;
}
.sem-footer-recruit { color: rgba(255,255,255,0.45); }
.sem-footer-recruit-cta { white-space: nowrap; }
.sem-footer-recruit button {
  color: rgba(255,255,255,0.7); border-bottom: 1px solid rgba(255,255,255,0.25);
  padding-bottom: 1px; transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.sem-footer-recruit button:hover { color: var(--gold-dark); border-bottom-color: var(--gold-dark); }

.sem-footer-brand { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
.sem-footer-instagram {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.55);
  transition: color 0.2s var(--ease);
}
.sem-footer-instagram:hover { color: var(--gold-dark); }
.sem-footer-instagram svg { display: block; }
.sem-footer-tagline {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  font-family: var(--label);
}

/* ─── Home: intro ─────────────────────────────────────────────────────── */
.sem-intro { background: var(--paper); padding-top: 120px; padding-bottom: 100px; }
.sem-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.sem-intro-headline {
  font-size: clamp(28px, 3.2vw, 48px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 18px 0 0;
  max-width: 520px;
}
.sem-intro-body p {
  margin: 0;
  font-size: 17px;
  line-height: 1.65;
  color: #333;
  max-width: 560px;
}

/* ─── Home: service blocks (no card chrome) ─────────────────────────── */
.sem-home-service-blocks .sem-section-head { margin-bottom: 48px; }
.sem-service-blocks {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 32px 28px;
  align-items: stretch;
}
.sem-service-block {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
  gap: 0;
  padding-top: 0;
  border-top: 0;
}
/* Absorb grid row stretch below copy so columns stay equal height without a dead band. */
.sem-service-block::after {
  content: "";
  flex: 1 1 auto;
  min-height: 0;
}
.sem-service-block-media {
  position: relative;
  width: 100%;
  flex-shrink: 0;
  min-height: 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--paper);
  line-height: 0;
}
.sem-service-block-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-width: 100%;
  min-height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
  display: block;
}
.sem-service-block-title {
  margin: 12px 0 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--label);
}
.sem-service-block-copy {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.55;
  color: #444;
}

/* ─── Home: quality band ────────────────────────────────────────────── */
.sem-quality { background: var(--paper-2); }
.sem-quality-inner {
  max-width: var(--container);
  margin: 0 auto;
  text-align: left;
}
.sem-quality-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: clamp(40px, 6vw, 72px);
  align-items: center;
}
.sem-quality-copy {
  min-width: 0;
  max-width: 720px;
}
.sem-quality-body {
  margin: 28px 0 0;
  font-size: 18px;
  line-height: 1.65;
  color: #333;
  max-width: none;
}
.sem-quality-media {
  position: relative;
  width: 100%;
  min-height: 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--paper);
  line-height: 0;
}
.sem-quality-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* ─── Home: about teaser ───────────────────────────────────────────── */
.sem-about-teaser { border-top: 1px solid var(--line); }
.sem-about-teaser-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.sem-about-teaser-body p {
  margin: 0 0 20px;
  font-size: 17px;
  line-height: 1.65;
  color: #333;
  max-width: 520px;
}

/* ─── Services page blocks ─────────────────────────────────────────── */
.sem-services-detail-page { padding-top: 0; }
.sem-service-page-block {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 1fr);
  gap: 64px;
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
}
.sem-service-page-block:first-of-type { border-top: 1px solid var(--line); }
.sem-service-page-num {
  font-family: var(--label);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold-light);
  display: block;
  margin-bottom: 12px;
}
.sem-service-page-headline {
  margin: 0 0 12px;
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 500;
  letter-spacing: -0.02em;
}
.sem-service-page-lead { font-size: 17px; line-height: 1.6; margin: 16px 0 0; color: #333; }
.sem-service-page-meta {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 15px;
  line-height: 1.55;
  color: #444;
}
.sem-service-page-meta strong { font-weight: 600; color: var(--ink); }
.sem-service-page-epc {
  margin: 8px 0 0;
  padding-left: 14px;
  border-left: 1px solid var(--gold-light);
  color: #333;
}
.sem-service-page-copy .sem-cta { margin-top: 28px; align-self: flex-start; }

/* ─── Portfolio hit target (image blocks) ─────────────────────────── */
.sem-portfolio-hit {
  display: block;
  width: 100%;
  padding: 0;
  margin: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
  text-align: left;
  color: inherit;
  position: relative;
  z-index: 1;
}
.sem-portfolio-item--clickable .sem-portfolio-meta { pointer-events: none; }

/* Portfolio page: one hit target wraps image + title row (opens lightbox). */
.sem-portfolio-card-hit {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: stretch;
}
.sem-portfolio-card-hit .sem-portfolio-meta { text-align: left; }
.sem-portfolio-video-preview { position: relative; }
.sem-portfolio-video-pill {
  position: absolute;
  right: 12px;
  bottom: 12px;
  font-family: var(--label);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(0, 0, 0, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 7px 10px;
}
.sem-portfolio-card-hit-video { cursor: pointer; }

/* ─── Full-screen image lightbox ───────────────────────────────────── */
.sem-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px 20px 28px;
  box-sizing: border-box;
}
.sem-lightbox-backdrop {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  border: 0;
  cursor: pointer;
  background: rgba(10, 10, 10, 0.94);
}
.sem-lightbox-frame {
  position: relative;
  z-index: 1;
  max-width: 100%;
  max-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sem-lightbox-close {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 2;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  font-size: 26px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: var(--display);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}
.sem-lightbox-close:hover {
  border-color: var(--gold-dark);
  color: var(--gold-dark);
}
.sem-lightbox-img {
  max-width: min(100vw - 40px, 1600px);
  max-height: calc(100vh - 100px);
  width: auto;
  height: auto;
  object-fit: contain;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
}
.sem-lightbox-video {
  max-width: min(100vw - 40px, 1600px);
  max-height: calc(100vh - 100px);
  width: min(92vw, 1400px);
  background: #000;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
}
.sem-lightbox-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 48px;
  height: 56px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.42);
  color: #fff;
  font-size: 34px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}
.sem-lightbox-nav:hover {
  border-color: var(--gold-dark);
  color: var(--gold-dark);
}
.sem-lightbox-nav-prev { left: 16px; }
.sem-lightbox-nav-next { right: 16px; }

.sem-section-end--split {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 32px 48px;
}
.sem-link-quiet {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-family: var(--label);
  color: var(--ink);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 4px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.sem-link-quiet:hover { color: var(--gold-light); border-bottom-color: var(--gold-light); }

.sem-text-link {
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: var(--label);
  color: var(--gold-light);
  border-bottom: 1px solid var(--gold-light);
  padding-bottom: 3px;
  align-self: flex-start;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.sem-text-link:hover { color: var(--ink); border-bottom-color: var(--ink); }

.sem-portfolio-filters--home { margin-bottom: 40px; }

.sem-portfolio-empty {
  margin: 24px 0 0;
  font-size: 15px;
  color: #666;
}

/* ─── Blog empty ────────────────────────────────────────────────────── */
.sem-blog-empty { padding-bottom: 0; }
.sem-blog-empty-copy {
  max-width: 640px;
  margin: 0;
  font-size: 18px;
  line-height: 1.6;
  color: #333;
}
.sem-blog-empty-meta {
  margin-top: 28px;
  font-size: 14px;
  color: #555;
}
.sem-blog-empty-warn { margin-top: 16px; font-size: 14px; color: #8a4b2f; max-width: 560px; }
.sem-blog-loading { margin: 0; font-size: 15px; color: #666; }

.sem-blog-list { list-style: none; margin: 0; padding: 0; max-width: 720px; }
.sem-blog-row {
  display: flex; gap: 24px; align-items: baseline; width: 100%; text-align: left;
  padding: 20px 0; border-bottom: 1px solid var(--line);
  font: inherit; color: inherit; cursor: pointer;
  transition: color 0.2s var(--ease);
}
.sem-blog-row:hover { color: var(--gold-light); }
.sem-blog-row-date {
  font-family: var(--label); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: #888; min-width: 100px;
}
.sem-blog-row-title { font-size: 17px; font-weight: 500; letter-spacing: -0.01em; }

.sem-blog-article-inner { max-width: 720px; }
.sem-blog-back {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; font-family: var(--label);
  color: var(--gold-light); margin-bottom: 24px; border-bottom: 1px solid var(--gold-light); padding-bottom: 4px;
}
.sem-blog-date { font-family: var(--label); font-size: 11px; letter-spacing: 0.14em; color: #888; margin: 0 0 12px; }
.sem-blog-article-title { font-size: clamp(26px, 3vw, 40px); font-weight: 500; margin: 0 0 16px; letter-spacing: -0.02em; }
.sem-blog-excerpt { font-size: 17px; line-height: 1.6; color: #444; margin: 0 0 24px; }
.sem-blog-external {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 500; font-family: var(--label);
  color: var(--ink); border-bottom: 1px solid var(--ink); padding-bottom: 4px;
}
.sem-blog-external:hover { color: var(--gold-light); border-bottom-color: var(--gold-light); }
.sem-blog-body { margin-top: 32px; font-size: 17px; line-height: 1.65; color: #333; }
.sem-blog-body p { margin: 0 0 1em; }

.sem-journal-embed { padding-top: 0; padding-bottom: 120px; }
.sem-journal-embed .embedsocial-hashtag { min-height: 120px; }

.sem-form-error { margin: 0; font-size: 14px; color: #8a2f2f; max-width: 520px; }
.sem-form-success { margin: 0; font-size: 14px; color: #2f5a3a; max-width: 520px; }

/* ─── Contact: optional row ─────────────────────────────────────────── */
.sem-field-label-span {
  font-family: var(--label);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: #777;
  text-transform: uppercase;
}
.sem-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

/* ─── Page fade transition ───────────────────────────────────────────── */
.sem-page-fade { animation: pageFade 0.45s var(--ease); }
@keyframes pageFade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Responsive — Tablet ────────────────────────────────────────────── */
@media (max-width: 1100px) {
  :root { --pad-y: 96px; }
  .sem-nav-inner { padding: 16px 32px; }
  .sem-container { padding: 0 32px; }
  .sem-contact-grid { padding: 0 32px; gap: 56px; grid-template-columns: 240px 1fr; }
  .sem-services-row { grid-template-columns: repeat(3, 1fr); }
  .sem-services-row .sem-service-card:nth-child(n+4) { grid-column: auto; }
  .sem-portfolio-uniform { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .sem-portfolio-masonry { columns: 2; column-gap: 20px; }
  .sem-portfolio-editorial { grid-template-columns: repeat(2, 1fr); }
  .sem-portfolio-editorial .sem-portfolio-item { grid-column: span 1; }
  .sem-portfolio-editorial .sem-portfolio-item.is-big { grid-column: span 2; }
  .sem-approach-grid { grid-template-columns: 1fr; gap: 48px; }
  .sem-approach-left { position: static; }
  .sem-about-portrait-grid { grid-template-columns: 1fr; }
  .sem-about-portrait-img > .sem-portfolio-hit > div { aspect-ratio: 4/3 !important; }
  .sem-about-portrait-copy { padding: 56px 32px; max-width: none; }
  .sem-about-philosophy-grid { grid-template-columns: 1fr; gap: 24px; }
  .sem-services-detail .sem-service-detail { grid-template-columns: 56px 1fr; gap: 24px; }
  .sem-services-detail .sem-service-detail .sem-service-detail-title { grid-column: 2; }
  .sem-services-detail .sem-service-detail .sem-service-detail-body { grid-column: 2; }
  .sem-footer-top { grid-template-columns: 1fr; gap: 48px; }
  .sem-footer-cols { grid-template-columns: repeat(2, 1fr); gap: 36px 24px; }
  .sem-intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .sem-service-blocks { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sem-about-teaser-grid { grid-template-columns: 1fr; gap: 32px; }
  .sem-service-page-block { grid-template-columns: 1fr; gap: 40px; padding: 56px 0; }
}

/* ─── Responsive — Mobile ────────────────────────────────────────────── */
@media (max-width: 720px) {
  :root { --pad-y: 72px; }
  .sem-nav-inner { padding: 14px 20px; }
  .sem-nav-links { display: none; }
  .sem-nav-menu { display: flex; }
  .sem-nav-mobile {
    display: flex; flex-direction: column;
    padding: 16px 20px 24px;
    border-top: 1px solid var(--line);
    background: rgba(255,255,255,0.98);
    gap: 4px;
  }
  .sem-nav.is-dark .sem-nav-mobile { background: rgba(17,17,17,0.98); border-top-color: rgba(255,255,255,0.1); }
  .sem-nav-mobile-link {
    text-align: left; padding: 16px 4px;
    font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase;
    font-weight: 500; border-bottom: 1px solid var(--line);
  }
  .sem-nav.is-dark .sem-nav-mobile-link { color: #fff; border-bottom-color: rgba(255,255,255,0.1); }
  .sem-container { padding: 0 20px; }
  .sem-hero-video-desktop { display: none; }
  .sem-hero-video-mobile { display: block; }
  .sem-hero { min-height: 580px; }
  .sem-hero-title { font-size: 44px; }
  .sem-hero-sub { font-size: 15px; margin-bottom: 32px; }
  .sem-hero-cta { flex-direction: column; gap: 16px; }
  .sem-services-row { grid-template-columns: 1fr; gap: 32px; }
  .sem-portfolio-uniform { grid-template-columns: 1fr; }
  .sem-portfolio-masonry { columns: 1; }
  .sem-portfolio-editorial { grid-template-columns: 1fr; }
  .sem-portfolio-editorial .sem-portfolio-item, .sem-portfolio-editorial .sem-portfolio-item.is-big { grid-column: auto; }
  .sem-portfolio-toolbar { gap: 16px; align-items: flex-start; flex-direction: column; }
  .sem-lightbox-nav {
    width: 44px;
    height: 52px;
    font-size: 30px;
    top: auto;
    bottom: 24px;
    transform: none;
  }
  .sem-lightbox-nav-prev { left: 16px; }
  .sem-lightbox-nav-next { right: 16px; }
  .sem-contact-grid { padding: 0 20px; grid-template-columns: 1fr; gap: 48px; }
  .sem-services-detail .sem-service-detail { grid-template-columns: 1fr; gap: 12px; padding: 32px 0; }
  .sem-services-detail .sem-service-detail .sem-service-detail-title { grid-column: 1; }
  .sem-services-detail .sem-service-detail .sem-service-detail-body { grid-column: 1; }
  .sem-page-header { padding: 140px 0 40px; }
  .sem-final-cta { padding: 96px 20px; }
  .sem-final-cta::before { top: 40px; }
  .sem-footer { padding: 56px 0 32px; }
  .sem-footer-top { padding: 0 20px; gap: 36px; }
  .sem-footer-cols { grid-template-columns: 1fr 1fr; gap: 28px; }
  .sem-footer-rule { padding: 0 20px; margin: 36px auto 20px; }
  .sem-footer-bottom { padding: 0 20px; flex-direction: column; gap: 12px; align-items: flex-start; }
  .sem-form-submit { flex-direction: column; align-items: flex-start; }
  .sem-about-credentials { grid-template-columns: 1fr; }
  .sem-service-blocks { grid-template-columns: minmax(0, 1fr); }
  .sem-field-row { grid-template-columns: 1fr; gap: 24px; }
  .sem-section-end--split { flex-direction: column; gap: 20px; }
  .sem-quality-grid {
    grid-template-columns: 1fr;
    gap: 36px;
    align-items: stretch;
  }
  .sem-quality-copy { max-width: none; }
  .sem-quality-media { aspect-ratio: 16 / 10; }
}