/* ZIMCO SERVICES — design tokens derived from the supplied logo (crimson + gold) */
:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);

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

  /* Surfaces: warm ivory */
  --color-bg: #f7f3ec;
  --color-surface: #fbf8f3;
  --color-surface-2: #fdfbf8;
  --color-surface-offset: #efe9df;
  --color-surface-offset-2: #e6dfd3;
  --color-divider: #ddd5c8;
  --color-border: #d1c8b9;

  /* Text */
  --color-text: #241a19;
  --color-text-muted: #6d625e;
  --color-text-faint: #a89d97;
  --color-text-inverse: #f7f3ec;

  /* Primary: logo crimson */
  --color-primary: #7a1020;
  --color-primary-hover: #5e0b18;
  --color-primary-active: #440811;
  --color-primary-highlight: #ecd8d6;

  /* Accent: logo gold (used sparingly for rules and numerals) */
  --color-gold: #b9893c;
  --color-gold-soft: #d6b06a;

  /* Dark band */
  --color-ink: #2a1416;
  --color-ink-2: #341a1d;

  --radius-sm: 0.25rem; --radius-md: 0.375rem; --radius-lg: 0.5rem; --radius-xl: 0.75rem; --radius-full: 9999px;
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px oklch(0.25 0.03 30 / 0.06);
  --shadow-md: 0 4px 14px oklch(0.25 0.03 30 / 0.1);
  --shadow-lg: 0 16px 40px oklch(0.25 0.03 30 / 0.16);

  --content-narrow: 640px; --content-default: 1040px; --content-wide: 1240px;

  --font-display: 'Zodiak', 'Georgia', serif;
  --font-body: 'Satoshi', 'Helvetica Neue', sans-serif;
}

/* ---------- Primitives ---------- */
.container { max-width: var(--content-wide); margin-inline: auto; padding-inline: clamp(var(--space-5), 5vw, var(--space-12)); }
.skip-link { position: absolute; left: var(--space-4); top: -100px; background: var(--color-primary); color: var(--color-text-inverse); padding: var(--space-2) var(--space-4); border-radius: var(--radius-md); z-index: 100; }
.skip-link:focus { top: var(--space-4); }

.eyebrow { font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--color-primary); margin-bottom: var(--space-4); display: flex; align-items: center; gap: var(--space-3); }
.eyebrow::before { content: ''; width: 28px; height: 1px; background: var(--color-gold); }
.eyebrow--gold { color: var(--color-gold-soft); }

h1, h2, h3 { font-family: var(--font-display); font-weight: 500; color: var(--color-text); }
h2 { font-size: var(--text-2xl); letter-spacing: -0.01em; }
h3 { font-size: var(--text-xl); }
p { color: var(--color-text); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); min-height: 48px; padding: var(--space-3) var(--space-6); font-size: var(--text-sm); font-weight: 600; letter-spacing: 0.01em; border-radius: var(--radius-md); text-decoration: none; border: 1px solid transparent; }
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); }
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-primary:active { background: var(--color-primary-active); }
.btn-ghost { color: var(--color-text-inverse); border-color: oklch(1 0 0 / 0.45); background: oklch(0 0 0 / 0.12); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: oklch(1 0 0 / 0.14); border-color: oklch(1 0 0 / 0.7); }
.btn-wide { width: 100%; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: oklch(from var(--color-bg) l c h / 0.88); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08); transition: box-shadow 0.3s var(--ease-out); }
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: var(--space-6); }
.brand { display: inline-flex; align-items: center; gap: var(--space-3); text-decoration: none; color: inherit; }
.brand-mark { width: 40px; height: auto; }
.brand-name { display: flex; flex-direction: column; line-height: 1; }
.brand-name-main { font-family: var(--font-display); font-weight: 700; font-size: 1.35rem; letter-spacing: 0.06em; color: var(--color-primary); text-transform: uppercase; }
.brand-name-sub { font-size: 0.62rem; font-weight: 600; letter-spacing: 0.32em; text-transform: uppercase; color: var(--color-gold); margin-top: 3px; padding-left: 2px; }

.nav-list { display: flex; align-items: center; gap: var(--space-8); }
.nav-list a { font-size: var(--text-sm); font-weight: 500; color: var(--color-text); text-decoration: none; padding: var(--space-2) 0; position: relative; }
.nav-list a:not(.nav-cta)::after { content: ''; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px; background: var(--color-primary); transition: right 0.25s var(--ease-out); }
.nav-list a:not(.nav-cta):hover::after { right: 0; }
.nav-cta { color: var(--color-primary) !important; font-weight: 600 !important; border: 1px solid oklch(from var(--color-primary) l c h / 0.4); padding: var(--space-2) var(--space-4) !important; border-radius: var(--radius-md); }
.nav-cta:hover { background: var(--color-primary); color: var(--color-text-inverse) !important; }

.nav-toggle { display: none; width: 44px; height: 44px; flex-direction: column; justify-content: center; align-items: center; gap: 5px; border-radius: var(--radius-md); }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--color-text); transition: transform 0.25s var(--ease-out), opacity 0.2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: min(88vh, 860px); display: grid; grid-template-rows: 1fr auto; isolation: isolate; color: var(--color-text-inverse); overflow: hidden; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% center; z-index: -2; }
.hero-scrim { position: absolute; inset: 0; z-index: -1; background:
  linear-gradient(100deg, oklch(0.16 0.04 20 / 0.86) 0%, oklch(0.16 0.04 20 / 0.62) 42%, oklch(0.16 0.04 20 / 0.12) 75%, transparent 100%),
  linear-gradient(to top, oklch(0.16 0.04 20 / 0.7), transparent 40%); }
.hero-content { align-self: center; padding-block: clamp(var(--space-20), 12vw, var(--space-32)) var(--space-16); max-width: var(--content-wide); width: 100%; }
.hero .eyebrow { color: var(--color-gold-soft); }
.hero h1 { font-size: var(--text-3xl); color: #fff; max-width: 14ch; letter-spacing: -0.015em; line-height: 1.05; }
.hero-lede { font-size: var(--text-lg); font-weight: 400; color: oklch(0.95 0.01 80); max-width: 46ch; margin-top: var(--space-6); line-height: 1.5; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-10); }
.hero-strip-wrap { width: 100%; }
.hero-strip { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-2) var(--space-6); padding-block: var(--space-5); border-top: 1px solid oklch(1 0 0 / 0.18); font-size: var(--text-xs); letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600; color: oklch(0.9 0.02 80); }
.hero-strip li { white-space: nowrap; }
@media (min-width: 1100px) { .hero-strip { flex-wrap: nowrap; gap: var(--space-2) var(--space-4); } }

/* ---------- Services ---------- */
.services { padding-block: clamp(var(--space-16), 9vw, var(--space-32)) clamp(var(--space-12), 7vw, var(--space-24)); }
.section-head { max-width: 62ch; margin-bottom: clamp(var(--space-12), 7vw, var(--space-24)); }
.section-intro { margin-top: var(--space-5); color: var(--color-text-muted); font-size: var(--text-base); }

.service-list { display: flex; flex-direction: column; gap: 0; }
.service { display: grid; grid-template-columns: 72px minmax(0, 1fr) minmax(0, 1.05fr); gap: var(--space-8) var(--space-10); align-items: center; padding-block: clamp(var(--space-10), 5vw, var(--space-16)); border-top: 1px solid oklch(from var(--color-text) l c h / 0.1); }
.service--flip { grid-template-columns: 72px minmax(0, 1.05fr) minmax(0, 1fr); }
.service--flip .service-media { order: 1; grid-column: 2; grid-row: 1; }
.service--flip .service-body { grid-column: 3; }
.service--flip .service-num { grid-column: 1; grid-row: 1; }
.service-num { font-family: var(--font-display); font-size: var(--text-xl); color: var(--color-gold); line-height: 1; align-self: start; padding-top: var(--space-2); }
.service-body h3 { margin-bottom: var(--space-4); }
.service-body p { color: var(--color-text); }
.service-points { margin-top: var(--space-6); display: grid; gap: var(--space-2); }
.service-points li { font-size: var(--text-sm); color: var(--color-text-muted); padding-left: var(--space-5); position: relative; }
.service-points li::before { content: ''; position: absolute; left: 0; top: 0.65em; width: 10px; height: 1px; background: var(--color-primary); }
.service-media { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 4 / 3; background: var(--color-surface-offset); }
.service-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.9s var(--ease-out); }
.service:hover .service-media img { transform: scale(1.02); }

/* Consulting: full-width crimson band breaking the rhythm */
.service--band { grid-template-columns: 72px minmax(0, 1.2fr) minmax(0, 1fr); background: var(--color-primary); color: var(--color-text-inverse); border-radius: var(--radius-xl); padding: clamp(var(--space-8), 5vw, var(--space-16)) clamp(var(--space-6), 4vw, var(--space-12)); margin-block: var(--space-6); border-top: 0; align-items: start; }
.service--band .service-num { color: var(--color-gold-soft); }
.service--band h3, .service--band p { color: var(--color-text-inverse); }
.service--band .service-points--grid { margin-top: var(--space-2); grid-template-columns: 1fr; gap: var(--space-4); border-left: 1px solid oklch(1 0 0 / 0.22); padding-left: var(--space-8); align-self: stretch; }
.service--band .service-points--grid li { color: oklch(0.93 0.02 60); font-size: var(--text-base); padding-left: 0; }
.service--band .service-points--grid li::before { display: none; }

/* ---------- Approach ---------- */
.approach { background: var(--color-ink); color: var(--color-text-inverse); padding-block: clamp(var(--space-16), 9vw, var(--space-32)); }
.approach-grid { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(var(--space-10), 6vw, var(--space-24)); align-items: start; }
.approach h2 { color: #fff; }
.approach-head p:not(.eyebrow) { margin-top: var(--space-5); color: oklch(0.82 0.02 50); }
.approach-head { position: sticky; top: 100px; }
.steps { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8) var(--space-8); }
.step { padding: var(--space-6) 0 0; border-top: 1px solid oklch(1 0 0 / 0.14); }
.step:nth-child(2) { margin-top: var(--space-16); }
.step:nth-child(4) { margin-top: var(--space-16); }
.step-num { font-family: var(--font-display); font-size: var(--text-xl); color: var(--color-gold-soft); line-height: 1; display: block; margin-bottom: var(--space-4); }
.step h3 { font-family: var(--font-body); font-weight: 600; font-size: var(--text-lg); color: #fff; margin-bottom: var(--space-2); }
.step p { color: oklch(0.8 0.02 50); font-size: var(--text-sm); }

/* ---------- About ---------- */
.about { padding-block: clamp(var(--space-16), 9vw, var(--space-32)); background: var(--color-surface); }
.about-grid { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(var(--space-10), 6vw, var(--space-24)); align-items: center; }
.about-logo { background: #fff; border-radius: var(--radius-xl); padding: clamp(var(--space-8), 5vw, var(--space-16)); box-shadow: var(--shadow-md); border: 1px solid oklch(from var(--color-text) l c h / 0.06); }
.about-logo img { width: 100%; max-width: 360px; margin-inline: auto; }
.about-body p + p { margin-top: var(--space-4); }
.about-body h2 { margin-bottom: var(--space-6); }
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); margin-top: var(--space-10); padding-top: var(--space-6); border-top: 1px solid oklch(from var(--color-text) l c h / 0.1); }
.facts dt { font-size: var(--text-xs); letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); font-weight: 600; margin-bottom: var(--space-1); }
.facts dd { font-size: var(--text-sm); font-weight: 500; }

/* ---------- Contact ---------- */
.contact { padding-block: clamp(var(--space-16), 9vw, var(--space-32)); }
.contact-grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(var(--space-10), 6vw, var(--space-24)); align-items: start; }
.contact-intro p:not(.eyebrow) { margin-top: var(--space-5); color: var(--color-text-muted); }
.contact-address { font-style: normal; margin-top: var(--space-10); padding-top: var(--space-6); border-top: 1px solid oklch(from var(--color-text) l c h / 0.1); font-size: var(--text-sm); line-height: 1.7; color: var(--color-text-muted); }
.contact-address strong { color: var(--color-text); font-weight: 600; }
.contact-address a { color: var(--color-primary); text-decoration: none; border-bottom: 1px solid currentColor; }
.contact-address a:hover { color: var(--color-text); }
.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

.contact-form { background: var(--color-surface-2); border: 1px solid oklch(from var(--color-text) l c h / 0.08); border-radius: var(--radius-xl); padding: clamp(var(--space-6), 4vw, var(--space-10)); box-shadow: var(--shadow-sm); display: grid; gap: var(--space-5); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
.field { display: grid; gap: var(--space-2); }
.field label { font-size: var(--text-sm); font-weight: 600; }
.optional { font-weight: 400; color: var(--color-text-muted); }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: var(--space-3) var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fff; font-size: var(--text-base); }
.field textarea { resize: vertical; min-height: 140px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px oklch(from var(--color-primary) l c h / 0.15); }
.field input[aria-invalid="true"], .field select[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: var(--color-primary); }
.form-error { color: var(--color-primary); font-size: var(--text-sm); font-weight: 500; }
.form-note { font-size: var(--text-xs); color: var(--color-text-muted); text-align: center; }
.form-success { grid-column: 2; background: var(--color-primary-highlight); border-radius: var(--radius-xl); padding: clamp(var(--space-8), 5vw, var(--space-12)); }
.form-success h3 { margin-bottom: var(--space-3); }
.form-success[hidden], .contact-form[hidden] { display: none; }
.contact-form.is-sent { opacity: 0; pointer-events: none; transition: opacity 0.3s; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-ink); color: oklch(0.8 0.02 50); padding-block: var(--space-12) var(--space-8); font-size: var(--text-sm); }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-8) var(--space-16); align-items: start; }
.footer-brand { display: flex; gap: var(--space-4); align-items: flex-start; line-height: 1.6; }
.footer-brand strong { color: #fff; font-weight: 600; }
.footer-brand a { color: inherit; text-decoration: none; border-bottom: 1px solid oklch(1 0 0 / 0.35); }
.footer-brand a:hover { color: #fff; }
.footer-brand img { width: 36px; height: auto; margin-top: 2px; }
.footer-links { display: grid; gap: var(--space-2); }
.footer-links a { color: oklch(0.8 0.02 50); text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-copy { grid-column: 1 / -1; padding-top: var(--space-6); border-top: 1px solid oklch(1 0 0 / 0.12); font-size: var(--text-xs); color: oklch(0.65 0.02 50); }

/* ---------- Reveal (opacity only, no CLS) ---------- */
.reveal { opacity: 1; }
@supports (animation-timeline: view()) {
  .reveal { opacity: 0; animation: reveal-fade linear both; animation-timeline: view(); animation-range: entry 0% entry 35%; }
}
@keyframes reveal-fade { to { opacity: 1; } }

/* ---------- Responsive ---------- */
@media (width <= 1000px) {
  .service, .service--flip, .service--band { grid-template-columns: 48px minmax(0, 1fr); }
  .service-media, .service--flip .service-media { grid-column: 2; grid-row: auto; order: 0; }
  .service--flip .service-body { grid-column: 2; }
  .service--band .service-points--grid { grid-column: 2; border-left: 0; padding-left: 0; grid-template-columns: 1fr 1fr; }
  .approach-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .approach-head { position: static; }
  .form-success { grid-column: 1; }
}
@media (width <= 760px) {
  .nav-toggle { display: flex; }
  .nav-list { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--color-surface); border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.1); box-shadow: var(--shadow-lg); padding: var(--space-3) var(--space-5) var(--space-5); display: none; }
  .nav-list.is-open { display: flex; }
  .nav-list li a { display: block; padding: var(--space-3) 0; font-size: var(--text-base); }
  .nav-list a:not(.nav-cta)::after { display: none; }
  .nav-cta { text-align: center; margin-top: var(--space-3); }
  .hero { min-height: 80vh; }
  .hero h1 { font-size: var(--text-2xl); }
  .hero-strip { justify-content: flex-start; gap: var(--space-2) var(--space-5); }
  .service, .service--flip, .service--band { grid-template-columns: 1fr; gap: var(--space-5); }
  .service-num, .service--flip .service-num { grid-column: 1; grid-row: auto; padding-top: 0; }
  .service-media, .service--flip .service-media, .service--flip .service-body, .service--band .service-points--grid { grid-column: 1; }
  .service--band .service-points--grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step:nth-child(2), .step:nth-child(4) { margin-top: 0; }
  .facts { grid-template-columns: 1fr; gap: var(--space-4); }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}