/* ==========================================================================
   Impellier — holding page
   BEM naming: .block, .block__element, .block--modifier
   ========================================================================== */

/* --------------------------------------------------------------------------
   Tokens
   -------------------------------------------------------------------------- */
:root {
  --color-navy: #1d3f52;
  --color-navy-deep: #142d3c;
  --color-ink: #1a2830;
  --color-body: #3f4f58;
  --color-muted: #6b7a83;
  --color-line: #d9dfe3;
  --color-paper: #faf8f4;
  --color-paper-tint: #f1ede6;
  --color-white: #ffffff;
  --color-accent: #e0a458;

  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --measure: 38rem;
  --container: 72rem;
  --gutter: clamp(1.25rem, 5vw, 3rem);

  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-body);
  background: var(--color-paper);
  -webkit-font-smoothing: antialiased;
}

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

::selection { background: var(--color-navy); color: var(--color-white); }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   Header / nav
   -------------------------------------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(250, 248, 244, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}

.header--scrolled { border-bottom-color: var(--color-line); }

.header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 1.1rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.header__brand { display: inline-flex; }
.header__logo { width: clamp(120px, 14vw, 170px); height: auto; }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-navy);
  text-decoration: none;
  position: relative;
  padding-block: 0.25rem;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1.5px;
  background: var(--color-navy);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.nav__link:hover::after,
.nav__link--active::after { transform: scaleX(1); }

.nav__link--cta {
  padding: 0.55rem 1.1rem;
  border: 1.5px solid var(--color-navy);
  border-radius: 999px;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover { background: var(--color-navy); color: var(--color-white); }

@media (max-width: 860px) {
  .nav__link:not(.nav__link--cta) { display: none; }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(4rem, 10vw, 8rem) var(--gutter) clamp(3rem, 8vw, 6rem);
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.hero__eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.6rem, 6.5vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--color-navy);
  margin-bottom: 1.75rem;
}

.hero__lead {
  font-size: clamp(1.15rem, 1.7vw, 1.35rem);
  line-height: 1.5;
  color: var(--color-ink);
  max-width: var(--measure);
  margin-bottom: 1.25rem;
}

.hero__text { max-width: var(--measure); margin-bottom: 2.25rem; }

.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.hero__mark { display: flex; justify-content: center; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .hero__mark { display: none; }
}

.hero__mark-image {
  width: clamp(14rem, 26vw, 22rem);
  height: auto;
  animation: mark-fade 0.9s var(--ease) both;
}

@keyframes mark-fade {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.button {
  display: inline-flex;
  align-items: center;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  border: 1.5px solid var(--color-navy);
  transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}
.button:hover { transform: translateY(-1px); }

.button--primary { background: var(--color-navy); color: var(--color-white); }
.button--primary:hover { background: var(--color-navy-deep); }

.button--ghost { background: transparent; color: var(--color-navy); }
.button--ghost:hover { background: var(--color-navy); color: var(--color-white); }

/* --------------------------------------------------------------------------
   Statement band
   -------------------------------------------------------------------------- */
.statement {
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  padding: clamp(2rem, 5vw, 3.5rem) var(--gutter);
  text-align: center;
}

.statement__text {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  line-height: 1.3;
  color: var(--color-navy);
  max-width: 40rem;
  margin: 0 auto;
}
.statement__text em { font-style: italic; color: var(--color-accent); }

/* --------------------------------------------------------------------------
   Generic section
   -------------------------------------------------------------------------- */
.section { padding: clamp(4rem, 9vw, 7.5rem) var(--gutter); }

.section__inner { max-width: var(--container); margin: 0 auto; }

.section__header { max-width: 46rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }

.section__eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.section__eyebrow::before {
  content: "";
  width: 1.5rem;
  height: 1.5px;
  background: var(--color-accent);
}

.section__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 4.2vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--color-navy);
}

.section__intro { max-width: var(--measure); margin-bottom: clamp(3rem, 6vw, 5rem); }
.section__intro p + p { margin-top: 1.1rem; }

.section__pull {
  margin-top: clamp(3rem, 6vw, 5rem);
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  line-height: 1.35;
  max-width: 44rem;
}
.section__pull--navy { border-top-color: var(--color-line); color: var(--color-navy); }

.section--dark {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.82);
}
.section--dark .section__title { color: var(--color-white); }
.section--dark .section__eyebrow { color: rgba(255, 255, 255, 0.6); }
.section--dark .columns__lead { color: var(--color-white); }
.section--dark ::selection { background: var(--color-accent); color: var(--color-navy); }

.section--tint { background: var(--color-paper-tint); }

/* --------------------------------------------------------------------------
   Questions (inline list in intro)
   -------------------------------------------------------------------------- */
.questions {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--color-navy);
}
.questions__item { display: inline; }
.questions__item:not(:last-child)::after { content: " "; }

/* --------------------------------------------------------------------------
   Services grid
   -------------------------------------------------------------------------- */
.services {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
}

.services__item {
  background: var(--color-paper);
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  transition: background 0.3s var(--ease);
}
.services__item:hover { background: var(--color-white); }
.services__item--wide { grid-column: 1 / -1; }

.services__index {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.services__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--color-navy);
  margin-bottom: 1rem;
}

.services__text { max-width: var(--measure); }
.services__text + .services__text { margin-top: 0.85rem; }

@media (max-width: 720px) {
  .services { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Two-column prose
   -------------------------------------------------------------------------- */
.columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 5vw, 4.5rem);
}
.columns__col p + p { margin-top: 1.1rem; }

.columns__lead {
  font-size: clamp(1.15rem, 1.6vw, 1.3rem);
  line-height: 1.5;
  color: var(--color-ink);
}

@media (max-width: 720px) {
  .columns { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */
.contact {
  padding: clamp(5rem, 10vw, 9rem) var(--gutter);
  background: var(--color-navy-deep);
  color: rgba(255, 255, 255, 0.82);
  text-align: center;
}

.contact__inner { max-width: 44rem; margin: 0 auto; }

.contact__eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.contact__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.2rem, 5vw, 3.75rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--color-white);
  margin-bottom: 2rem;
}

.contact__body p + p { margin-top: 1.1rem; }

.contact__cta-label {
  margin-top: 3rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 0.75rem;
}

.contact__email {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.6rem);
  color: var(--color-white);
  text-decoration: none;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 0.15rem;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
  overflow-wrap: anywhere;
}
.contact__email:hover { color: var(--color-accent); }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-navy-deep);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 2rem var(--gutter);
}

.footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer__logo { width: 120px; filter: brightness(0) invert(1); opacity: 0.9; }

.footer__copy { font-size: 0.85rem; color: rgba(255, 255, 255, 0.55); }

/* --------------------------------------------------------------------------
   Reveal-on-scroll (progressive enhancement, driven by main.js)
   -------------------------------------------------------------------------- */
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.js .reveal--visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}