/* ==========================================================================
   Mantel Digital — design system
   Palette: deep forest ink, bone, ember orange, brass
   Type: Archivo (display) + Inter (body)
   ========================================================================== */

:root {
  --ink-deep: #0d140f;
  --ink: #121a15;
  --ink-soft: #1c261f;
  --ink-line: #2c3a30;
  --bone: #f3f0e9;
  --bone-dim: #c9c5bb;
  --muted: #8b978c;
  --ember: #ff6b35;
  --ember-hot: #ff8c42;
  --brass: #d4a355;
  --moss: #7a8f7c;

  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;

  --space-section: clamp(5rem, 12vw, 9rem);
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --max: 76rem;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

::selection { background: var(--ember); color: var(--ink-deep); }

/* ------------------------------------------------------------ utilities */
.wrap { max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }

.kicker {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ember);
  display: inline-flex;
  align-items: center;
  gap: 0.9em;
}
.kicker::before {
  content: "";
  width: 2.2em; height: 2px;
  background: var(--ember);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.6vw, 3.4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 1.1rem 0 1.4rem;
  text-wrap: balance;
}

.lede { color: var(--bone-dim); max-width: 56ch; font-size: 1.125rem; }

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  translate: 0 1.75rem;
  transition: opacity 0.9s var(--ease-out), translate 0.9s var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-visible { opacity: 1; translate: 0 0; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; translate: none; }
}

/* ----------------------------------------------------------------- nav */
.site-nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 0.35s ease, box-shadow 0.35s ease, backdrop-filter 0.35s ease;
}
.site-nav.is-scrolled {
  background: color-mix(in srgb, var(--ink-deep) 82%, transparent);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--ink-line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.1rem;
}
.brand { display: inline-flex; align-items: center; text-decoration: none; color: var(--bone); }
.brand svg,
.brand img { height: 2.6rem; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 3vw, 2.4rem);
  list-style: none;
}
.nav-links a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--bone-dim);
  transition: color 0.25s ease;
}
.nav-links a:hover { color: var(--bone); }
.nav-cta {
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--ember);
  border-radius: 999px;
  color: var(--ember-hot) !important;
  font-weight: 600;
  transition: background 0.25s ease, color 0.25s ease;
}
.nav-cta:hover { background: var(--ember); color: var(--ink-deep) !important; }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  width: 2.75rem; height: 2.75rem;
  position: relative;
  z-index: 110;
}
.nav-toggle span {
  position: absolute;
  left: 0.6rem; right: 0.6rem;
  height: 2px;
  background: var(--bone);
  transition: transform 0.3s var(--ease-out), opacity 0.2s ease;
}
.nav-toggle span:nth-child(1) { top: 1.05rem; }
.nav-toggle span:nth-child(2) { top: 1.55rem; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(0.25rem) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-0.25rem) rotate(-45deg); }

@media (max-width: 52rem) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 2.2rem;
    background: color-mix(in srgb, var(--ink-deep) 94%, transparent);
    backdrop-filter: blur(18px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }
  .nav-links.is-open { opacity: 1; pointer-events: auto; }
  .nav-links a { font-size: 1.5rem; font-family: var(--font-display); font-weight: 700; }
}

/* ----------------------------------------------------------------- hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  isolation: isolate;
  overflow: hidden;
  /* Reserve room at the bottom so centered content never overlaps the scroll hint. */
  padding-bottom: 5.5rem;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  /* Anchor to the bottom so the roofline strip is never cropped away. */
  background: url("../assets/hero-ember.webp") center bottom / cover no-repeat;
  transform: scale(1.06);
  will-change: transform;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgb(13 20 15 / 0.55) 0%, rgb(13 20 15 / 0.15) 40%, rgb(13 20 15 / 0.82) 100%),
    radial-gradient(90% 60% at 30% 42%, transparent 30%, rgb(13 20 15 / 0.55) 100%);
}
.hero-content { padding-top: 7rem; padding-bottom: 5rem; }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7.2vw, 5.4rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.02em;
  max-width: 14ch;
  text-wrap: balance;
}
.hero h1 .ember { color: var(--ember-hot); }
.hero .lede { margin-top: 1.6rem; font-size: clamp(1.1rem, 1.6vw, 1.3rem); }

.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.6rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
  padding: 0.95rem 1.9rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease-out), background 0.25s ease, color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: var(--ember);
  color: var(--ink-deep);
  box-shadow: 0 8px 30px -8px rgb(255 107 53 / 0.55);
}
.btn-primary:hover { background: var(--ember-hot); box-shadow: 0 12px 36px -8px rgb(255 107 53 / 0.7); }
.btn-ghost { border-color: var(--ink-line); color: var(--bone); background: rgb(18 26 21 / 0.35); backdrop-filter: blur(6px); }
.btn-ghost:hover { border-color: var(--bone-dim); }
.btn .arrow { transition: transform 0.25s var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 5vw, 4rem);
  margin-top: 4rem;
  padding-top: 1.8rem;
  border-top: 1px solid rgb(243 240 233 / 0.14);
}
.hero-meta .stat { max-width: 15rem; }
.hero-meta .stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--bone);
}
.hero-meta .stat span { font-size: 0.92rem; color: var(--muted); }
.hero-meta .stat .stat-unit { font-size: 0.5em; font-weight: 700; color: var(--bone-dim); }

.scroll-hint {
  position: absolute;
  bottom: 1.6rem;
  left: 50%;
  translate: -50% 0;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}
.scroll-hint::after {
  content: "";
  width: 1px; height: 2.6rem;
  background: linear-gradient(var(--muted), transparent);
  animation: drip 2.2s ease-in-out infinite;
}
@keyframes drip {
  0% { transform: scaleY(0); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: top; }
  56% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}
/* On short viewports the hero content fills the screen — drop the hint. */
@media (max-height: 44rem) {
  .hero { padding-bottom: 0; }
  .scroll-hint { display: none; }
}

/* ------------------------------------------------------------- sections */
.section { padding-block: var(--space-section); position: relative; }
.section-alt {
  background:
    linear-gradient(rgb(18 26 21 / 0.92), rgb(18 26 21 / 0.92)),
    url("../assets/texture-ink.webp");
  background-size: auto, 34rem;
  border-block: 1px solid var(--ink-line);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(21rem, 100%), 1fr));
  gap: 1.2rem;
  margin-top: 3.5rem;
}
.service {
  border: 1px solid var(--ink-line);
  border-radius: 1.1rem;
  padding: 2rem 1.8rem;
  background: linear-gradient(160deg, rgb(28 38 31 / 0.5), rgb(18 26 21 / 0.2));
  transition: transform 0.35s var(--ease-out), border-color 0.35s ease, background 0.35s ease;
  position: relative;
  overflow: hidden;
}
.service::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ember), transparent 70%);
  opacity: 0;
  transition: opacity 0.35s ease;
}
.service:hover { transform: translateY(-6px); border-color: var(--moss); }
.service:hover::before { opacity: 1; }
.service .icon {
  width: 3rem; height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 0.8rem;
  background: rgb(255 107 53 / 0.12);
  color: var(--ember-hot);
  margin-bottom: 1.4rem;
}
.service h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}
.service p { color: var(--muted); font-size: 0.98rem; }
.service ul {
  list-style: none;
  margin-top: 1.1rem;
  display: grid;
  gap: 0.4rem;
}
.service li {
  font-size: 0.9rem;
  color: var(--bone-dim);
  padding-left: 1.3rem;
  position: relative;
}
.service li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.52em;
  width: 0.55rem; height: 0.55rem;
  background: var(--brass);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

/* Pricing — single strip */
.price-strip { max-width: 44rem; }
.price-strip .section-title { margin-bottom: 1rem; }
.price-strip-note {
  margin-top: 1.2rem;
  font-size: 0.92rem;
  color: var(--muted);
  max-width: 52ch;
}
.price-strip-cta {
  display: grid;
  gap: 1.2rem;
  justify-items: start;
  margin-top: 2rem;
}
.price-strip-cta .price { display: flex; align-items: baseline; gap: 0.5rem; }
.price-strip-cta .price-from { font-size: 0.95rem; color: var(--muted); }
.price-strip-cta .price-amount {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1;
  color: var(--ember-hot);
  letter-spacing: -0.02em;
}
.price-strip-cta .price-per { font-size: 1rem; color: var(--bone-dim); }

/* ------------------------------------------------------------ contact */
.contact-section {
  background:
    linear-gradient(rgb(13 20 15 / 0.94), rgb(13 20 15 / 0.9)),
    url("../assets/texture-ink.webp");
  background-size: auto, 34rem;
  border-top: 1px solid var(--ink-line);
}
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); }
@media (max-width: 56rem) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info ul { list-style: none; margin-top: 2.2rem; display: grid; gap: 1.2rem; }
.contact-info li { display: grid; gap: 0.15rem; }
.contact-info .label {
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}
.contact-info a { color: var(--bone); text-decoration: none; font-weight: 600; font-size: 1.1rem; }
.contact-info a:hover { color: var(--ember-hot); }

.contact-form {
  background: var(--ink-soft);
  border: 1px solid var(--ink-line);
  border-radius: 1.2rem;
  padding: clamp(1.6rem, 3vw, 2.4rem);
  display: grid;
  gap: 1.1rem;
  justify-items: start;
}
.field { display: grid; gap: 0.45rem; width: 100%; }
.field label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bone-dim);
}
.field input, .field select, .field textarea {
  font: inherit;
  color: var(--bone);
  background: var(--ink);
  border: 1px solid var(--ink-line);
  border-radius: 0.6rem;
  padding: 0.8rem 1rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  width: 100%;
}
.field textarea { resize: vertical; min-height: 7rem; }
.field :is(input, select, textarea):focus {
  outline: none;
  border-color: var(--ember);
  box-shadow: 0 0 0 3px rgb(255 107 53 / 0.18);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 34rem) { .field-row { grid-template-columns: 1fr; } }
.form-note { font-size: 0.85rem; color: var(--muted); }
.form-status { font-size: 0.95rem; font-weight: 600; min-height: 1.4em; }
.form-status.ok { color: var(--moss); }
.form-status.err { color: var(--ember-hot); }

/* --------------------------------------------------------------- footer */
.site-footer {
  border-top: 1px solid var(--ink-line);
  padding-block: 3rem 2.4rem;
  background: var(--ink-deep);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
}
.footer-grid .brand { grid-column: 1; justify-self: start; }
.footer-grid .brand svg { height: 2.2rem; }
.footer-links {
  grid-column: 2;
  justify-self: center;
  display: flex;
  gap: 1.8rem;
  list-style: none;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a { color: var(--muted); text-decoration: none; font-size: 0.92rem; }
.footer-links a:hover { color: var(--bone); }
.copyright { grid-column: 1 / -1; text-align: center; color: var(--muted); font-size: 0.85rem; margin-top: 1.6rem; }
@media (max-width: 40rem) {
  .footer-grid { grid-template-columns: 1fr; justify-items: center; }
  .footer-grid .brand, .footer-links, .copyright { grid-column: 1; justify-self: center; }
}