/* === Costaria — warm, professional, trust-led === */
:root {
  --bg: #F7F3EA;
  --bg-2: #F1ECDF;
  --bg-card: #FFFFFF;
  --bg-dark: #0F1B2C;
  --bg-dark-2: #142539;

  --line: rgba(15, 27, 44, 0.10);
  --line-strong: rgba(15, 27, 44, 0.18);
  --line-soft: rgba(15, 27, 44, 0.05);
  --line-dark: rgba(247, 243, 234, 0.12);

  --ink: #0F1B2C;
  --ink-2: #2A384B;
  --ink-muted: #4F5C6D;
  --ink-soft: #7A8696;
  --ink-faint: #A3ADBA;

  --on-dark: #F4EFE3;
  --on-dark-muted: rgba(244, 239, 227, 0.7);
  --on-dark-faint: rgba(244, 239, 227, 0.45);

  --accent: #B0532E;
  --accent-deep: #8E3F22;
  --accent-soft: rgba(176, 83, 46, 0.10);

  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 20px;

  --f-sans: "Geist", "Söhne", "Helvetica Neue", ui-sans-serif, system-ui, sans-serif;
  --f-serif: "Source Serif 4", "Charter", "Iowan Old Style", Georgia, serif;
  --f-mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
img, svg { display: block; max-width: 100%; }
::selection { background: var(--accent); color: #fff; }

/* === Layout === */
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 640px) { .container { padding: 0 20px; } }
.container-narrow { width: 100%; max-width: 880px; margin: 0 auto; padding: 0 32px; }

/* === Section spacing === */
.section-py { padding: 120px 0; }
.section-py-sm { padding: 80px 0; }
@media (max-width: 768px) { .section-py { padding: 80px 0; } .section-py-sm { padding: 56px 0; } }

/* === Typography === */
.eyebrow {
  font-family: var(--f-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 24px; height: 1px;
  background: var(--accent);
}
.eyebrow.center::before { display: none; }

.serif { font-family: var(--f-serif); font-weight: 400; }
.serif-i { font-family: var(--f-serif); font-style: italic; font-weight: 400; }
.mono { font-family: var(--f-mono); }

.display {
  font-family: var(--f-serif);
  font-size: clamp(44px, 6.4vw, 88px);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--ink);
}
.h1 {
  font-family: var(--f-serif);
  font-size: clamp(38px, 4.8vw, 60px);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.h2 {
  font-family: var(--f-serif);
  font-size: clamp(32px, 3.8vw, 48px);
  font-weight: 400;
  letter-spacing: -0.018em;
  line-height: 1.08;
}
.h3 {
  font-family: var(--f-serif);
  font-size: clamp(22px, 2.2vw, 26px);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.lede {
  font-size: clamp(18px, 1.5vw, 21px);
  line-height: 1.5;
  color: var(--ink-2);
  max-width: 60ch;
  font-weight: 400;
}
.body-lg { font-size: 18px; line-height: 1.6; color: var(--ink-2); }
.body { font-size: 17px; line-height: 1.6; color: var(--ink-2); }
.body-sm { font-size: 15px; line-height: 1.55; color: var(--ink-muted); }

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 22px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  border: 1px solid transparent;
  transition: all 0.18s ease;
  white-space: nowrap;
  letter-spacing: -0.005em;
}
.btn-primary {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.btn-primary:hover { background: var(--ink-2); border-color: var(--ink-2); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-ghost:hover { background: rgba(15,27,44,0.04); border-color: var(--ink-2); }
.btn-accent {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-accent:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn-lg { padding: 16px 26px; font-size: 16px; }
.btn-arrow { transition: transform 0.18s ease; display: inline-block; }
.btn:hover .btn-arrow { transform: translateX(3px); }

.btn.on-dark {
  background: var(--bg);
  color: var(--ink);
  border-color: var(--bg);
}
.btn.on-dark:hover { background: #fff; }
.btn.on-dark.btn-ghost {
  background: transparent;
  color: var(--on-dark);
  border-color: var(--line-dark);
}
.btn.on-dark.btn-ghost:hover { background: rgba(247,243,234,0.06); border-color: rgba(247,243,234,0.3); }

/* === Text link === */
.text-link {
  color: var(--ink);
  font-weight: 500;
  position: relative;
  display: inline-flex; align-items: center; gap: 6px;
  border-bottom: 1px solid var(--ink-faint);
  padding-bottom: 1px;
}
.text-link:hover { border-color: var(--ink); }

/* === Nav === */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247, 243, 234, 0.85);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
  gap: 24px;
}
.nav-links {
  display: flex; gap: 32px; align-items: center;
  font-size: 15px; color: var(--ink-2);
}
.nav-links a { transition: color 0.15s; }
.nav-links a:hover { color: var(--ink); }
.nav-right { display: flex; gap: 16px; align-items: center; }
.nav-phone {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 15px;
  color: var(--ink);
  font-weight: 500;
}
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-phone span.label { display: none; }
}

/* === Wordmark === */
.wordmark { display: inline-flex; align-items: center; gap: 10px; }
.wordmark .name { font-family: var(--f-serif); font-size: 22px; font-weight: 400; letter-spacing: -0.005em; color: var(--ink); }
.wordmark.on-dark .name { color: var(--on-dark); }
.mark-svg { color: var(--ink); }
.mark-svg.on-dark { color: var(--on-dark); }
.mark-svg .accent-bit { fill: var(--accent); }

/* === Status pill === */
.pill {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 14px 7px 12px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-2);
  font-weight: 500;
  letter-spacing: -0.005em;
}
.pill .led {
  width: 8px; height: 8px; border-radius: 50%;
  background: #4CAF6F;
  position: relative;
  flex-shrink: 0;
}
.pill .led::after {
  content: ""; position: absolute; inset: -3px;
  border-radius: 50%;
  background: #4CAF6F;
  opacity: 0.35;
  animation: ledpulse 2.4s ease-in-out infinite;
}
@keyframes ledpulse { 0%,100%{opacity:0.35; transform:scale(1);} 50%{opacity:0; transform:scale(2.2);} }

/* === Cards === */
.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  position: relative;
}
.card-flat {
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}

/* === Section heading row === */
.sec-head { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 56px; }
.sec-head .right { color: var(--ink-muted); font-size: 14px; line-height: 1.5; }
@media (min-width: 880px) {
  .sec-head { grid-template-columns: 2fr 1fr; gap: 56px; align-items: end; }
  .sec-head .right { text-align: right; }
}

/* === Hero === */
.hero { position: relative; padding: 80px 0 100px; }
.hero-deco {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 80% 40% at 20% 10%, rgba(176, 83, 46, 0.06), transparent 60%),
    radial-gradient(ellipse 60% 60% at 100% 100%, rgba(15, 27, 44, 0.04), transparent 70%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
}
@media (min-width: 860px) { .hero-grid { grid-template-columns: 1.15fr 1fr; gap: 56px; } }
@media (min-width: 1100px) { .hero-grid { gap: 80px; } }
.hero-portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
}
.portrait-placeholder {
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(45deg, rgba(15,27,44,0.04) 0px, rgba(15,27,44,0.04) 1px, transparent 1px, transparent 10px),
    linear-gradient(180deg, #E8E1D1 0%, #DCD3BE 100%);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 14px;
  color: var(--ink-muted);
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* === Trust row === */
.trust-row {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
  padding: 28px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}
@media (min-width: 760px) { .trust-grid { grid-template-columns: repeat(4, 1fr); } }
.trust-stat {
  padding: 8px 24px;
  border-right: 1px solid var(--line);
  text-align: center;
}
.trust-stat:last-child { border-right: 0; }
@media (max-width: 759px) {
  .trust-stat:nth-child(2n) { border-right: 0; }
  .trust-stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); padding-bottom: 18px; }
  .trust-stat:nth-child(n+3) { padding-top: 18px; }
}
.trust-num { font-family: var(--f-serif); font-size: 36px; font-weight: 400; line-height: 1; color: var(--ink); letter-spacing: -0.01em; }
.trust-label { font-size: 13px; color: var(--ink-muted); margin-top: 8px; letter-spacing: 0.01em; }

/* === Pricing card === */
.price-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  padding: 48px;
  position: relative;
}
@media (max-width: 760px) { .price-card { padding: 28px; } }
.price-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}
@media (min-width: 940px) {
  .price-grid { grid-template-columns: 1.2fr 1fr; gap: 56px; }
}
.price-big {
  font-family: var(--f-serif);
  font-size: clamp(72px, 9vw, 112px);
  letter-spacing: -0.04em;
  font-weight: 400;
  line-height: 0.95;
  color: var(--ink);
}
.price-included {
  background: var(--bg-2);
  padding: 32px;
  border-radius: 12px;
  border: 1px solid var(--line);
}

/* === Checklist === */
.check-list { display: grid; gap: 12px; margin-top: 20px; }
.check-item { display: flex; gap: 12px; align-items: flex-start; font-size: 16px; color: var(--ink-2); line-height: 1.5; }
.check-mark { color: var(--accent); flex-shrink: 0; margin-top: 5px; }

/* === Pillars === */
.pillar-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 880px) { .pillar-grid { grid-template-columns: repeat(3, 1fr); } }
.pillar {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  display: flex; flex-direction: column; gap: 8px;
}
.pillar-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.pillar-num-small {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
}
.pillar-stat-num {
  font-family: var(--f-serif);
  font-size: 48px;
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-weight: 400;
}
.pillar-stat-label {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.45;
  margin-top: 10px;
}
.pillar-source {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-soft);
  margin-top: 8px;
  letter-spacing: 0.02em;
}
.pillar-divider { height: 1px; background: var(--line); margin: 20px 0 4px; }
.pillar h3 { margin-top: 8px; }
.pillar-body { font-size: 15.5px; color: var(--ink-2); line-height: 1.6; }
.pillar-bullets {
  margin-top: auto; padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 10px;
}
.pillar-bullets li {
  display: flex; gap: 10px; align-items: center;
  color: var(--ink-muted); font-size: 14px;
  list-style: none;
}
.pillar-bullets li::before {
  content: ""; width: 4px; height: 4px; border-radius: 50%;
  background: var(--accent); flex-shrink: 0;
}

/* === Selected work === */
.work-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 720px) { .work-grid { grid-template-columns: repeat(2, 1fr); } }
.work-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.18s;
}
.work-card:hover { border-color: var(--line-strong); }
.work-diagram {
  height: 140px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 8px;
  overflow: hidden;
}
.work-meta {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.work-tag { color: var(--accent); font-weight: 500; }
.work-time { color: var(--ink-soft); }
.work-title {
  font-family: var(--f-serif);
  font-size: 21px;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--ink);
}
.work-body {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.55;
}
.work-result {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.work-result-label {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.work-result-value {
  font-family: var(--f-serif);
  font-size: 16px;
  color: var(--ink);
  font-weight: 400;
  line-height: 1.35;
}

/* === Process / timeline === */
.step {
  border-top: 1px solid var(--line);
  padding: 32px 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}
.step:last-child { border-bottom: 1px solid var(--line); }
@media (min-width: 880px) {
  .step { grid-template-columns: 120px 220px 1fr 80px; gap: 32px; align-items: start; }
}
.step-day { font-family: var(--f-mono); font-size: 13px; color: var(--ink-muted); letter-spacing: 0.08em; padding-top: 8px; }
.step-title { font-family: var(--f-serif); font-size: 26px; font-weight: 400; line-height: 1.2; letter-spacing: -0.01em; }
.step-body { color: var(--ink-2); font-size: 16px; line-height: 1.55; max-width: 55ch; }
.step-time { font-family: var(--f-mono); font-size: 12px; color: var(--ink-soft); letter-spacing: 0.06em; }
@media (min-width: 880px) { .step-time { text-align: right; padding-top: 8px; } }

/* === About === */
.about-grid {
  display: grid; grid-template-columns: 1fr; gap: 48px;
  align-items: start;
}
@media (min-width: 960px) {
  .about-grid { grid-template-columns: 0.85fr 1fr; gap: 72px; }
}
.about-card {
  margin-top: 36px;
  padding: 24px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.fact-row {
  display: flex; justify-content: space-between; gap: 16px;
  padding-top: 14px; padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.fact-row:last-child { padding-bottom: 0; border-bottom: 0; }
.fact-row .k { font-size: 14px; color: var(--ink-muted); }
.fact-row .v { font-size: 15px; color: var(--ink); text-align: right; font-weight: 500; }

/* === FAQ === */
.faq-item { border-top: 1px solid var(--line); padding: 24px 0; }
.faq-item:last-of-type { border-bottom: 1px solid var(--line); }
.faq-q {
  font-family: var(--f-serif);
  font-size: 22px; font-weight: 400; line-height: 1.3;
  cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 24px;
  list-style: none;
  color: var(--ink);
}
.faq-q::-webkit-details-marker { display: none; }
.faq-a { margin-top: 16px; color: var(--ink-2); font-size: 17px; line-height: 1.6; max-width: 70ch; }
.faq-icon {
  width: 28px; height: 28px; flex-shrink: 0; transition: transform 0.25s;
  border: 1px solid var(--line-strong); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-muted);
}
details[open] .faq-icon { transform: rotate(45deg); color: var(--accent); border-color: var(--accent); }

/* === Dark section === */
.dark {
  background: var(--bg-dark);
  color: var(--on-dark);
}
.dark .h1, .dark .h2, .dark .h3, .dark .display { color: var(--on-dark); }
.dark .body, .dark .body-lg, .dark .lede { color: var(--on-dark-muted); }
.dark .eyebrow { color: var(--on-dark-muted); }
.dark .body-sm { color: var(--on-dark-faint); }

.book-grid {
  display: grid; grid-template-columns: 1fr; gap: 56px;
}
@media (min-width: 960px) {
  .book-grid { grid-template-columns: 1.1fr 1fr; gap: 80px; align-items: center; }
}
.contact-row {
  display: grid; grid-template-columns: 44px 1fr auto; gap: 18px; align-items: center;
  padding: 20px 24px;
  border: 1px solid var(--line-dark);
  border-radius: 12px;
  background: rgba(255,255,255,0.02);
  transition: background 0.18s, border-color 0.18s;
}
.contact-row:hover { background: rgba(255,255,255,0.05); border-color: rgba(247,243,234,0.25); }
.contact-row .icon {
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--line-dark);
  display: flex; align-items: center; justify-content: center;
  color: var(--on-dark);
}
.contact-row .label-row { font-size: 13px; color: var(--on-dark-muted); letter-spacing: 0.04em; text-transform: uppercase; }
.contact-row .value-row { font-family: var(--f-serif); font-size: 22px; margin-top: 4px; color: var(--on-dark); }
.contact-row .sub-row { font-size: 13px; color: var(--on-dark-faint); margin-top: 4px; }
.contact-row .arrow { color: var(--on-dark-muted); font-size: 20px; }

/* === Footer === */
.footer {
  background: var(--bg-dark);
  color: var(--on-dark);
  padding: 80px 0 32px;
}
.footer a { color: var(--on-dark-muted); transition: color 0.15s; }
.footer a:hover { color: var(--on-dark); }
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 48px;
}
@media (min-width: 880px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; gap: 56px; }
}
.footer-col-title { font-size: 13px; color: var(--on-dark-faint); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 18px; }
.footer-col-links { display: flex; flex-direction: column; gap: 10px; }
.footer-col-links a { font-size: 15px; }
.footer-base {
  margin-top: 64px; padding-top: 28px;
  border-top: 1px solid var(--line-dark);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 13px; color: var(--on-dark-faint);
}

/* === Reveal === */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }