/* Ferpool — site stylesheet */
:root {
  --paper: #f3efe6;
  --paper-2: #e8e1d2;
  --card: #faf8f3;
  --ink: #15211f;
  --ink-2: #364442;
  --muted: #66716e;
  --line: #d3cbb9;
  --line-dark: #2c3a37;
  --water: #0d5c64;
  --water-dark: #0a464d;
  --clay: #a3482a;
  --wa: #1c7448;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --wrap: 1180px;
  --gut: clamp(16px, 4vw, 40px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-2);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--water); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--water-dark); }
:focus-visible { outline: 2px solid var(--clay); outline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--serif); color: var(--ink); font-weight: 450; line-height: 1.12; letter-spacing: -0.015em; margin: 0 0 .5em; font-variation-settings: "opsz" 72; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4.4rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.8rem); }
h3 { font-size: 1.45rem; }
h4 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
strong { color: var(--ink); font-weight: 600; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gut); }
.narrow { max-width: 760px; }
.lead { font-size: clamp(1.08rem, 1.6vw, 1.25rem); color: var(--ink-2); max-width: 38em; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.num { font-family: var(--serif); font-feature-settings: "lnum", "tnum"; }

/* ---------- header ---------- */
.site-head { position: sticky; top: 0; z-index: 40; background: rgba(243, 239, 230, .94); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.brand { display: flex; align-items: baseline; gap: 10px; padding: 10px 0; text-decoration: none; color: var(--ink); }
.brand-name { font-family: var(--serif); font-size: 1.65rem; font-weight: 550; letter-spacing: -0.02em; line-height: 1; }
.brand-sub { font-size: .82rem; color: var(--muted); letter-spacing: .02em; }
@media (max-width: 440px) { .brand-sub { display: none; } }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--ink-2); text-decoration: none; font-size: .96rem; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; }
.nav .tel { font-family: var(--serif); font-size: 1.05rem; color: var(--ink); font-feature-settings: "lnum"; }
.menu-btn { display: none; background: none; border: 1px solid var(--ink); min-height: 44px; min-width: 64px; padding: 8px 14px; font: 600 .92rem var(--sans); color: var(--ink); cursor: pointer; border-radius: 2px; }
.menu-btn[aria-expanded="true"] { background: var(--ink); color: var(--paper); }
.nav-cta { display: none; }
.drop { position: relative; }
.drop > button { background: none; border: 0; font: inherit; font-size: .96rem; color: var(--ink-2); cursor: pointer; padding: 0; }
.drop > button::after { content: " ▾"; font-size: .7em; }
.drop-panel { display: none; position: absolute; top: calc(100% + 22px); left: -20px; background: var(--card); border: 1px solid var(--line); min-width: 260px; padding: 10px 0; }
.drop-panel a { display: block; padding: 7px 20px; }
.drop.open .drop-panel { display: block; }

@media (max-width: 900px) {
  .menu-btn { display: inline-block; }
  .site-head .wrap { height: 64px; }
  .nav { display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; background: var(--paper); flex-direction: column; align-items: stretch; gap: 0; padding: 8px var(--gut) calc(24px + env(safe-area-inset-bottom)); overflow-y: auto; overscroll-behavior: contain; z-index: 50; border-top: 1px solid var(--line); }
  .nav.open { display: flex; }
  .nav a { display: block; padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 1.08rem; color: var(--ink); }
  .drop > button { display: block; width: 100%; text-align: left; pointer-events: none; color: var(--clay); font-family: var(--serif); font-size: .95rem; padding: 18px 0 4px; }
  .drop > button::after { content: ""; }
  .drop-panel { position: static; display: block; border: 0; background: none; padding: 0; min-width: 0; }
  .drop-panel a { padding: 13px 0; }
  .nav .tel { margin-top: 18px; border: 1px solid var(--ink); text-align: center; font-size: 1.15rem; }
  .nav-cta { display: flex; justify-content: center; margin-top: 10px; }
  .nav .nav-cta { background: var(--wa); color: #fff; border: 0; font-weight: 600; padding: 14px 0; }
  body.menu-open { overflow: hidden; }
  body.menu-open .callbar { display: none; }
}

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 22px; font: 600 1rem/1.2 var(--sans); text-decoration: none; border: 1px solid var(--ink); background: var(--ink); color: #fff; cursor: pointer; transition: background .15s, color .15s; border-radius: 2px; }
.btn:hover { background: var(--water-dark); border-color: var(--water-dark); color: #fff; }
.btn-line { background: transparent; color: var(--ink); }
.btn-line:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-wa { background: var(--wa); border-color: var(--wa); }
.btn-wa:hover { background: #155c39; border-color: #155c39; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 480px) { .btn-row .btn { flex: 1 1 100%; } }
.btn { min-height: 48px; }
.arrow-link { font-weight: 600; text-decoration: none; color: var(--ink); border-bottom: 1px solid var(--ink); padding-bottom: 2px; }
.arrow-link::after { content: " →"; }
.arrow-link:hover { color: var(--water); border-color: var(--water); }

/* ---------- sections ---------- */
.sec { padding: clamp(64px, 9vw, 120px) 0; border-top: 1px solid var(--line); }
.sec-dark { background: var(--ink); color: #c9d1ce; border-top: 0; }
.sec-dark h2, .sec-dark h3, .sec-dark h4, .sec-dark strong { color: #f3efe6; }
.sec-dark a { color: #9fd3d6; }
.sec-sand { background: var(--paper-2); }
.sec-head { display: grid; grid-template-columns: 140px 1fr; gap: 24px; margin-bottom: clamp(36px, 5vw, 60px); }
.sec-no { font-family: var(--serif); font-size: .95rem; color: var(--clay); padding-top: .7em; border-top: 1px solid currentColor; align-self: start; }
.sec-dark .sec-no { color: #d9876a; }
.sec-head h2 { margin-bottom: .35em; max-width: 18em; }
.sec-head p { max-width: 40em; margin: 0; }
@media (max-width: 760px) { .sec-head { grid-template-columns: 1fr; gap: 14px; } .sec-no { width: 64px; } }

/* ---------- hero ---------- */
.hero { padding: clamp(40px, 6vw, 72px) 0 0; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(28px, 5vw, 64px); align-items: end; }
.hero h1 { margin-bottom: .35em; }
.hero h1 em { font-style: italic; color: var(--water); font-weight: 400; }
.hero .lead { margin-bottom: 1.8em; }
.hero-photo { margin: 0; }
.hero-photo img { width: 100%; aspect-ratio: 4 / 3.1; object-fit: cover; }
.hero-photo figcaption, figure figcaption { font-size: .85rem; color: var(--muted); margin-top: 8px; }
.facts { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); margin-top: clamp(40px, 6vw, 72px); }
.facts div { padding: 18px 20px 18px 0; }
.facts div + div { padding-left: 20px; border-left: 1px solid var(--line); }
.facts dt { font-family: var(--serif); font-size: 1.15rem; color: var(--ink); line-height: 1.25; }
.facts dd { margin: 4px 0 0; font-size: .88rem; color: var(--muted); }
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr 1fr; }
  .facts div:nth-child(3) { padding-left: 0; border-left: 0; }
  .facts div:nth-child(n+3) { border-top: 1px solid var(--line); }
}

/* ---------- service index ---------- */
.index-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.index-list li { border-bottom: 1px solid var(--line); }
.index-list a { display: grid; grid-template-columns: 60px minmax(0, 1.1fr) minmax(0, 1.4fr) 28px; gap: 20px; align-items: baseline; padding: 26px 0; text-decoration: none; color: var(--ink-2); }
.index-list .i { font-family: var(--serif); color: var(--muted); font-size: .95rem; }
.index-list .t { font-family: var(--serif); font-size: clamp(1.35rem, 2.3vw, 1.85rem); color: var(--ink); line-height: 1.15; }
.index-list .d { font-size: .98rem; }
.index-list .go { color: var(--ink); font-size: 1.3rem; transition: transform .15s; }
.index-list a:hover .t { color: var(--water); }
.index-list a:hover .go { transform: translateX(4px); color: var(--water); }
@media (max-width: 760px) { .index-list a { grid-template-columns: 40px 1fr; } .index-list .d { grid-column: 2; } .index-list .go { display: none; } }

/* ---------- two-col statements ---------- */
.points { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(28px, 5vw, 72px); }
.points > div { border-top: 1px solid var(--line); padding: 24px 0 30px; }
.points h3 { font-size: 1.35rem; margin-bottom: .4em; }
.points p { margin: 0; }
@media (max-width: 700px) { .points { grid-template-columns: 1fr; } }

/* ---------- configurator ---------- */
.config { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); border: 1px solid var(--ink); background: var(--card); }
.config-form { padding: clamp(22px, 4vw, 44px); }
.config fieldset { border: 0; padding: 0; margin: 0 0 34px; }
.config legend { font-weight: 600; color: var(--ink); margin-bottom: 14px; padding: 0; font-size: .95rem; }
.config legend span { font-family: var(--serif); color: var(--clay); font-weight: 400; margin-right: 8px; }
.seg { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.seg label { position: relative; cursor: pointer; }
.seg label + label { border-left: 1px solid var(--line); }
.seg input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.seg span { display: block; padding: 14px 10px; text-align: center; }
.seg b { display: block; font-family: var(--serif); font-weight: 500; font-size: 1.1rem; color: var(--ink); }
.seg small { display: block; font-size: .82rem; color: var(--muted); }
.seg input:checked + span { background: var(--ink); }
.seg input:checked + span b, .seg input:checked + span small { color: #f3efe6; }
.seg input:focus-visible + span { outline: 2px solid var(--clay); outline-offset: -4px; }
@media (max-width: 520px) { .seg { grid-template-columns: 1fr; } .seg label + label { border-left: 0; border-top: 1px solid var(--line); } }
.range { margin-bottom: 14px; }
.range-ctl { display: grid; grid-template-columns: 44px 1fr 44px; gap: 10px; align-items: center; }
.step { width: 44px; height: 44px; border: 1px solid var(--line); background: var(--paper); font: 500 1.3rem/1 var(--sans); color: var(--ink); cursor: pointer; border-radius: 2px; }
.step:active { background: var(--ink); color: var(--paper); }
.range-top { display: flex; justify-content: space-between; margin-bottom: 6px; font-size: .95rem; }
.range-top output { font-family: var(--serif); color: var(--ink); font-size: 1.1rem; }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; background: transparent; height: 44px; margin: 0; touch-action: pan-y; }
input[type=range]::-webkit-slider-runnable-track { height: 2px; background: var(--ink); }
input[type=range]::-moz-range-track { height: 2px; background: var(--ink); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 28px; height: 28px; border-radius: 50%; background: var(--paper); border: 2px solid var(--ink); margin-top: -13px; cursor: grab; box-shadow: 0 1px 2px rgba(0,0,0,.15); }
input[type=range]::-moz-range-thumb { width: 24px; height: 24px; border-radius: 50%; background: var(--paper); border: 2px solid var(--ink); cursor: grab; }
.checks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 20px; }
.checks label { display: flex; gap: 12px; align-items: center; padding: 12px 0; min-height: 48px; border-bottom: 1px solid var(--line); cursor: pointer; }
.checks input { width: 22px; height: 22px; flex: none; accent-color: var(--ink); }
@media (max-width: 520px) { .checks { grid-template-columns: 1fr; } }
.config-sum { background: var(--ink); color: #c9d1ce; padding: clamp(22px, 4vw, 44px); display: flex; flex-direction: column; }
.config-sum h3 { color: #f3efe6; font-size: 1.5rem; }
.config-sum dl { margin: 0 0 22px; }
.config-sum dl div { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line-dark); }
.config-sum dt { color: #93a19d; }
.config-sum dd { margin: 0; color: #f3efe6; text-align: right; font-family: var(--serif); font-size: 1.08rem; }
.config-sum .big dd { font-size: 1.6rem; }
.config-sum ul { margin: 0 0 24px; padding-left: 18px; color: #dfe5e3; }
.config-sum .note { font-size: .84rem; color: #93a19d; margin-top: auto; }
.config-sum .btn { width: 100%; margin-top: 8px; }
@media (max-width: 860px) { .config { grid-template-columns: 1fr; } }

/* ---------- process ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line-dark); }
.steps li { padding: 24px 24px 8px 0; }
.steps li + li { padding-left: 24px; border-left: 1px solid var(--line-dark); }
.steps .n { font-family: var(--serif); font-size: 2.6rem; color: #d9876a; line-height: 1; display: block; margin-bottom: 18px; }
.steps h3 { font-size: 1.25rem; }
.steps p { font-size: .95rem; }
.steps-photo { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 48px; }
.steps-photo img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } .steps li:nth-child(3) { padding-left: 0; border-left: 0; } .steps li:nth-child(n+3) { border-top: 1px solid var(--line-dark); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } .steps li, .steps li + li { padding-left: 0; border-left: 0; } .steps li + li { border-top: 1px solid var(--line-dark); } .steps-photo { grid-template-columns: 1fr; } }

/* ---------- regions ---------- */
.regions { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: clamp(28px, 5vw, 64px); align-items: start; }
.region-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.region-list li { border-bottom: 1px solid var(--line); }
.region-list a { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 18px 0; text-decoration: none; }
.region-list b { font-family: var(--serif); font-weight: 450; font-size: 1.45rem; color: var(--ink); }
.region-list span { font-size: .9rem; color: var(--muted); text-align: right; }
.region-list a:hover b { color: var(--water); }
@media (max-width: 860px) { .regions { grid-template-columns: 1fr; } }

/* ---------- faq ---------- */
.faq { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 20px; padding: 20px 0; min-height: 48px; font-family: var(--serif); font-size: 1.2rem; color: var(--ink); line-height: 1.3; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--sans); font-size: 1.4rem; line-height: 1; color: var(--clay); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: -4px 0 22px; max-width: 46em; }
.faq-grid { display: grid; grid-template-columns: 140px 1fr; gap: 24px; }
@media (max-width: 760px) { .faq-grid { grid-template-columns: 1fr; } .faq-grid > div:first-child { display: none; } }

/* ---------- CTA band ---------- */
.cta { background: var(--water-dark); color: #d4e4e3; padding: clamp(56px, 8vw, 96px) 0; }
.cta-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 40px; align-items: end; }
.cta h2 { color: #fff; margin-bottom: .3em; }
.cta p { margin: 0; max-width: 34em; }
.cta .btn { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.cta .btn:hover { background: #fff; }
.cta .btn-line { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .6); }
.cta .btn-line:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.cta .btn-row { justify-content: flex-end; }
.cta-tel { display: block; font-family: var(--serif); font-size: clamp(1.6rem, 3vw, 2.2rem); color: #fff; text-decoration: none; margin-bottom: 14px; text-align: right; font-feature-settings: "lnum"; }
@media (max-width: 860px) { .cta-grid { grid-template-columns: 1fr; } .cta .btn-row { justify-content: flex-start; } .cta-tel { text-align: left; } }

/* ---------- footer ---------- */
.site-foot { background: var(--ink); color: #93a19d; padding: 64px 0 28px; font-size: .95rem; }
.site-foot a { color: #c9d1ce; text-decoration: none; }
.site-foot a:hover { color: #fff; text-decoration: underline; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; }
.foot-grid h2 { font-family: var(--sans); font-size: .82rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: #6f7f7b; margin-bottom: 14px; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; }
.foot-grid li { margin-bottom: 2px; }
.foot-grid li a { display: inline-block; padding: 8px 0; }
.foot-brand { font-family: var(--serif); font-size: 1.9rem; color: #f3efe6; display: block; margin-bottom: 10px; }
.foot-bottom { border-top: 1px solid var(--line-dark); margin-top: 48px; padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .85rem; }
@media (max-width: 860px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } }

/* ---------- mobile call bar ---------- */
.callbar { display: none; }
@media (max-width: 760px) {
  .callbar { display: grid; grid-template-columns: 1fr 1fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 45; border-top: 1px solid var(--ink); }
  .callbar a { padding: 15px 10px calc(15px + env(safe-area-inset-bottom)); text-align: center; font-weight: 600; text-decoration: none; background: var(--paper); color: var(--ink); }
  .callbar a + a { background: var(--wa); color: #fff; }
  body { padding-bottom: 60px; }
  html { scroll-padding-bottom: 72px; }
}

/* ---------- inner pages ---------- */
.page-head { padding: clamp(36px, 5vw, 64px) 0 clamp(32px, 4vw, 48px); }
.crumbs { font-size: .88rem; color: var(--muted); margin-bottom: 22px; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: var(--line); }
.crumbs a { color: var(--muted); }
.page-head h1 { max-width: 15em; }
.page-photo { margin: 0; }
.page-photo img { width: 100%; aspect-ratio: 21 / 8; object-fit: cover; }
@media (max-width: 700px) { .page-photo img { aspect-ratio: 16 / 9; } }
.article { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(32px, 6vw, 80px); padding: clamp(48px, 7vw, 88px) 0; align-items: start; }
.prose h2 { font-size: clamp(1.6rem, 2.8vw, 2.15rem); margin-top: 1.8em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 1.4em; }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li { margin-bottom: .55em; }
.prose li::marker { color: var(--clay); }
.prose figure { margin: 2em 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.4em 0 2em; font-size: .95rem; }
.prose th, .prose td { text-align: left; padding: 11px 12px 11px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose thead th { border-bottom: 1px solid var(--ink); color: var(--ink); font-weight: 600; }
.prose tbody th { font-weight: 600; color: var(--ink); }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll table { min-width: 520px; }
.callout { border-left: 3px solid var(--clay); padding: 4px 0 4px 18px; margin: 1.6em 0; color: var(--ink); }
.aside { position: sticky; top: 96px; border-top: 1px solid var(--ink); padding-top: 18px; }
.aside h2 { font-size: 1.3rem; }
.aside dl { margin: 0 0 22px; font-size: .95rem; }
.aside dl div { padding: 9px 0; border-bottom: 1px solid var(--line); }
.aside dt { color: var(--muted); font-size: .82rem; }
.aside dd { margin: 2px 0 0; color: var(--ink); }
.aside .btn { width: 100%; margin-bottom: 10px; }
@media (max-width: 900px) { .article { grid-template-columns: minmax(0, 1fr); } .aside { position: static; } }
.related { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); border-top: 1px solid var(--ink); }
.related li { border-bottom: 1px solid var(--line); }
.related a { display: block; padding: 18px 18px 18px 0; text-decoration: none; color: var(--ink-2); font-size: .93rem; }
.related b { display: block; font-family: var(--serif); font-weight: 450; font-size: 1.2rem; color: var(--ink); margin-bottom: 4px; }
.related a:hover b { color: var(--water); }

/* ---------- calculator page ---------- */
.calc { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); border: 1px solid var(--ink); background: var(--card); }
.calc-in { padding: clamp(22px, 4vw, 40px); }
.calc-out { background: var(--ink); color: #c9d1ce; padding: clamp(22px, 4vw, 40px); }
.calc-out h2 { color: #f3efe6; font-size: 1.4rem; }
.calc-out dl { margin: 0; }
.calc-out dl div { padding: 12px 0; border-bottom: 1px solid var(--line-dark); }
.calc-out dt { color: #93a19d; font-size: .88rem; }
.calc-out dd { margin: 2px 0 0; color: #f3efe6; font-family: var(--serif); font-size: 1.45rem; font-feature-settings: "lnum"; }
.calc-out dd small { font-family: var(--sans); font-size: .82rem; color: #93a19d; display: block; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: .92rem; color: var(--ink); font-weight: 600; margin-bottom: 6px; }
.field input, .field select, .field textarea { width: 100%; font: inherit; font-size: max(16px, 1rem); min-height: 48px; padding: 11px 12px; border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 2px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hint { font-size: .82rem; color: var(--muted); margin-top: 4px; }
@media (max-width: 820px) { .calc { grid-template-columns: 1fr; } }

/* ---------- diagrams ---------- */
.dg-fig { margin: 0; }
.dg { width: 100%; height: auto; display: block; overflow: visible; font-family: var(--sans); }
.dg-hatch { stroke: var(--line); stroke-width: 1.2; }
.dg-grain { fill: #b9ae96; }
.dg-ground { stroke: var(--ink); stroke-width: 1.5; }
.dg-concrete { fill: #c9c3b6; stroke: var(--ink-2); stroke-width: 1; }
.dg-lean { fill: #ddd6c6; stroke: var(--ink-2); stroke-width: .8; }
.dg-rebar { fill: none; stroke: var(--clay); stroke-width: 1.4; stroke-dasharray: 2 4; }
.dg-seal { fill: none; stroke: var(--ink); stroke-width: 2.5; }
.dg-tile { fill: none; stroke: var(--water); stroke-width: 4; stroke-dasharray: 5 1.5; }
.dg-felt { fill: none; stroke: #8f8a7d; stroke-width: 3; stroke-dasharray: 1 2; }
.dg-liner { fill: none; stroke: var(--water); stroke-width: 3.5; }
.dg-shell { fill: none; stroke: var(--ink-2); stroke-width: 7; stroke-linejoin: round; }
.dg-backfill { stroke: none; }
.dg-water { fill: #cfe3e1; }
.dg-out { stroke: var(--water); stroke-width: 2; }
.dg-wl { stroke: var(--water); stroke-width: 1.5; stroke-dasharray: 8 5; }
.dg-coping { fill: var(--paper); stroke: var(--ink); stroke-width: 1; }
.dg-skim { fill: var(--ink-2); }
.dg-lead { stroke: var(--ink); stroke-width: 1; }
.dg-dot { fill: var(--ink); }
.dg-mk { fill: var(--ink); }
.dg-mkt { fill: var(--paper); font: 600 13px var(--sans); text-anchor: middle; }
.dg-dim, .dg-tick { stroke: var(--ink); stroke-width: 1.2; }
.dg-chip { fill: var(--paper); }
.dg-lbl { font: 600 15px var(--sans); fill: var(--ink); text-anchor: middle; }
.dg-cap { font: 500 15px var(--serif); fill: var(--clay); font-style: italic; }
.dg-route { stroke: var(--water); stroke-width: 1.5; stroke-dasharray: 5 5; }
.rm-hit { fill: transparent; }
.rm-node { fill: var(--paper); stroke: var(--ink); stroke-width: 2; }
.rm-node.on { fill: var(--clay); stroke: var(--clay); }
.rm-ring { fill: none; stroke: var(--ink); stroke-width: 1; }
.rm-name { font: 450 21px var(--serif); fill: var(--ink); }
.rm-name.on { fill: var(--clay); }
.rm-sub { font: 500 13px var(--sans); fill: var(--muted); }
.rm-sea { font: italic 400 16px var(--serif); fill: #8aa9a7; letter-spacing: .04em; }
.rm a:hover .rm-name { fill: var(--water); }
.dg-legend { margin: 18px 0 0; padding: 0; list-style: none; counter-reset: dg; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 24px; font-size: .93rem; }
.dg-legend li { counter-increment: dg; display: flex; gap: 10px; align-items: baseline; padding: 7px 0; border-top: 1px solid var(--line); }
.dg-legend li::before { content: counter(dg); flex: none; width: 22px; height: 22px; border-radius: 50%; background: var(--ink); color: var(--paper); font: 600 12px/22px var(--sans); text-align: center; }
@media (max-width: 520px) { .dg-legend { grid-template-columns: 1fr; } }
.prose .dg-fig { margin: 2em 0; padding: 22px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }

/* üç kesit yan yana (ana sayfa) */
.types { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px); }
.types a { text-decoration: none; color: var(--ink-2); display: block; border-top: 1px solid var(--ink); padding-top: 16px; }
.types h3 { margin-bottom: 4px; }
.types p { font-size: .95rem; margin: 10px 0 0; }
.types a:hover h3 { color: var(--water); }
@media (max-width: 860px) { .types { grid-template-columns: 1fr; } .types .dg { max-width: 460px; } }

/* yıllık takvim */
.cal { margin: 2em 0; padding: 22px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.cal-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); row-gap: 8px; column-gap: 2px; }
.cal-m { font-size: .78rem; color: var(--muted); text-align: center; grid-row: 1; border-bottom: 1px solid var(--line); padding-bottom: 6px; }
.cal-bar { height: 14px; border-radius: 1px; }
.cal-k { background: repeating-linear-gradient(45deg, var(--line), var(--line) 3px, transparent 3px, transparent 6px); }
.cal-a { background: #6fa9ad; }
.cal-p { background: var(--water); }
.cal-c { background: var(--clay); }
.cal-key { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: .9rem; }
.cal-key i { display: inline-block; width: 22px; height: 10px; margin-right: 8px; vertical-align: middle; }
@media (max-width: 420px) { .cal-m { font-size: .72rem; letter-spacing: -.03em; } }

/* göreli karşılaştırma matrisi */
.matrix { margin: 1.6em 0 2em; border-top: 1px solid var(--ink); }
.mx-row { display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); align-items: center; gap: 8px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
.mx-head { font-weight: 600; color: var(--ink); font-size: .9rem; }
.mx-row [role=rowheader] { color: var(--ink); }
.dots { display: inline-flex; gap: 5px; }
.dots i { width: 11px; height: 11px; border-radius: 50%; border: 1.5px solid var(--ink); }
.dots i.on { background: var(--ink); }
.mx-note { font-size: .84rem; color: var(--muted); margin: 10px 0 0; }
@media (max-width: 480px) { .mx-row { grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(0, .8fr)); font-size: .85rem; gap: 4px; } .mx-head { font-size: .78rem; } .dots { gap: 3px; } .dots i { width: 9px; height: 9px; } }

/* görsel içeren sayfa başlığı */
.page-head.has-visual .wrap { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: end; }
.page-head.has-visual .crumbs { grid-column: 1 / -1; margin-bottom: 0; }
@media (max-width: 860px) { .page-head.has-visual .wrap { grid-template-columns: minmax(0, 1fr); } }
.chips { list-style: none; padding: 0; margin: 1em 0 1.6em; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { border: 1px solid var(--line); padding: 6px 12px; font-size: .92rem; color: var(--ink); background: var(--card); }

/* ---------- formlar (genel) ---------- */
.field textarea { resize: vertical; line-height: 1.5; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--water); outline-offset: 0; border-color: var(--water); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.cta-more { margin-top: 14px !important; text-align: right; font-size: .95rem; }
.cta-more a { color: #fff; display: inline-block; padding: 10px 0; }
@media (max-width: 860px) { .cta-more { text-align: left; } }

/* ---------- havuz suyu sorunları ---------- */
.doctor { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); border: 1px solid var(--ink); background: var(--card); }
.doc-in { padding: clamp(20px, 4vw, 36px); }
.doc-q { font-weight: 600; color: var(--ink); margin: 6px 0 10px; }
.doc-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.doc-chips a { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 14px; border: 1px solid var(--ink); color: var(--ink); text-decoration: none; font-size: .95rem; border-radius: 2px; }
.doc-chips a:hover, .doc-chips a:focus-visible { background: var(--ink); color: var(--paper); }
.doc-out { background: var(--ink); color: #c9d1ce; padding: clamp(20px, 4vw, 36px); }
.doc-out h2 { color: #f3efe6; font-size: 1.35rem; }
.doc-out .muted { color: #93a19d; }
.doc-out ul { list-style: none; margin: 0; padding: 0; }
.doc-out li { padding: 12px 0 12px 16px; border-bottom: 1px solid var(--line-dark); border-left: 3px solid; margin-bottom: 4px; color: #eef1ef; }
.doc-out .r-iyi { border-left-color: #5fb3b9; }
.doc-out .r-orta { border-left-color: #d9a441; }
.doc-out .r-kotu { border-left-color: #d9876a; }
@media (max-width: 820px) { .doctor { grid-template-columns: minmax(0, 1fr); } }
.qa { padding: 8px 0 12px; border-top: 1px solid var(--line); scroll-margin-top: 84px; }
.prose .qa h2 { margin-top: .9em; font-size: clamp(1.4rem, 2.4vw, 1.8rem); }
.qa.is-on { border-top: 2px solid var(--clay); }
.qa.is-on h2 { color: var(--clay); }
.dose { font-weight: 600; color: var(--water-dark); background: #dcebe9; padding: 0 4px; }

/* ---------- keşif randevusu ---------- */
.booking { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); padding-bottom: clamp(56px, 8vw, 96px); align-items: start; }
.booking h2 { font-size: 1.4rem; }
.bk-top { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 8px 20px; border-top: 1px solid var(--ink); padding-top: 14px; margin-bottom: 10px; }
.bk-key { list-style: none; display: flex; gap: 14px; margin: 0; padding: 0; font-size: .85rem; color: var(--muted); }
.bk-key i { display: inline-block; width: 12px; height: 12px; margin-right: 6px; vertical-align: -1px; border: 1px solid var(--ink); }
.k-bos { background: var(--card); }
.k-dolu { background: var(--ink); }
.k-kapali { background: repeating-linear-gradient(45deg, var(--line), var(--line) 2px, transparent 2px, transparent 5px); border-color: var(--line) !important; }
.bk-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; }
.bk-wd { font-size: .78rem; color: var(--muted); text-align: center; padding: 4px 0; }
.bk-day { position: relative; min-height: 48px; border: 1px solid var(--line); background: var(--card); font: inherit; color: var(--ink); cursor: pointer; padding: 6px 2px; display: flex; flex-direction: column; align-items: center; justify-content: center; border-radius: 2px; }
.bk-day b { font-family: var(--serif); font-weight: 500; font-size: 1.1rem; line-height: 1; font-feature-settings: "lnum"; }
.bk-day small { font-size: .72rem; color: var(--clay); text-transform: uppercase; letter-spacing: .04em; line-height: 1; margin-bottom: 3px; }
.bk-day.is-bos { border-color: var(--ink); }
.bk-day.is-bos::after { content: ""; position: absolute; bottom: 5px; width: 5px; height: 5px; border-radius: 50%; background: var(--water); }
.bk-day.is-dolu { background: var(--ink); color: #93a19d; border-color: var(--ink); cursor: not-allowed; }
.bk-day.is-dolu small { color: #93a19d; }
.bk-day.is-kapali { background: repeating-linear-gradient(45deg, var(--paper-2), var(--paper-2) 3px, var(--paper) 3px, var(--paper) 7px); color: var(--muted); cursor: not-allowed; }
.bk-day[aria-pressed="true"] { outline: 3px solid var(--clay); outline-offset: -1px; }
.bk-slots { margin-top: 22px; }
.bk-slots h3 { font-size: 1.25rem; }
.bk-times { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 8px; }
.bk-time { min-height: 56px; border: 1px solid var(--ink); background: var(--card); font: inherit; color: var(--ink); cursor: pointer; border-radius: 2px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.bk-time b { font-family: var(--serif); font-weight: 500; font-size: 1.2rem; font-feature-settings: "lnum"; }
.bk-time small { font-size: .78rem; }
.bk-time:hover:not(:disabled) { background: var(--paper-2); }
.bk-time[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.bk-time:disabled { cursor: not-allowed; }
.bk-time.is-dolu { background: var(--ink); color: #93a19d; }
.bk-time.is-kapali, .bk-time.is-gecmis { border-color: var(--line); color: var(--muted); background: var(--paper-2); }
.bk-form, .bk-done { border: 1px solid var(--ink); background: var(--card); padding: clamp(20px, 4vw, 32px); scroll-margin-top: 84px; }
.bk-chosen { font-family: var(--serif); font-size: 1.2rem; color: var(--clay); margin-top: -6px; }
.bk-consent { display: flex; gap: 12px; align-items: flex-start; font-size: .92rem; margin: 6px 0 16px; cursor: pointer; }
.bk-consent input { width: 22px; height: 22px; flex: none; margin-top: 1px; accent-color: var(--ink); }
.bk-err { border-left: 3px solid var(--clay); padding: 8px 12px; background: #f6e3dc; color: #6e2a14; font-size: .95rem; }
.bk-form .btn { width: 100%; }
.bk-done { grid-column: 1 / -1; max-width: 640px; }
.bk-when { font-family: var(--serif); font-size: 1.5rem; color: var(--ink); }
@media (max-width: 900px) { .booking { grid-template-columns: minmax(0, 1fr); } }

/* ---------- yönetim ---------- */
.adm { padding: 32px var(--gut) 96px; max-width: 900px; }
.adm-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.adm-head h1 { font-size: 2.2rem; margin: 0; }
.adm-login { max-width: 380px; margin-top: 24px; }
.adm-tabs { display: flex; gap: 0; margin: 22px 0 18px; border-bottom: 1px solid var(--ink); overflow-x: auto; }
.adm-tabs button { background: none; border: 0; font: 600 .95rem var(--sans); color: var(--muted); padding: 12px 16px; min-height: 44px; cursor: pointer; white-space: nowrap; }
.adm-tabs button[aria-selected="true"] { color: var(--ink); box-shadow: inset 0 -3px 0 var(--ink); }
.adm-sum { color: var(--muted); }
.adm-date { font-size: 1.3rem; margin: 26px 0 10px; }
.adm-card { border: 1px solid var(--line); border-left: 4px solid var(--water); background: var(--card); padding: 14px 16px; margin-bottom: 10px; }
.adm-card.is-bekliyor { border-left-color: #d9a441; }
.adm-card.is-iptal { opacity: .6; border-left-color: var(--muted); }
.adm-card.is-tamamlandi { border-left-color: var(--ink); }
.adm-card h3 { font-size: 1.2rem; margin: 4px 0; }
.adm-card p { margin: 0 0 4px; font-size: .95rem; }
.adm-card-top { display: flex; justify-content: space-between; align-items: center; }
.adm-time { font-family: var(--serif); font-size: 1.3rem; color: var(--ink); }
.adm-badge { font-size: .8rem; border: 1px solid var(--line); padding: 2px 8px; }
.adm-note { background: var(--paper); padding: 8px 10px; margin-top: 6px !important; }
.adm-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.adm-actions .btn { padding: 10px 16px; min-height: 44px; font-size: .92rem; }
.adm-close { border: 1px solid var(--ink); background: var(--card); padding: 18px; margin-bottom: 24px; }
.adm-sub { font-size: 1.2rem; }
.adm-closed { list-style: none; padding: 0; margin: 0; }
.adm-closed li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.adm-closed .btn { padding: 8px 14px; min-height: 40px; }

/* ---------- 404 ---------- */
.notfound { padding: clamp(80px, 12vw, 160px) 0; }
.notfound .code { font-family: var(--serif); font-size: clamp(5rem, 14vw, 10rem); color: var(--water); line-height: 1; display: block; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }