/* ==========================================================
   Çetinkaya Elektromekanik — soft, friendly brand theme
   Navy + red from the logo, airy light-blue surfaces, rounded
   cards and gentle shadows. Type: Manrope (headings), Inter (text).
   ========================================================== */
:root {
  --navy: #1f3a60;
  --navy-2: #2b4f7e;
  --navy-deep: #152a47;
  --ink: #172a43;
  --text: #45566b;
  --muted: #6b7b8f;
  --red: #e1161c;
  --red-deep: #c01016;
  --red-soft: #fdecec;
  --sky: #eaf3fb;
  --sky-2: #f4f8fc;
  --mist: #f1f4f8;
  --line: #e1e7ee;
  --white: #ffffff;
  --water: #3b8fd1;
  --ok: #1f9d55;

  --display: "Manrope", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(23, 42, 67, .05), 0 2px 8px rgba(23, 42, 67, .05);
  --shadow: 0 14px 34px -18px rgba(31, 58, 96, .28);
  --shadow-lg: 0 30px 60px -28px rgba(31, 58, 96, .38);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --measure: 68ch;
  --gutter: clamp(16px, 4vw, 40px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--text); font: 400 1rem/1.65 var(--body); -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { font-family: var(--display); color: var(--ink); margin: 0 0 .55em; line-height: 1.15; letter-spacing: -.02em; }
h1 { font-size: clamp(2.2rem, 4.6vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3vw, 2.35rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; line-height: 1.3; }
hr { border: 0; border-top: 1px solid var(--line); margin: 1.5rem 0; }
.icon { width: 1.15em; height: 1.15em; flex-shrink: 0; }
.icon--sm { width: .85em; height: .85em; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.mt { margin-top: 1.5rem; }
.lead { font-size: 1.15rem; line-height: 1.6; max-width: 60ch; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.skip-link { position: absolute; left: 1rem; top: -4rem; z-index: 100; background: var(--navy); color: #fff; padding: .6rem 1rem; border-radius: var(--r-sm); }
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 3px solid rgba(59, 143, 209, .6); outline-offset: 2px; border-radius: 6px; }
[hidden] { display: none !important; }

.container { width: 100%; max-width: 1220px; margin: 0 auto; padding: 0 var(--gutter); }
.container--mid { max-width: 940px; }
.container--narrow { max-width: 800px; }
.block { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.block--soft { background: var(--sky-2); }
.block--steel { background: var(--mist); }
.block--tight { padding: 2.5rem 0 4.5rem; }
.block__head { max-width: 640px; margin-bottom: 2.6rem; }
.block__head p { color: var(--muted); font-size: 1.08rem; margin: 0; }
.block__head--center { margin-inline: auto; text-align: center; }
.block__head--row { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 1rem 1.5rem; flex-wrap: wrap; }
.block__head--row h2 { margin: 0; }
.kicker { display: inline-block; margin-bottom: .7rem; padding: .3rem .8rem; border-radius: 999px; background: var(--red-soft); color: var(--red-deep); font: 700 .85rem var(--display); }

/* ---------- Buttons & links ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .78rem 1.35rem; border: 1.5px solid transparent; border-radius: 12px; font: 700 .98rem/1.2 var(--display); text-decoration: none; cursor: pointer; white-space: nowrap; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background-color .2s, border-color .2s, color .2s; }
.btn:hover { transform: translateY(-1px); }
.btn .icon { width: 1.05em; height: 1.05em; }
.btn--sm { padding: .55rem 1rem; font-size: .92rem; border-radius: 10px; }
.btn--lg { padding: .95rem 1.55rem; font-size: 1.02rem; }
.btn--block { width: 100%; }
.btn--signal { background: var(--red); color: #fff; box-shadow: 0 10px 22px -12px rgba(225, 22, 28, .7); }
.btn--signal:hover { background: var(--red-deep); box-shadow: 0 14px 26px -12px rgba(225, 22, 28, .75); }
.btn--navy { background: var(--navy); color: #fff; box-shadow: 0 10px 22px -14px rgba(31, 58, 96, .8); }
.btn--navy:hover { background: var(--navy-deep); }
.btn--line { border-color: var(--line); background: var(--white); color: var(--ink); box-shadow: var(--shadow-sm); }
.btn--line:hover { border-color: #c5d2e0; }
.btn--line-light { border-color: rgba(255, 255, 255, .35); color: #fff; background: rgba(255, 255, 255, .06); }
.btn--line-light:hover { border-color: #fff; background: rgba(255, 255, 255, .12); }
.text-link { color: var(--navy); font-weight: 700; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 4px; text-decoration-color: rgba(225, 22, 28, .5); }
.text-link:hover { color: var(--red-deep); text-decoration-color: var(--red); }
.pill { display: inline-flex; align-items: center; gap: .45rem; padding: .4rem .9rem; margin-bottom: 1.3rem; border-radius: 999px; background: var(--white); color: var(--navy); font: 700 .88rem var(--display); box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.pill .icon { color: var(--water); }

/* ---------- Top bar & header ---------- */
.topbar { background: var(--navy-deep); color: #c3cfdd; font-size: .84rem; }
.topbar__inner { display: flex; gap: 1.6rem; align-items: center; padding-top: .5rem; padding-bottom: .5rem; }
.topbar span, .topbar a { display: inline-flex; align-items: center; gap: .4rem; text-decoration: none; }
.topbar .icon { width: 14px; height: 14px; color: #ff8f93; }
.topbar__end { margin-left: auto; }
.topbar a:hover { color: #fff; }
.header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .94); backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid var(--line); }
.header__inner { display: flex; align-items: center; gap: 1.4rem; height: 78px; }
.logo { display: inline-flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.logo__svg { width: 210px; height: auto; }
.logo__img { height: 48px; width: auto; }
.nav { flex: 1; }
.nav ul { list-style: none; display: flex; gap: .15rem; margin: 0; padding: 0; }
.nav > ul > li > a { display: inline-flex; align-items: center; gap: .3rem; padding: .55rem .65rem; white-space: nowrap; border-radius: 10px; font: 600 .96rem var(--display); color: var(--ink); text-decoration: none; transition: background .2s, color .2s; }
.nav > ul > li > a:hover { background: var(--sky); color: var(--navy); }
.nav > ul > li > a[aria-current] { background: var(--sky); color: var(--navy); }
.nav__mobile-cta { display: none; }
.header__actions { display: flex; align-items: center; gap: 1rem; margin-left: auto; }
.header__phone { display: inline-flex; align-items: center; gap: .45rem; font: 700 .96rem var(--display); color: var(--navy); text-decoration: none; white-space: nowrap; }
.header__phone .icon { width: 40px; height: 40px; padding: 10px; border-radius: 50%; background: var(--sky); transition: background .2s; }
.header__phone:hover .icon { background: #dbe9f6; }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 0 11px; border: 1px solid var(--line); border-radius: 12px; background: var(--white); cursor: pointer; flex-direction: column; justify-content: center; gap: 5px; }
.nav-toggle span { height: 2px; border-radius: 2px; background: var(--ink); transition: transform .25s, opacity .25s; }
.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); }

.has-mega { position: relative; }
.mega { position: absolute; top: 100%; left: -1rem; width: 360px; margin-top: 14px; padding: .6rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); box-shadow: var(--shadow-lg); visibility: hidden; opacity: 0; transform: translateY(6px); transition: opacity .2s, transform .2s var(--ease), visibility .2s; }
.mega::before { content: ""; position: absolute; left: 0; right: 0; top: -16px; height: 16px; }
.has-mega:hover .mega, .has-mega:focus-within .mega { visibility: visible; opacity: 1; transform: none; }
.mega a { display: flex; align-items: center; gap: .85rem; padding: .5rem; border-radius: 12px; font: 600 .96rem var(--display); color: var(--ink); text-decoration: none; }
.mega a:hover { background: var(--sky-2); }
.mega__art { width: 60px; height: 46px; flex-shrink: 0; display: grid; place-items: center; background: var(--sky); border-radius: 10px; }
.mega__art svg { width: 58px; height: 44px; }
.mega--list { width: 260px; }
.mega__ic { width: 38px; height: 38px; flex-shrink: 0; display: grid; place-items: center; background: var(--sky); border-radius: 10px; color: var(--navy); }
.mega__ic .icon { width: 18px; height: 18px; }
.sub-toggle { display: none; }
.mega a.mega__all--soft { margin-top: .2rem; background: transparent; color: var(--muted); font-size: .88rem; }
.mega a.mega__all { justify-content: center; margin-top: .3rem; background: var(--sky-2); color: var(--navy); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: linear-gradient(180deg, #eef5fc 0%, #f7fafd 60%, #fff 100%); }
.hero__glow { position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(520px 380px at 12% 8%, rgba(59, 143, 209, .16), transparent 70%), radial-gradient(520px 420px at 92% 18%, rgba(225, 22, 28, .08), transparent 70%); }
.hero__inner { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; padding-top: clamp(2.5rem, 6vw, 4.5rem); padding-bottom: 2.5rem; }
.hero h1 { margin-bottom: 1.1rem; max-width: 20ch; font-size: clamp(2.1rem, 3.8vw, 3.05rem); }
.hero__text { font-size: 1.12rem; max-width: 50ch; margin-bottom: 1.8rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.hero__trust { list-style: none; margin: 1.8rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; font-weight: 500; color: var(--ink); font-size: .95rem; }
.hero__trust li { display: inline-flex; align-items: center; gap: .45rem; }
.hero__trust .icon { color: var(--ok); }

.sizer { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(1.1rem, 2.4vw, 1.6rem); box-shadow: var(--shadow-lg); }
.sizer__top { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 1rem; }
.sizer h2 { font-size: 1.35rem; margin: 0 0 .2rem; }
.sizer__top p { margin: 0; color: var(--muted); font-size: .94rem; }
.sizer__stage { position: relative; background: radial-gradient(circle at 50% 35%, #ffffff, #e6eef7 75%); border-radius: var(--r-md); aspect-ratio: 16 / 10; overflow: hidden; margin-bottom: 1rem; }
.sizer__svg, .sizer__svg svg { width: 100%; height: 100%; }
.viewer { position: absolute; inset: 0; cursor: grab; touch-action: none; }
.viewer:active { cursor: grabbing; }
.viewer__hint { position: absolute; left: .8rem; bottom: .6rem; margin: 0; padding: .2rem .6rem; border-radius: 999px; background: rgba(255, 255, 255, .85); font-size: .8rem; color: var(--muted); pointer-events: none; }
.viewer__loading { position: absolute; inset: 0; display: grid; place-items: center; color: var(--muted); font-weight: 600; }
.viewswitch { display: inline-flex; padding: 4px; background: var(--mist); border-radius: 12px; flex-shrink: 0; }
.viewswitch button { padding: .4rem .85rem; border: 0; border-radius: 9px; background: transparent; color: var(--muted); font: 700 .88rem var(--display); cursor: pointer; transition: background .2s, color .2s; }
.viewswitch button[aria-pressed="true"] { background: var(--white); color: var(--navy); box-shadow: var(--shadow-sm); }
.sizer__controls { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .7rem; margin-bottom: .9rem; }
.stepper { display: grid; gap: .3rem; }
.stepper__label { font-size: .84rem; font-weight: 600; color: var(--muted); }
.stepper__box { display: grid; grid-template-columns: 38px 1fr 38px; align-items: center; background: var(--mist); border-radius: 12px; }
.stepper__box button { height: 42px; border: 0; background: transparent; color: var(--navy); font-size: 1.3rem; line-height: 1; cursor: pointer; border-radius: 12px; }
.stepper__box button:hover:not(:disabled) { background: #e2e9f1; }
.stepper__box button:disabled { opacity: .3; cursor: default; }
.stepper__box output { text-align: center; font: 800 1.15rem var(--display); color: var(--ink); font-variant-numeric: tabular-nums; }
.sizer__materials { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .8rem; }
.sizer__materials label { position: relative; }
.sizer__materials input { position: absolute; inset: 0; opacity: 0; }
.sizer__materials span { display: inline-block; padding: .35rem .85rem; border: 1px solid var(--line); border-radius: 999px; font: 600 .88rem var(--display); cursor: pointer; background: var(--white); transition: all .2s; }
.sizer__materials input:checked + span { background: var(--navy); border-color: var(--navy); color: #fff; }
.sizer__materials input:focus-visible + span { outline: 3px solid rgba(59, 143, 209, .6); outline-offset: 2px; }
.sizer__result { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .9rem 1.1rem; margin-bottom: 1rem; background: linear-gradient(135deg, var(--navy), var(--navy-2)); border-radius: var(--r-md); color: #d6e1ee; }
.sizer__volume { display: block; font: 800 clamp(1.8rem, 3.4vw, 2.3rem)/1 var(--display); color: #fff; font-variant-numeric: tabular-nums; }
.sizer__meta { font-size: .92rem; }
.sizer__meta strong, .sizer__flats strong { color: #fff; font-variant-numeric: tabular-nums; }
.sizer__flats { text-align: right; font-size: .9rem; line-height: 1.35; }
.sizer__flats strong { font: 800 1.4rem var(--display); }
.sizer__stage { isolation: isolate; }
.sizer__tag { position: absolute; right: .7rem; top: .6rem; padding: .22rem .65rem; border-radius: 999px; background: rgba(255, 255, 255, .88); color: var(--muted); font: 600 .78rem var(--display); pointer-events: none; }
.sizer__tag span { color: var(--navy); font-weight: 800; }
.stepper__label small { font: 500 .78rem var(--body); color: var(--muted); }
.stepper__m { text-align: center; font-size: .8rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.sizer__more { display: flex; justify-content: center; align-items: center; gap: .35rem; margin-top: .75rem; color: var(--navy); font: 700 .9rem var(--display); }
.sizer__more .icon { width: 16px; height: 16px; transition: transform .2s var(--ease); }
.sizer__more:hover .icon { transform: translateX(3px); }
.sizer__need { margin: -.4rem 0 1rem; padding: .55rem .8rem; border-radius: 10px; background: #e9f7ef; color: #17683d; font-size: .88rem; font-weight: 600; }
.sizer__need.is-warn { background: var(--red-soft); color: var(--red-deep); }
.sizer__big { display: flex; gap: .5rem; align-items: flex-start; margin: 0 0 1rem; font-size: .88rem; color: var(--muted); }
.sizer__big .icon { flex: none; width: 18px; height: 18px; color: var(--water); }
.sizer__label { width: 100%; font: 600 .84rem var(--display); color: var(--muted); }
/* full designer (/depo-tasarla) */
.sizer--full { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: clamp(1rem, 2.5vw, 2rem); align-items: start; padding: clamp(1rem, 2.4vw, 1.8rem); }
.sizer--full .sizer__view { position: sticky; top: 96px; }
.sizer--full .sizer__stage { aspect-ratio: 480 / 330; margin-bottom: 0; }
.sizer__tabs { display: grid; grid-template-columns: 1fr 1fr; padding: 4px; margin-bottom: 1rem; background: var(--mist); border-radius: 14px; }
.sizer__tabs button { display: inline-flex; justify-content: center; align-items: center; gap: .45rem; padding: .6rem .5rem; border: 0; border-radius: 11px; background: transparent; color: var(--muted); font: 700 .92rem var(--display); cursor: pointer; transition: background .2s, color .2s; }
.sizer__tabs button .icon { width: 17px; height: 17px; }
.sizer__tabs button[aria-selected="true"] { background: var(--white); color: var(--navy); box-shadow: var(--shadow-sm); }
.presets { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem; margin: -.1rem 0 1rem; font-size: .85rem; color: var(--muted); }
.presets span { margin-right: .2rem; font-weight: 600; }
.presets button, .chips button { padding: .3rem .7rem; border: 1px solid var(--line); border-radius: 999px; background: var(--white); color: var(--ink); font: 600 .84rem var(--display); cursor: pointer; transition: all .2s; }
.presets button:hover, .chips button:hover { border-color: var(--navy-2); color: var(--navy); }
.chips { display: flex; flex-wrap: wrap; gap: .35rem; }
.chips button[aria-pressed="true"] { background: var(--navy); border-color: var(--navy); color: #fff; }
.need { display: grid; gap: .85rem; margin-bottom: 1rem; }
.need .field input, .need .field select { padding: .62rem .8rem; }
.need .field > span { font-size: .88rem; }
.need__row { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem; }
.need__row--3 { grid-template-columns: 1fr 1fr 1.3fr; margin-top: .7rem; }
.need__row > * { min-width: 0; }
.need__hint { margin: -.5rem 0 0; font-size: .82rem; color: var(--muted); }
.need__hint:empty { display: none; }
.need__limits summary { cursor: pointer; font: 600 .88rem var(--display); color: var(--navy); }
.need__limits summary small { font: 400 .82rem var(--body); color: var(--muted); }
.need__sum { display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: .1rem 1rem; padding: .75rem .95rem; border-radius: 12px; background: var(--sky); }
.need__sum span { font: 600 .88rem var(--display); color: var(--muted); }
.need__sum strong { font: 800 1.4rem var(--display); color: var(--navy); font-variant-numeric: tabular-nums; }
.need__sum small { grid-column: 1 / -1; font-size: .8rem; color: var(--muted); }
.need__options { display: grid; gap: .45rem; }
.opt { display: grid; gap: .1rem; width: 100%; padding: .7rem .9rem; border: 1.5px solid var(--line); border-radius: 12px; background: var(--white); text-align: left; cursor: pointer; font: inherit; color: var(--text); transition: border-color .2s, box-shadow .2s; }
.opt:hover { border-color: var(--navy-2); }
.opt[aria-pressed="true"] { border-color: var(--navy); box-shadow: 0 0 0 3px rgba(31, 58, 96, .12); }
.opt__label { font: 700 .75rem var(--display); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.opt.is-best .opt__label { color: var(--ok); }
.opt strong { font: 800 1.08rem var(--display); color: var(--ink); }
.opt strong small { font: 600 .8rem var(--body); color: var(--muted); }
.opt__meta { font-size: .82rem; color: var(--muted); }
.designer__warn { margin: 0; padding: .7rem .9rem; border-radius: 12px; background: var(--red-soft); color: var(--red-deep); font-size: .88rem; font-weight: 600; }
.tank-specs { display: grid; margin: 0 0 1rem; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.tank-specs > div { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: .55rem .9rem; font-size: .9rem; }
.tank-specs > div + div { border-top: 1px solid var(--line); }
.tank-specs > div:nth-child(odd) { background: var(--sky-2); }
.tank-specs dt { color: var(--muted); }
.tank-specs dt small { display: block; font-size: .76rem; }
.tank-specs dd { margin: 0; font: 700 .95rem var(--display); color: var(--ink); font-variant-numeric: tabular-nums; text-align: right; }
/* designer page content */
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.fact { padding: 1.3rem; border-radius: var(--r-md); background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.fact__icon { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: .8rem; border-radius: 12px; background: var(--sky); color: var(--navy); }
.fact strong { display: block; font: 800 1.08rem var(--display); color: var(--ink); margin-bottom: .35rem; }
.fact p { margin: 0; font-size: .92rem; color: var(--muted); }
.calc-guide { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.calc-guide h2 { margin-top: 0; }
.formula { padding: 1rem 1.2rem; border-left: 4px solid var(--red); border-radius: 0 12px 12px 0; background: var(--sky-2); font: 600 1.02rem/1.6 var(--display); color: var(--ink); }
.formula strong { color: var(--navy); }
.table-card { border: 1px solid var(--line); border-radius: var(--r-md); background: var(--white); overflow: hidden; box-shadow: var(--shadow-sm); }
.table-plain { width: 100%; border-collapse: collapse; font-size: .95rem; }
.table-plain caption { padding: .9rem 1.1rem .4rem; text-align: left; font: 700 1rem var(--display); color: var(--ink); }
.table-plain th { padding: .7rem 1.1rem; text-align: left; font: 700 .8rem var(--display); color: var(--muted); text-transform: uppercase; letter-spacing: .05em; background: var(--sky-2); }
.table-plain td { padding: .7rem 1.1rem; border-top: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.table-plain--sizes td:last-child { text-align: right; }
.link-arrow { display: inline-flex; align-items: center; gap: .3rem; color: var(--navy); font: 700 .88rem var(--display); white-space: nowrap; }
.link-arrow .icon { width: 15px; height: 15px; }

.logo-strip { position: relative; display: flex; align-items: center; gap: 2rem; margin-top: 2.5rem; margin-bottom: -1px; padding: 1.2rem 1.6rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg) var(--r-lg) 0 0; border-bottom: 0; }
.logo-strip__label { flex-shrink: 0; font: 700 .9rem var(--display); color: var(--muted); max-width: 8rem; line-height: 1.3; }
.brandline { list-style: none; margin: 0; padding: 0; flex: 1; display: flex; flex-wrap: wrap; justify-content: space-around; align-items: center; gap: 1rem 2.4rem; }
.brandline a { display: grid; place-items: center; height: 46px; text-decoration: none; filter: saturate(.9); opacity: .92; transition: opacity .2s, transform .2s var(--ease), filter .2s; }
.brandline a:hover { opacity: 1; filter: none; transform: translateY(-2px); }
.brand-logo { max-height: 42px; width: auto; max-width: 160px; object-fit: contain; }
.brand-logo--text { font: 800 1.2rem var(--display); color: var(--navy); }

/* ---------- Proof / stats ---------- */
.proof { padding: 0 0 clamp(3rem, 6vw, 5rem); }
.proof__card { position: relative; overflow: hidden; display: grid; grid-template-columns: minmax(0, 1fr); gap: 2rem; padding: clamp(1.8rem, 4vw, 3rem); background: linear-gradient(135deg, var(--navy-deep), var(--navy) 55%, var(--navy-2)); border-radius: 0 0 var(--r-lg) var(--r-lg); color: #c9d5e3; box-shadow: var(--shadow-lg); }
.proof__card::after { content: ""; position: absolute; right: -120px; top: -140px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle, rgba(225, 22, 28, .28), transparent 65%); pointer-events: none; }
.proof__intro h2 { color: #fff; }
.proof__intro { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: .8rem 3rem; }
.proof__intro h2 { margin: 0; max-width: 16ch; }
.proof__intro p { margin: 0; max-width: 52ch; }
.proof__stats { position: relative; z-index: 1; list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.proof__stats li { display: grid; gap: .25rem; padding: 1.4rem 1.3rem; border-radius: var(--r-md); background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .1); }
.proof__icon { display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: .4rem; border-radius: 12px; background: rgba(255, 255, 255, .1); color: #ffb3b5; }
.proof__stats strong { font: 800 clamp(1.7rem, 3vw, 2.3rem)/1.1 var(--display); color: #fff; font-variant-numeric: tabular-nums; }
.proof__stats span:last-child { font-size: .92rem; }

/* ---------- Category cards ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.3rem; }
.cat-card { display: flex; flex-direction: column; overflow: hidden; border-radius: var(--r-lg); text-decoration: none; background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.cat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.cat-card__art { display: block; aspect-ratio: 4 / 3; padding: .6rem; }
.cat-card--sky .cat-card__art { background: linear-gradient(160deg, #eef5fc, #dcebf8); }
.cat-card--navy .cat-card__art { background: linear-gradient(160deg, #eef1f8, #dde4f1); }
.cat-card--mist .cat-card__art { background: linear-gradient(160deg, #f3f5f8, #e3e8ee); }
.cat-card--sea .cat-card__art { background: linear-gradient(160deg, #ecf7f6, #d7ecef); }
.cat-card__art .photo { background: transparent; height: 100%; }
.cat-card__art .photo--art svg { width: 100%; transition: transform .5s var(--ease); }
.cat-card:hover .cat-card__art svg { transform: scale(1.04); }
.cat-card__body { display: flex; flex-direction: column; flex: 1; padding: 1.2rem 1.3rem 1.4rem; }
.cat-card__body p { color: var(--muted); font-size: .94rem; flex: 1; }
.cat-card__more { display: inline-flex; align-items: center; gap: .35rem; font: 700 .92rem var(--display); color: var(--red-deep); }
.cat-card__more .icon { transition: transform .2s var(--ease); }
.cat-card:hover .cat-card__more .icon { transform: translateX(4px); }

.photo { position: relative; margin: 0; overflow: hidden; border-radius: var(--r-md); }
.photo img { width: 100%; height: 100%; object-fit: cover; }
.photo--art, .photo__art { display: grid; place-items: center; width: 100%; height: 100%; }
.photo--art svg, .photo__art svg { width: 96%; height: auto; }
.photo figcaption { position: absolute; right: 0; bottom: 0; padding: .15rem .5rem; background: rgba(21, 42, 71, .7); color: #e5ebf1; font-size: .7rem; border-top-left-radius: 8px; }

/* ---------- Products ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.4rem; }
.product-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.product { display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.product:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.product__media { position: relative; display: grid; place-items: center; aspect-ratio: 4 / 3; background: radial-gradient(circle at 50% 35%, #ffffff, #e9f0f7 78%); overflow: hidden; }
.product__media img { width: 100%; height: 100%; object-fit: cover; }
.product__media svg { width: 96%; height: auto; transition: transform .5s var(--ease); }
.product:hover .product__media svg { transform: scale(1.04); }
.product__brand { position: absolute; left: .7rem; top: .7rem; z-index: 1; display: grid; place-items: center; height: 30px; padding: .25rem .55rem; border-radius: 9px; background: rgba(255, 255, 255, .92); box-shadow: var(--shadow-sm); }
.product__brand .brand-logo { max-height: 20px; max-width: 90px; }
.product__brand .brand-logo--text { font-size: .8rem; }
.product__body { display: flex; flex-direction: column; flex: 1; padding: 1.05rem 1.15rem 1.2rem; }
.product__meta { margin: 0 0 .25rem; font-size: .8rem; font-weight: 600; color: var(--muted); }
.product h3 { font-size: 1.04rem; margin-bottom: .4rem; }
.product h3 a { text-decoration: none; }
.product h3 a:hover { color: var(--navy-2); }
.product__summary { font-size: .92rem; color: var(--muted); flex: 1; margin-bottom: .9rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.product__quote { align-self: stretch; text-align: center; padding: .6rem; border-radius: 10px; background: var(--red-soft); color: var(--red-deep); font: 700 .92rem var(--display); text-decoration: none; transition: background .2s, color .2s; }
.product__quote:hover { background: var(--red); color: #fff; }

.catalog { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 2.5rem; align-items: start; }
.catalog__side { position: sticky; top: 100px; display: grid; gap: 1.2rem; }
.catalog__side > nav, .catalog__help { padding: 1.2rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); box-shadow: var(--shadow-sm); }
.catalog__side h2 { font: 700 .95rem var(--display); color: var(--ink); margin-bottom: .7rem; }
.filter-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.filter-list a { display: flex; gap: .5rem; padding: .55rem .7rem; border-radius: 10px; color: var(--ink); text-decoration: none; font-weight: 500; }
.filter-list a:hover { background: var(--sky-2); }
.filter-list a[aria-current] { background: var(--navy); color: #fff; }
.filter-list span { flex: 1; }
.filter-list em { font-style: normal; font-size: .8rem; font-weight: 700; padding: .05rem .5rem; border-radius: 99px; background: var(--mist); color: var(--muted); }
.filter-list a[aria-current] em { background: rgba(255, 255, 255, .18); color: #fff; }
.pills { display: flex; flex-wrap: wrap; gap: .4rem; }
.pills a { padding: .38rem .85rem; border: 1px solid var(--line); border-radius: 999px; font: 600 .9rem var(--display); text-decoration: none; background: var(--white); transition: all .2s; }
.pills a:hover { border-color: #c5d2e0; }
.pills a[aria-current] { background: var(--navy); border-color: var(--navy); color: #fff; }
.catalog__help { background: linear-gradient(160deg, #fff, var(--sky-2)); }
.catalog__help p { font-size: .94rem; color: var(--muted); }
.catalog__bar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.6rem; }
.catalog__bar p { margin: 0; color: var(--muted); }
.search { position: relative; min-width: 270px; }
.search .icon { position: absolute; left: .9rem; top: 50%; transform: translateY(-50%); color: var(--muted); }
.search input { width: 100%; padding: .72rem 1rem .72rem 2.6rem; border: 1px solid var(--line); border-radius: 12px; font: inherit; background: var(--white); box-shadow: var(--shadow-sm); }
.search input:focus { outline: none; border-color: var(--water); box-shadow: 0 0 0 4px rgba(59, 143, 209, .15); }

/* Product detail */
.pd { background: linear-gradient(180deg, var(--sky-2), #fff); padding: 1.5rem 0 3.5rem; }
.pd__grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; margin-top: 1.5rem; }
.pd__media { position: relative; aspect-ratio: 4 / 3; background: radial-gradient(circle at 50% 35%, #ffffff, #e3ecf6 78%); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow); }
.pd__2d { width: 100%; height: 100%; display: grid; place-items: center; }
.pd__2d svg { width: 96%; height: auto; }
.pd__2d img { width: 100%; height: 100%; object-fit: cover; }
.pd__visual-bar { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-top: .9rem; }
.pd__brand { display: inline-grid; place-items: center; height: 48px; padding: .4rem .8rem; margin-bottom: .9rem; border-radius: 12px; background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow-sm); text-decoration: none; }
.pd__brand .brand-logo { max-height: 32px; }
.pd h1 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.pd__specs { margin: 1.6rem 0; padding: .4rem 1.1rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); }
.pd__specs div { display: grid; grid-template-columns: 42% 1fr; gap: 1rem; padding: .6rem 0; border-bottom: 1px solid var(--line); }
.pd__specs div:last-child { border-bottom: 0; }
.pd__specs dt { color: var(--muted); }
.pd__specs dd { margin: 0; color: var(--ink); font-weight: 600; }
.pd__actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.pd__note { margin: 1.1rem 0 0; font-size: .94rem; color: var(--muted); }
.pd__body { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 3.5rem; align-items: start; }
.aside-box { position: sticky; top: 100px; padding: 1.6rem; background: linear-gradient(160deg, var(--navy), var(--navy-deep)); color: #c9d5e3; border-radius: var(--r-lg); box-shadow: var(--shadow-lg); }
.aside-box h2 { color: #fff; font-size: 1.3rem; }
.aside-box .btn + .btn { margin-top: .6rem; }
.aside-box__rule { border-top-color: rgba(255, 255, 255, .12); }
.aside-links { list-style: none; margin: 0 0 1.3rem; padding: 0; display: grid; gap: 4px; }
.aside-links a { display: block; padding: .55rem .8rem; border-radius: 10px; background: rgba(255, 255, 255, .06); color: #fff; font-weight: 600; text-decoration: none; }
.aside-links a:hover { background: rgba(255, 255, 255, .12); }
.spec-title { font-size: 1.5rem; margin-top: 2.6rem; scroll-margin-top: 100px; }
.spec-table { width: 100%; max-width: var(--measure); border-collapse: separate; border-spacing: 0; margin: .5rem 0 1rem; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.spec-table th, .spec-table td { text-align: left; padding: .75rem 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.spec-table tr:nth-child(odd) { background: var(--sky-2); }
.spec-table th { width: 40%; color: var(--muted); font-weight: 500; }
.spec-table td { color: var(--ink); font-weight: 600; }

/* ---------- Steps ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.3rem; counter-reset: step; }
.steps li { counter-increment: step; position: relative; padding: 1.6rem 1.4rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-sm); }
.steps li::after { content: counter(step, decimal-leading-zero); position: absolute; right: 1.2rem; top: 1rem; font: 800 2.2rem var(--display); color: var(--mist); }
.steps__icon { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 1rem; border-radius: 14px; background: var(--red-soft); color: var(--red-deep); }
.steps h3 { margin-bottom: .35rem; }
.steps p { margin: 0; color: var(--muted); font-size: .95rem; }

/* ---------- Why / about ---------- */
.why { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.why__art { position: relative; }
.why__stage { aspect-ratio: 1; max-width: 480px; margin: 0 auto; display: grid; place-items: center; border-radius: 50%; background: radial-gradient(circle at 50% 40%, #ffffff, #dde9f6 72%); box-shadow: var(--shadow-lg); }
.why__stage svg { width: 88%; }
.why__badge { position: absolute; display: flex; align-items: center; gap: .7rem; padding: .75rem 1rem; background: var(--white); border-radius: 14px; box-shadow: var(--shadow); font-size: .88rem; }
.why__badge .icon { width: 36px; height: 36px; padding: 8px; border-radius: 10px; background: var(--red-soft); color: var(--red-deep); }
.why__badge span { display: flex; flex-direction: column; line-height: 1.25; color: var(--muted); }
.why__badge strong { color: var(--ink); font-family: var(--display); }
.why__badge--a { top: 10%; left: 0; }
.why__badge--b { bottom: 10%; right: 0; }
.duo { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.duo p { max-width: var(--measure); }
.ticks { list-style: none; padding: 0; margin: 1.4rem 0 2rem; display: grid; gap: .7rem; }
.ticks li { display: flex; gap: .75rem; color: var(--ink); font-weight: 500; }
.ticks li::before { content: ""; flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%; background: #e3f5ea url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231f9d55' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 13px no-repeat; margin-top: 2px; }

.svc-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.3rem; }
.svc-card { display: flex; flex-direction: column; padding: 1.6rem 1.4rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); text-decoration: none; box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.svc-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.svc-card__icon { display: grid; place-items: center; width: 50px; height: 50px; margin-bottom: 1rem; border-radius: 14px; background: linear-gradient(135deg, var(--navy), var(--navy-2)); color: #fff; }
.svc-card p { margin: 0; color: var(--muted); font-size: .95rem; }
.contact-chips { display: grid; gap: .6rem; margin-top: 1.4rem; }
.contact-chips a { display: flex; align-items: center; gap: .9rem; padding: .8rem 1rem; border-radius: var(--r-md); background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow-sm); text-decoration: none; font: 700 1rem var(--display); color: var(--ink); transition: transform .2s var(--ease); }
.contact-chips a:hover { transform: translateX(3px); }
.contact-chips .icon { width: 40px; height: 40px; padding: 10px; border-radius: 12px; background: var(--sky); color: var(--navy); }
.contact-chips span { display: flex; flex-direction: column; line-height: 1.3; }
.contact-chips small { font: 500 .8rem var(--body); color: var(--muted); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: .7rem; }
.faq__item { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); box-shadow: var(--shadow-sm); transition: box-shadow .2s; }
.faq__item[open] { box-shadow: var(--shadow); }
.faq__item summary { list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1.2rem; padding: 1.05rem 1.2rem; cursor: pointer; font: 700 1.02rem/1.4 var(--display); color: var(--ink); }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__sign { position: relative; flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--mist); transition: background .2s, transform .3s var(--ease); }
.faq__sign::before, .faq__sign::after { content: ""; position: absolute; left: 9px; right: 9px; top: 14px; height: 2px; border-radius: 2px; background: var(--navy); }
.faq__sign::after { transform: rotate(90deg); transition: transform .3s var(--ease); }
.faq__item[open] .faq__sign { background: var(--red); }
.faq__item[open] .faq__sign::before, .faq__item[open] .faq__sign::after { background: #fff; }
.faq__item[open] .faq__sign::after { transform: rotate(0); }
.faq__item p { margin: 0; padding: 0 1.2rem 1.2rem; color: var(--muted); }

/* ---------- Blog ---------- */
.post-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.4rem; }
.post { display: flex; flex-direction: column; padding: 1.4rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.post:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.post__media { display: block; margin: -1.4rem -1.4rem 1.2rem; aspect-ratio: 16 / 9; overflow: hidden; }
.post__media img { width: 100%; height: 100%; object-fit: cover; }
.post__meta { font-size: .86rem; color: var(--muted); margin-bottom: .5rem; }
.post__meta a { color: var(--red-deep); font-weight: 600; text-decoration: none; }
.post h3 { font-size: 1.18rem; }
.post h3 a, .post h2 a { text-decoration: none; }
.post h3 a:hover, .post h2 a:hover { color: var(--navy-2); }
.post > p:not([class]) { color: var(--muted); flex: 1; font-size: .96rem; }
.post__time { font-size: .86rem; color: var(--muted); margin: 0; }
.post--lead { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 2.4rem; align-items: center; margin-bottom: 2.4rem; padding: 1.4rem; }
.post--lead:hover { transform: none; }
.post--lead h2 { font-size: clamp(1.6rem, 2.8vw, 2.1rem); }
.post--lead .post__media { margin: 0; aspect-ratio: 16 / 10; border-radius: var(--r-md); }
.post--lead__art { display: grid; place-items: center; aspect-ratio: 16 / 10; border-radius: var(--r-md); background: radial-gradient(circle at 50% 35%, #fff, #dde9f6 78%); }
.post--lead__art svg { width: 82%; }
.blog-bar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.2rem; }
.pagination { display: flex; gap: .4rem; justify-content: center; margin-top: 3rem; }
.pagination a { min-width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; font-weight: 700; background: var(--white); }
.pagination a[aria-current] { background: var(--navy); border-color: var(--navy); color: #fff; }

.read-progress { position: fixed; left: 0; top: 0; height: 3px; width: 0; background: linear-gradient(90deg, var(--red), #ff6b70); z-index: 60; }
.preview-bar { background: #fff4d6; color: #6b4b00; text-align: center; padding: .6rem; }
.article-head { background: linear-gradient(180deg, var(--sky-2), #fff); padding: 1.6rem 0 2.4rem; }
.article-head h1 { font-size: clamp(2rem, 4.2vw, 3rem); max-width: 22ch; margin-top: 1.3rem; }
.article-meta { color: var(--muted); margin: 0; }
.article-cover { margin-top: 2.2rem; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow); }
.article-cover img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; }
.article { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 3.5rem; max-width: 1060px; }
.article__side { position: sticky; top: 100px; align-self: start; display: grid; gap: 1.8rem; }
.article__side h2 { font: 700 .92rem var(--display); color: var(--muted); margin-bottom: .6rem; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.toc a { display: block; padding: .3rem 0 .3rem .9rem; margin-left: -2px; border-left: 2px solid transparent; color: var(--muted); text-decoration: none; font-size: .94rem; }
.toc a:hover, .toc a.is-active { color: var(--ink); border-left-color: var(--red); }
.toc .toc--h3 a { padding-left: 1.7rem; font-size: .9rem; }
.share { display: flex; gap: .4rem; flex-wrap: wrap; }
.share a, .share button { width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 12px; background: var(--white); color: var(--ink); cursor: pointer; }
.share a:hover, .share button:hover { border-color: #c5d2e0; background: var(--sky-2); }
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2.5rem; }
.post-nav a { display: grid; gap: .2rem; padding: 1rem 1.2rem; border: 1px solid var(--line); border-radius: var(--r-md); text-decoration: none; }
.post-nav a:hover { box-shadow: var(--shadow); }
.post-nav small { color: var(--muted); }
.post-nav span { font: 700 1rem var(--display); color: var(--ink); }
.post-nav__next { text-align: right; }

.prose { font-size: 1.06rem; line-height: 1.8; color: #2f3f53; max-width: var(--measure); min-width: 0; }
.prose > :first-child { margin-top: 0; }
.prose h2 { font-size: 1.55rem; margin: 2.2rem 0 .7rem; scroll-margin-top: 100px; }
.prose h3 { font-size: 1.25rem; margin: 1.8rem 0 .6rem; scroll-margin-top: 100px; }
.prose p { margin: 0 0 1.2em; }
.prose a:not([class]) { color: var(--navy-2); text-decoration: underline; text-decoration-color: rgba(225, 22, 28, .5); text-underline-offset: 3px; }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 1.3em; }
.prose li { margin-bottom: .35em; }
.prose ul li::marker { color: var(--red); }
.prose blockquote { margin: 1.8rem 0; padding: 1.1rem 1.4rem; border-left: 4px solid var(--red); border-radius: 0 var(--r-md) var(--r-md) 0; background: var(--red-soft); font: 600 1.12rem/1.5 var(--display); color: var(--ink); }
.prose img { border-radius: var(--r-md); margin: 1.5rem 0; }
.prose table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 1.5rem 0; font-size: .98rem; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.prose th, .prose td { text-align: left; padding: .65rem .9rem; border-bottom: 1px solid var(--line); }
.prose tr:last-child td { border-bottom: 0; }
.prose th { background: var(--sky-2); }
.prose iframe { width: 100%; aspect-ratio: 16 / 9; height: auto; border: 0; border-radius: var(--r-md); }
.prose .ql-align-center { text-align: center; } .prose .ql-align-right { text-align: right; }
.prose li[data-list="bullet"] { list-style-type: disc; }

.callout { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem; margin-top: 2.5rem; padding: 1.4rem 1.6rem; background: linear-gradient(135deg, var(--sky), var(--sky-2)); border-radius: var(--r-lg); }
.callout p { margin: 0; max-width: 46ch; color: var(--text); }
.callout strong { display: block; font-family: var(--display); font-size: 1.12rem; color: var(--ink); }

/* ---------- Page head ---------- */
.page-head { position: relative; overflow: hidden; background: linear-gradient(180deg, #eef5fc, #f7fafd); padding: 1.6rem 0 2.8rem; }
.page-head::after { content: ""; position: absolute; right: -140px; top: -160px; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, rgba(59, 143, 209, .14), transparent 65%); }
.page-head .container { position: relative; z-index: 1; }
.page-head h1 { font-size: clamp(2.1rem, 4.4vw, 3.2rem); margin: 1.2rem 0 .6rem; }
.page-head .lead { margin: 0; color: var(--muted); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: .45rem; font-size: .9rem; color: var(--muted); }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--navy); }
.breadcrumb [aria-current] { color: var(--ink); font-weight: 600; }

/* ---------- Brands page ---------- */
.brand-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.3rem; }
.brand-list a { display: grid; grid-template-columns: 1fr; gap: 1rem; height: 100%; padding: 1.6rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-sm); text-decoration: none; transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.brand-list a:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.brand-list__logo { display: grid; place-items: center start; height: 64px; }
.brand-list__logo .brand-logo { max-height: 58px; max-width: 220px; }
.brand-list__text strong { display: block; font: 800 1.15rem var(--display); color: var(--ink); }
.brand-list__text span { color: var(--muted); font-size: .95rem; }
.brand-list em { font-style: normal; font: 700 .92rem var(--display); color: var(--red-deep); }

/* ---------- Forms ---------- */
.form-layout { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 3.5rem; align-items: start; }
.form { display: grid; gap: 1.3rem; max-width: 740px; padding: clamp(1.3rem, 3vw, 2rem); background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); }
.form fieldset { border: 0; margin: 0; padding: 0 0 1.5rem; border-bottom: 1px dashed var(--line); display: grid; gap: 1.1rem; min-width: 0; }
.form legend { font: 800 1.2rem var(--display); color: var(--ink); padding: 0; margin-bottom: 1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: grid; gap: .38rem; }
.field > span { font: 600 .92rem var(--display); color: var(--ink); }
.field > span small { font: 400 .85rem var(--body); color: var(--muted); margin-left: .3rem; }
.field input, .field textarea, .field select { width: 100%; padding: .78rem .95rem; font: inherit; color: var(--ink); background: var(--sky-2); border: 1.5px solid var(--line); border-radius: 12px; transition: border-color .2s, box-shadow .2s, background .2s; }
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; background: #fff; border-color: var(--water); box-shadow: 0 0 0 4px rgba(59, 143, 209, .15); }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7b8f' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .9rem center; padding-right: 2.5rem; }
.field em, .field-error { font-style: normal; color: var(--red-deep); font-size: .9rem; font-weight: 600; }
.has-error input, .has-error textarea, .has-error select { border-color: var(--red); background: #fff; }
.choice-row { display: flex; flex-wrap: wrap; gap: .5rem; }
.choice { position: relative; }
.choice input { position: absolute; inset: 0; opacity: 0; }
.choice span { display: inline-block; padding: .55rem 1rem; border: 1.5px solid var(--line); border-radius: 999px; background: var(--white); cursor: pointer; font: 600 .92rem var(--display); transition: all .2s; }
.choice input:checked + span { background: var(--navy); border-color: var(--navy); color: #fff; }
.choice input:focus-visible + span { outline: 3px solid rgba(59, 143, 209, .6); outline-offset: 2px; }
.check { display: flex; gap: .7rem; align-items: flex-start; cursor: pointer; font-size: .94rem; }
.check input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--navy); flex-shrink: 0; }
.check.has-error { color: var(--red-deep); }
.alert { padding: .9rem 1.1rem; border-radius: 12px; background: var(--red-soft); color: #7c0b0f; margin-bottom: 1.3rem; }
.picked { display: flex; align-items: center; gap: 1rem; padding: .9rem; background: var(--sky-2); border: 1px solid var(--line); border-radius: var(--r-md); }
.picked__art { width: 88px; height: 66px; flex-shrink: 0; display: grid; place-items: center; background: var(--white); border-radius: 12px; overflow: hidden; }
.picked__art svg { width: 86px; } .picked__art img { width: 100%; height: 100%; object-fit: cover; }
.picked div { flex: 1; display: grid; line-height: 1.35; }
.picked small { color: var(--muted); font-size: .85rem; }
.picked strong { color: var(--ink); font-family: var(--display); }
.picked a { font-weight: 700; color: var(--navy); font-size: .92rem; }
.done { padding: clamp(1.4rem, 3vw, 2.2rem); background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); }
.done h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); }
.done__code { display: inline-block; margin: .3rem 0 1.5rem; padding: .6rem 1.1rem; background: var(--sky-2); border: 2px dashed var(--water); border-radius: 12px; font: 800 1.45rem var(--display); letter-spacing: .06em; color: var(--navy); }
.next-steps { list-style: none; counter-reset: n; margin: 0; padding: 0; display: grid; gap: 1.1rem; }
.next-steps li { counter-increment: n; display: grid; grid-template-columns: 32px 1fr; gap: 0 .8rem; }
.next-steps li::before { content: counter(n); grid-row: span 2; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: rgba(255, 255, 255, .14); color: #fff; font-weight: 700; }
.next-steps strong { color: #fff; }
.next-steps span { font-size: .94rem; }

.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: 3rem; align-items: start; }
.contact h2 { font-size: 1.5rem; }
.contact-list { margin: 0; display: grid; gap: .7rem; }
.contact-list div { padding: 1rem 1.2rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); box-shadow: var(--shadow-sm); display: grid; gap: .15rem; }
.contact-list dt { color: var(--muted); font-size: .88rem; }
.contact-list dd { margin: 0; color: var(--ink); font-weight: 600; overflow-wrap: anywhere; }
.contact-list a { text-decoration: none; color: var(--navy); }
.contact-list a:hover { color: var(--red-deep); }
.map { display: block; width: 100%; height: 420px; border: 0; }

.empty { padding: 2rem; text-align: center; background: var(--sky-2); border: 2px dashed var(--line); border-radius: var(--r-lg); }
.empty p { color: var(--muted); margin: 0; }
.error-page { padding: clamp(4rem, 10vw, 8rem) 0; background: linear-gradient(180deg, #eef5fc, #fff); }
.error-page h1 { max-width: 18ch; }

/* ---------- Footer ---------- */
.footer { background: var(--navy-deep); color: #b3c1d1; padding-top: clamp(2.5rem, 5vw, 4rem); }
.footer a { text-decoration: none; }
.footer a:hover { color: #fff; }
.footer__cta { position: relative; overflow: hidden; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.5rem 3rem; padding: clamp(1.6rem, 4vw, 2.6rem); background: linear-gradient(120deg, var(--red-deep), var(--red) 55%, #ff4a50); border-radius: var(--r-lg); box-shadow: 0 30px 60px -30px rgba(225, 22, 28, .6); }
.footer__cta::after { content: ""; position: absolute; right: -80px; bottom: -140px; width: 320px; height: 320px; border-radius: 50%; border: 50px solid rgba(255, 255, 255, .08); }
.footer__cta > * { position: relative; z-index: 1; }
.footer__cta h2 { color: #fff; max-width: 26ch; margin-bottom: .5rem; font-size: clamp(1.4rem, 2.6vw, 2rem); }
.footer__cta p { margin: 0; max-width: 56ch; color: rgba(255, 255, 255, .88); }
.footer__cta-actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.footer__cta .btn--signal { background: #fff; color: var(--red-deep); box-shadow: none; }
.footer__cta .btn--signal:hover { background: var(--navy-deep); color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 2.5rem; padding-top: 3rem; padding-bottom: 3rem; }
.footer h3 { color: #fff; font-size: 1rem; margin-bottom: 1rem; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.footer__brand .logo__svg { width: 220px; }
.footer__brand .logo__img { height: 52px; }
.footer__brand p { margin: 1.1rem 0; max-width: 32ch; }
.footer__contact { font-style: normal; display: grid; gap: .45rem; }
.footer__contact a { color: #fff; font-weight: 600; }
.footer__hours { font-size: .92rem; }
.socials { display: flex; gap: .5rem; }
.socials a { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px; background: rgba(255, 255, 255, .07); color: #fff; }
.socials a:hover { background: var(--red); }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 2rem; padding-top: 1.2rem; padding-bottom: 1.4rem; border-top: 1px solid rgba(255, 255, 255, .08); font-size: .88rem; }
.fab-wa { position: fixed; right: 18px; bottom: 18px; z-index: 40; width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: #25d366; color: #fff; box-shadow: 0 12px 24px -8px rgba(37, 211, 102, .6); transition: transform .2s var(--ease); }
.fab-wa:hover, .fab-call:hover { transform: scale(1.06); }
.fab-call { position: fixed; right: 22px; bottom: 86px; z-index: 40; width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; background: var(--navy); color: #fff; box-shadow: 0 12px 24px -10px rgba(31, 58, 96, .7); transition: transform .2s var(--ease); }
.fab-call .icon { width: 22px; height: 22px; }
.fab-wa .icon { width: 28px; height: 28px; }

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

/* ---------- Responsive ---------- */
@media (max-width: 1260px) {
  .header__phone { display: none; }
}
@media (max-width: 1180px) {
  .proof__card { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 1140px) {
  .has-mega { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: .4rem; }
  .sub-toggle { display: grid; place-items: center; width: 46px; height: 46px; border: 0; border-radius: 12px; background: var(--sky-2); color: var(--navy); cursor: pointer; }
  .sub-toggle .icon { width: 20px; height: 20px; transition: transform .2s var(--ease); }
  .has-mega.is-open .sub-toggle .icon { transform: rotate(180deg); }
  .has-mega .mega { grid-column: 1 / -1; display: none; }
  .has-mega.is-open .mega { display: block; }
  .nav-toggle { display: flex; }
  .header { backdrop-filter: none; background: #fff; }
  .nav { position: fixed; left: 0; right: 0; bottom: 0; top: 78px; background: var(--white); padding: 1rem var(--gutter) 2rem; overflow-y: auto; transform: translateX(100%); transition: transform .3s var(--ease); display: flex; flex-direction: column; gap: 1.5rem; }
  .nav.is-open { transform: none; }
  .nav ul { flex-direction: column; gap: .2rem; }
  .nav > ul > li > a { width: 100%; padding: .85rem 1rem; font-size: 1.1rem; }
  .has-mega > a .icon { display: none; }
  .mega { position: static; width: auto; margin: 0; padding: .2rem 0 .5rem .6rem; border: 0; box-shadow: none; visibility: visible; opacity: 1; transform: none; }
  .mega a.mega__all { display: none; }
  .nav__mobile-cta { display: grid; gap: .6rem; margin-top: auto; }
  body.nav-open { overflow: hidden; }
}
@media (max-width: 1100px) {
  .product-grid, .cat-grid, .svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-grid--3, .post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article { grid-template-columns: minmax(0, 1fr); }
  .article__side { position: static; order: 2; }
  .toc { display: none; }
}
@media (max-width: 960px) {
  .sizer--full { grid-template-columns: 1fr; }
  .sizer--full .sizer__view { position: static; }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .calc-guide { grid-template-columns: 1fr; }
  .hide-md { display: none !important; }
  .hero__inner, .duo, .why, .contact, .form-layout, .pd__grid, .pd__body, .post--lead { grid-template-columns: minmax(0, 1fr); }
  .why__art { order: -1; max-width: 420px; margin: 0 auto; width: 100%; }
  .hero h1 { max-width: none; }
  .logo-strip { flex-direction: column; align-items: flex-start; gap: .8rem; }
  .logo-strip__label { max-width: none; }
  .brandline { justify-content: flex-start; }
  .proof__stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog { grid-template-columns: minmax(0, 1fr); }
  .catalog__side { position: static; grid-template-columns: 1fr 1fr; }
  .catalog__help { grid-column: 1 / -1; }
  .aside-box { position: static; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .hide-sm { display: none !important; }
  .topbar__inner { justify-content: center; }
  .logo__svg { width: 180px; }
  .header__inner { height: 68px; gap: 1rem; }
  .nav { top: 68px; }
  .product-grid, .product-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem; }
  .product__summary { display: none; }
  .product__body { padding: .8rem; }
  .product h3 { font-size: .95rem; }
  .product__brand { height: 26px; left: .45rem; top: .45rem; }
  .product__brand .brand-logo { max-height: 16px; max-width: 70px; }
  .cat-grid, .svc-grid, .steps, .post-grid, .form-row, .catalog__side { grid-template-columns: minmax(0, 1fr); }
  .proof__stats li { padding: 1rem .8rem; }
  .brandline { gap: .8rem 1.4rem; }
  .brandline a { height: 34px; }
  .brand-logo { max-height: 30px; max-width: 110px; }
  .sizer__controls { gap: .4rem; }
  .need__row, .need__row--3 { grid-template-columns: 1fr; }
  .stepper__label { font-size: .8rem; }
  .stepper__label small { display: block; }
  .facts { grid-template-columns: 1fr; }
  .sizer__tag { font-size: .72rem; }
  .stepper__box { grid-template-columns: 30px 1fr 30px; }
  .sizer__result { flex-direction: column; align-items: flex-start; }
  .sizer__flats { text-align: left; }
  .viewer__hint { display: none; }
  .why__badge { font-size: .8rem; padding: .55rem .75rem; }
  .footer__grid { grid-template-columns: minmax(0, 1fr); }
  .post-nav { grid-template-columns: minmax(0, 1fr); }
  .post-nav__next { text-align: left; }
  .search { min-width: 0; width: 100%; }
}

.footer__cta { width: calc(100% - 2 * var(--gutter)); max-width: calc(1220px - 2 * var(--gutter)); }

/* ---------- References & partners ---------- */
.ref-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.2rem; list-style: none; margin: 0; padding: 0; }
.ref-card { display: grid; gap: .7rem; align-content: start; height: 100%; padding: 1.4rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-sm); }
.ref-card__logo { height: 64px; display: flex; align-items: center; }
.ref-card__logo img { max-height: 56px; max-width: 170px; object-fit: contain; }
.ref-card__mono { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 16px; background: var(--sky); color: var(--navy); font: 800 1.3rem var(--display); }
.ref-card h3 { margin: 0; font-size: 1.1rem; }
.ref-card p { margin: 0; color: var(--text); font-size: .95rem; }
.ref-card__meta { display: flex; flex-wrap: wrap; gap: .35rem; }
.ref-card__meta span { padding: .2rem .6rem; border-radius: 999px; background: var(--sky-2); border: 1px solid var(--line); color: var(--muted); font: 600 .78rem var(--display); }
.ref-card a.text-link { font-size: .9rem; }
.empty-note { padding: 2.5rem; text-align: center; border: 1.5px dashed var(--line); border-radius: var(--r-lg); color: var(--muted); background: var(--white); }
.photo--none { display: grid; place-items: center; width: 100%; height: 100%; }
.photo--none .icon { width: 52px; height: 52px; color: #a9bbd0; }