/* =========================================================
   BOATSLAB — стили сайта
   Тема: светлое проектно-конструкторское бюро.
   Линии построения, штамп основной надписи, размерные линии —
   но без иллюстраций, только чистая графика и типографика.
   ========================================================= */

:root{
  /* --- цвета: светлая тема --- */
  --paper:         #faf8f2;
  --paper-alt:     #eaf0f3;
  --white:         #ffffff;
  --ink:           #1c2b36;
  --ink-soft:      #5c6b76;
  --line:          #d7dee2;
  --line-strong:   #9fb7c4;
  --blue:          #2c6a8e;
  --blue-deep:     #1c4a63;
  --accent:        #c1602f;
  --accent-hover:  #a94f22;
  --accent-ink:    #fffaf3;
  --footer-bg:     #16232c;
  --footer-line:   rgba(255,255,255,.12);
  --footer-text:   #c7d4da;

  /* --- типографика --- */
  --font-display: 'Oswald', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius: 3px;
  --container: 1180px;
  --header-h: 84px;
}

/* --- сброс --- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}
body{
  font-family:var(--font-body);
  background:var(--paper);
  color:var(--ink);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;background:none;border:0;cursor:pointer;color:inherit}
input,textarea{font:inherit}
h1,h2,h3{font-family:var(--font-display);text-transform:uppercase;letter-spacing:.01em;line-height:1.14;color:var(--ink)}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}

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

/* =========================================================
   BLUEPRINT GRID — едва заметная сетка кальки, только фон
   ========================================================= */
.blueprint-grid{
  position:absolute;inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:32px 32px,32px 32px;
  opacity:.5;
  mask-image:linear-gradient(to bottom, black, rgba(0,0,0,.15));
  z-index:0;
}
.hero{position:relative;isolation:isolate;overflow:hidden}
.hero > .container{position:relative;z-index:1}

/* --- уголки регистрации (как метки обреза на чертежах) --- */
.crop-marks{position:absolute;inset:0;pointer-events:none;z-index:0}
.crop-marks span{position:absolute;width:16px;height:16px;border:1.4px solid var(--line-strong);opacity:.7}
.crop-marks span:nth-child(1){top:18px;left:18px;border-right:0;border-bottom:0}
.crop-marks span:nth-child(2){top:18px;right:18px;border-left:0;border-bottom:0}
.crop-marks span:nth-child(3){bottom:18px;left:18px;border-right:0;border-top:0}
.crop-marks span:nth-child(4){bottom:18px;right:18px;border-left:0;border-top:0}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-weight:700;font-size:.82rem;
  letter-spacing:.06em;text-transform:uppercase;
  padding:14px 26px;border-radius:var(--radius);
  border:1px solid transparent;
  transition:transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn:hover{transform:translateY(-2px)}
.btn-accent{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-hover)}
.btn-outline{border-color:var(--line-strong);color:var(--ink)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue)}
.btn-sm{padding:10px 18px;font-size:.74rem}
.btn-block{width:100%;justify-content:center}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}
.center-cta{display:flex;justify-content:center;margin-top:48px}

.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:.78rem;font-weight:700;
  text-transform:uppercase;letter-spacing:.05em;
  color:var(--accent);margin-top:14px;
}
.text-link svg{width:14px;height:14px}
.inline-link{color:var(--blue);text-decoration:underline;text-underline-offset:3px}

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,248,242,.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:24px;min-height:var(--header-h)}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.brand-mark{width:46px;height:46px;object-fit:contain}
.brand-text{
  font-family:var(--font-display);font-size:1.24rem;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;line-height:1.1;
  display:flex;flex-direction:column;color:var(--ink);
}
.brand-sub{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.1em;color:var(--blue);text-transform:none;font-weight:400}

.main-nav{display:flex;align-items:center;gap:6px}
.nav-link{
  display:flex;align-items:center;gap:7px;
  padding:12px 16px;font-size:.98rem;font-weight:500;
  color:var(--ink);opacity:.78;border-radius:var(--radius);
  transition:opacity .2s, background .2s;
}
.nav-link:hover{opacity:1;background:var(--paper-alt)}
.nav-num{font-family:var(--font-mono);font-size:.76rem;color:var(--accent)}

.nav-toggle{display:none;width:44px;height:44px;color:var(--ink)}
.nav-toggle svg{width:24px;height:24px}

@media (max-width: 940px){
  .header-cta{display:none}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .site-header{backdrop-filter:none;background:var(--paper)}
  .main-nav{
    position:fixed;inset:var(--header-h) 0 0 0;
    background:var(--paper);
    flex-direction:column;align-items:stretch;
    padding:24px;gap:4px;
    transform:translateX(100%);
    transition:transform .3s ease;
    border-top:1px solid var(--line);
  }
  .main-nav.open{transform:translateX(0)}
  .nav-link{padding:16px 10px;font-size:1rem;border-bottom:1px solid var(--line)}
}

/* =========================================================
   HERO
   ========================================================= */
.hero{padding:64px 0 88px;background:var(--paper)}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{
  font-family:var(--font-mono);font-size:.76rem;letter-spacing:.08em;
  color:var(--blue);text-transform:uppercase;margin-bottom:18px;
  display:inline-block;border-bottom:1px solid var(--line-strong);padding-bottom:8px;
}
.hero-title{font-size:clamp(2.1rem,4.2vw,3.2rem);margin-bottom:22px;color:var(--ink)}
.hero-lead{font-size:1.04rem;color:var(--ink-soft);max-width:48ch;margin-bottom:28px}

.check-list{display:flex;flex-direction:column;gap:12px;margin-bottom:32px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:.96rem;color:var(--ink)}
.check-list svg{width:20px;height:20px;flex-shrink:0;color:var(--accent);margin-top:1px}

/* --- визуал в hero: штамп + масштабная линейка, без иллюстраций --- */
.hero-visual{position:relative}
.tech-panel{
  border:1.4px solid var(--line-strong);
  background:var(--white);
  padding:28px;
  position:relative;
}
.tech-panel-label{
  font-family:var(--font-mono);font-size:.68rem;letter-spacing:.08em;
  color:var(--blue);text-transform:uppercase;margin-bottom:22px;
  display:flex;justify-content:space-between;
}

.scale-bar{margin-top:26px}
.scale-bar-label{font-family:var(--font-mono);font-size:.68rem;color:var(--ink-soft);margin-bottom:10px;letter-spacing:.04em}
.scale-bar svg{width:100%;height:auto;color:var(--ink)}

/* --- штамп основной надписи --- */
.stamp{border:1.4px solid var(--line-strong);font-family:var(--font-mono);background:var(--white)}
.stamp-row{padding:10px 14px;border-bottom:1px solid var(--line-strong)}
.stamp-title{font-family:var(--font-display);letter-spacing:.06em;font-size:.92rem;color:var(--ink);text-align:center}
.stamp-grid{display:grid;grid-template-columns:1fr;border-bottom:1px solid var(--line-strong)}
.stamp-grid > div{
  display:flex;justify-content:space-between;gap:10px;
  padding:8px 14px;font-size:.72rem;color:var(--ink);
  border-top:1px solid var(--line);
}
.stamp-grid > div:first-child{border-top:none}
.stamp-grid > div span{color:var(--blue);text-transform:uppercase;letter-spacing:.04em}
.stamp-grid-3{grid-template-columns:repeat(3,1fr);border-bottom:none}
.stamp-grid-3 > div{flex-direction:column;gap:4px;border-top:none;border-left:1px solid var(--line);text-align:center}
.stamp-grid-3 > div:first-child{border-left:none}

/* =========================================================
   SECTIONS — общая рамка, чередование paper / paper-alt
   ========================================================= */
.section{padding:96px 0;position:relative}
.section-tint{background:var(--paper-alt)}
.section-head{max-width:640px;margin-bottom:56px}
.section-head h2{font-size:clamp(1.6rem,2.8vw,2.2rem)}
.rating-badge{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:16px;padding:8px 16px;border-radius:20px;
  border:1px solid var(--line-strong);background:var(--white);
  font-family:var(--font-mono);font-size:.82rem;color:var(--ink-soft);
  transition:border-color .2s, background .2s;
}
.rating-badge:hover{border-color:var(--blue);background:var(--paper-alt)}
.rating-stars{color:var(--accent);letter-spacing:1px}
.body-text{font-size:1rem;margin-bottom:20px;max-width:60ch;color:var(--ink)}
.body-text.muted{color:var(--ink-soft)}

/* =========================================================
   INTRO CARDS (Лист 02)
   ========================================================= */
.intro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.intro-card{
  border:1px solid var(--line);background:var(--white);
  padding:30px;border-radius:var(--radius);position:relative;
}
.intro-card.accent{border-color:var(--blue);border-width:1.4px}
.pos-num{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.05em;color:var(--accent);display:block;margin-bottom:14px}
.intro-card h3{font-size:1.08rem;margin-bottom:10px}
.intro-card p{color:var(--ink-soft);font-size:.94rem}

/* =========================================================
   FEATURE GRID (Лист 03)
   ========================================================= */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feature-card{
  border:1px solid var(--line);padding:28px 24px;border-radius:var(--radius);
  background:var(--white);transition:border-color .2s, transform .2s;
}
.feature-card:hover{border-color:var(--blue);transform:translateY(-4px)}
.feature-card h3{font-size:1.0rem;margin-bottom:10px;color:var(--ink)}
.feature-card p{font-size:.9rem;color:var(--ink-soft)}

/* =========================================================
   ADVANTAGES (Лист 04)
   ========================================================= */
.advantage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.advantage-card{
  padding:28px;border-radius:var(--radius);
  background:var(--white);border:1px solid var(--line);
  border-top:3px solid var(--accent);
}
.advantage-card h3{font-size:1.05rem;margin-bottom:10px}
.advantage-card p{color:var(--ink-soft);font-size:.94rem}

/* =========================================================
   ABOUT / SCOPE (Лист 05)
   ========================================================= */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}
.scope-list{border:1px solid var(--line-strong);border-radius:var(--radius);overflow:hidden;background:var(--white)}
.scope-list li{
  padding:14px 20px;font-size:.92rem;border-bottom:1px solid var(--line);
  position:relative;padding-left:38px;color:var(--ink);
}
.scope-list li:last-child{border-bottom:none}
.scope-list li::before{
  content:"";position:absolute;left:16px;top:50%;
  width:6px;height:6px;border:1.4px solid var(--accent);border-radius:1px;transform:translateY(-50%) rotate(45deg);
}

/* =========================================================
   PROCESS (Лист 06)
   ========================================================= */
.process-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.process-list::before{
  content:"";position:absolute;top:22px;left:6%;right:6%;height:1px;
  background:repeating-linear-gradient(90deg, var(--line-strong) 0 8px, transparent 8px 16px);
}
.process-step{position:relative;padding-right:20px}
.process-num{
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:700;font-size:1rem;
  color:var(--white);background:var(--ink);
  width:44px;height:44px;border-radius:50%;
  margin-bottom:18px;position:relative;z-index:1;border:3px solid var(--paper);
}
.process-step h3{font-size:1.0rem;margin-bottom:8px}
.process-step p{color:var(--ink-soft);font-size:.9rem}

/* =========================================================
   PRICING (Лист 07) — без силуэтов, простые бары масштаба
   ========================================================= */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.price-card{
  border:1px solid var(--line);padding:34px 30px;border-radius:var(--radius);
  text-align:left;background:var(--white);
}
.size-bars{display:flex;align-items:flex-end;gap:6px;height:34px;margin-bottom:22px}
.size-bars span{display:block;width:10px;background:var(--blue);border-radius:1px}
.price-card:nth-child(1) .size-bars span:nth-child(1){height:40%}
.price-card:nth-child(1) .size-bars span:nth-child(2){height:60%;background:var(--line-strong)}
.price-card:nth-child(1) .size-bars span:nth-child(3){height:80%;background:var(--line-strong)}
.price-card:nth-child(2) .size-bars span:nth-child(1){height:55%}
.price-card:nth-child(2) .size-bars span:nth-child(2){height:80%}
.price-card:nth-child(2) .size-bars span:nth-child(3){height:100%;background:var(--line-strong)}
.price-card:nth-child(3) .size-bars span{background:var(--accent)}
.price-card:nth-child(3) .size-bars span:nth-child(1){height:65%}
.price-card:nth-child(3) .size-bars span:nth-child(2){height:90%}
.price-card:nth-child(3) .size-bars span:nth-child(3){height:100%}
.price-card h3{font-size:1.05rem;margin-bottom:10px;color:var(--ink)}
.price-value{font-family:var(--font-mono);font-size:1.5rem;font-weight:700;color:var(--accent);margin-bottom:6px}

/* =========================================================
   TESTIMONIALS (Лист 08)
   ========================================================= */
.testimonial-viewport{overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding-bottom:8px}
.testimonial-viewport::-webkit-scrollbar{display:none}
.testimonial-track{display:flex;gap:22px;padding:0 24px 8px}
.testimonial-card{
  scroll-snap-align:start;flex:0 0 min(360px,84vw);
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);padding:30px;
  display:flex;flex-direction:column;gap:16px;
}
.quote-icon{width:28px;height:28px;color:var(--accent)}
.testimonial-card p{color:var(--ink);font-size:.95rem}
.testimonial-card footer{display:flex;align-items:center;gap:12px;font-size:.86rem;font-weight:600;margin-top:auto}
.avatar{
  width:36px;height:36px;border-radius:50%;background:var(--blue-deep);color:var(--white);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:.74rem;font-weight:700;
}
.testimonial-controls{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.t-btn{
  width:42px;height:42px;border:1px solid var(--line-strong);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--ink);
  transition:background .2s,color .2s;
}
.t-btn:hover{background:var(--ink);color:var(--white)}
.t-btn svg{width:18px;height:18px;transform:rotate(180deg)}
.t-next svg{transform:none}

/* =========================================================
   PORTFOLIO (Лист 09) — карточки с деталь-маркером вместо иллюстрации
   ========================================================= */
.portfolio-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.portfolio-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white)}
.portfolio-visual{
  position:relative;height:180px;
  background-image:linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:22px 22px;
  display:flex;align-items:center;justify-content:center;
  border-bottom:1px solid var(--line);
}
.detail-badge{
  width:84px;height:84px;border-radius:50%;
  background:var(--white);border:1.6px solid var(--blue);
  display:flex;align-items:center;justify-content:center;
  color:var(--blue);position:relative;
}
.detail-badge svg{width:38px;height:38px}
.detail-badge::after{
  content:attr(data-mark);position:absolute;top:-10px;right:-10px;
  width:26px;height:26px;border-radius:50%;background:var(--accent);color:var(--accent-ink);
  font-family:var(--font-mono);font-size:.72rem;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.portfolio-body{padding:24px 26px}
.portfolio-body h3{font-size:1.05rem;margin-bottom:8px;color:var(--ink)}
.portfolio-body p{color:var(--ink-soft);font-size:.92rem}
.portfolio-groups{margin-top:8px}

/* =========================================================
   BRAND TAGS — марки и модели судов
   ========================================================= */
.brand-groups{display:flex;flex-direction:column;gap:30px;margin-top:8px}
.brand-group-title{
  font-family:var(--font-mono);font-size:.76rem;letter-spacing:.05em;
  text-transform:uppercase;color:var(--blue);margin-bottom:12px;
}
.brand-tags{display:flex;flex-wrap:wrap;gap:8px}
.brand-tags span{
  font-family:var(--font-mono);font-size:.8rem;
  padding:7px 14px;border:1px solid var(--line-strong);border-radius:20px;
  color:var(--ink-soft);background:var(--white);
}

/* =========================================================
   FAQ (Лист 12)
   ========================================================= */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:820px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--white)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-weight:600;font-size:.98rem;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary svg{width:18px;height:18px;flex-shrink:0;transition:transform .25s;color:var(--accent)}
.faq-item[open] summary svg{transform:rotate(180deg)}
.faq-item p{padding:0 24px 22px;color:var(--ink-soft);font-size:.92rem;max-width:70ch}

/* =========================================================
   CONTACT / FORM (Лист 11)
   ========================================================= */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}
.portfolio-groups .contact-cards{grid-template-columns:repeat(3,1fr)}
.contact-card{
  display:flex;align-items:center;gap:16px;
  border:1px solid var(--line-strong);border-radius:var(--radius);
  padding:16px 18px;transition:background .2s,border-color .2s;background:var(--white);
}
.contact-card:hover{background:var(--paper-alt);border-color:var(--blue)}
.contact-card svg{width:24px;height:24px;color:var(--accent);flex-shrink:0}
.contact-card div{display:flex;flex-direction:column;gap:2px;min-width:0}
.contact-card span{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.06em;color:var(--blue);text-transform:uppercase}
.contact-card b{font-weight:600;font-size:.92rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.qr-card{
  grid-column:1 / -1;
  display:flex;align-items:center;gap:18px;
  border:1px solid var(--line-strong);border-radius:var(--radius);
  padding:16px 18px;background:var(--white);
}
.qr-card img{width:76px;height:76px;border:1px solid var(--line);border-radius:2px;flex-shrink:0}
.qr-card div{display:flex;flex-direction:column;gap:4px}
.qr-card span{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.06em;color:var(--blue);text-transform:uppercase}
.qr-card p{font-size:.86rem;color:var(--ink-soft);max-width:34ch}
.qr-card a.text-link{margin-top:0}

.feedback-form{
  position:relative;
  background:var(--white);color:var(--ink);border:1px solid var(--line);
  border-radius:var(--radius);padding:36px;
  display:flex;flex-direction:column;gap:18px;
}
.form-title{font-family:var(--font-display);text-transform:uppercase;letter-spacing:.04em;font-size:1.15rem;margin-bottom:4px}
.field{display:flex;flex-direction:column;gap:8px}
.field span{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-soft)}
.field input,.field textarea{
  border:1px solid var(--line-strong);border-radius:2px;
  padding:12px 14px;background:var(--paper);color:var(--ink);
  resize:vertical;transition:border-color .2s;
}
.field input:focus,.field textarea:focus{border-color:var(--accent);outline:none}
.field-consent{flex-direction:row;align-items:flex-start;gap:10px}
.field-consent input[type="checkbox"]{
  width:18px;height:18px;flex-shrink:0;margin-top:2px;
  accent-color:var(--accent);cursor:pointer;
}
.consent-text{font-size:.82rem;color:var(--ink-soft);line-height:1.45}
.consent-text .inline-link{color:var(--blue)}
.form-note{font-size:.76rem;color:var(--ink-soft);line-height:1.5}
.field-honeypot{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

/* =========================================================
   FOOTER — тёмный якорь внизу светлого сайта
   ========================================================= */
.site-footer{background:var(--footer-bg);color:var(--footer-text);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px}
.brand-footer{margin-bottom:16px}
.brand-footer .brand-text{color:var(--white)}
.footer-grid p{font-size:.86rem;margin-bottom:10px;max-width:34ch}
.footer-heading{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:#8ba4b0;margin-bottom:16px}
.footer-grid ul{display:flex;flex-direction:column;gap:10px}
.footer-grid ul a{font-size:.86rem;color:var(--white);opacity:.82}
.footer-grid ul a:hover{opacity:1;text-decoration:underline}
.footer-links{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.footer-links a{
  display:inline-flex;align-items:center;gap:8px;font-size:.86rem;color:var(--white);opacity:.9;
}
.footer-links svg{width:16px;height:16px;color:var(--accent)}
.stamp-footer{align-self:start;background:rgba(255,255,255,.04);border-color:var(--footer-line)}
.stamp-footer .stamp-title,.stamp-footer .stamp-grid > div{color:var(--white);border-color:var(--footer-line)}
.stamp-footer .stamp-grid > div span{color:#8ba4b0}
.stamp-footer .stamp-row{border-color:var(--footer-line)}
.footer-bottom{border-top:1px solid var(--footer-line);padding:18px 0;font-size:.78rem;color:#8ba4b0}

/* =========================================================
   FLOATING ACTION BUTTON
   ========================================================= */
.fab{
  position:fixed;right:22px;bottom:22px;z-index:40;
  width:56px;height:56px;border-radius:50%;
  background:var(--accent);color:var(--accent-ink);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(28,43,54,.22);
  transition:transform .2s;
}
.fab:hover{transform:translateY(-3px) scale(1.04)}
.fab svg{width:24px;height:24px}

/* =========================================================
   REVEAL ON SCROLL
   ========================================================= */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
.reveal.in-view{opacity:1;transform:none}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1040px){
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .advantage-grid{grid-template-columns:repeat(2,1fr)}
  .intro-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr}
  .process-list{grid-template-columns:repeat(2,1fr);row-gap:40px}
  .process-list::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .portfolio-groups .contact-cards{grid-template-columns:repeat(2,1fr)}
}

@media (max-width: 880px){
  .hero-inner{grid-template-columns:1fr}
  .hero-visual{order:-1}
  .about-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .intro-grid{grid-template-columns:1fr}
  .portfolio-grid{grid-template-columns:1fr}
  .contact-cards{grid-template-columns:1fr}
  .portfolio-groups .contact-cards{grid-template-columns:1fr}
}

@media (max-width: 560px){
  .section{padding:64px 0}
  .feature-grid{grid-template-columns:1fr}
  .advantage-grid{grid-template-columns:1fr}
  .process-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero{padding:44px 0 56px}
  .btn-row{flex-direction:column;align-items:stretch}
  .btn-row .btn{justify-content:center}
  .qr-card{flex-direction:column;align-items:flex-start}
}