/* ============================================================
   Stillair Climate Co · Split-system specialist
   Fresh shop · off-white + sage + dusty rose
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Tenor+Sans&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* Off-whites + paper */
    --paper: #f7f5f1;
    --paper-2: #ede9e0;
    --bone: #fcfaf5;
    --shell: #ffffff;
    --linen: #f1ede4;
    --rule: #d8d3c5;

    /* Sage greens */
    --sage: #7d9879;
    --sage-deep: #5a7656;
    --sage-soft: #a3b89f;
    --sage-pale: #d5dfd0;
    --sage-mist: #e6eee2;
    --sage-glow: #f0f5ed;

    /* Dusty rose */
    --rose: #c97b7b;
    --rose-deep: #a85a5a;
    --rose-soft: #dca5a5;
    --rose-pale: #ecd4d4;
    --rose-mist: #f5e8e8;

    /* Ink + neutrals */
    --ink: #2a2622;
    --ink-soft: #3d3833;
    --graphite: #4f4a45;
    --slate: #6b655e;
    --stone: #87817a;
    --silver: #afaaa1;
    --silver-soft: #c8c3bb;

    --line: rgba(42, 38, 34, 0.1);
    --line-soft: rgba(42, 38, 34, 0.04);
    --line-strong: rgba(42, 38, 34, 0.22);

    --shadow-sm: 0 1px 3px rgba(42, 38, 34, 0.05);
    --shadow: 0 8px 24px rgba(42, 38, 34, 0.07);
    --shadow-lg: 0 24px 50px rgba(90, 118, 86, 0.16);

    --font-display: 'Tenor Sans', system-ui, serif;
    --font-body: 'Inter', -apple-system, system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, monospace;

    --max: 1240px;
    --r: 4px;
    --r-md: 10px;
    --r-lg: 18px;
    --r-pill: 100px;
    --t: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

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

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.04;
    letter-spacing: -0.005em;
    color: var(--ink);
}

a { color: inherit; text-decoration: none; transition: var(--t); }
a:focus-visible { outline: 2px solid var(--sage); outline-offset: 3px; border-radius: 2px; }
img, svg { max-width: 100%; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 32px; }

/* ============================================================
   HEADER — anchor-nav for single page
   ============================================================ */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(247, 245, 241, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
}
.header-inner {
    max-width: var(--max);
    margin: 0 auto;
    padding: 18px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--ink);
}
/* Brand mark: sage circle with rose center dot — droplet inspired */
.brand-mark {
    width: 38px; height: 38px;
    flex: none;
    background: var(--sage-mist);
    border: 1.5px solid var(--sage);
    position: relative;
    display: grid;
    place-items: center;
    border-radius: 50%;
}
.brand-mark::before {
    content: '';
    width: 14px; height: 14px;
    background: var(--sage);
    border-radius: 50%;
}
.brand-mark::after {
    content: '';
    position: absolute;
    width: 6px; height: 6px;
    background: var(--rose);
    border-radius: 50%;
    top: 12px; left: 12px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text .name {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 400;
    letter-spacing: 0;
    color: var(--ink);
}
.brand-text .tag {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--sage-deep);
    letter-spacing: 0.08em;
    font-weight: 500;
    margin-top: 4px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0;
    list-style: none;
}
.nav-link {
    font-family: var(--font-body);
    font-size: 13.5px;
    font-weight: 500;
    color: var(--ink-soft);
    padding: 8px 16px;
    transition: var(--t);
    position: relative;
}
.nav-link:hover { color: var(--sage-deep); }
.nav-link.active {
    color: var(--sage-deep);
    font-weight: 600;
}
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 16px; height: 2px;
    background: var(--rose);
    border-radius: 1px;
}
.nav-cta {
    background: var(--sage) !important;
    color: var(--shell) !important;
    padding: 12px 22px !important;
    font-weight: 600 !important;
    margin-left: 12px;
    font-size: 12.5px !important;
    border-radius: var(--r-pill);
    box-shadow: 0 4px 12px rgba(90, 118, 86, 0.2);
}
.nav-cta:hover { background: var(--sage-deep) !important; transform: translateY(-1px); }
.burger {
    display: none;
    background: var(--sage-mist);
    border: 1px solid var(--line);
    color: var(--sage-deep);
    width: 42px; height: 42px;
    border-radius: var(--r);
    font-size: 16px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

/* ============================================================
   SHARED — Buttons
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    padding: 14px 26px;
    cursor: pointer;
    border: 0;
    transition: var(--t);
    border-radius: var(--r-pill);
    letter-spacing: 0;
}
.btn-primary {
    background: var(--sage);
    color: var(--shell);
    box-shadow: 0 6px 18px rgba(90, 118, 86, 0.22);
}
.btn-primary:hover {
    background: var(--sage-deep);
    color: var(--shell);
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(90, 118, 86, 0.3);
}
.btn-rose {
    background: var(--rose);
    color: var(--shell);
}
.btn-rose:hover { background: var(--rose-deep); transform: translateY(-2px); }
.btn-ghost {
    background: var(--shell);
    color: var(--sage-deep);
    border: 1.5px solid var(--sage-pale);
}
.btn-ghost:hover {
    background: var(--sage);
    color: var(--shell);
    border-color: var(--sage);
}
.btn .ar { transition: transform 0.3s ease; }
.btn:hover .ar { transform: translateX(3px); }

.btn-link {
    font-family: var(--font-body);
    font-size: 13.5px;
    font-weight: 600;
    color: var(--sage-deep);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 3px;
    border-bottom: 1.5px solid var(--rose);
    transition: var(--t);
}
.btn-link:hover {
    color: var(--ink);
    border-color: var(--ink);
    gap: 14px;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 110px 0; position: relative; }
.section-bone { background: var(--bone); }
.section-paper { background: var(--paper); }
.section-linen { background: var(--linen); }
.section-sage { background: var(--sage-mist); }

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--rose-deep);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 22px;
}
.section-tag::before {
    content: '';
    width: 30px; height: 1.5px;
    background: var(--rose);
}

.section-head { max-width: 880px; margin-bottom: 64px; }
.section-head h2 {
    font-size: clamp(40px, 5.6vw, 76px);
    line-height: 1.02;
    margin-bottom: 22px;
    letter-spacing: -0.01em;
    font-weight: 400;
}
.section-head h2 em {
    font-style: italic;
    color: var(--sage-deep);
    font-weight: 400;
}
.section-head h2 .rose {
    color: var(--rose-deep);
    font-style: italic;
}
.section-head .lead {
    font-size: 17px;
    color: var(--ink-soft);
    line-height: 1.7;
    max-width: 660px;
}
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head.center .section-tag { justify-content: center; }
.section-head.center .lead { margin-left: auto; margin-right: auto; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    padding: 150px 0 90px;
    position: relative;
    overflow: hidden;
}
/* soft circular blobs */
.hero::before {
    content: '';
    position: absolute;
    top: -200px; right: -150px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, var(--sage-mist) 0%, transparent 65%);
    pointer-events: none;
    border-radius: 50%;
    opacity: 0.7;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -250px; left: -150px;
    width: 480px; height: 480px;
    background: radial-gradient(circle, var(--rose-mist) 0%, transparent 65%);
    pointer-events: none;
    border-radius: 50%;
    opacity: 0.5;
}
.hero .wrap { position: relative; z-index: 1; }

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--sage-deep);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 28px;
    padding: 7px 14px;
    background: var(--shell);
    border-radius: var(--r-pill);
    border: 1px solid var(--sage-pale);
    box-shadow: var(--shadow-sm);
}
.hero-eyebrow .dot {
    width: 8px; height: 8px;
    background: var(--sage);
    border-radius: 50%;
    box-shadow: 0 0 0 3px var(--sage-pale);
    animation: pulse-dot 2.4s ease-in-out infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero h1 {
    font-size: clamp(54px, 7.8vw, 108px);
    line-height: 0.96;
    letter-spacing: -0.018em;
    color: var(--ink);
    margin-bottom: 28px;
    font-weight: 400;
}
.hero h1 em {
    font-style: italic;
    color: var(--sage-deep);
    font-weight: 400;
}
.hero h1 .rose {
    color: var(--rose-deep);
    font-style: italic;
}

.hero .lead {
    font-size: 18px;
    color: var(--ink-soft);
    line-height: 1.65;
    margin-bottom: 36px;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center;
}

/* Hero stats — soft rounded card row */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 48px;
    background: var(--shell);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 4px;
    box-shadow: var(--shadow-sm);
}
.hero-stat {
    padding: 16px 18px;
    border-right: 1px solid var(--line-soft);
}
.hero-stat:last-child { border-right: 0; }
.hero-stat .v {
    font-family: var(--font-display);
    font-size: 34px;
    line-height: 1;
    color: var(--ink);
    letter-spacing: -0.012em;
    font-weight: 400;
}
.hero-stat .v em {
    font-style: italic;
    color: var(--sage-deep);
}
.hero-stat .v .unit {
    font-family: var(--font-mono);
    font-size: 0.34em;
    color: var(--rose-deep);
    margin-left: 4px;
    font-weight: 600;
    text-transform: uppercase;
}
.hero-stat .l {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--slate);
    letter-spacing: 0.06em;
    margin-top: 6px;
    text-transform: uppercase;
}

/* Hero image — softer rounded organic feel */
.hero-image {
    position: relative;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background: var(--sage-mist);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-lg);
}
.hero-image img {
    width: 100%; height: 100%;
    object-fit: cover;
}
/* Stylized placeholder — soft organic curves */
.hero-image-placeholder {
    width: 100%; height: 100%;
    background:
        radial-gradient(circle at 30% 20%, var(--sage-mist) 0%, var(--sage-pale) 40%, var(--sage-mist) 80%);
    display: grid;
    place-items: center;
    color: var(--sage-deep);
    font-family: var(--font-display);
    font-style: italic;
    font-size: 22px;
    text-align: center;
    padding: 32px;
    position: relative;
    overflow: hidden;
}
.hero-image-placeholder::before {
    content: '';
    position: absolute;
    top: -20%; right: -20%;
    width: 70%; height: 70%;
    background: radial-gradient(circle, var(--rose-mist) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0.7;
}
.hero-image-placeholder::after {
    content: '';
    position: absolute;
    inset: 28px;
    border: 1.5px dashed var(--sage);
    border-radius: var(--r-md);
    opacity: 0.6;
}
.hero-image-placeholder .ph-text {
    position: relative;
    z-index: 1;
    background: var(--shell);
    padding: 18px 26px;
    border-radius: var(--r);
    box-shadow: var(--shadow);
    color: var(--ink);
    font-family: var(--font-display);
    font-size: 20px;
}
.hero-image-placeholder .ph-text span {
    display: block;
    font-family: var(--font-mono);
    font-style: normal;
    font-size: 10px;
    color: var(--sage-deep);
    margin-top: 6px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* Floating tags */
.hero-tag {
    position: absolute;
    top: 22px; left: 22px;
    background: var(--shell);
    color: var(--ink);
    padding: 9px 14px;
    border-radius: var(--r-pill);
    font-family: var(--font-mono);
    font-size: 10.5px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    z-index: 2;
    box-shadow: var(--shadow);
}
.hero-tag .dot {
    width: 8px; height: 8px;
    background: var(--sage);
    border-radius: 50%;
    animation: pulse-dot 2.4s ease-in-out infinite;
}

.hero-temp-badge {
    position: absolute;
    bottom: 22px; right: 22px;
    background: var(--shell);
    padding: 14px 20px;
    border-radius: var(--r-md);
    z-index: 2;
    box-shadow: var(--shadow);
    text-align: right;
    border-left: 3px solid var(--rose);
}
.hero-temp-badge .top {
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.1em;
    color: var(--slate);
    margin-bottom: 4px;
    text-transform: uppercase;
}
.hero-temp-badge .v {
    font-family: var(--font-display);
    font-size: 26px;
    color: var(--ink);
    font-weight: 400;
    letter-spacing: -0.012em;
    line-height: 1;
}
.hero-temp-badge .v small {
    font-family: var(--font-mono);
    font-size: 0.4em;
    color: var(--sage-deep);
    margin-left: 3px;
    font-weight: 600;
}

/* ============================================================
   SERVICES (3-card horizontal)
   ============================================================ */
.services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.svc-card {
    background: var(--shell);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 36px 32px;
    transition: var(--t);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.svc-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--sage-pale);
}
.svc-card::before {
    content: '';
    position: absolute;
    top: 0; left: 32px;
    width: 50px; height: 4px;
    background: var(--rose);
    border-radius: 0 0 4px 4px;
}
.svc-num {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--sage-deep);
    margin-bottom: 22px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.svc-icon {
    width: 56px; height: 56px;
    background: var(--sage-mist);
    color: var(--sage-deep);
    border-radius: 50%;
    display: grid;
    place-items: center;
    margin-bottom: 22px;
    border: 1.5px solid var(--sage-pale);
}
.svc-card h3 {
    font-size: 28px;
    line-height: 1.08;
    margin-bottom: 12px;
    color: var(--ink);
    font-weight: 400;
    letter-spacing: -0.014em;
}
.svc-card h3 em { font-style: italic; color: var(--sage-deep); }
.svc-card > p {
    color: var(--ink-soft);
    font-size: 14.5px;
    line-height: 1.7;
}
.svc-includes {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
}
.svc-includes .tag {
    background: var(--sage-glow);
    color: var(--sage-deep);
    padding: 4px 10px;
    border-radius: var(--r-pill);
    font-family: var(--font-mono);
    font-size: 10.5px;
    font-weight: 600;
    letter-spacing: 0.04em;
}
.svc-price-row {
    margin-top: auto;
    padding-top: 18px;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-top: 18px;
}
.svc-price-row .period {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--slate);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.svc-price-row .v {
    font-family: var(--font-display);
    font-size: 30px;
    color: var(--rose-deep);
    font-weight: 400;
    font-style: italic;
    letter-spacing: -0.018em;
    line-height: 1;
}
.svc-price-row .v .cur {
    font-family: var(--font-mono);
    font-style: normal;
    font-size: 0.45em;
    color: var(--slate);
    margin-right: 3px;
    vertical-align: top;
}

/* ============================================================
   THERMOMETER PROCESS — signature element
   ============================================================ */
.flow-rail {
    background: var(--shell);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 50px 50px;
    box-shadow: var(--shadow);
}
.flow-rail-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 40px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--line);
}
.flow-rail-head h3 {
    font-size: 32px;
    line-height: 1;
    color: var(--ink);
    font-weight: 400;
    letter-spacing: -0.012em;
    max-width: 540px;
}
.flow-rail-head h3 em { font-style: italic; color: var(--sage-deep); }
.flow-rail-head .meta {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--slate);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.flow-rail-head .meta strong { color: var(--rose-deep); }

.flow-thermo {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    gap: 0;
}
/* Vertical-thermometer-style horizontal track */
.flow-thermo::before {
    content: '';
    position: absolute;
    top: 24px;
    left: 8%;
    right: 8%;
    height: 6px;
    background: var(--sage-mist);
    border-radius: 3px;
    z-index: 0;
}
.flow-thermo::after {
    content: '';
    position: absolute;
    top: 24px;
    left: 8%;
    width: 76%;
    height: 6px;
    background: linear-gradient(to right, var(--sage) 0%, var(--sage-deep) 70%, var(--rose) 100%);
    border-radius: 3px;
    z-index: 0;
    opacity: 0.85;
}
.flow-step {
    text-align: center;
    position: relative;
    z-index: 1;
    padding: 0 8px;
}
.flow-step .marker {
    width: 54px;
    height: 54px;
    background: var(--shell);
    border: 3px solid var(--sage);
    border-radius: 50%;
    margin: 0 auto 18px;
    display: grid;
    place-items: center;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 700;
    color: var(--sage-deep);
    box-shadow: 0 0 0 6px var(--shell), 0 8px 18px rgba(90, 118, 86, 0.16);
}
.flow-step:last-child .marker { border-color: var(--rose); color: var(--rose-deep); }
.flow-step .time {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--sage-deep);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 8px;
}
.flow-step:last-child .time { color: var(--rose-deep); }
.flow-step .name {
    font-family: var(--font-display);
    font-size: 20px;
    color: var(--ink);
    font-weight: 400;
    line-height: 1.12;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.flow-step .name em { color: var(--sage-deep); font-style: italic; }
.flow-step:last-child .name em { color: var(--rose-deep); }
.flow-step .desc {
    font-size: 13px;
    color: var(--slate);
    line-height: 1.55;
}

/* ============================================================
   WHY US / VALUE COLUMNS (text grid)
   ============================================================ */
.value-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr 1fr;
    gap: 60px 50px;
    align-items: start;
}
.value-text h2 {
    font-size: clamp(36px, 5vw, 64px);
    line-height: 1.02;
    margin-bottom: 22px;
    letter-spacing: -0.012em;
    font-weight: 400;
}
.value-text h2 em { font-style: italic; color: var(--sage-deep); }
.value-text h2 .rose { color: var(--rose-deep); font-style: italic; }
.value-text p {
    font-size: 15.5px;
    color: var(--ink-soft);
    line-height: 1.7;
    margin-bottom: 14px;
}
.value-item {
    padding: 0;
}
.value-item .num {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--rose-deep);
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: 14px;
    text-transform: uppercase;
}
.value-item h4 {
    font-size: 22px;
    color: var(--ink);
    margin-bottom: 12px;
    font-weight: 400;
    letter-spacing: -0.012em;
    line-height: 1.15;
}
.value-item h4 em { font-style: italic; color: var(--sage-deep); }
.value-item p {
    color: var(--ink-soft);
    font-size: 14px;
    line-height: 1.7;
}

/* ============================================================
   FAULT GLOSSARY (Common faults — clinical)
   ============================================================ */
.fault-list {
    background: var(--shell);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
}
.fault-row {
    display: grid;
    grid-template-columns: 40px 1fr 110px;
    align-items: center;
    padding: 18px 24px;
    border-bottom: 1px solid var(--line-soft);
    gap: 16px;
    transition: background 0.2s ease;
}
.fault-row:last-child { border-bottom: 0; }
.fault-row:hover { background: var(--sage-glow); }
.fault-row .icon {
    width: 28px; height: 28px;
    border-radius: 50%;
    background: var(--rose-mist);
    color: var(--rose-deep);
    display: grid;
    place-items: center;
    font-size: 12px;
    font-weight: 700;
    font-family: var(--font-mono);
}
.fault-row .text {
    font-family: var(--font-body);
    font-size: 14.5px;
    color: var(--ink);
    font-weight: 500;
    line-height: 1.4;
}
.fault-row .text small {
    display: block;
    color: var(--slate);
    font-weight: 400;
    font-size: 12.5px;
    margin-top: 3px;
}
.fault-row .duration {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--sage-deep);
    text-align: right;
    background: var(--sage-glow);
    padding: 5px 9px;
    border-radius: var(--r);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
}

/* ============================================================
   PRICING TABLE (Maintenance plans)
   ============================================================ */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.plan-card {
    background: var(--shell);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 34px 30px 30px;
    transition: var(--t);
    position: relative;
    display: flex;
    flex-direction: column;
}
.plan-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.plan-card.featured {
    border: 2px solid var(--sage);
    background: var(--shell);
}
.plan-card.featured::before {
    content: 'Most popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--rose);
    color: var(--shell);
    padding: 5px 14px;
    border-radius: var(--r-pill);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 600;
}
.plan-name {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--ink);
    font-weight: 400;
    margin-bottom: 8px;
    letter-spacing: -0.012em;
}
.plan-name em { font-style: italic; color: var(--sage-deep); }
.plan-desc {
    font-size: 14px;
    color: var(--slate);
    line-height: 1.55;
    margin-bottom: 24px;
}
.plan-price {
    display: flex;
    align-items: baseline;
    gap: 6px;
    padding-bottom: 22px;
    margin-bottom: 22px;
    border-bottom: 1px solid var(--line);
}
.plan-price .v {
    font-family: var(--font-display);
    font-size: 52px;
    color: var(--ink);
    font-weight: 400;
    letter-spacing: -0.025em;
    line-height: 1;
}
.plan-price .v .cur {
    font-size: 0.4em;
    color: var(--slate);
    margin-right: 4px;
    vertical-align: top;
    font-family: var(--font-mono);
}
.plan-price .per {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--slate);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.plan-features {
    list-style: none;
    margin-bottom: 26px;
}
.plan-features li {
    padding: 7px 0 7px 24px;
    position: relative;
    font-size: 14px;
    color: var(--ink-soft);
    line-height: 1.45;
}
.plan-features li::before {
    content: '';
    position: absolute;
    left: 0; top: 11px;
    width: 14px; height: 14px;
    background: var(--sage-mist);
    border-radius: 50%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14' fill='none'%3E%3Cpath d='M3.5 7l2.5 2.5L10.5 4.5' stroke='%235a7656' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
}
.plan-features li.no { color: var(--silver); }
.plan-features li.no::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14' fill='none'%3E%3Cpath d='M4 4l6 6M10 4l-6 6' stroke='%23afaaa1' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
    background-color: var(--paper-2);
}
.plan-card .btn { width: 100%; justify-content: center; margin-top: auto; }

/* ============================================================
   ABOUT block (text + image side-by-side)
   ============================================================ */
.about-block {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 70px;
    align-items: center;
}
.about-block .about-image {
    aspect-ratio: 4 / 5;
    background: var(--sage-mist);
    overflow: hidden;
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
}
.about-block .about-image img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.about-block .about-image .hero-image-placeholder {
    width: 100%; height: 100%;
    font-size: 18px;
}
.about-block .about-image .hero-image-placeholder .ph-text {
    font-size: 16px;
}
.about-block .about-text h2 {
    font-size: clamp(36px, 5vw, 64px);
    line-height: 1.02;
    margin-bottom: 22px;
    letter-spacing: -0.012em;
    font-weight: 400;
}
.about-block .about-text h2 em { font-style: italic; color: var(--sage-deep); }
.about-block .about-text p {
    color: var(--ink-soft);
    font-size: 15.5px;
    line-height: 1.75;
    margin-bottom: 16px;
}
.about-block .about-text p strong { color: var(--ink); font-weight: 600; }

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-top: 28px;
    padding-top: 26px;
    border-top: 1px solid var(--line);
}
.about-stat .v {
    font-family: var(--font-display);
    font-size: 38px;
    color: var(--sage-deep);
    font-weight: 400;
    font-style: italic;
    letter-spacing: -0.018em;
    line-height: 1;
}
.about-stat .v em { color: var(--rose-deep); font-style: italic; font-size: 0.65em; }
.about-stat .l {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--slate);
    margin-top: 8px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 70px;
    align-items: start;
}
.contact-side h2 {
    font-size: clamp(40px, 5.6vw, 72px);
    line-height: 1.02;
    margin-bottom: 22px;
    letter-spacing: -0.012em;
    font-weight: 400;
}
.contact-side h2 em { font-style: italic; color: var(--sage-deep); }
.contact-side .lead {
    font-size: 17px;
    color: var(--ink-soft);
    line-height: 1.65;
    margin-bottom: 32px;
    max-width: 460px;
}
.contact-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.contact-card {
    background: var(--shell);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 22px;
    transition: var(--t);
    border-top: 3px solid var(--sage);
}
.contact-card:hover { border-top-color: var(--rose); box-shadow: var(--shadow-sm); }
.contact-card .label {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--sage-deep);
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
}
.contact-card .value {
    color: var(--ink);
    font-size: 14px;
    line-height: 1.55;
}
.contact-card .value a:hover { color: var(--sage-deep); }
.contact-card .value .phone {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 24px;
    color: var(--sage-deep);
    font-weight: 400;
    letter-spacing: -0.012em;
}

.contact-form-wrap {
    background: var(--shell);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 38px;
    position: relative;
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--sage);
}
.contact-form h3 {
    font-size: 28px;
    color: var(--ink);
    margin-bottom: 26px;
    font-weight: 400;
    letter-spacing: -0.012em;
}
.contact-form h3 em { color: var(--sage-deep); font-style: italic; }
.form-row { margin-bottom: 16px; }
.form-row-pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.form-row label {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--sage-deep);
    letter-spacing: 0.1em;
    margin-bottom: 7px;
    font-weight: 600;
    text-transform: uppercase;
}
.form-row input,
.form-row textarea,
.form-row select {
    width: 100%;
    padding: 12px 14px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 14px;
    transition: var(--t);
}
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
    outline: 0;
    border-color: var(--sage);
    background: var(--shell);
    box-shadow: 0 0 0 3px var(--sage-glow);
}
.form-row select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235a7656' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}
.form-row textarea { resize: vertical; min-height: 100px; }
.form-row input::placeholder,
.form-row textarea::placeholder { color: var(--silver-soft); }
.contact-form .btn { width: 100%; justify-content: center; margin-top: 4px; }

.form-success {
    display: none;
    text-align: center;
    padding: 30px 20px;
}
.form-success.show { display: block; }
.form-success .check {
    width: 64px; height: 64px;
    background: var(--sage);
    border-radius: 50%;
    display: grid;
    place-items: center;
    margin: 0 auto 22px;
    color: var(--shell);
    font-size: 30px;
}
.form-success h3 {
    color: var(--ink);
    font-size: 24px;
    margin-bottom: 12px;
    font-weight: 400;
}
.form-success p {
    color: var(--ink-soft);
    font-size: 15px;
    line-height: 1.65;
}
.contact-form.hidden { display: none; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--paper-2);
    padding: 60px 0 32px;
    border-top: 1px solid var(--line);
}
.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    flex-wrap: wrap;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 26px;
}
.footer-brand {
    max-width: 320px;
}
.footer-brand p {
    color: var(--ink-soft);
    font-size: 14px;
    line-height: 1.7;
    margin-top: 16px;
}
.footer-links {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
}
.footer-col h5 {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--sage-deep);
    letter-spacing: 0.12em;
    margin-bottom: 16px;
    font-weight: 600;
    text-transform: uppercase;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 9px; }
.footer-col li a, .footer-col li {
    color: var(--ink-soft);
    font-size: 14px;
}
.footer-col li a:hover { color: var(--sage-deep); }
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--slate);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.footer-bottom .sep { color: var(--rose); margin: 0 6px; }

/* ============================================================
   Cookie banner
   ============================================================ */
.cookie {
    position: fixed;
    bottom: 20px; left: 20px; right: 20px;
    max-width: 540px;
    margin: 0 auto;
    background: var(--shell);
    color: var(--ink);
    border-radius: var(--r-md);
    padding: 22px 26px;
    z-index: 100;
    display: none;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    box-shadow: var(--shadow-lg);
    border-top: 4px solid var(--sage);
}
.cookie.show { display: flex; }
.cookie p {
    flex: 1;
    min-width: 220px;
    font-size: 13.5px;
    line-height: 1.55;
    color: var(--ink-soft);
}
.cookie a { color: var(--sage-deep); text-decoration: underline; }
.cookie button {
    padding: 9px 18px;
    border: 0;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--r-pill);
}
.cookie .accept { background: var(--sage); color: var(--shell); }
.cookie .decline {
    background: transparent;
    color: var(--slate);
    border: 1px solid var(--line);
}

/* ============================================================
   Animations
   ============================================================ */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 980px) {
    .header-inner { padding: 14px 20px; }
    .brand-text .name { font-size: 18px; }
    .nav-links {
        position: fixed;
        top: 76px; left: 12px; right: 12px;
        background: var(--shell);
        border: 1px solid var(--line);
        border-radius: var(--r-md);
        flex-direction: column;
        align-items: stretch;
        padding: 12px;
        gap: 2px;
        display: none;
        box-shadow: var(--shadow);
    }
    .nav-links.open { display: flex; }
    .nav-link { padding: 12px 18px; border-radius: var(--r); }
    .nav-link.active::after { display: none; }
    .nav-cta { margin-left: 0; margin-top: 6px; text-align: center; }
    .burger { display: flex; }

    .hero { padding: 110px 0 60px; }
    .hero-grid, .about-block, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .hero-image, .about-block .about-image { max-height: 580px; aspect-ratio: 4 / 4.4; }
    .hero-stat .v { font-size: 28px; }

    .services, .plans-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .value-grid { grid-template-columns: 1fr; gap: 40px; }
    .section { padding: 70px 0; }

    .flow-rail { padding: 30px 24px; }
    .flow-thermo { grid-template-columns: 1fr; gap: 24px; }
    .flow-thermo::before, .flow-thermo::after { display: none; }
    .flow-step { display: flex; align-items: flex-start; gap: 18px; text-align: left; padding: 0; }
    .flow-step .marker { margin: 0; flex: none; }
    .flow-step > div { flex: 1; }

    .contact-form-wrap { padding: 26px; }
    .contact-cards { grid-template-columns: 1fr; }
    .form-row-pair { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; }
    .footer-links { gap: 30px; }
}
@media (max-width: 540px) {
    .wrap { padding: 0 18px; }
    .hero h1 { font-size: 46px; }
    .about-stats { grid-template-columns: 1fr; gap: 14px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
}