.putian-premium-home {
    --ph-navy: #061b32;
    --ph-blue: #075fb9;
    --ph-orange: #ff5a0a;
    --ph-ink: #102239;
    --ph-muted: #617187;
    --ph-soft: #f2f5f7;
    color: var(--ph-ink);
    background: #fff;
}

.ph-section { padding: 104px 0; }
.ph-kicker { margin: 0 0 16px; color: var(--ph-orange); font-size: .76rem; font-weight: 800; letter-spacing: .17em; text-transform: uppercase; }
.ph-heading { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr); align-items: end; gap: 80px; margin-bottom: 52px; }
.ph-heading h2,
.ph-factory h2,
.ph-evidence h2,
.ph-inquiry h2 { margin: 0; color: var(--ph-ink); font-size: clamp(2.75rem, 4.5vw, 4.8rem); line-height: .98; letter-spacing: -.045em; }
.ph-heading > div:last-child > p,
.ph-heading > p { margin: 0 0 20px; color: var(--ph-muted); font-size: 1.03rem; }
.ph-heading--compact { grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); }
.ph-link { display: inline-flex; align-items: center; gap: 10px; color: var(--ph-blue); font-size: .82rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.ph-link span { font-size: 1.15rem; transition: transform .2s ease; }
.ph-link:hover span { transform: translateX(5px); }
.ph-link--light { color: #fff; }
.ph-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; }

.ph-hero { position: relative; min-height: clamp(670px, 72vh, 790px); display: grid; align-items: center; overflow: hidden; color: #fff; background: var(--ph-navy); }
.ph-hero__media { position: absolute; inset: 0; }
.ph-hero__media::after { position: absolute; inset: 0; content: ''; background: linear-gradient(90deg, rgba(3,18,34,.95) 0%, rgba(3,18,34,.82) 38%, rgba(3,18,34,.28) 72%, rgba(3,18,34,.1) 100%), linear-gradient(0deg, rgba(3,18,34,.48), transparent 55%); }
.ph-hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: center; transform: scale(1.01); }
.ph-hero__content { position: relative; z-index: 2; padding: 95px 0 80px; }
.ph-hero .ph-kicker { color: #74c9f0; }
.ph-hero h1 { max-width: 900px; margin: 0 0 26px; color: #fff; font-size: clamp(4.2rem, 6.8vw, 7rem); line-height: .9; letter-spacing: -.055em; }
.ph-hero__lead { max-width: 700px; margin: 0 0 34px; color: #e1e9ef; font-size: 1.16rem; line-height: 1.7; }
.ph-media-note { max-width: 650px; margin: 35px 0 0; color: rgba(255,255,255,.62); font-size: .7rem; }

.ph-proof { padding: 38px 0 21px; color: #fff; background: var(--ph-navy); border-top: 1px solid rgba(255,255,255,.12); }
.ph-proof__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.ph-proof__grid > div { min-height: 100px; display: flex; flex-direction: column; justify-content: center; padding: 0 30px; border-right: 1px solid rgba(255,255,255,.16); }
.ph-proof__grid > div:first-child { padding-left: 0; }
.ph-proof__grid > div:last-child { padding-right: 0; border-right: 0; }
.ph-proof strong { color: #fff; font-family: "Arial Narrow", "Roboto Condensed", Inter, sans-serif; font-size: clamp(2rem, 3vw, 3.15rem); line-height: 1; }
.ph-proof span { max-width: 230px; margin-top: 9px; color: #aebfce; font-size: .68rem; font-weight: 700; letter-spacing: .06em; line-height: 1.45; text-transform: uppercase; }
.ph-proof > p { margin: 18px auto 0; color: #70879a; text-align: center; font-size: .65rem; }

.ph-systems { background: #fff; }
.ph-system-grid { display: grid; grid-template-columns: repeat(12, 1fr); grid-template-rows: repeat(2, 305px); gap: 14px; }
.ph-system-card { position: relative; grid-column: span 3; overflow: hidden; color: #fff; background: #17334e; }
.ph-system-card--feature { grid-column: span 6; grid-row: span 2; }
.ph-system-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s ease; }
.ph-system-card::after { position: absolute; inset: 35% 0 0; content: ''; background: linear-gradient(transparent, rgba(2,17,33,.94)); }
.ph-system-card:hover img { transform: scale(1.04); }
.ph-system-card > span { position: absolute; z-index: 2; right: 0; bottom: 0; left: 0; padding: 24px; }
.ph-system-card small,
.ph-system-card strong,
.ph-system-card em { display: block; }
.ph-system-card small { margin-bottom: 7px; color: #78ccf2; font-size: .63rem; font-weight: 800; letter-spacing: .1em; }
.ph-system-card strong { color: #fff; font-family: "Arial Narrow", "Roboto Condensed", Inter, sans-serif; font-size: 1.55rem; line-height: 1; }
.ph-system-card em { margin-top: 8px; color: rgba(255,255,255,.75); font-size: .75rem; font-style: normal; line-height: 1.45; }
.ph-system-card--feature > span { padding: 34px; }
.ph-system-card--feature strong { font-size: clamp(2.3rem, 3vw, 3.4rem); }
.ph-system-card--feature em { max-width: 440px; font-size: .9rem; }

.ph-factory { padding: 104px 0; color: #fff; background: var(--ph-navy); }
.ph-factory__intro { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); align-items: end; gap: 80px; margin-bottom: 52px; }
.ph-factory h2 { color: #fff; }
.ph-factory__intro > div:last-child > p { margin: 0 0 20px; color: #b7c6d2; font-size: 1.03rem; }
.ph-factory__gallery { display: grid; grid-template-columns: repeat(12, 1fr); grid-template-rows: repeat(2, 260px); gap: 12px; }
.ph-factory__gallery figure { position: relative; grid-column: span 3; margin: 0; overflow: hidden; background: #12314e; }
.ph-factory__gallery figure:nth-child(2) { grid-column: 7 / span 3; }
.ph-factory__gallery figure:nth-child(3) { grid-column: 10 / span 3; }
.ph-factory__gallery figure:nth-child(4) { grid-column: 7 / span 6; }
.ph-factory__lead { grid-column: 1 / span 6 !important; grid-row: 1 / span 2; }
.ph-factory__gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.ph-factory__gallery figure:hover img { transform: scale(1.035); }
.ph-factory__gallery figure::after { position: absolute; inset: 45% 0 0; content: ''; background: linear-gradient(transparent, rgba(2,18,34,.94)); }
.ph-factory__gallery figcaption { position: absolute; z-index: 2; right: 0; bottom: 0; left: 0; padding: 22px; color: #fff; font-size: 1rem; font-weight: 800; text-transform: uppercase; }
.ph-factory__gallery figcaption > span { margin-right: 10px; color: #66c2ed; }
.ph-factory__gallery figcaption small { display: block; margin: 4px 0 0 29px; color: #aebfcd; font-size: .57rem; letter-spacing: .08em; }

.ph-process { background: #fff; }
.ph-process__grid { display: grid; grid-template-columns: repeat(5, 1fr); margin: 0; padding: 0; list-style: none; border-top: 1px solid #cfd9e2; border-bottom: 1px solid #cfd9e2; }
.ph-process__grid li { min-height: 235px; display: flex; flex-direction: column; padding: 26px; border-right: 1px solid #cfd9e2; }
.ph-process__grid li:last-child { border-right: 0; }
.ph-process__grid span { color: var(--ph-orange); font-size: .82rem; font-weight: 800; }
.ph-process__grid strong { margin-top: auto; color: var(--ph-ink); font-family: "Arial Narrow", "Roboto Condensed", Inter, sans-serif; font-size: 1.35rem; line-height: 1.05; }
.ph-process__grid p { margin: 10px 0 0; color: var(--ph-muted); font-size: .78rem; line-height: 1.55; }

.ph-products { background: var(--ph-soft); }
.ph-products .catalog-card { border: 0; box-shadow: 0 14px 38px rgba(10,31,53,.09); }
.ph-products .catalog-card__body { padding: 22px; }
.ph-products .catalog-card h2 { font-size: 1.42rem; }

.ph-evidence { padding: 0; background: #fff; }
.ph-evidence__grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr); align-items: stretch; width: min(1440px, 100%); }
.ph-evidence__image { position: relative; min-height: 650px; }
.ph-evidence__image img { width: 100%; height: 100%; object-fit: cover; }
.ph-evidence__image span { position: absolute; bottom: 18px; left: 18px; padding: 8px 11px; color: #fff; background: rgba(3,28,52,.86); font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; }
.ph-evidence__copy { display: flex; flex-direction: column; justify-content: center; padding: 75px 70px; background: #eaf1f6; }
.ph-evidence__copy p:not(.ph-kicker) { margin: 24px 0; color: var(--ph-muted); }
.ph-evidence__copy ul { margin: 0 0 32px; padding: 0; list-style: none; }
.ph-evidence__copy li { position: relative; margin: 12px 0; padding-left: 28px; font-weight: 700; }
.ph-evidence__copy li::before { position: absolute; left: 0; color: var(--ph-orange); content: '✓'; }

.ph-inquiry { padding: 105px 0; color: #fff; background: #082744; }
.ph-inquiry__grid { display: grid; grid-template-columns: minmax(0, .82fr) minmax(560px, 1.18fr); align-items: start; gap: 85px; }
.ph-inquiry h2 { max-width: 620px; color: #fff; }
.ph-inquiry__copy > p:not(.ph-kicker) { max-width: 600px; margin: 25px 0 0; color: #b9c8d4; font-size: 1.03rem; }
.ph-inquiry__contact { display: flex; flex-direction: column; margin-top: 45px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.16); }
.ph-inquiry__contact span { color: #7fa5c3; font-size: .67rem; font-weight: 800; letter-spacing: .1em; }
.ph-inquiry__contact a { margin: 8px 0; color: #fff; font-family: "Arial Narrow", "Roboto Condensed", Inter, sans-serif; font-size: 2.1rem; font-weight: 800; }
.ph-inquiry__contact small { color: #9eb1c1; }
.ph-inquiry .inquiry-form { background: #fff; box-shadow: 0 25px 65px rgba(0,0,0,.22); }

@media (max-width: 1050px) {
    .ph-heading,
    .ph-heading--compact,
    .ph-factory__intro { grid-template-columns: 1fr; align-items: start; gap: 24px; }
    .ph-system-grid { grid-template-rows: repeat(3, 280px); }
    .ph-system-card--feature { grid-column: span 12; grid-row: auto; }
    .ph-system-card { grid-column: span 6; }
    .ph-factory__gallery { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(2, 300px); }
    .ph-factory__gallery figure,
    .ph-factory__gallery figure:nth-child(n),
    .ph-factory__lead { grid-column: auto !important; grid-row: auto; }
    .ph-process__grid { grid-template-columns: repeat(3, 1fr); border: 0; }
    .ph-process__grid li { border: 1px solid #cfd9e2; }
    .ph-evidence__grid,
    .ph-inquiry__grid { grid-template-columns: 1fr; }
    .ph-evidence__image { min-height: 520px; }
    .ph-inquiry__grid { gap: 48px; }
}

@media (max-width: 700px) {
    .ph-section,
    .ph-factory,
    .ph-inquiry { padding-block: 70px; }
    .ph-heading { margin-bottom: 32px; }
    .ph-heading h2,
    .ph-factory h2,
    .ph-evidence h2,
    .ph-inquiry h2 { font-size: 2.65rem; }
    .ph-hero { min-height: 690px; align-items: end; }
    .ph-hero__media::after { background: linear-gradient(0deg, rgba(3,18,34,.96) 0%, rgba(3,18,34,.74) 58%, rgba(3,18,34,.24) 100%); }
    .ph-hero__media img { object-position: 56% center; }
    .ph-hero__content { padding: 80px 0 56px; }
    .ph-hero h1 { margin-bottom: 20px; font-size: 3.65rem; line-height: .92; }
    .ph-hero__lead { font-size: 1rem; line-height: 1.6; }
    .ph-actions { align-items: stretch; flex-direction: column; }
    .ph-actions .button { width: 100%; }
    .ph-media-note { margin-top: 26px; }
    .ph-proof { padding-top: 28px; }
    .ph-proof__grid { grid-template-columns: 1fr 1fr; gap: 0; }
    .ph-proof__grid > div { min-height: 125px; padding: 18px 15px; border-right: 1px solid rgba(255,255,255,.14); border-bottom: 1px solid rgba(255,255,255,.14); }
    .ph-proof__grid > div:nth-child(even) { border-right: 0; }
    .ph-proof__grid > div:first-child { padding-left: 15px; }
    .ph-proof strong { font-size: 2rem; }
    .ph-proof > p { width: calc(100% - 32px); line-height: 1.5; }
    .ph-system-grid { display: grid; grid-auto-flow: column; grid-auto-columns: 84vw; grid-template-columns: none; grid-template-rows: 420px; gap: 12px; overflow-x: auto; padding-bottom: 12px; scroll-snap-type: inline mandatory; }
    .ph-system-card,
    .ph-system-card--feature { grid-column: auto; grid-row: auto; scroll-snap-align: start; }
    .ph-system-card > span,
    .ph-system-card--feature > span { padding: 25px; }
    .ph-system-card strong,
    .ph-system-card--feature strong { font-size: 2rem; }
    .ph-factory__gallery { grid-template-columns: 1fr 1fr; grid-template-rows: none; gap: 8px; }
    .ph-factory__gallery figure { min-height: 250px; }
    .ph-factory__gallery .ph-factory__lead { min-height: 340px; grid-column: 1 / -1 !important; }
    .ph-factory__gallery figcaption { padding: 16px; font-size: .82rem; }
    .ph-process__grid { display: grid; grid-auto-flow: column; grid-auto-columns: 82vw; grid-template-columns: none; gap: 10px; overflow-x: auto; padding-bottom: 12px; scroll-snap-type: inline mandatory; }
    .ph-process__grid li { min-height: 215px; scroll-snap-align: start; }
    .ph-products .catalog-grid { display: grid; grid-auto-flow: column; grid-auto-columns: 84vw; grid-template-columns: none; gap: 12px; overflow-x: auto; padding-bottom: 14px; scroll-snap-type: inline mandatory; }
    .ph-products .catalog-card { scroll-snap-align: start; }
    .ph-evidence__image { min-height: 330px; }
    .ph-evidence__copy { padding: 55px 24px; }
    .ph-inquiry__grid { gap: 38px; }
    .ph-inquiry__contact { margin-top: 32px; }
}

@media (max-width: 420px) {
    .ph-hero h1 { font-size: 3.25rem; }
    .ph-heading h2,
    .ph-factory h2,
    .ph-evidence h2,
    .ph-inquiry h2 { font-size: 2.35rem; }
    .ph-system-grid,
    .ph-products .catalog-grid { grid-auto-columns: 82vw; }
}

@media (prefers-reduced-motion: reduce) {
    .ph-system-card img,
    .ph-factory__gallery img,
    .ph-link span { transition: none; }
}