:root {
    --navy: #1c1468;
    --navy-deep: #120d47;
    --orange: #ef8b1e;
    --ink: #17142c;
    --muted: #5d5972;
    --line: rgba(28, 20, 104, 0.12);
    --soft: #f6f5fa;
    --radius: 14px;
    --wrap: 1160px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Outfit", "Avenir Next", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--ink);
    background: #fff;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
}

.wrap {
    width: min(var(--wrap), 100% - 48px);
    margin: 0 auto;
}

/* Header */
.topbar {
    background: var(--navy-deep);
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.82rem;
}

.topbar .wrap {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 8px 0;
    flex-wrap: wrap;
}

.topbar a {
    color: #fff;
    text-decoration: none;
}

.topbar a:hover {
    color: var(--orange);
}

.topbar span + span {
    margin-left: 20px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}

.site-header .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 76px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand img {
    width: 48px;
    height: 54px;
    object-fit: contain;
}

.brand strong {
    display: block;
    color: var(--navy);
    font-size: 1.02rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 1.2;
}

.brand small {
    display: block;
    color: var(--muted);
    font-size: 0.74rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.nav {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.nav a {
    text-decoration: none;
    color: var(--ink);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 14px;
    border-radius: 999px;
}

.nav a:hover {
    color: var(--navy);
    background: var(--soft);
}

.nav a.active {
    color: var(--navy);
    background: rgba(239, 139, 30, 0.14);
}

.nav a.cta {
    background: var(--navy);
    color: #fff;
    margin-left: 6px;
}

.nav a.cta:hover {
    background: var(--orange);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 24px;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.btn-primary {
    background: var(--orange);
    color: #fff;
}

.btn-primary:hover {
    background: #d97a12;
}

.btn-ghost {
    border: 1.5px solid rgba(255, 255, 255, 0.45);
    color: #fff;
}

.btn-ghost:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.btn-outline {
    border: 1.5px solid var(--navy);
    color: var(--navy);
}

.btn-outline:hover {
    background: var(--navy);
    color: #fff;
}

/* Hero */
.hero {
    position: relative;
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at 82% 30%, rgba(239, 139, 30, 0.28), transparent 38%),
        linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 62%, #2a1f86 100%);
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(115deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 22px);
    pointer-events: none;
}

.hero-ring {
    position: absolute;
    width: 430px;
    height: 430px;
    right: 4%;
    top: 50%;
    transform: translateY(-50%);
    border-radius: 50%;
    border: 48px solid rgba(239, 139, 30, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 1.15;
    pointer-events: none;
    z-index: 0;
    font-family: "Outfit", "Avenir Next", "Segoe UI", sans-serif;
}

.hero-ring span {
    display: block;
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
}

.hero-ring span:first-child {
    font-size: clamp(1.85rem, 3.2vw, 2.55rem);
    letter-spacing: 0.06em;
    margin-bottom: 12px;
}

.hero-ring span:last-child {
    font-size: clamp(0.72rem, 1.2vw, 0.95rem);
    letter-spacing: 0.06em;
    word-spacing: 0.55em;
    color: #fff;
    white-space: nowrap;
    line-height: 1.25;
}

.hero .wrap {
    position: relative;
    z-index: 1;
    padding: 110px 0 120px;
}

.hero-copy {
    max-width: 620px;
}

.eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--orange);
    margin-bottom: 18px;
}

.hero h1 {
    font-size: clamp(2.2rem, 4.6vw, 3.5rem);
    line-height: 1.12;
    letter-spacing: -0.03em;
    font-weight: 700;
    margin-bottom: 22px;
}

.hero p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.82);
    max-width: 560px;
    margin-bottom: 34px;
}

.hero-values-block {
    max-width: 560px;
    margin: 0 0 34px;
}

.hero-values-title {
    color: #fff;
    font-size: clamp(1.35rem, 2.6vw, 1.85rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin: 0 0 16px;
}

.hero-values {
    list-style: none;
    display: grid;
    gap: 8px;
    margin: 0;
    padding: 0 0 0 16px;
    border-left: 2px solid rgba(255, 255, 255, 0.35);
}

.hero-values li {
    position: relative;
    padding-left: 14px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.05rem;
    font-weight: 500;
}

.hero-values li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #fff;
}

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

.page-hero {
    position: relative;
    overflow: hidden;
    color: #fff;
    background: linear-gradient(135deg, var(--navy-deep), var(--navy));
}

.page-hero::after {
    content: "";
    position: absolute;
    width: 300px;
    height: 300px;
    right: -60px;
    top: -120px;
    border-radius: 50%;
    border: 34px solid rgba(239, 139, 30, 0.7);
}

.page-hero .wrap {
    position: relative;
    z-index: 1;
    padding: 72px 0 64px;
}

.page-hero h1 {
    font-size: clamp(2rem, 4.4vw, 3rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
}

.page-hero p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 640px;
    font-size: 1.08rem;
}

.crumbs {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 14px;
}

.crumbs a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
}

/* Sections */
section {
    padding: 92px 0;
}

section.hero,
section.page-hero {
    padding: 0;
}

.section-soft {
    background: var(--soft);
}

.section-head {
    max-width: 680px;
    margin-bottom: 48px;
}

.section-head.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.section-head h2 {
    font-size: clamp(1.8rem, 3.4vw, 2.5rem);
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--navy);
    margin-bottom: 14px;
}

.section-head p {
    color: var(--muted);
    font-size: 1.05rem;
}

.grid {
    display: grid;
    gap: 24px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.split {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
    align-items: center;
}

.card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 30px;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.card:hover {
    transform: translateY(-3px);
    border-color: rgba(239, 139, 30, 0.5);
    box-shadow: 0 18px 40px -24px rgba(28, 20, 104, 0.35);
}

.card h3 {
    color: var(--navy);
    font-size: 1.2rem;
    line-height: 1.3;
    margin-bottom: 10px;
}

.card p {
    color: var(--muted);
}

.icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: rgba(239, 139, 30, 0.14);
    color: var(--orange);
    margin-bottom: 18px;
}

.icon svg {
    width: 24px;
    height: 24px;
}

/* Product cards */
.product-card {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}

.fiber-visual {
    height: 150px;
    position: relative;
    overflow: hidden;
}

.fiber-visual::before {
    content: "";
    position: absolute;
    inset: -40%;
    background: repeating-linear-gradient(var(--angle, 112deg), var(--c1) 0 2px, transparent 2px 9px);
    opacity: 0.85;
}

.fiber-visual span {
    position: absolute;
    left: 22px;
    bottom: 18px;
    background: #fff;
    color: var(--navy);
    font-weight: 700;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 999px;
}

.fv-pa { background: linear-gradient(135deg, #e9e7f6, #cfcbe9); --c1: rgba(28, 20, 104, 0.32); }
.fv-panof { background: linear-gradient(135deg, #2b2b33, #121217); --c1: rgba(239, 139, 30, 0.6); --angle: 98deg; }
.fv-replo { background: linear-gradient(135deg, #e8f5ef, #b8d9c8); --c1: rgba(34, 120, 80, 0.35); --angle: 118deg; }
.fv-viscose { background: linear-gradient(135deg, #fbf3e7, #f2dcbd); --c1: rgba(239, 139, 30, 0.36); --angle: 126deg; }
.fv-lyocell { background: linear-gradient(135deg, #e7f1ee, #c7ded7); --c1: rgba(20, 90, 80, 0.3); --angle: 104deg; }
.fv-chemicals { background: linear-gradient(135deg, #eef2f8, #c5d0e2); --c1: rgba(28, 20, 104, 0.28); --angle: 108deg; }

.product-body {
    padding: 26px 28px 30px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-body .more {
    margin-top: auto;
    padding-top: 18px;
    color: var(--navy);
    font-weight: 600;
    text-decoration: none;
}

.product-body .more:hover {
    color: var(--orange);
}

.product-detail {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
    align-items: start;
    padding: 56px 0;
    border-bottom: 1px solid var(--line);
    scroll-margin-top: 100px;
}

.product-detail:first-child {
    padding-top: 0;
}

.product-detail:last-child {
    border-bottom: 0;
}

.product-detail .fiber-visual {
    height: 280px;
    border-radius: var(--radius);
}

.product-detail h2 {
    color: var(--navy);
    font-size: 1.9rem;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 14px;
}

.product-detail > div > p {
    color: var(--muted);
    margin-bottom: 20px;
}

.product-contact {
    margin: 8px 0 22px;
    font-weight: 600;
    color: var(--navy) !important;
}

.product-contact a {
    color: var(--navy);
    text-decoration: none;
    border-bottom: 1.5px solid rgba(239, 139, 30, 0.85);
    padding-bottom: 1px;
}

.product-contact a:hover {
    color: var(--orange);
}

.product-certs {
    margin: 0 0 24px;
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    background: #f3f3f3;
}

.product-certs img {
    width: 100%;
    height: auto;
    display: block;
}

.tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--orange);
    margin-bottom: 10px;
}

.checklist {
    list-style: none;
    display: grid;
    gap: 10px;
}

.checklist li {
    position: relative;
    padding-left: 28px;
}

.checklist li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 14px;
    height: 8px;
    border-left: 2.5px solid var(--orange);
    border-bottom: 2.5px solid var(--orange);
    transform: rotate(-45deg);
}

.spec {
    margin-top: 24px;
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.spec th,
.spec td {
    text-align: left;
    padding: 11px 14px;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

.spec th {
    width: 38%;
    color: var(--navy);
    font-weight: 600;
    background: var(--soft);
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    background: #fff;
}

.stat {
    padding: 30px 26px;
    border-right: 1px solid var(--line);
}

.stat:last-child {
    border-right: 0;
}

.stat strong {
    display: block;
    font-size: 2.1rem;
    line-height: 1.1;
    color: var(--navy);
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}

.stat span {
    color: var(--muted);
    font-size: 0.94rem;
}

/* Company info table */
.info-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--line);
}

.info-table th,
.info-table td {
    text-align: left;
    padding: 15px 22px;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

.info-table tr:last-child th,
.info-table tr:last-child td {
    border-bottom: 0;
}

.info-table th {
    width: 34%;
    font-weight: 600;
    color: var(--navy);
    background: var(--soft);
}

.info-table a {
    color: var(--navy);
    font-weight: 600;
}

/* Feature panel */
.panel {
    position: relative;
    border-radius: 20px;
    padding: 44px;
    background: linear-gradient(145deg, var(--navy), var(--navy-deep));
    color: #fff;
    overflow: hidden;
}

.panel::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    right: -70px;
    bottom: -70px;
    border-radius: 50%;
    border: 26px solid rgba(239, 139, 30, 0.8);
}

.panel h3 {
    font-size: 1.5rem;
    margin-bottom: 14px;
}

.panel p,
.panel li {
    color: rgba(255, 255, 255, 0.82);
}

.panel .checklist {
    position: relative;
    z-index: 1;
    margin-top: 18px;
}

.prose p {
    color: var(--muted);
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.prose p strong {
    color: var(--ink);
}

/* Mission & Vision */
.mission-grid {
    align-items: stretch;
}

.mission-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 36px 32px;
}

.mission-card .tag {
    display: inline-block;
    margin-bottom: 14px;
}

.mission-card h3 {
    color: var(--navy);
    font-size: 1.35rem;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
}

.mission-card p {
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* About pillars */
.pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.pillar {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.pillar:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px -24px rgba(28, 20, 104, 0.35);
}

.pillar-photo {
    height: 220px;
    overflow: hidden;
    background: #111;
}

.pillar-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pillar-icon {
    width: 78px;
    height: 78px;
    margin: -39px auto 18px;
    border-radius: 50%;
    background: #0b0b0b;
    border: 4px solid #fff;
    display: grid;
    place-items: center;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
}

.pillar-icon img {
    width: 52px;
    height: 52px;
    object-fit: contain;
}

.pillar h3 {
    color: var(--navy);
    font-size: 1.25rem;
    margin: 0 22px 12px;
}

.pillar p {
    color: var(--muted);
    font-size: 0.98rem;
    line-height: 1.65;
    margin: 0 24px 28px;
}

/* Certificate */
.cert {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 32px;
    align-items: center;
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--line);
    background: #fff;
}

.cert-badge {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    text-align: center;
    background: radial-gradient(circle, #fff 56%, rgba(239, 139, 30, 0.16) 57%);
    border: 3px solid var(--orange);
    color: var(--navy);
    font-weight: 700;
    line-height: 1.2;
}

.cert-badge small {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: var(--muted);
    font-weight: 600;
}

.cert h3 {
    color: var(--navy);
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.cert code {
    display: inline-block;
    margin: 6px 0 14px;
    padding: 6px 14px;
    border-radius: 8px;
    background: var(--soft);
    color: var(--navy);
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 1rem;
    font-weight: 600;
}

.cert p {
    color: var(--muted);
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 18px;
    padding: 24px 0;
    border-bottom: 1px solid var(--line);
}

.contact-item:last-child {
    border-bottom: 0;
}

.contact-item .icon {
    flex: none;
    margin-bottom: 0;
}

.contact-item h3 {
    font-size: 0.8rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
    color: var(--ink);
    font-size: 1.06rem;
    font-weight: 500;
    text-decoration: none;
}

.contact-item a:hover {
    color: var(--orange);
}

.map-card {
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--line);
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

.map-visual {
    flex: 1;
    min-height: 280px;
    position: relative;
    background:
        linear-gradient(rgba(28, 20, 104, 0.06) 1px, transparent 1px) 0 0 / 34px 34px,
        linear-gradient(90deg, rgba(28, 20, 104, 0.06) 1px, transparent 1px) 0 0 / 34px 34px,
        var(--soft);
}

.map-visual::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 46%;
    width: 30px;
    height: 30px;
    border-radius: 50% 50% 50% 0;
    background: var(--orange);
    transform: translate(-50%, -50%) rotate(-45deg);
    box-shadow: 0 0 0 10px rgba(239, 139, 30, 0.18);
}

.map-card .address {
    padding: 26px 28px;
    background: #fff;
}

.map-card .address strong {
    color: var(--navy);
    display: block;
    margin-bottom: 6px;
}

/* CTA band */
.cta-band {
    padding: 0 0 92px;
}

.cta-inner {
    position: relative;
    overflow: hidden;
    border-radius: 22px;
    padding: 56px;
    background: linear-gradient(120deg, var(--navy), var(--navy-deep));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
}

.cta-inner::after {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    right: -90px;
    top: -150px;
    border-radius: 50%;
    border: 30px solid rgba(239, 139, 30, 0.3);
}

.cta-inner > * {
    position: relative;
    z-index: 1;
}

.cta-inner h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 8px;
}

.cta-inner p {
    color: rgba(255, 255, 255, 0.8);
}

/* Footer */
.site-footer {
    background: var(--navy-deep);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.94rem;
}

.site-footer .wrap {
    padding: 64px 0 28px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer h4 {
    color: #fff;
    font-size: 0.82rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.footer-legal {
    color: #fff;
    font-weight: 700;
    font-size: 1.08rem;
    margin-bottom: 10px;
}

.site-footer ul {
    list-style: none;
    display: grid;
    gap: 8px;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
}

.site-footer a:hover {
    color: var(--orange);
}

.footer-bottom {
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.84rem;
    color: rgba(255, 255, 255, 0.5);
}

/* Responsive */
@media (max-width: 980px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .split,
    .product-detail,
    .contact-grid { grid-template-columns: 1fr; gap: 36px; }
    .product-detail { gap: 24px; }
    .product-detail .fiber-visual { height: 150px; }
    .stats { grid-template-columns: repeat(2, 1fr); }
    .stat:nth-child(2) { border-right: 0; }
    .stat:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero-ring {
        width: 280px;
        height: 280px;
        right: -40px;
        border-width: 32px;
        opacity: 0.55;
    }
    .site-header .wrap { flex-direction: column; align-items: flex-start; padding: 12px 0; gap: 10px; }
    .site-header { position: static; }
    .nav { gap: 2px; }
    .nav a { padding: 6px 12px; font-size: 0.92rem; }
    .nav a.cta { margin-left: 0; }
}

@media (max-width: 720px) {
    .topbar span + span { margin-left: 0; }
    .topbar .wrap { flex-direction: column; gap: 2px; }
    .topbar .wrap > div:first-child { display: none; }
    section { padding: 64px 0; }
    .grid-2,
    .grid-3,
    .grid-4 { grid-template-columns: 1fr; }
    .pillars { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    .pillar-photo { height: 200px; }
    .hero .wrap { padding: 72px 0 84px; }
    .hero-ring {
        width: 220px;
        height: 220px;
        right: -70px;
        border-width: 24px;
        opacity: 0.35;
    }
    .hero-ring span:first-child { font-size: 1.35rem; letter-spacing: 0.04em; margin-bottom: 8px; }
    .hero-ring span:last-child { font-size: 0.62rem; letter-spacing: 0.04em; }
    .cert { grid-template-columns: 1fr; padding: 28px; }
    .cta-inner { padding: 36px 28px; }
    .panel { padding: 32px 28px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .info-table th,
    .info-table td { display: block; width: 100%; }
    .info-table th { border-bottom: 0; padding-bottom: 4px; }
    .info-table td { padding-top: 4px; }
}