/*! storage.css — page styles (faithful to source storage.html) */
.svc-hero {
    position: relative;
    padding: 56px 0 120px;
    overflow: hidden;
}

.svc-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: linear-gradient(to right, var(--border) 1px, transparent 1px);
    background-size: 16.66% 100%;
    opacity: 0.4;
    pointer-events: none;
}

.svc-hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 80px;
    align-items: center;
}

.svc-eyebrow {
    font-size: 11px;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--brass);
    margin-bottom: 36px;
    display: flex;
    align-items: center;
    gap: 16px;
    opacity: 0;
    animation: fadeUp 1.2s 0.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.svc-eyebrow::before { content: ''; width: 40px; height: 0.5px; background: var(--brass); }

.svc-title {
    font-family: var(--serif);
    font-size: clamp(46px, 6vw, 92px);
    font-weight: 300;
    line-height: 1.0;
    letter-spacing: -0.01em;
    color: var(--ink);
    opacity: 0;
    animation: fadeUp 1.4s 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.svc-title em { font-style: italic; color: var(--brass-soft); font-weight: 300; }

.svc-sub {
    margin-top: 36px;
    font-size: 16px;
    color: var(--ink-muted);
    max-width: 480px;
    line-height: 1.85;
    opacity: 0;
    animation: fadeUp 1.4s 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.svc-actions {
    margin-top: 52px;
    display: flex;
    gap: 40px;
    align-items: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 1.2s 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.svc-hero-img {
    position: relative;
    aspect-ratio: 4/5;
    background-image: url('../images/img-3.webp');
    background-size: cover;
    background-position: center;
    filter: brightness(0.78) contrast(1.05);
    opacity: 0;
    animation: fadeIn 1.8s 0.4s ease forwards;
}

.svc-hero-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, var(--bg-trans-0) 55%, var(--bg-trans-50));
}

.svc-hero-badge {
    position: absolute;
    left: -1px; bottom: 40px;
    z-index: 3;
    background: var(--bg-trans-85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 24px 32px;
    border-left: 1px solid var(--brass);
}

.svc-hero-badge .n {
    font-family: var(--serif);
    font-style: italic;
    font-size: 13px;
    color: var(--brass);
    letter-spacing: 0.1em;
    margin-bottom: 6px;
}

.svc-hero-badge .t {
    font-family: var(--serif);
    font-size: 22px;
    color: var(--ink);
}

@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.stats {
    border-top: 0.5px solid var(--border);
    border-bottom: 0.5px solid var(--border);
    background: var(--bg-soft);
}

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

.stat {
    padding: 48px;
    border-left: 0.5px solid var(--border);
}

.stat:first-child { border-left: none; }

.stat-num {
    font-family: var(--serif);
    font-size: 44px;
    font-weight: 300;
    color: var(--brass-soft);
    line-height: 1;
    margin-bottom: 14px;
}

.stat-num em { font-style: italic; font-size: 26px; color: var(--brass); }

.stat-label {
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--ink-muted);
    line-height: 1.5;
}

section.block { padding: 140px 0; position: relative; }

.intro {
    background: var(--bg-soft);
    border-bottom: 0.5px solid var(--border);
}

.intro-inner {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 100px;
    align-items: start;
}

.intro-body p {
    color: var(--ink-muted);
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 24px;
    max-width: 600px;
}

.intro-body p:first-of-type::first-letter {
    font-family: var(--serif); font-size: 64px; font-style: italic;
    color: var(--brass); float: left; line-height: 0.9; margin: 8px 14px 0 0;
}

.intro-img {
    aspect-ratio: 3/4;
    background-image: url('../images/img-6.jpg');
    background-size: cover; background-position: center;
    position: relative;
    position: sticky; top: 120px;
}

.intro-img::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(135deg, var(--bg-trans-0) 60%, var(--bg-trans-40));
}

.specs { background: var(--bg); }

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
    background: var(--border);
    margin-top: 80px;
}

.spec {
    background: var(--bg);
    padding: 52px 48px;
    transition: background 0.5s ease;
}

.spec:hover { background: var(--bg-soft); }

.spec-icon {
    width: 40px; height: 40px;
    stroke: var(--brass); fill: none; stroke-width: 0.75;
    margin-bottom: 32px;
}

.spec-title {
    font-family: var(--serif);
    font-size: 28px;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 14px;
}

.spec-desc {
    font-size: 14px;
    color: var(--ink-muted);
    line-height: 1.8;
    max-width: 460px;
}

.spec-value {
    margin-top: 24px;
    padding-top: 18px;
    border-top: 0.5px solid var(--border);
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-dim);
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.spec-value span:last-child {
    font-family: var(--serif);
    font-style: italic;
    text-transform: none;
    letter-spacing: 0;
    color: var(--brass-soft);
    font-size: 15px;
}

.formats { background: var(--bg-soft); border-top: 0.5px solid var(--border); }

.formats-list { margin-top: 72px; }

.format-row {
    display: grid;
    grid-template-columns: 0.5fr 1.4fr 1fr 0.6fr;
    gap: 48px;
    align-items: center;
    padding: 44px 0;
    border-top: 0.5px solid var(--border);
    transition: padding-left 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.format-row:last-child { border-bottom: 0.5px solid var(--border); }

.format-row:hover { padding-left: 16px; }

.format-num {
    font-family: var(--serif);
    font-style: italic;
    font-size: 15px;
    color: var(--brass);
}

.format-name {
    font-family: var(--serif);
    font-size: 30px;
    font-weight: 400;
    color: var(--ink);
    transition: color 0.3s ease;
}

.format-row:hover .format-name { color: var(--brass-soft); }

.format-desc {
    font-size: 14px;
    color: var(--ink-muted);
    line-height: 1.7;
}

.format-cap {
    text-align: right;
    font-family: var(--serif);
    font-style: italic;
    font-size: 17px;
    color: var(--brass-soft);
}

.format-cap span {
    display: block;
    font-family: var(--sans);
    font-style: normal;
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-dim);
    margin-top: 6px;
}

.materials { border-top: 0.5px solid var(--border); }

.materials-grid {
    margin-top: 80px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.material-img {
    aspect-ratio: 1;
    background-size: cover; background-position: center;
    margin-bottom: 24px;
    filter: brightness(0.9) contrast(1.05);
    transition: filter 0.6s ease;
}

.material:hover .material-img { filter: brightness(1.1) contrast(1); }

.material-name {
    font-family: var(--serif); font-size: 20px; font-weight: 400;
    color: var(--ink); margin-bottom: 8px;
}

.material-desc { font-size: 13px; color: var(--ink-muted); line-height: 1.7; }

.process { background: var(--bg-soft); border-top: 0.5px solid var(--border); }

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
    background: var(--border);
    margin-top: 80px;
}

.process-step {
    background: var(--bg-soft);
    padding: 52px 36px;
    min-height: 320px;
    display: flex;
    flex-direction: column;
    transition: background 0.5s ease;
}

.process-step:hover { background: var(--bg-card); }

.process-step .num {
    font-family: var(--serif);
    font-style: italic;
    font-size: 13px;
    color: var(--brass);
    margin-bottom: 28px;
    letter-spacing: 0.1em;
}

.process-step .t {
    font-family: var(--serif);
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 16px;
}

.process-step .d {
    font-size: 13px;
    color: var(--ink-muted);
    line-height: 1.75;
    flex: 1;
}

.process-step .dur {
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-dim);
    margin-top: 24px;
    padding-top: 20px;
    border-top: 0.5px solid var(--border);
}

.featured { border-top: 0.5px solid var(--border); }

.featured-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-top: 72px;
}

.featured-img {
    aspect-ratio: 4/3;
    background-image: url('../images/img-6.jpg');
    background-size: cover; background-position: center;
    filter: brightness(0.95);
    position: relative;
}

.featured-img .tag {
    position: absolute; top: 24px; left: 24px;
    font-size: 10px; letter-spacing: 0.25em; text-transform: uppercase;
    color: var(--brass-soft); background: var(--bg-trans-65);
    padding: 8px 14px; backdrop-filter: blur(8px);
}

.featured-name {
    font-family: var(--serif);
    font-size: clamp(30px, 3.4vw, 44px);
    font-weight: 400;
    line-height: 1.15;
    color: var(--ink);
    margin-bottom: 24px;
}

.featured-text {
    color: var(--ink-muted);
    font-size: 15px;
    line-height: 1.85;
    max-width: 480px;
    margin-bottom: 36px;
}

.featured-meta {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

.featured-meta .m .k {
    font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase;
    color: var(--brass); margin-bottom: 8px;
}

.featured-meta .m .val {
    font-family: var(--serif); font-size: 22px; color: var(--ink);
}

.faq { background: var(--bg); }

.faq-list { max-width: 880px; margin: 72px auto 0; }

.faq-item { border-bottom: 0.5px solid var(--border); }

.faq-item:first-child { border-top: 0.5px solid var(--border); }

.faq-question {
    width: 100%; text-align: left; padding: 28px 0;
    display: flex; justify-content: space-between; align-items: center; gap: 32px;
    font-family: var(--serif); font-size: 22px; font-weight: 400; color: var(--ink);
    transition: color 0.3s ease;
}

.faq-question:hover { color: var(--brass-soft); }

.faq-icon { width: 14px; height: 14px; position: relative; flex-shrink: 0; }

.faq-icon::before, .faq-icon::after {
    content: ''; position: absolute; background: var(--brass);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-icon::before { top: 50%; left: 0; width: 100%; height: 0.5px; transform: translateY(-50%); }

.faq-icon::after { left: 50%; top: 0; width: 0.5px; height: 100%; transform: translateX(-50%); }

.faq-item.open .faq-icon::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }

.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.5s cubic-bezier(0.16, 1, 0.3, 1); }

.faq-answer-inner {
    padding: 0 0 28px; color: var(--ink-muted); font-size: 15px; line-height: 1.85; max-width: 720px;
}

.cta {
    background: var(--bg-soft);
    border-top: 0.5px solid var(--border);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: linear-gradient(to right, var(--border) 1px, transparent 1px);
    background-size: 20% 100%;
    opacity: 0.3;
    pointer-events: none;
}

.cta-inner { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; }

.cta-title {
    font-family: var(--serif);
    font-size: clamp(40px, 5vw, 68px);
    font-weight: 300;
    line-height: 1.05;
    margin-bottom: 28px;
}

.cta-title em { font-style: italic; color: var(--brass-soft); }

.cta-text {
    color: var(--ink-muted);
    font-size: 16px;
    line-height: 1.8;
    max-width: 480px;
    margin: 0 auto 48px;
}

.cta-actions { display: flex; gap: 40px; justify-content: center; align-items: center; flex-wrap: wrap; }

@media (max-width: 1024px) {
    .container, .nav { padding-left: 32px; padding-right: 32px; }
    .nav { padding-top: 22px; padding-bottom: 22px; }
    .nav.scrolled { padding-top: 16px; padding-bottom: 16px; }
    .svc-hero-inner, .intro-inner, .featured-inner { grid-template-columns: 1fr; gap: 48px; }
    .intro-img { position: relative; top: 0; }
    .specs-grid { grid-template-columns: 1fr 1fr; }
    .stats-grid, .process-grid, .materials-grid { grid-template-columns: 1fr 1fr; }
    .stat { border-left: none; border-top: 0.5px solid var(--border); }
    .stat:nth-child(odd) { border-left: 0.5px solid var(--border); }
    .nav-links, .nav-cta { display: none; }
    .burger { display: block; }
    .format-row { grid-template-columns: 0.4fr 1fr; gap: 24px; }
    .format-desc, .format-cap { grid-column: 2; text-align: left; }
    .format-cap { text-align: left; }
}

@media (max-width: 640px) {
    .container, .nav { padding-left: 20px; padding-right: 20px; }
    section.block { padding: 80px 0; }
    .specs-grid, .stats-grid, .process-grid, .materials-grid { grid-template-columns: 1fr; }
    .stat:nth-child(odd) { border-left: none; }
    .footer-inner { flex-direction: column; text-align: center; gap: 16px; }
    .intro-inner, .featured-inner { gap: 40px; }
}