/* ==========================================================================
   ZYL Law — Signature service pages (特色专业服务)
   Shared by the patent / trademark signature-service pages.
   Loaded after style2.css via $page_extra_css; scoped under body.service-page.
   ========================================================================== */

:root {
    --svc-navy: #16243d;
    --svc-navy-deep: #0e1828;
    --svc-red: #a83232;
    --svc-red-dark: #8c2727;
    --svc-gold: #c9a227;
    --svc-ink: #1a202c;
    --svc-ink-soft: #4a5568;
    --svc-ink-mute: #718096;
    --svc-paper: #f7f5f1;
    --svc-white: #ffffff;
    --svc-line: #e2e8f0;

    --svc-font-serif: Georgia, 'Times New Roman', 'Songti SC', 'Noto Serif SC', 'SimSun', serif;
    --svc-font-sans: 'Roboto', 'Helvetica Neue', Arial, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;

    --svc-radius: 10px;
    --svc-shadow-sm: 0 1px 3px rgba(22, 36, 61, 0.08);
    --svc-shadow-md: 0 10px 30px rgba(22, 36, 61, 0.12);
    --svc-ease: cubic-bezier(0.16, 1, 0.3, 1);
}

body.service-page {
    margin: 0;
    padding: 0;
    background-color: var(--svc-paper);
    color: var(--svc-ink);
    font-family: var(--svc-font-sans);
    line-height: 1.7;
}

body.service-page #header {
    margin: 0;
}

.svc-shell {
    max-width: 1060px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ---------- Hero ---------- */
.svc-hero {
    background:
        radial-gradient(1100px 420px at 88% -10%, rgba(201, 162, 39, 0.16), transparent 62%),
        linear-gradient(160deg, var(--svc-navy) 0%, var(--svc-navy-deep) 100%);
    color: var(--svc-white);
    padding: clamp(3rem, 2rem + 4vw, 5rem) 0 clamp(2.5rem, 1.8rem + 3vw, 4rem);
    position: relative;
}

.svc-hero::after {
    content: '';
    position: absolute;
    inset: auto 0 0 0;
    height: 4px;
    background: linear-gradient(90deg, var(--svc-gold), var(--svc-red));
}

.svc-breadcrumb {
    font-size: 13px;
    letter-spacing: 0.04em;
    margin-bottom: 22px;
    color: rgba(255, 255, 255, 0.62);
}

.svc-breadcrumb a {
    color: rgba(255, 255, 255, 0.82);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.25s var(--svc-ease);
}

.svc-breadcrumb a:hover {
    border-bottom-color: var(--svc-gold);
}

.svc-breadcrumb span {
    margin: 0 8px;
    opacity: 0.5;
}

.svc-eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--svc-gold);
    margin-bottom: 14px;
}

/* style2.css sets a global `h1, h2 { color: #333 }`, which beats inheritance.
   Every heading below therefore declares its own colour explicitly. */
.svc-hero h1 {
    color: var(--svc-white);
    font-family: var(--svc-font-serif);
    font-size: clamp(1.9rem, 1.35rem + 2.2vw, 3rem);
    font-weight: 700;
    line-height: 1.22;
    margin: 0 0 18px;
    max-width: 24ch;
    text-wrap: balance;
}

.svc-lead {
    font-size: clamp(1rem, 0.96rem + 0.25vw, 1.15rem);
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.86);
    max-width: 62ch;
    margin: 0;
}

/* Quick-fact strip under the hero headline */
.svc-hero-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 1px;
    list-style: none;
    margin: 34px 0 0;
    padding: 0;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--svc-radius);
    overflow: hidden;
}

.svc-hero-meta li {
    background: rgba(14, 24, 40, 0.55);
    padding: 18px 20px;
}

.svc-hero-meta strong {
    display: block;
    font-family: var(--svc-font-serif);
    font-size: 20px;
    color: var(--svc-gold);
    margin-bottom: 4px;
}

.svc-hero-meta span {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.5;
}

/* ---------- Sample downloads in the hero ---------- */
.svc-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.svc-file {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 11px 18px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    background: rgba(255, 255, 255, 0.06);
    color: var(--svc-white);
    font-size: 14.5px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.25s var(--svc-ease), border-color 0.25s var(--svc-ease), transform 0.25s var(--svc-ease);
}

.svc-file .fa {
    color: var(--svc-gold);
    font-size: 16px;
}

.svc-file:hover {
    background: rgba(201, 162, 39, 0.18);
    border-color: var(--svc-gold);
    transform: translateY(-2px);
    color: var(--svc-white);
}

/* ---------- Body blocks ---------- */
.svc-main {
    padding: clamp(2.75rem, 2rem + 3vw, 4.5rem) 0 clamp(3rem, 2rem + 3vw, 5rem);
}

.svc-block {
    margin-bottom: clamp(2.5rem, 1.8rem + 2.5vw, 4rem);
}

.svc-block:last-child {
    margin-bottom: 0;
}

.svc-h2 {
    font-family: var(--svc-font-serif);
    font-size: clamp(1.35rem, 1.15rem + 0.9vw, 1.8rem);
    font-weight: 700;
    color: var(--svc-navy);
    line-height: 1.3;
    margin: 0 0 22px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--svc-line);
    position: relative;
}

.svc-h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 64px;
    height: 3px;
    background: var(--svc-red);
    border-radius: 2px;
}

.svc-h2 .fa {
    color: var(--svc-red);
    font-size: 0.82em;
    margin-right: 10px;
}

.svc-block > p {
    font-size: 17px;
    line-height: 1.85;
    color: var(--svc-ink-soft);
    margin: 0 0 16px;
}

.svc-block > p:last-child {
    margin-bottom: 0;
}

.svc-intro {
    background: var(--svc-white);
    border-radius: var(--svc-radius);
    border: 1px solid var(--svc-line);
    box-shadow: var(--svc-shadow-sm);
    padding: clamp(24px, 2vw, 36px);
}

.svc-intro > p:first-child {
    font-size: 18.5px;
    color: var(--svc-ink);
}

/* Pull-quote for the "the real question is…" line */
.svc-pull {
    margin: 24px 0 0;
    padding: 18px 22px;
    background: linear-gradient(90deg, rgba(168, 50, 50, 0.07), rgba(168, 50, 50, 0));
    border-left: 4px solid var(--svc-red);
    border-radius: 0 6px 6px 0;
    font-family: var(--svc-font-serif);
    font-size: 18px;
    line-height: 1.7;
    color: var(--svc-navy);
}

.emphasis,
.svc-em {
    color: var(--svc-navy);
    font-weight: 600;
}

/* ---------- Feature cards ---------- */
.svc-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.svc-card {
    background: var(--svc-white);
    border: 1px solid var(--svc-line);
    border-radius: var(--svc-radius);
    padding: 26px 26px 24px;
    box-shadow: var(--svc-shadow-sm);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s var(--svc-ease), box-shadow 0.3s var(--svc-ease), border-color 0.3s var(--svc-ease);
}

.svc-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--svc-gold);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.35s var(--svc-ease);
}

.svc-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--svc-shadow-md);
    border-color: #d7deea;
}

.svc-card:hover::before {
    transform: scaleY(1);
}

.svc-card-head {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 14px;
}

.svc-card-num {
    flex: 0 0 auto;
    width: 38px;
    height: 38px;
    border-radius: 8px;
    background: var(--svc-navy);
    color: var(--svc-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--svc-font-serif);
    font-size: 15px;
    font-weight: 700;
}

.svc-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--svc-navy);
    line-height: 1.45;
    margin: 6px 0 0;
}

.svc-card h3 .fa {
    color: var(--svc-red);
    margin-right: 8px;
}

.svc-card p {
    font-size: 15.5px;
    line-height: 1.8;
    color: var(--svc-ink-soft);
    margin: 0;
}

.svc-card p + p {
    margin-top: 12px;
}

.svc-card ul {
    margin: 12px 0 0;
    padding-left: 0;
    list-style: none;
}

.svc-card ul li {
    position: relative;
    padding-left: 20px;
    font-size: 15.5px;
    line-height: 1.75;
    color: var(--svc-ink-soft);
    margin-bottom: 8px;
}

.svc-card ul li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--svc-gold);
    font-size: 13px;
}

.svc-card ul li:last-child {
    margin-bottom: 0;
}

/* ---------- Q&A / deliverable grid ---------- */
.svc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}

.svc-cell {
    background: var(--svc-white);
    border: 1px solid var(--svc-line);
    border-top: 3px solid var(--svc-navy);
    border-radius: 8px;
    padding: 20px 22px;
    font-size: 15.5px;
    line-height: 1.78;
    color: var(--svc-ink-soft);
    transition: border-top-color 0.3s var(--svc-ease), box-shadow 0.3s var(--svc-ease);
}

.svc-cell:hover {
    border-top-color: var(--svc-red);
    box-shadow: var(--svc-shadow-sm);
}

.svc-cell strong {
    display: block;
    color: var(--svc-navy);
    font-size: 16.5px;
    margin-bottom: 8px;
}

/* ---------- Process steps ---------- */
.svc-steps {
    counter-reset: svc-step;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 18px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.svc-steps li {
    counter-increment: svc-step;
    background: var(--svc-white);
    border: 1px solid var(--svc-line);
    border-radius: 8px;
    padding: 22px 20px 20px;
    position: relative;
}

.svc-steps li::before {
    content: counter(svc-step, decimal-leading-zero);
    display: block;
    font-family: var(--svc-font-serif);
    font-size: 26px;
    font-weight: 700;
    color: rgba(22, 36, 61, 0.16);
    line-height: 1;
    margin-bottom: 10px;
}

.svc-steps strong {
    display: block;
    color: var(--svc-navy);
    font-size: 16px;
    margin-bottom: 6px;
}

.svc-steps span {
    display: block;
    font-size: 15px;
    line-height: 1.75;
    color: var(--svc-ink-soft);
}

/* ---------- FAQ (native <details> accordion, no JS) ---------- */
.svc-faq {
    display: grid;
    gap: 12px;
}

.svc-faq details {
    background: var(--svc-white);
    border: 1px solid var(--svc-line);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.25s var(--svc-ease), box-shadow 0.25s var(--svc-ease);
}

.svc-faq details[open] {
    border-color: #d7deea;
    box-shadow: var(--svc-shadow-sm);
}

.svc-faq summary {
    cursor: pointer;
    list-style: none;
    padding: 18px 52px 18px 22px;
    position: relative;
    font-size: 16.5px;
    font-weight: 600;
    line-height: 1.6;
    color: var(--svc-navy);
}

.svc-faq summary::-webkit-details-marker {
    display: none;
}

.svc-faq summary::after {
    content: '+';
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--svc-font-serif);
    font-size: 22px;
    line-height: 1;
    color: var(--svc-red);
    transition: transform 0.25s var(--svc-ease);
}

.svc-faq details[open] summary::after {
    content: '–';
}

.svc-faq summary:hover {
    color: var(--svc-red);
}

.svc-faq summary:focus-visible {
    outline: 2px solid var(--svc-gold);
    outline-offset: -2px;
}

.svc-faq .svc-faq-body {
    padding: 0 22px 20px;
    font-size: 15.5px;
    line-height: 1.8;
    color: var(--svc-ink-soft);
    margin: 0;
}

/* ---------- Download panel ---------- */
.svc-downloads {
    background: var(--svc-navy);
    border-radius: var(--svc-radius);
    padding: clamp(26px, 2.4vw, 40px);
    color: var(--svc-white);
}

.svc-downloads .svc-h2 {
    color: var(--svc-white);
    border-bottom-color: rgba(255, 255, 255, 0.16);
}

.svc-downloads .svc-h2::after {
    background: var(--svc-gold);
}

.svc-downloads .svc-h2 .fa {
    color: var(--svc-gold);
}

.svc-downloads > p {
    color: rgba(255, 255, 255, 0.78);
    font-size: 16px;
    margin: 0 0 22px;
}

.svc-dl-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.svc-dl {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 8px;
    color: var(--svc-white);
    text-decoration: none;
    transition: background 0.25s var(--svc-ease), border-color 0.25s var(--svc-ease), transform 0.25s var(--svc-ease);
}

.svc-dl:hover {
    background: rgba(201, 162, 39, 0.16);
    border-color: var(--svc-gold);
    transform: translateY(-2px);
    color: var(--svc-white);
}

.svc-dl .fa {
    font-size: 26px;
    color: var(--svc-gold);
    flex: 0 0 auto;
}

.svc-dl b {
    display: block;
    font-size: 15.5px;
    font-weight: 600;
    line-height: 1.45;
}

.svc-dl small {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 3px;
}

.svc-note {
    margin: 20px 0 0;
    font-size: 13.5px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.58);
}

/* ---------- CTA ---------- */
.svc-cta {
    background: var(--svc-white);
    border: 1px solid var(--svc-line);
    border-left: 5px solid var(--svc-red);
    border-radius: var(--svc-radius);
    box-shadow: var(--svc-shadow-sm);
    padding: clamp(26px, 2.4vw, 38px);
}

.svc-cta h2 {
    font-family: var(--svc-font-serif);
    font-size: clamp(1.3rem, 1.1rem + 0.8vw, 1.65rem);
    color: var(--svc-navy);
    margin: 0 0 12px;
}

.svc-cta p {
    font-size: 16.5px;
    line-height: 1.8;
    color: var(--svc-ink-soft);
    margin: 0 0 22px;
}

.svc-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 26px;
    background: var(--svc-red);
    color: var(--svc-white);
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.25s var(--svc-ease), transform 0.25s var(--svc-ease);
}

.svc-btn:hover {
    background: var(--svc-red-dark);
    transform: translateY(-2px);
    color: var(--svc-white);
}

.svc-btn-ghost {
    background: transparent;
    color: var(--svc-navy);
    border: 1px solid var(--svc-line);
    margin-left: 10px;
}

.svc-btn-ghost:hover {
    background: var(--svc-navy);
    border-color: var(--svc-navy);
    color: var(--svc-white);
}

/* ---------- Related signature services ---------- */
.svc-related {
    border-top: 1px solid var(--svc-line);
    padding-top: 30px;
}

.svc-related h2 {
    font-family: var(--svc-font-serif);
    font-size: 1.2rem;
    color: var(--svc-navy);
    margin: 0 0 18px;
}

.svc-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(185px, 1fr));
    gap: 14px;
}

.svc-related-grid a {
    display: block;
    padding: 16px 18px;
    background: var(--svc-white);
    border: 1px solid var(--svc-line);
    border-radius: 8px;
    color: var(--svc-navy);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.5;
    text-decoration: none;
    transition: border-color 0.25s var(--svc-ease), transform 0.25s var(--svc-ease), box-shadow 0.25s var(--svc-ease);
}

.svc-related-grid a small {
    display: block;
    font-size: 12.5px;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--svc-ink-mute);
    margin-bottom: 6px;
}

.svc-related-grid a:hover {
    border-color: var(--svc-gold);
    transform: translateY(-3px);
    box-shadow: var(--svc-shadow-sm);
    color: var(--svc-red);
}

.svc-related-grid a[aria-current='page'] {
    background: var(--svc-navy);
    border-color: var(--svc-navy);
    color: var(--svc-white);
    pointer-events: none;
}

.svc-related-grid a[aria-current='page'] small {
    color: var(--svc-gold);
}

/* ---------- Disclaimer ---------- */
.svc-disclaimer {
    margin-top: 28px;
    padding: 18px 22px;
    background: #fdfaf3;
    border: 1px solid #ecdfc0;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.75;
    color: #6b5a33;
}

.svc-disclaimer strong {
    color: #8a6d1f;
}

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
    .svc-hero h1 {
        max-width: none;
    }

    .svc-cards,
    .svc-grid,
    .svc-steps,
    .svc-dl-grid,
    .svc-related-grid {
        grid-template-columns: 1fr;
    }

    .svc-btn-ghost {
        margin-left: 0;
        margin-top: 10px;
    }

    .svc-intro,
    .svc-downloads,
    .svc-cta {
        border-radius: 8px;
    }
}