/**
 * Hallmark · macrostructure: Ambient Canvas (bespoke) · genre: editorial · tone: bright-soft-luxury · anchor hue: pearl-sage
 * theme: Atelier · palette: light pearl-sage · hero: full-bleed ambient canvas, lower-left motto + lower-right optical ornament
 * enrichment: E5 edge-anchored botanical water lily + E7 abstract water surface · craft: tier-B inline SVG · nav: N9 · footer: Ft2 · motion: focal micro-tilt + optical highlight + touch settle
 * contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · icons: pass (30) · mobile: static-pass (34, 49, 50–57)
 * pre-emit critique: P5 H5 E5 S5 R5 V4
 */
/** 顶部导航采用边缘对齐，让留白成为结构的一部分。 */
.site-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 4.75rem;
    padding-block: var(--space-md);
    padding-inline: var(--page-gutter-start) var(--page-gutter-end);
    border-bottom: var(--rule-hairline) solid var(--color-rule-soft);
}

.identity-mark {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: var(--tracking-identity);
    text-decoration: none;
    pointer-events: auto;
    transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out);
}

.identity-mark > span {
    display: none;
}

.identity-mark picture {
    flex: 0 0 auto;
}

.avatar {
    width: 2.75rem;
    height: 2.75rem;
    background-color: var(--color-paper-soft);
    border-radius: var(--radius-md);
    object-fit: cover;
    border: var(--rule-hairline) solid var(--color-rule);
    filter: saturate(0.76);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: clamp(var(--space-md), 2.5vw, var(--space-xl));
    pointer-events: auto;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    position: relative;
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: var(--tracking-link);
    text-decoration: none;
    white-space: nowrap;
    pointer-events: auto;
    transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out);
}

.text-link::after {
    content: '';
    position: absolute;
    right: 0;
    bottom: var(--link-underline-offset);
    left: 0;
    height: var(--rule-hairline);
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--dur-short) var(--ease-out);
}

.text-link:focus-visible::after {
    transform: scaleX(1);
    transform-origin: left;
}

.identity-mark:focus-visible,
.text-link:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: var(--focus-offset);
    border-radius: var(--radius-sm);
}

.identity-mark:active,
.text-link:active {
    transform: translateY(1px);
}

.identity-mark[aria-disabled='true'],
.text-link[aria-disabled='true'] {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
}

/** 水莲以右下边缘为视觉锚点，原有短语仍以左下水面题记呈现。 */
.hero-container {
    display: grid;
    align-items: end;
    position: relative;
    isolation: isolate;
    min-width: 0;
    padding-block: var(--space-lg) var(--motto-space-end);
    padding-inline: var(--page-gutter-start) var(--page-gutter-end);
    overflow: clip;
}

.motto {
    position: relative;
    z-index: var(--layer-content);
    width: fit-content;
    max-width: 100%;
    margin: 0;
    color: var(--color-ink-caption);
    font-family: var(--font-display);
    font-size: var(--text-caption);
    font-style: normal;
    font-weight: 400;
    line-height: 1.35;
    letter-spacing: var(--tracking-caption);
    white-space: nowrap;
}

/** 页脚以单条细线收束页面，不展示年份。 */
.site-footer {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-lg);
    min-height: 4rem;
    padding-block: var(--space-sm);
    padding-inline: var(--page-gutter-start) var(--page-gutter-end);
    border-top: var(--rule-hairline) solid var(--color-rule-soft);
}

.email-link {
    width: fit-content;
    max-width: 100%;
    color: var(--color-ink-muted);
    font-size: var(--text-xs);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: var(--tracking-footer);
}

.time-display {
    color: var(--color-ink-muted);
    font-size: var(--text-xs);
    font-weight: 400;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
    letter-spacing: var(--tracking-time);
    pointer-events: none;
}

@media (hover: hover) and (pointer: fine) {
    .identity-mark:hover {
        opacity: 0.86;
    }

    .text-link:hover::after {
        transform: scaleX(1);
        transform-origin: left;
    }
}

@media (min-width: 48rem) {
    .identity-mark > span {
        display: inline;
    }

    .site-nav {
        min-height: 5.5rem;
    }

    .avatar {
        width: 3rem;
        height: 3rem;
    }

    .hero-container {
        padding-block-start: var(--space-xl);
        padding-block-end: var(--motto-space-end-wide);
    }

}

@media (max-height: 35rem) {
    .site-nav {
        min-height: 4.25rem;
    }

    .hero-container {
        padding-block-start: var(--space-lg);
        padding-block-end: var(--space-xl);
    }

    .motto {
        font-size: var(--text-sm);
    }
}

@media (pointer: coarse) {
    .identity-mark,
    .text-link {
        min-height: 2.75rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .identity-mark,
    .text-link {
        transition-duration: 50ms;
    }

    .text-link::after {
        transition: none;
    }

    .identity-mark:active,
    .text-link:active {
        transform: none;
    }
}