/* Reusable UI components and page-specific modules. */

/* ── Logo / Brand ──────────────────────────────────────────── */
.logo {
    text-decoration: none;
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    display: inline-flex;
    flex-direction: column;
    gap: 0.15rem;
}

.logo-quote {
    font-size: 0.58rem;
    letter-spacing: 0.14em;
    text-transform: none;
    color: var(--muted);
    opacity: 0.9;
}

.accent {
    font-weight: 400;
    opacity: 0.8;
}

/* ── Navigation ────────────────────────────────────────────── */
.nav-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
}

.nav-list > li {
    display: flex;
    align-items: center;
}

.nav-list a {
    text-decoration: none;
    color: var(--muted);
    position: relative;
}

.nav-list a:hover,
.nav-list a:focus-visible {
    color: var(--accent);
}

.nav-list a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.25rem;
    width: 100%;
    height: 1px;
    transform: scaleX(0);
    transform-origin: left;
    background: var(--accent-soft);
    transition: transform 0.2s ease;
}

.nav-list a:hover::after,
.nav-list a:focus-visible::after {
    transform: scaleX(1);
}

/* ── Base Panel ─────────────────────────────────────────────── */
.panel {
    background: color-mix(in srgb, var(--panel) 92%, var(--mix-anchor));
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

/* ── Index: Hero + Profile ──────────────────────────────────── */
.hero {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: "";
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    right: -80px;
    top: -120px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.09), transparent 70%);
}

.eyebrow {
    margin: 0 0 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--accent-soft);
    font-size: 0.78rem;
}

.profile-img {
    width: 112px;
    height: 112px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--line);
    margin-bottom: 0.75rem;
    filter: grayscale(0.2) contrast(1.05);
}

.social-links {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.social-links a {
    text-decoration: none;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.03);
    border-radius: 999px;
    padding: 0.42rem 0.8rem;
    color: var(--accent-soft);
    font-size: 0.86rem;
    letter-spacing: 0.03em;
    transition: border-color 0.2s ease, transform 0.2s ease, color 0.2s ease;
}

.social-links a:hover,
.social-links a:focus-visible {
    color: var(--accent);
    border-color: var(--accent);
    transform: translateY(-2px);
}

/* ── Index: Cards Overview ──────────────────────────────────── */
.cards-overview {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.card {
    display: block;
    text-decoration: none;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 1rem;
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.card:hover,
.card:focus-visible {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--hover-shadow);
}

.card h2 {
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.card p {
    margin: 0;
    color: var(--muted);
}

/* ── Subpages: Hero + Labels ────────────────────────────────── */
.page-hero {
    position: relative;
    overflow: hidden;
}

.page-hero::after {
    content: "";
    position: absolute;
    inset: auto -8% -35% auto;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 70%);
    pointer-events: none;
}

.page-intro {
    max-width: 62ch;
    margin-bottom: 0;
}

.section-label {
    margin: 0 0 0.8rem;
    font-size: 0.74rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-soft);
}

/* ── Contact ────────────────────────────────────────────────── */
.contact-layout,
.cv-layout,
.project-grid,
.info-grid {
    display: grid;
    gap: 1rem;
}

.contact-layout {
    grid-template-columns: 1.6fr 1fr;
}

.contact-primary,
.contact-meta,
.contact-notes,
.timeline-panel,
.stat-panel,
.featured-project,
.project-tile {
    position: relative;
    overflow: hidden;
}

.contact-mail {
    display: inline-block;
    margin-bottom: 0.9rem;
    font-size: clamp(1.3rem, 2.4vw, 2rem);
    text-decoration: none;
    letter-spacing: 0.04em;
}

.social-links-left {
    justify-content: flex-start;
}

.meta-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.8rem;
}

.meta-list li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: 0.7rem;
    border-bottom: 1px solid var(--divider-line);
}

.meta-list li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.meta-list span {
    color: var(--muted);
}

.meta-list strong {
    font-size: 0.95rem;
    font-weight: 600;
}

.contact-meta .meta-list li {
    align-items: flex-start;
}

.contact-meta .meta-list li > .tag-grid {
    margin-left: auto;
    justify-content: flex-end;
    max-width: min(70%, 430px);
}

.info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.info-grid h2,
.timeline-item h2,
.featured-project h2,
.project-tile h2 {
    margin-top: 0;
    margin-bottom: 0.45rem;
    font-size: 1.05rem;
}

/* ── CV Layout ──────────────────────────────────────────────── */
.cv-layout {
    grid-template-columns: 1.7fr 1fr;
    align-items: start;
}

.projects-layout {
    grid-template-columns: 1fr;
}

.cv-main-column {
    display: grid;
    gap: 1rem;
}

.cv-page .cv-main-column,
.timeline-object-column {
    position: relative;
    padding-left: 120px;
}

.cv-page .cv-main-column::before,
.timeline-object-column::before {
    content: "";
    position: absolute;
    left: 56px;
    top: 0.8rem;
    bottom: 0.8rem;
    width: 1px;
    background: var(--timeline-line);
    pointer-events: none;
    z-index: 0;
}

.cv-sidebar {
    display: grid;
    gap: 1rem;
}

/* ── Timeline ───────────────────────────────────────────────── */
.timeline {
    display: grid;
    gap: 1rem;
}

.timeline-item {
    display: grid;
    grid-template-columns: 88px 1fr;
    gap: 1rem;
    align-items: start;
    padding-left: 1rem;
    position: relative;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.25rem;
    bottom: -1rem;
    width: 1px;
    background: var(--timeline-line);
}

.timeline-item:last-child::before {
    bottom: 0.5rem;
}

.timeline-year {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 34px;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    color: var(--accent-soft);
    background: rgba(255, 255, 255, 0.03);
    font-size: 0.82rem;
    letter-spacing: 0.08em;
}

/* ── Tags / Badges ──────────────────────────────────────────── */
.tag-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.tag-grid span,
.project-stats span {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    color: var(--accent-soft);
    background: rgba(255, 255, 255, 0.03);
    font-size: 0.8rem;
    letter-spacing: 0.06em;
}

.compact {
    gap: 0.65rem;
}

/* ── Projects ───────────────────────────────────────────────── */
.featured-project {
    display: grid;
    grid-template-columns: 1.4fr auto;
    gap: 1rem;
    align-items: end;
}

.project-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    justify-content: flex-end;
}

.project-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-tile {
    min-height: 210px;
}

/* ── CV Records + Lists ─────────────────────────────────────── */
.record-panel,
.record-item,
.summary-item {
    display: grid;
    gap: 0.7rem;
}

.project-summary-list,
.edu-list,
.skill-groups {
    display: grid;
    gap: 1rem;
}

.timeline-layout {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 1rem;
    align-items: start;
}

.cv-page .timeline-layout {
    grid-template-columns: 1fr;
}

.timeline-object-layout {
    grid-template-columns: 1fr;
}

.cv-page .timeline-rail {
    display: none;
}

.timeline-rail {
    position: relative;
    display: grid;
    gap: 1rem;
    align-content: start;
}

.timeline-rail::before {
    content: "";
    position: absolute;
    left: 50%;
    transform: translateX(-0.5px);
    top: 0.4rem;
    bottom: 0.4rem;
    width: 1px;
    background: var(--timeline-line);
    pointer-events: none;
}

.record-entries {
    display: grid;
    gap: 1rem;
}

.record-item {
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--divider-line);
}

.cv-page .record-item,
.timeline-object-item {
    position: relative;
}

.cv-page .record-item::before,
.timeline-object-item::before {
    content: attr(data-year);
    position: absolute;
    left: -88px;
    top: 0.15rem;
    transform: translateX(-50%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel) 96%, var(--mix-anchor));
    color: var(--accent-soft);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    line-height: 1.25;
    white-space: nowrap;
    z-index: 1;
}

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

.record-head {
    display: block;
    align-items: start;
}

.record-head h2,
.edu-list h2,
.summary-item h2,
.skill-groups h2 {
    margin: 0;
    font-size: 1.02rem;
}

.record-subline,
.record-meta,
.edu-list p,
.summary-item p,
.skill-groups p {
    margin: 0;
}

.record-subline {
    color: var(--accent-soft);
    font-size: 0.9rem;
}

.timeline-rail .timeline-year {
    justify-self: center;
    min-width: 86px;
    text-align: center;
    z-index: 1;
}

.record-meta {
    color: var(--muted);
    font-size: 0.9rem;
}

.bullet-list {
    margin: 0;
    padding-left: 1.1rem;
    display: grid;
    gap: 0.45rem;
}

.compact-list {
    gap: 0.35rem;
}

.edu-list article,
.summary-item,
.skill-groups > div {
    padding-bottom: 0.9rem;
    border-bottom: 1px solid var(--divider-line);
}

.edu-list article:last-child,
.project-summary-list .summary-item:last-child,
.skill-groups > div:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.project-stats-inline {
    margin-top: 0.65rem;
    justify-content: flex-start;
}

.compact-projects {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tag-grid-sidebar {
    justify-content: flex-start;
}

.skill-block + .skill-block {
    margin-top: 1rem;
}

.skill-group-title {
    margin: 0 0 0.6rem;
    color: var(--accent-soft);
    font-size: 0.9rem;
}

.record-tags {
    margin-top: 0.1rem;
}

.sub-section-label {
    margin: 0.45rem 0 0.6rem;
    padding-top: 0.65rem;
    border-top: 1px solid var(--divider-line-strong);
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: color-mix(in srgb, var(--muted) 86%, black);
}

.stat-panel-langs .sub-section-label + .tag-grid span {
    color: color-mix(in srgb, var(--accent-soft) 72%, black);
    border-color: rgba(255, 255, 255, 0.13);
    background: color-mix(in srgb, var(--panel) 95%, var(--mix-anchor));
}

[data-theme="light"] .stat-panel-langs .sub-section-label + .tag-grid span {
    border-color: rgba(16, 24, 32, 0.52);
}

/* ── Responsive (max-width: 800px) ──────────────────────────── */
@media (max-width: 800px) {
    .cards-overview {
        grid-template-columns: 1fr;
    }

    .panel {
        padding: 1.1rem;
    }

    .contact-layout,
    .cv-layout,
    .featured-project,
    .project-grid,
    .info-grid,
    .compact-projects {
        grid-template-columns: 1fr;
    }

    .cv-page .record-entries {
        display: grid;
    }

    .cv-page .cv-main-column,
    .timeline-object-column {
        padding-left: 0;
    }

    .cv-page .cv-main-column::before,
    .timeline-object-column::before {
        display: none;
    }

    .cv-page .record-item::before,
    .timeline-object-item::before {
        position: static;
        transform: none;
        display: inline-flex;
        width: fit-content;
        max-width: 100%;
        margin-bottom: 0.35rem;
        padding: 0.22rem 0.58rem;
        font-size: 0.76rem;
        letter-spacing: 0.06em;
    }

    .timeline-layout {
        grid-template-columns: 86px 1fr;
    }

    .cv-page .timeline-layout {
        grid-template-columns: 1fr;
    }

    .timeline-rail::before {
        left: 50%;
    }

    .timeline-item {
        grid-template-columns: 1fr;
    }

    .project-stats {
        justify-content: flex-start;
    }

    .contact-meta .meta-list li {
        flex-direction: column;
        gap: 0.7rem;
    }

    .contact-meta .meta-list li > .tag-grid {
        margin-left: 0;
        justify-content: flex-start;
        max-width: 100%;
    }
}

/* ── Language Switcher ─────────────────────────────────────── */
.lang-switcher {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.theme-toggle {
    border: none;
    background: none;
    color: var(--muted);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    position: relative;
    transition: transform 0.2s ease, color 0.2s ease;
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
    color: var(--accent);
    transform: translateY(-1px);
    outline: none;
}

.theme-toggle::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.25rem;
    width: 100%;
    height: 1px;
    transform: scaleX(0);
    transform-origin: left;
    background: var(--accent-soft);
    transition: transform 0.2s ease;
}

.theme-toggle:hover::after,
.theme-toggle:focus-visible::after {
    transform: scaleX(1);
}

.theme-icon {
    display: block;
    width: 20px;
    height: 20px;
}

.lang-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    display: inline-flex;
    align-items: center;
    font-family: inherit;
    font-size: 0.86rem;
    letter-spacing: 0.03em;
    color: var(--muted);
    position: relative;
    transition: color 0.2s ease;
}

.lang-btn:hover,
.lang-btn:focus-visible {
    color: var(--accent);
    outline: none;
}

.lang-btn::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.25rem;
    width: 100%;
    height: 1px;
    transform: scaleX(0);
    transform-origin: left;
    background: var(--accent-soft);
    transition: transform 0.2s ease;
}

.lang-btn:hover::after,
.lang-btn:focus-visible::after {
    transform: scaleX(1);
}

.lang-dropdown {
    display: none;
    position: fixed;
    margin: 0;
    padding: 0.4rem;
    list-style: none;
    background: color-mix(in srgb, var(--panel) 96%, var(--mix-anchor));
    border: 1px solid var(--line);
    border-radius: 10px;
    box-shadow: var(--shadow);
    min-width: 5rem;
    z-index: 9999;
}

.lang-dropdown.lang-open {
    display: block;
}

.lang-dropdown li {
    display: block;
}

.lang-dropdown button {
    display: block;
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.86rem;
    letter-spacing: 0.06em;
    color: var(--muted);
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    text-align: left;
    transition: background 0.15s ease, color 0.15s ease;
}

.lang-dropdown button:hover,
.lang-dropdown button:focus-visible {
    background: rgba(255, 255, 255, 0.06);
    color: var(--accent);
    outline: none;
}

.lang-dropdown button.lang-active {
    color: var(--accent);
}