/* ==========================================
   Zakaria EL BAZI — CV
   Editorial dossier: identity rail + content column.
   Source Serif 4 display · Inter body · JetBrains Mono data
   ========================================== */

:root {
    --paper: #FCFCFA;
    --ink: #1B1B19;
    --ink-soft: #50504B;
    --ink-faint: #8A8A83;
    --line: #E9E9E3;
    --line-soft: #F1F1EC;
    --wash: #F3F3EE;
    --accent: #4646C0;
    --accent-deep: #33339E;
    --ok: #3E9B6B;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Source Serif 4', Georgia, serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 32px;
}

body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.65;
    color: var(--ink);
    background: var(--paper);
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: rgba(70, 70, 192, 0.14);
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    color: var(--accent-deep);
    text-decoration: underline;
    text-underline-offset: 3px;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 2px;
}

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

ul {
    list-style: none;
}

/* ---- Shell ---- */
.shell {
    max-width: 1140px;
    margin: 0 auto;
    padding: 72px 40px 0;
    display: grid;
    grid-template-columns: 292px 1fr;
    gap: 88px;
    align-items: start;
}

/* ---- Identity rail ---- */
.rail {
    position: sticky;
    top: 56px;
}

.rail-photo {
    width: 84px;
    height: 84px;
    border-radius: 14px;
    object-fit: cover;
    filter: saturate(0.88);
    margin-bottom: 22px;
}

.rail-name {
    font-family: var(--font-display);
    font-size: 2.15rem;
    font-weight: 600;
    line-height: 1.08;
    letter-spacing: -0.015em;
    margin-bottom: 8px;
}

.rail-role {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink-soft);
    margin-bottom: 16px;
}

.rail-summary {
    font-size: 0.84rem;
    color: var(--ink-soft);
    line-height: 1.7;
    margin-bottom: 18px;
}

.rail-status {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.02em;
    color: var(--ink-faint);
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 22px;
    margin-bottom: 22px;
    border-bottom: 1px solid var(--line);
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--ok);
    flex-shrink: 0;
    animation: pulse 3s ease-out infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(62, 155, 107, 0.35); }
    60% { box-shadow: 0 0 0 6px rgba(62, 155, 107, 0); }
    100% { box-shadow: 0 0 0 0 rgba(62, 155, 107, 0); }
}

.rail-nav {
    display: flex;
    flex-direction: column;
    gap: 9px;
    margin-bottom: 26px;
}

.rail-nav a {
    font-size: 0.84rem;
    font-weight: 500;
    color: var(--ink-faint);
    display: flex;
    align-items: center;
    gap: 10px;
    width: fit-content;
    transition: color 0.15s;
}

.rail-nav a::before {
    content: '';
    width: 14px;
    height: 1px;
    background: var(--line);
    transition: width 0.2s, background 0.2s;
}

.rail-nav a:hover {
    color: var(--ink);
    text-decoration: none;
}

.rail-nav a.active {
    color: var(--accent);
}

.rail-nav a.active::before {
    width: 26px;
    background: var(--accent);
}

.rail-links {
    display: flex;
    gap: 6px;
    margin-bottom: 16px;
}

.rail-links a {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink-faint);
    font-size: 0.85rem;
    transition: 0.15s;
}

.rail-links a:hover {
    color: var(--accent);
    background: var(--wash);
    text-decoration: none;
}

.rail-email {
    font-size: 0.78rem;
    color: var(--ink-faint);
    margin-bottom: 20px;
}

.rail-email i {
    margin-right: 6px;
    font-size: 0.7rem;
}

.rail-print {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--ink-soft);
    background: none;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 8px 16px;
    cursor: pointer;
    transition: 0.15s;
}

.rail-print i {
    margin-right: 6px;
}

.rail-print:hover {
    border-color: var(--ink);
    color: var(--ink);
}

/* ---- Content ---- */
.content {
    min-width: 0;
    padding-bottom: 48px;
}

.section {
    padding-bottom: 64px;
}

.section-title {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--ink-faint);
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--line);
}

/* ---- Entry (Experience / Education / Community) ---- */
.entry {
    display: grid;
    grid-template-columns: 138px 1fr;
    gap: 28px;
    margin-bottom: 38px;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s, transform 0.4s;
}

.entry.in {
    opacity: 1;
    transform: translateY(0);
}

.entry:last-child {
    margin-bottom: 0;
}

.entry-side {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding-top: 4px;
}

.entry-date {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--ink-soft);
    letter-spacing: 0.01em;
}

.entry-location {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--ink-faint);
}

.entry-main h3 {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.35;
    margin-bottom: 2px;
}

.entry-org {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--ink-soft);
    margin-bottom: 4px;
}

.entry-context {
    font-size: 0.8rem;
    color: var(--ink-faint);
    font-style: italic;
    margin-bottom: 10px;
}

.entry-detail {
    font-size: 0.85rem;
    color: var(--ink-faint);
    margin-top: 2px;
}

.entry-main ul {
    margin: 10px 0 14px;
}

.entry-main li {
    position: relative;
    padding-left: 18px;
    font-size: 0.88rem;
    color: var(--ink-soft);
    margin-bottom: 6px;
    line-height: 1.6;
}

.entry-main li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--ink-faint);
    font-size: 0.75rem;
    top: 2px;
}

/* ---- Tags ---- */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tags span {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    padding: 3px 9px;
    border-radius: 4px;
    background: var(--wash);
    color: var(--ink-soft);
}

/* ---- Certifications ---- */
.cert-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 44px;
}

.cert-item {
    font-size: 0.86rem;
    color: var(--ink-soft);
    padding: 9px 0;
    border-bottom: 1px solid var(--line-soft);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.3s, transform 0.3s;
}

.cert-item.in {
    opacity: 1;
    transform: translateY(0);
}

.cert-item strong {
    color: var(--ink);
    font-weight: 600;
}

/* ---- Skills ---- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 32px;
}

.skill-group {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.3s, transform 0.3s;
}

.skill-group.in {
    opacity: 1;
    transform: translateY(0);
}

.skill-group h4,
.languages-row h4 {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink);
    margin-bottom: 6px;
}

.skill-group p,
.languages-row p {
    font-size: 0.85rem;
    color: var(--ink-soft);
    line-height: 1.6;
}

.languages-row {
    padding-top: 24px;
    border-top: 1px solid var(--line-soft);
}

.lang-level {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--ink-faint);
}

/* ---- Projects / Talks ---- */
.project-list {
    display: flex;
    flex-direction: column;
}

.project-item {
    display: flex;
    gap: 20px;
    padding: 14px 0;
    border-bottom: 1px solid var(--line-soft);
    align-items: baseline;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.3s, transform 0.3s;
}

.project-item.in {
    opacity: 1;
    transform: translateY(0);
}

.project-item:last-child {
    border-bottom: none;
}

.project-label {
    font-family: var(--font-mono);
    font-size: 0.64rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink-faint);
    flex-shrink: 0;
    width: 96px;
}

.project-body h4 {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.4;
}

.project-body h4 a {
    color: var(--ink);
    border-bottom: 1px solid var(--line);
    transition: 0.15s;
}

.project-body h4 a:hover {
    color: var(--accent);
    border-color: var(--accent);
    text-decoration: none;
}

.project-body p {
    font-size: 0.82rem;
    color: var(--ink-faint);
    margin-top: 2px;
}

/* ---- Awards ---- */
.award-item {
    font-size: 0.9rem;
    color: var(--ink-soft);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.3s, transform 0.3s;
}

.award-item.in {
    opacity: 1;
    transform: translateY(0);
}

.award-item strong {
    color: var(--ink);
}

/* ---- Articles ---- */
.articles-grid {
    display: flex;
    flex-direction: column;
}

.articles-loading,
.articles-error {
    color: var(--ink-faint);
    font-size: 0.88rem;
    padding: 12px 0;
}

.article-card {
    display: flex;
    gap: 18px;
    padding: 15px 0;
    border-bottom: 1px solid var(--line-soft);
    align-items: flex-start;
    color: var(--ink);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.3s, transform 0.3s;
}

.article-card.in {
    opacity: 1;
    transform: translateY(0);
}

.article-card:last-child {
    border-bottom: none;
}

.article-card:hover {
    text-decoration: none;
    color: var(--ink);
}

.article-card:hover h4 {
    color: var(--accent);
}

.article-thumb {
    flex-shrink: 0;
    width: 96px;
    height: 64px;
    border-radius: 6px;
    overflow: hidden;
    background: var(--wash);
}

.article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    flex: 1;
    min-width: 0;
}

.article-content time {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    color: var(--ink-faint);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.article-content h4 {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.4;
    margin-top: 2px;
    transition: color 0.15s;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 7px;
}

.article-tags span {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--ink-faint);
    background: var(--wash);
    padding: 1px 8px;
    border-radius: 4px;
    text-transform: lowercase;
}

.articles-more {
    margin-top: 22px;
}

.read-more-btn {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ink);
    border: 1px solid var(--line);
    padding: 8px 22px;
    border-radius: 6px;
    transition: 0.15s;
}

.read-more-btn:hover {
    border-color: var(--ink);
    color: var(--ink);
    text-decoration: none;
}

.read-more-btn i {
    margin-left: 6px;
    font-size: 0.72rem;
}

/* ---- Contact ---- */
.contact-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 26px;
}

.contact-row a,
.contact-row span {
    font-size: 0.88rem;
    color: var(--ink-soft);
    transition: 0.15s;
}

.contact-row a:hover {
    color: var(--accent);
    text-decoration: none;
}

.contact-row i {
    margin-right: 6px;
    font-size: 0.78rem;
    color: var(--ink-faint);
}

/* ---- Footer ---- */
.footer {
    border-top: 1px solid var(--line);
    padding: 24px 0 40px;
}

.footer p {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--ink-faint);
}

/* ---- Back to Top ---- */
#backToTop {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--ink);
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: 0.2s;
}

#backToTop.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

#backToTop:hover {
    opacity: 0.75;
}

/* ---- Responsive ---- */
@media (max-width: 920px) {
    .shell {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 48px 24px 0;
    }

    .rail {
        position: static;
        padding-bottom: 48px;
        border-bottom: 1px solid var(--line);
        margin-bottom: 48px;
    }

    .rail-photo {
        width: 72px;
        height: 72px;
    }

    .rail-nav {
        display: none;
    }

    .rail-status {
        border-bottom: none;
        padding-bottom: 0;
        margin-bottom: 22px;
    }

    .skills-grid {
        grid-template-columns: 1fr 1fr;
    }

    .cert-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .shell {
        padding: 36px 20px 0;
    }

    .rail-name {
        font-size: 1.85rem;
    }

    .entry {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .entry-side {
        flex-direction: row;
        gap: 12px;
        align-items: baseline;
        padding-top: 0;
    }

    .skills-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .project-item {
        flex-direction: column;
        gap: 4px;
    }

    .project-label {
        width: auto;
    }

    .section {
        padding-bottom: 48px;
    }
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .entry, .cert-item, .skill-group, .project-item, .award-item, .article-card {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .status-dot {
        animation: none;
    }
}

/* ---- Print ---- */
@media print {
    .rail-nav, .rail-print, #backToTop, .articles-more {
        display: none !important;
    }

    .shell {
        display: block;
        max-width: 100%;
        padding: 0;
    }

    .rail {
        position: static;
        margin-bottom: 24px;
        padding-bottom: 20px;
        border-bottom: 1px solid #ddd;
    }

    .status-dot {
        animation: none;
    }

    .section {
        padding-bottom: 24px;
    }

    .entry, .cert-item, .skill-group, .project-item, .award-item, .article-card {
        opacity: 1 !important;
        transform: none !important;
    }

    body {
        font-size: 12.5px;
        background: #fff;
    }

    a {
        color: var(--ink);
    }
}