/* ==================================================================
   BLUEPRINT · Design system for jonathanwoodley.com
   Deep cyanotype ground, engineering-documentation type, schematic
   structure — reference designators, trace lines, a title block.
   ================================================================== */

:root {
    --paper:      #0e2a47;
    --panel:      #153a5f;
    --panel-deep: #0a2038;
    --line:       #2c5075;
    --line-soft:  #1e3f61;
    --ink:        #eef3f6;
    --ink-dim:    #a9c4d8;
    --ink-faint:  #8aabc6;
    --signal:     #e2a63b;
    --signal-dim: rgba(226, 166, 59, 0.16);

    --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
    --sans: "IBM Plex Sans", -apple-system, "Segoe UI", sans-serif;

    --content-w: 760px;
}

@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/PlexMono-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/PlexMono-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/PlexMono-600.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/PlexSans-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/PlexSans-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/PlexSans-600.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }

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

html { -webkit-text-size-adjust: 100%; }

body {
    background:
        repeating-linear-gradient(to right, rgba(238,243,246,0.045) 0 1px, transparent 1px 88px),
        repeating-linear-gradient(to bottom, rgba(238,243,246,0.045) 0 1px, transparent 1px 88px),
        var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.5;
    padding-bottom: 3rem;
}

@media (prefers-reduced-motion: no-preference) {
    body { animation: grid-in 0.8s ease-out both; }
}
@keyframes grid-in {
    from { background-position: 0 -12px, -12px 0; opacity: 0.4; }
    to   { background-position: 0 0, 0 0; opacity: 1; }
}

a { color: inherit; }

::selection { background: var(--signal); color: var(--panel-deep); }

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

.container {
    max-width: var(--content-w);
    margin: 0 auto;
    padding: 0 1.75rem;
}

/* ---------- Hero ---------- */

.hero {
    padding: 4.5rem 0 3rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: start;
}

.identity-lockup {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    margin-bottom: 1.6rem;
}

.profile-img {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--line);
    filter: grayscale(0.25) saturate(1.1);
}

.hero-title {
    font-family: var(--mono);
    font-size: 2.1rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1;
    color: var(--ink);
}

.hero-lede {
    font-size: 1.2rem;
    font-weight: 400;
    line-height: 1.5;
    max-width: 30ch;
    margin-bottom: 0.6rem;
}

.hero-sub {
    font-size: 0.95rem;
    color: var(--ink-dim);
    max-width: 40ch;
    line-height: 1.55;
}

/* Title-block status panel */
.status-panel {
    border: 1px solid var(--line);
    background: var(--panel);
    padding: 1.1rem 1.3rem 1.2rem;
    min-width: 250px;
    position: relative;
}

.status-panel::before,
.status-panel::after {
    content: "";
    position: absolute;
    width: 9px;
    height: 9px;
    border: 1px solid var(--signal);
}
.status-panel::before { top: -1px; left: -1px; border-width: 1px 0 0 1px; }
.status-panel::after  { bottom: -1px; right: -1px; border-width: 0 1px 1px 0; }

.status-panel h2 {
    font-family: var(--mono);
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--ink-faint);
    letter-spacing: 0.02em;
    margin-bottom: 0.85rem;
}

.status-panel ul { list-style: none; }

.status-panel li {
    display: flex;
    align-items: baseline;
    gap: 0.55rem;
    font-family: var(--mono);
    font-size: 0.83rem;
    padding: 0.4rem 0;
    border-top: 1px solid var(--line-soft);
}
.status-panel li:first-child { border-top: none; padding-top: 0; }

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--signal);
    flex: none;
    box-shadow: 0 0 0 3px var(--signal-dim);
}

.status-panel .proj-name { color: var(--ink); flex: 1; }
.status-panel .proj-cat { color: var(--ink-faint); font-size: 0.72rem; }

/* ---------- Section / era headers ---------- */

.era-block { margin-bottom: 2.75rem; }

.era-block summary {
    list-style: none;
    cursor: pointer;
    outline: none;
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding-bottom: 0.9rem;
    border-bottom: 1px solid var(--line);
    margin-bottom: 2.25rem;
}
.era-block summary::-webkit-details-marker { display: none; }

.sheet-index {
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--signal);
    border: 1px solid var(--line);
    padding: 0.15rem 0.4rem;
    flex: none;
    letter-spacing: 0.02em;
}

.section-label {
    font-family: var(--sans);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--ink);
    flex: 1;
}

.chevron {
    font-family: var(--mono);
    color: var(--ink-faint);
    font-size: 0.9rem;
    transition: transform 0.25s ease;
    flex: none;
}
details[open] > summary .chevron { transform: rotate(90deg); }

/* ---------- Project list / trace line ---------- */

.project-list {
    display: grid;
    gap: 2.1rem;
    padding-left: 1.6rem;
    border-left: 1px solid var(--line);
    margin-left: 0.4rem;
}

.project-item {
    display: grid;
    grid-template-columns: 88px 1fr;
    gap: 1.5rem;
    position: relative;
}

.project-item::before {
    content: "";
    position: absolute;
    left: -1.68rem;
    top: 0.45rem;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--paper);
    border: 1px solid var(--ink-faint);
}

.project-meta {
    font-family: var(--mono);
    padding-top: 0.15rem;
}

.ref-id {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--signal);
    margin-bottom: 0.3rem;
}

.ref-cat {
    display: block;
    font-size: 0.7rem;
    color: var(--ink-faint);
    line-height: 1.4;
}

.project-content h3 {
    font-family: var(--sans);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 0.5rem;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--mono);
    font-size: 0.68rem;
    color: var(--signal);
    font-weight: 500;
    margin-left: 0.6rem;
    vertical-align: middle;
}
.status-pill::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--signal);
    box-shadow: 0 0 0 3px var(--signal-dim);
}

.project-desc {
    color: var(--ink-dim);
    font-size: 0.92rem;
    line-height: 1.6;
    max-width: 62ch;
    margin-bottom: 0.9rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tag {
    font-family: var(--mono);
    font-size: 0.68rem;
    color: var(--ink-dim);
    border: 1px solid var(--line);
    padding: 0.15rem 0.4rem;
}

/* ---------- Static blocks (skills / certs) ---------- */

.static-block {
    margin-bottom: 3.5rem;
    padding: 2rem 1.9rem;
    background: var(--panel);
    border: 1px solid var(--line);
}

.static-block .section-label {
    margin-bottom: 1.75rem;
    display: block;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.skill-cat h4 {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--ink-faint);
    margin-bottom: 0.9rem;
    font-weight: 500;
}

.skill-cat ul { list-style: none; }

.skill-cat li {
    font-size: 0.9rem;
    color: var(--ink-dim);
    margin-bottom: 0.55rem;
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.skill-cat li::before {
    content: "";
    width: 5px;
    height: 5px;
    border: 1px solid var(--signal);
    flex: none;
    transform: translateY(-1px);
}

/* Certifications */
.cert-track {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
}

.cert-item {
    flex: 0 0 84px;
    width: 84px;
    height: 84px;
    background: var(--ink);
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    cursor: pointer;
    position: relative;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.cert-item:hover,
.cert-item:focus-visible {
    border-color: var(--signal);
    transform: translateY(-2px);
}

.cert-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* ---------- Modal ---------- */

.cert-blur-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 16, 28, 0.6);
    backdrop-filter: blur(6px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
}
.cert-blur-overlay.active { opacity: 1; visibility: visible; }

.cert-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.98);
    z-index: 3000;
    width: 92%;
    max-width: 780px;
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.cert-modal.active { transform: translate(-50%, -50%) scale(1); opacity: 1; visibility: visible; }

.modal-content {
    background: var(--panel);
    border: 1px solid var(--line);
    display: flex;
    overflow: hidden;
}

.modal-left {
    flex: 0 0 38%;
    background: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem;
}
.modal-left img { width: 100%; height: auto; object-fit: contain; }

.modal-right {
    flex: 1;
    padding: 2.5rem 2.75rem;
}

.modal-right h3 {
    font-family: var(--sans);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.modal-subtitle {
    font-family: var(--mono);
    color: var(--signal);
    font-size: 0.78rem;
}

.modal-divider {
    height: 1px;
    background: var(--line);
    margin: 1.5rem 0;
    width: 32px;
}

.modal-label {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--ink-faint);
    margin-bottom: 0.5rem;
}

.modal-desc {
    color: var(--ink-dim);
    font-size: 0.92rem;
    line-height: 1.6;
}

.modal-close-btn {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--ink);
    padding: 0.5rem 1rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    cursor: pointer;
    margin-top: 2rem;
    transition: border-color 0.2s ease, color 0.2s ease;
}
.modal-close-btn:hover { border-color: var(--signal); color: var(--signal); }

/* ---------- Footer ---------- */

footer {
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--line);
    margin-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--ink-dim);
    text-decoration: none;
    font-family: var(--mono);
    font-size: 0.8rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: color 0.2s ease;
}
.footer-links a:hover { color: var(--signal); }

.copyright {
    font-size: 0.78rem;
    color: var(--ink-faint);
    font-family: var(--mono);
}

/* ---------- Responsive ---------- */

@media (max-width: 720px) {
    .hero-grid { grid-template-columns: 1fr; gap: 1.75rem; }
    .status-panel { min-width: 0; }
    .hero-title { font-size: 1.7rem; }
    .project-item { grid-template-columns: 1fr; gap: 0.4rem; }
    .project-item::before { display: none; }
    .project-list { padding-left: 1.1rem; }
    .ref-id, .ref-cat { display: inline; }
    .ref-cat::before { content: " · "; }
    .skills-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .modal-content { flex-direction: column; }
    .modal-left { padding: 1.75rem; }
    .modal-right { padding: 2rem; }
    footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
    body { animation: none; }
    * { transition-duration: 0.001ms !important; animation-duration: 0.001ms !important; }
}