/* ============================================================
   PROJECTS LANDING PAGE
   ============================================================ */
/* ── PAGE HEADER ── */
.page-header {
    background: var(--bg-subtle);
    padding-top: 80px;
    border-bottom: 1px solid var(--neutral-100);
}

.page-header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 4rem 4rem 3.5rem;
}

.page-header-inner .section-eyebrow {
    margin-bottom: 0.6rem;
}

.page-header-inner h1 {
    font-size: clamp(2.4rem, 4vw, 3.6rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--navy-500);
    line-height: 1.08;
    margin-bottom: 1rem;
    animation: fadeUp 0.4s 0.06s ease both;
}

.page-header-inner h1 .muted {
    color: var(--neutral-500);
}

.page-header-desc {
    font-size: 1rem;
    color: var(--navy-500);
    line-height: 1.75;
    max-width: 560px;
    animation: fadeUp 0.4s 0.14s ease both;
}

/* ── BREADCRUMB ── */
.breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--neutral-500);
    text-decoration: none;
    margin-bottom: 1.25rem;
    transition: color 0.2s;
}

.breadcrumb:hover {
    color: var(--navy-500);
}

/* ── PROJECTS MAIN SECTION ── */
.projects-page-section {
    background: var(--bg-page);
    padding: 3.5rem 4rem 5rem;
}

.projects-page-inner {
    max-width: 1280px;
    margin: 0 auto;
}

/* ── PROJECT CARD GRID ── */
.proj-list-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.proj-card {
    background: var(--surface-default);
    border: var(--border-sm);
    border-radius: 14px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: border-color 0.22s, transform 0.22s, box-shadow 0.22s;
    box-shadow: var(--shadow-sm);
}

.proj-card:hover {
    border-color: var(--neutral-300);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* Thumbnail */
.proj-thumb {
    height: 148px;
    background: var(--bg-subtle);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.proj-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.proj-thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.proj-thumb-placeholder svg {
    opacity: 0.22;
}

.proj-thumb-stripe {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
}

/* Status pill */
.proj-status {
    position: absolute;
    top: 12px;
    right: 12px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 100px;
    background: var(--white);
    border: 1px solid var(--neutral-100);
    color: var(--neutral-500);
}

.proj-status.live {
    background: var(--green-ghost);
    border-color: var(--green-300);
    color: var(--green-700);
}

.proj-status.in-progress {
    background: var(--amber-ghost);
    border-color: var(--amber-300);
    color: var(--amber-700);
}

.proj-status.coming-soon {
    background: var(--bg-subtle);
    border-color: var(--neutral-100);
    color: var(--neutral-500);
}

/* Card body */
.proj-body {
    padding: 1.1rem 1.25rem 1.25rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.proj-category {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--neutral-500);
    margin-bottom: 0.35rem;
}

.proj-title {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.proj-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 1rem;
    flex: 1;
}

.proj-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-top: auto;
}

.proj-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.proj-tag {
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--slate-ghost);
    color: var(--slate-700);
    border: 1px solid var(--neutral-100);
}

.proj-arrow {
    font-size: 0.72rem;
    font-weight: 900;
    color: var(--blue-500);
    letter-spacing: 0.07em;
    text-transform: uppercase;
    white-space: nowrap;
    flex-shrink: 0;
    transition: color 0.2s;
}

.proj-card:hover .proj-arrow {
    color: var(--blue-700);
}

/* ── RESPONSIVE ── */
@media (max-width: 1080px) {
    .proj-list-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .toc-card {
        display: none;
    }

    .page-header-inner {
        padding: 3rem 1.5rem 2.5rem;
    }

    .projects-page-section {
        padding: 2.5rem 1.5rem 4rem;
    }

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

/* ============================================================
   INDIVIDUAL PROJECT PAGE STYLES
   ============================================================ */

/* ── PAGE HEADER ── */
.proj-page-header {
    background: var(--bg-subtle);
    padding-top: 80px;
    border-bottom: 1px solid var(--neutral-100);
}

.proj-page-header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3.5rem 4rem 3rem;
}

.breadcrumb-wrapper {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--neutral-500);
    text-decoration: none;
    margin-bottom: 1.5rem;
    transition: color 0.2s;
}

.breadcrumb:hover {
    color: var(--navy-500);
}

.breadcrumb-sep {
    color: var(--neutral-300);
    font-weight: 400;
    font-size: 0.75rem;
}

.proj-meta-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.proj-category-pill {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 100px;
    background: var(--blue-ghost);
    border: 1px solid var(--blue-300);
    color: var(--blue-700);
}

.proj-status-pill {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 100px;
    background: var(--green-ghost);
    border: 1px solid var(--green-300);
    color: var(--green-700);
}

.proj-status-pill.in-progress {
    background: var(--amber-ghost);
    border-color: var(--amber-300);
    color: var(--amber-700);
}

.proj-page-title {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--navy-500);
    line-height: 1.08;
    margin-bottom: 1.1rem;
    animation: fadeUp 0.4s 0.06s ease both;
}

.proj-page-summary {
    font-size: 1.02rem;
    color: var(--navy-500);
    line-height: 1.78;
    max-width: 680px;
    margin-bottom: 2rem;
    animation: fadeUp 0.4s 0.12s ease both;
}

/* Skills / tech pills row */
.proj-tech-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
    animation: fadeUp 0.4s 0.18s ease both;
}

.tech-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 100px;
    background: var(--white);
    border: 1px solid var(--neutral-300);
    color: var(--text-secondary);
}

.tech-pill.primary {
    background: var(--navy-50);
    border-color: var(--navy-300);
    color: var(--navy-700);
}

/* Project stat bar */
.proj-stats-row {
    display: flex;
    gap: 2.5rem;
    padding: 1.5rem 0 0;
    border-top: 1px solid var(--neutral-100);
    flex-wrap: wrap;
    animation: fadeUp 0.4s 0.22s ease both;
}

.proj-stat {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.proj-stat-label {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--neutral-500);
}

.proj-stat-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--navy-500);
}

/* ── MAIN LAYOUT ── */
.proj-content-layout {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3.5rem 4rem 5rem;
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 5rem;
    align-items: start;
}

/* ── ARTICLE BODY ── */
.proj-article {
    min-width: 0;
}

/* Section heading within article */
.proj-article h2 {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--navy-500);
    margin: 2.5rem 0 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--neutral-100);
    scroll-margin-top: 100px;
}

.proj-article h2:first-child {
    margin-top: 0;
    border-top: none;
    padding-top: 0;
}

.proj-article h3 {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--navy-500);
    margin: 1.75rem 0 0.6rem;
    letter-spacing: -0.01em;
}

.proj-article p {
    font-size: 0.92rem;
    color: var(--navy-700);
    line-height: 1.82;
    margin-bottom: 1.1rem;
}

.proj-article ul,
.proj-article ol {
    margin: 0.5rem 0 1.25rem 1.2rem;
}

.proj-article li {
    font-size: 0.92rem;
    color: var(--navy-700);
    line-height: 1.8;
    margin-bottom: 0.35rem;
}

.proj-article strong {
    font-weight: 700;
    color: var(--navy-500);
}

.proj-article a {
    color: var(--blue-500);
    text-decoration: none;
    border-bottom: 1px solid var(--blue-300);
    transition: color 0.2s, border-color 0.2s;
}

.proj-article a:hover {
    color: var(--blue-700);
    border-color: var(--blue-700);
}

/* ── CODE BLOCKS ── */
.proj-article pre {
    background: var(--navy-950);
    border-radius: 10px;
    padding: 1.4rem 1.6rem;
    overflow-x: auto;
    margin: 1.25rem 0;
    border: 1px solid color-mix(in srgb, var(--navy-500) 40%, transparent);
    position: relative;
}

.proj-article code {
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    font-size: 0.82rem;
    line-height: 1.7;
    color: var(--off-white);
}

.proj-article p code,
.proj-article li code {
    background: var(--bg-subtle);
    border: 1px solid var(--neutral-100);
    border-radius: 5px;
    padding: 1px 7px;
    font-size: 0.82em;
    color: var(--navy-700);
}

.code-block-label {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--neutral-500);
    margin-bottom: 0.5rem;
}

/* Code language tag */
.pre-wrap {
    position: relative;
}

.pre-lang {
    position: absolute;
    top: 12px;
    right: 14px;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--neutral-500);
}

/* ── CALLOUT BOXES ── */
.callout {
    border-radius: 10px;
    padding: 1.1rem 1.4rem;
    margin: 1.5rem 0;
    display: flex;
    gap: 0.9rem;
    align-items: flex-start;
    font-size: 0.88rem;
    line-height: 1.72;
}

.callout-icon {
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 1px;
}

.callout p {
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.72;
}

.callout-info {
    background: var(--blue-ghost);
    border: 1px solid var(--blue-300);
    color: var(--blue-700);
}

.callout-info p {
    color: var(--blue-700);
}

.callout-tip {
    background: var(--green-ghost);
    border: 1px solid var(--green-300);
    color: var(--green-700);
}

.callout-tip p {
    color: var(--green-700);
}

.callout-warning {
    background: var(--amber-ghost);
    border: 1px solid var(--amber-300);
    color: var(--amber-700);
}

.callout-warning p {
    color: var(--amber-700);
}

.callout-key {
    background: var(--navy-50);
    border: 1px solid var(--navy-300);
    color: var(--navy-700);
}

.callout-key p {
    color: var(--navy-700);
}

/* ── RESULT / METRIC CARDS ── */
.result-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 1.5rem 0;
}

.result-card {
    background: var(--bg-subtle);
    border: 1px solid var(--neutral-100);
    border-radius: 10px;
    padding: 1.1rem 1.2rem;
    text-align: left;
}

.result-num {
    font-size: 1.9rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--burnt-orange-500);
    line-height: 1;
    margin-bottom: 0.3rem;
}

.result-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--neutral-500);
    line-height: 1.4;
}

/* ── IMAGE / FIGURE ── */
.proj-figure {
    margin: 1.75rem 0;
}

.proj-figure img {
    width: 100%;
    border-radius: 10px;
    border: 1px solid var(--neutral-100);
    display: block;
}

.proj-figure figcaption {
    font-size: 0.75rem;
    color: var(--neutral-500);
    margin-top: 0.6rem;
    text-align: center;
    font-style: italic;
}

/* ── DIVIDER ── */
.proj-article hr {
    border: none;
    border-top: 1px solid var(--neutral-100);
    margin: 2.5rem 0;
}

/* ── SIDEBAR ── */
.proj-sidebar {
    position: sticky;
    top: 90px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Table of Contents */
.toc-card {
    background: var(--bg-subtle);
    border: 1px solid var(--neutral-100);
    border-radius: 12px;
    padding: 1.2rem 1.4rem;
}

.toc-heading {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--navy-500);
    margin-bottom: 0.9rem;
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.toc-item {
    border-left: 2px solid var(--neutral-100);
    transition: border-color 0.2s;
}

.toc-item:hover {
    border-color: var(--amber-500);
}

.toc-link {
    display: block;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--neutral-500);
    text-decoration: none;
    padding: 0.45rem 0.75rem;
    line-height: 1.45;
    transition: color 0.2s;
}

.toc-link:hover {
    color: var(--navy-500);
}

/* Sidebar info card */
.sidebar-info-card {
    background: var(--bg-subtle);
    border: 1px solid var(--neutral-100);
    border-radius: 12px;
    padding: 1.2rem 1.4rem;
}

.sidebar-info-heading {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--navy-500);
    margin-bottom: 1rem;
}

.sidebar-info-row {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.sidebar-info-item {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.sidebar-info-label {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--neutral-500);
}

.sidebar-info-value {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--navy-700);
}

/* Sidebar: tech pills */
.sidebar-tech-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 0.25rem;
}

.sidebar-pill {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 3px 9px;
    border-radius: 10px;
    background: var(--white);
    border: 1px solid var(--neutral-100);
    color: var(--text-secondary);
}

/* GitHub link */
.sidebar-github {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--navy-500);
    text-decoration: none;
    padding: 0.75rem 1rem;
    border: 1px solid var(--neutral-100);
    border-radius: 10px;
    background: var(--white);
    transition: border-color 0.2s, background 0.2s;
}

.sidebar-github:hover {
    border-color: var(--navy-500);
    background: var(--bg-subtle);
}

.sidebar-github img {
    width: 18px;
    height: 18px;
}

/* ── PREV / NEXT NAV ── */
.proj-nav {
    border-top: 1px solid var(--neutral-100);
    background: var(--bg-page);
    padding: 2.5rem 4rem;
}

.proj-nav-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.proj-nav-link {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    text-decoration: none;
    padding: 1.1rem 1.25rem;
    border: 1px solid var(--neutral-100);
    border-radius: 10px;
    background: var(--bg-subtle);
    transition: border-color 0.2s, background 0.2s;
}

.proj-nav-link:hover {
    border-color: var(--neutral-300);
    background: var(--white);
}

.proj-nav-link.next {
    text-align: right;
}

.proj-nav-direction {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--neutral-500);
}

.proj-nav-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--navy-500);
}

/* ── RESPONSIVE ── */
@media (max-width: 1080px) {
    .proj-content-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .proj-sidebar {
        position: static;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
}

@media (max-width: 900px) {
    .proj-page-header-inner {
        padding: 2.5rem 1.5rem 2rem;
    }

    .proj-content-layout {
        padding: 2.5rem 1.5rem 4rem;
    }

    .proj-nav {
        padding: 2rem 1.5rem;
    }

    .proj-sidebar {
        grid-template-columns: 1fr;
    }

    .result-cards {
        grid-template-columns: 1fr 1fr;
    }

    .proj-stats-row {
        gap: 1.5rem;
    }
}

@media (max-width: 600px) {
    .result-cards {
        grid-template-columns: 1fr;
    }

    .proj-nav-inner {
        grid-template-columns: 1fr;
    }
}