/* ==========================================================================
   PROJECT SHOWCASE PAGE STYLES (PROJECTS.HTML)
   ========================================================================== */

/* --- Project Showcase Tab & Filter Extension Elements --- */
.project-tabs-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 34px;
    border-bottom: 1px solid var(--line-dark);
    padding-bottom: 16px;
    transition: border-color 0.32s ease;
}

.tab-trigger {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding: 0 16px;
    border-radius: var(--radius);
    font-size: 0.86rem;
    font-weight: 850;
    background: rgba(11, 16, 20, 0.04);
    border: 1px solid var(--line-dark);
    color: var(--muted-dark);
    cursor: pointer;
    transition: all 0.25s ease;
}

html[data-theme="dark"] .tab-trigger {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--line-dark);
}

.tab-trigger:hover {
    background: rgba(11, 16, 20, 0.08);
    color: var(--ink);
}

html[data-theme="dark"] .tab-trigger:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
}

.tab-trigger.active {
    background: var(--ink);
    color: var(--text);
    border-color: var(--ink);
}

html[data-theme="dark"] .tab-trigger.active {
    background: var(--teal);
    color: var(--ink);
    border-color: var(--teal);
}

/* FIXED GRID CONFIGURATION: Ensures absolute structural layout alignment */
.project-card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-flow: dense;
    gap: 24px;
    align-items: start;
}

.project-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 240px;
    min-width: 0;
    padding: 24px 26px;
    border: 1px solid var(--line-dark);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.65);
    cursor: pointer;
    transition: transform 0.32s ease, box-shadow 0.32s ease, background-color 0.32s ease, border-color 0.32s ease;
}

html[data-theme="dark"] .project-card {
    background: rgba(255, 255, 255, 0.02);
}

.project-card.filtered-single {
    grid-column: span 1;
}

.project-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow);
}

html[data-theme="dark"] .project-card:hover {
    background: rgba(255, 255, 255, 0.04);
}

/* Border accents aligned consistently across components */
.project-card[data-tool="excel"] { border-top: 4px solid var(--green); }
.project-card[data-tool="powerbi"] { border-top: 4px solid var(--amber); }
.project-card[data-tool="python"] { border-top: 4px solid var(--blue); }
.project-card[data-tool="sql"] { border-top: 4px solid var(--teal); }
.project-card[data-tool="tableau"] { border-top: 4px solid var(--rose); }
.project-card[data-tool="ai"]      { border-top: 4px solid #8b5cf6 !important; }

.project-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.tool-badge {
    font-size: 0.74rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.project-card[data-tool="excel"] .tool-badge { color: var(--green); }
.project-card[data-tool="powerbi"] .tool-badge { color: var(--amber); }
.project-card[data-tool="python"] .tool-badge { color: var(--blue); }
.project-card[data-tool="sql"] .tool-badge { color: var(--teal); }
.project-card[data-tool="tableau"] .tool-badge { color: var(--rose); }
.project-card[data-tool="ai"] .tool-badge      { color: #8b5cf6; }

/* Unified Typography: Aligned across all child elements */
.project-card h3 {
    font-size: clamp(1.55rem, 1.05rem + 1.1vw, 1.85rem);
    line-height: 1.2;
    margin: 0 0 16px 0;
    color: var(--ink);
    font-family: "Instrument Serif", Georgia, serif;
    font-weight: 400;
    letter-spacing: -0.005em;
    overflow-wrap: break-word;
    word-break: break-word;
    hyphens: auto;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    min-height: calc(1.2em * 2);
}

.project-card.expanded h3 {
    -webkit-line-clamp: unset;
    display: block;
}

.project-card p.summary-text {
    margin: 0 0 18px 0;
    color: var(--muted-dark);
    font-size: 0.92rem;
    line-height: 1.5;
}

.project-card:not(.expanded) p.summary-text {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- KPI Row (icon-only on collapsed cards, expands on hover/expand) --- */
.kpi-row {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
    margin: 4px 0 18px 0;
    padding-top: 14px;
    border-top: 1px dashed var(--line-dark);
}

.kpi {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
}

.kpi-icon {
    font-size: 1rem;
    line-height: 1;
    filter: grayscale(0.15);
    opacity: 0.95;
}

.kpi-value {
    font-family: "Instrument Serif", Georgia, serif;
    font-size: 1.15rem;
    font-weight: 500;
    line-height: 1.1;
    color: var(--ink);
    letter-spacing: -0.01em;
    opacity: 0.9;
}

.kpi-label {
    font-size: 0.66rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted-dark);
    line-height: 1.3;
    max-width: 0;
    overflow: hidden;
    white-space: nowrap;
    opacity: 0;
    transition: max-width 0.35s ease, opacity 0.25s ease, margin-left 0.25s ease;
}

.project-card[data-tool="excel"] .kpi-value { color: var(--green); }
.project-card[data-tool="powerbi"] .kpi-value { color: var(--amber); }
.project-card[data-tool="python"] .kpi-value { color: var(--blue); }
.project-card[data-tool="sql"] .kpi-value { color: var(--teal); }
.project-card[data-tool="tableau"] .kpi-value { color: var(--rose); }
.project-card[data-tool="ai"] .kpi-value      { color: #8b5cf6; }

.project-card:hover .kpi-label,
.project-card.expanded .kpi-label {
    max-width: 140px;
    opacity: 0.9;
    margin-left: 2px;
}

.project-card:hover .kpi-value,
.project-card.expanded .kpi-value {
    opacity: 1;
}

/* --- New Expandable Sub-panel System --- */
.expanded-details-panel {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
}

.project-card.expanded {
    grid-column: span 2; /* Expanded active cards dynamically secure full row metrics */
}

.project-card.expanded .expanded-details-panel {
    max-height: 2500px;
    opacity: 1;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px dashed var(--line-dark);
}

.tech-breakdown-title {
    font-weight: 850;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-bottom: 12px;
    margin-top: 20px;
    color: var(--ink);
}

.tech-breakdown-title:first-of-type {
    margin-top: 0;
}

.architecture-list {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
}

.architecture-list li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 10px;
    font-size: 0.95rem;
    color: #415057;
}

html[data-theme="dark"] .architecture-list li {
    color: #d4dadd;
}

/* Story / narrative paragraphs inside expanded panels.
   HTML uses inline style="color:#415057" tuned for light theme — override in dark. */
html[data-theme="dark"] .expanded-details-panel p[style*="color"] {
    color: #d4dadd !important;
}

.expanded-details-panel p[style*="color"] code,
.expanded-details-panel li code {
    background: rgba(40, 198, 168, 0.10);
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 0.88em;
}

html[data-theme="dark"] .expanded-details-panel p[style*="color"] code,
html[data-theme="dark"] .expanded-details-panel li code {
    background: rgba(40, 198, 168, 0.18);
    color: #e8efe8;
}

.architecture-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--blue);
    font-weight: 900;
}

.project-card[data-tool="excel"].expanded .architecture-list li::before { color: var(--green); }
.project-card[data-tool="powerbi"].expanded .architecture-list li::before { color: var(--amber); }
.project-card[data-tool="python"].expanded .architecture-list li::before { color: var(--blue); }
.project-card[data-tool="sql"].expanded .architecture-list li::before { color: var(--teal); }
.project-card[data-tool="tableau"].expanded .architecture-list li::before { color: var(--rose); }
.project-card[data-tool="ai"].expanded .architecture-list li::before      { color: #8b5cf6; }

.project-action-link, .details-toggle-btn {
    font-size: 0.88rem;
    font-weight: 850;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--ink);
    align-self: flex-start;
}

.details-toggle-btn {
    margin-top: auto; /* Pushes the toggle link cleanly to the bottom boundary */
}

.details-toggle-btn::after {
    content: " ↓";
    transition: transform 0.3s ease;
}

.project-card.expanded .details-toggle-btn::after {
    transform: rotate(-180deg);
}

.project-action-link::after {
    content: " ↗";
    transition: transform 0.2s ease;
}

.project-action-link:hover::after {
    transform: translate(2px, -2px);
}

/* ==========================================================================
   CODE BLOCK DISPLAY ARCHITECTURE (SQL & PYTHON)
   ========================================================================== */

.code-block-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #161b22;
    border: 1px solid #30363d;
    border-bottom: none;
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    padding: 8px 16px;
    font-size: 0.8rem;
    font-weight: 800;
    color: #8b949e;
    margin-top: 14px;
}

.code-block-header + .code-container-wrapper {
    margin-top: 0;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

.copy-code-btn {
    background: transparent;
    border: 1px solid rgba(247, 244, 238, 0.15);
    color: #c9d1d9;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 850;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.copy-code-btn:hover {
    background: rgba(247, 244, 238, 0.08);
    border-color: #8b949e;
    color: #ffffff;
}

.copy-code-btn.success {
    background: var(--green);
    border-color: var(--green);
    color: var(--ink);
}

.code-container-wrapper {
    background: #0d1117;
    border: 1px solid #30363d;
    border-radius: 6px;
    max-height: 360px;
    overflow-y: auto;
    padding: 16px;
    margin: 12px 0 24px 0;
}

.code-container-wrapper pre {
    margin: 0;
    font-family: monospace;
    font-size: 0.84rem;
    color: #a5d6ff;
    line-height: 1.45;
    white-space: pre;
}

/* Python Specific Code Token Colors */
.code-container-wrapper pre code.language-python {
    color: #ff79c6; /* Pink operators/functions */
}

.results-badge-grid {
    display: flex;
    gap: 12px;
    margin: 8px 0 24px 0;
    flex-wrap: wrap;
}

.results-badge {
    border: 1px solid var(--line-dark);
    padding: 8px 14px;
    border-radius: 4px;
    font-size: 0.86rem;
    background: rgba(11,16,20,0.03);
    color: #313d44;
    font-weight: 600;
}

html[data-theme="dark"] .results-badge {
    background: rgba(255, 255, 255, 0.02);
    color: #a5b0b3;
}

/* ==========================================================================
   MEDIA QUERIES AND BREAKPOINTS
   ========================================================================== */

@media (max-width: 1020px) {
    .hero-grid,
    .section-head {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: 0;
    }
}

@media (max-width: 768px) {
    .project-card-grid {
        grid-template-columns: 1fr;
    }
    .project-card.expanded {
        grid-column: span 1;
    }
}

@media (max-width: 680px) {
    .wrap,
    .topbar {
        width: min(100% - 28px, 1180px);
    }

    .topbar {
        top: 10px;
    }

    .nav {
        padding: 12px;
    }

    .brand span:last-child {
        display: none;
    }

    h1 {
        font-size: 3.8rem;
    }

    section {
        padding: 76px 0;
    }

    .hero {
        padding-top: 116px;
    }

    .hero-grid,
    .project-card-grid {
        grid-template-columns: 1fr;
    }
}