/* ============================================================
   MEENA MAHARJAN PORTFOLIO — CUSTOM STYLES
   Phase 3: Design Pass
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Inter:wght@300;400;500;600&display=swap');

/* --- Design Tokens --- */
:root {
  --color-bg:           #F8F9FA;
  --color-text:         #1C2333;
  --color-accent:       #1A7A6E;
  --color-accent-light: #E6F4F2;
  --color-muted:        #6B7685;
  --color-border:       #DDE1E7;
  --color-nav-bg:       #1C2333;
  --color-nav-text:     #E8ECF0;
  --font-display:       'DM Serif Display', Georgia, serif;
  --font-body:          'Inter', system-ui, sans-serif;
  --content-width:      860px;
  --radius:             4px;
}

/* ============================================================
   BASE
   ============================================================ */

body {
  font-family:      var(--font-body);
  font-size:        1rem;
  line-height:      1.8;
  color:            var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

/* Content width constraint */
.page-columns .column-body,
.page-columns .column-page-left,
main.content {
  max-width: var(--content-width);
}

/* ============================================================
   NAVIGATION
   ============================================================ */

.navbar {
  background-color: var(--color-nav-bg) !important;
  border-bottom: 3px solid var(--color-accent);
  padding: 0.75rem 1.5rem;
}

.navbar-brand {
  font-family:  var(--font-display);
  font-size:    1.2rem;
  color:        var(--color-nav-text) !important;
  letter-spacing: 0.01em;
}

.nav-link {
  font-family:    var(--font-body);
  font-size:      0.875rem;
  font-weight:    500;
  color:          var(--color-nav-text) !important;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding:        0.5rem 0.75rem !important;
  transition:     color 0.2s ease;
  opacity:        0.85;
}

.nav-link:hover,
.nav-link.active {
  color:   var(--color-accent) !important;
  opacity: 1;
}

/* ============================================================
   HEADINGS
   ============================================================ */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color:       var(--color-text);
  line-height: 1.25;
  font-weight: normal;
}

h1 {
  font-size:     2.4rem;
  margin-bottom: 0.25rem;
  margin-top:    2rem;
}

/* Signature element — teal marker before section headings */
h2 {
  font-size:     1.6rem;
  margin-top:    2.5rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--color-border);
}

h2::before {
  content:        "■";
  color:          var(--color-accent);
  font-size:      0.55em;
  margin-right:   0.5rem;
  vertical-align: middle;
  display:        inline-block;
  transform:      translateY(-2px);
}

h3 {
  font-size:     1.2rem;
  margin-top:    1.75rem;
  margin-bottom: 0.4rem;
  color:         var(--color-text);
}

/* Page title (Quarto title block) */
.quarto-title h1.title {
  font-size:     2.6rem;
  margin-top:    1.5rem;
  margin-bottom: 0.5rem;
}

.quarto-title .description,
.quarto-title p.subtitle {
  font-family: var(--font-body);
  font-size:   1.1rem;
  color:       var(--color-muted);
  font-weight: 300;
  margin-top:  0.25rem;
}

/* ============================================================
   BODY TEXT & PARAGRAPHS
   ============================================================ */

p {
  margin-bottom: 1.1rem;
  max-width:     72ch;
}

strong {
  font-weight: 600;
  color:       var(--color-text);
}

em {
  color: var(--color-muted);
}

/* ============================================================
   LINKS
   ============================================================ */

a {
  color:           var(--color-accent);
  text-decoration: none;
  border-bottom:   1px solid transparent;
  transition:      border-color 0.2s ease, color 0.2s ease;
}

a:hover {
  color:        #135C54;
  border-bottom-color: var(--color-accent);
}

/* ============================================================
   HORIZONTAL RULES
   ============================================================ */

hr {
  border:           none;
  height:           1px;
  background-color: var(--color-border);
  margin:           2.5rem 0;
}

/* ============================================================
   LISTS
   ============================================================ */

ul, ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.4rem;
  line-height:   1.7;
}

/* ============================================================
   TABLES
   ============================================================ */

table {
  width:           100%;
  border-collapse: collapse;
  font-size:       0.9rem;
  margin-bottom:   1.5rem;
}

thead tr {
  background-color: var(--color-accent);
  color:            white;
}

th {
  padding:    0.65rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size:   0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

td {
  padding:       0.6rem 1rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

tbody tr:hover {
  background-color: var(--color-accent-light);
}

/* ============================================================
   BLOCKQUOTE — used for highlighted content
   ============================================================ */

blockquote {
  border-left:  3px solid var(--color-accent);
  margin:       1.5rem 0;
  padding:      0.75rem 1.25rem;
  background:   var(--color-accent-light);
  border-radius: 0 var(--radius) var(--radius) 0;
  color:        var(--color-text);
  font-style:   normal;
}

blockquote p {
  margin-bottom: 0;
}

/* ============================================================
   HOME PAGE — index.qmd specific
   ============================================================ */

/* Subtitle on home page */
.quarto-title-block .quarto-title .title {
  font-size: 3rem;
}

/* ============================================================
   CODE (minimal — for project pages later)
   ============================================================ */

code {
  font-size:        0.875em;
  background-color: var(--color-accent-light);
  padding:          0.15em 0.4em;
  border-radius:    var(--radius);
  color:            #135C54;
}

pre {
  background-color: #1C2333;
  color:            #E8ECF0;
  padding:          1.25rem;
  border-radius:    var(--radius);
  overflow-x:       auto;
  font-size:        0.85rem;
  line-height:      1.6;
}

pre code {
  background: none;
  padding:    0;
  color:      inherit;
}

/* ============================================================
   FOOTER
   ============================================================ */

.nav-footer {
  background-color: var(--color-nav-bg);
  color:            var(--color-muted);
  font-size:        0.8rem;
  padding:          1rem;
  text-align:       center;
  border-top:       3px solid var(--color-accent);
}

/* ============================================================
   RESPONSIVE — Mobile
   ============================================================ */

@media (max-width: 768px) {
  h1 {
    font-size: 1.9rem;
  }

  h2 {
    font-size: 1.35rem;
  }

  .navbar {
    padding: 0.5rem 1rem;
  }

  p {
    max-width: 100%;
  }
}

/* ============================================================
   REDUCED MOTION — Accessibility
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}

/* ============================================================
   HOMEPAGE — Hero, Impact, Featured Work
   ============================================================ */

/* --- Hero Section --- */
.hero-section {
  display:         flex;
  align-items:     center;
  gap:             3rem;
  padding:         4rem 2rem 3rem;
  max-width:       1000px;
  margin:          0 auto;
}

.hero-photo img {
  width:         220px;
  height:        220px;
  border-radius: 50%;
  object-fit:    cover;
  border:        4px solid var(--color-accent);
  flex-shrink:   0;
  box-shadow:    0 4px 24px rgba(26, 122, 110, 0.15);
}

.hero-name {
  font-size:     2.8rem;
  margin:        0 0 0.25rem;
  border:        none;
  line-height:   1.1;
}

.hero-name::before {
  display: none;
}

.hero-subtitle {
  font-size:     1.05rem;
  color:         var(--color-accent);
  font-weight:   500;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
  max-width:     100%;
}

.hero-bio {
  font-size:     1rem;
  color:         var(--color-muted);
  line-height:   1.75;
  max-width:     55ch;
  margin-bottom: 1.5rem;
}

.hero-links {
  display:   flex;
  flex-wrap: wrap;
  gap:       0.6rem;
}

.hero-link {
  display:          inline-flex;
  align-items:      center;
  gap:              0.35rem;
  padding:          0.4rem 0.9rem;
  border:           1.5px solid var(--color-accent);
  border-radius:    2rem;
  font-size:        0.85rem;
  font-weight:      500;
  color:            var(--color-accent) !important;
  border-bottom:    1.5px solid var(--color-accent) !important;
  text-decoration:  none;
  transition:       background-color 0.2s ease, color 0.2s ease;
}

.hero-link:hover {
  background-color: var(--color-accent);
  color:            white !important;
  border-color:     var(--color-accent);
  border-bottom-color: var(--color-accent) !important;
}

/* --- Impact Numbers --- */
.impact-row {
  display:          grid;
  grid-template-columns: repeat(4, 1fr);
  gap:              1px;
  background-color: var(--color-border);
  border-top:       1px solid var(--color-border);
  border-bottom:    1px solid var(--color-border);
  margin:           0;
}

.impact-stat {
  display:          flex;
  flex-direction:   column;
  align-items:      center;
  justify-content:  center;
  padding:          2rem 1rem;
  background-color: var(--color-bg);
  text-align:       center;
}

.impact-number {
  font-family:  var(--font-display);
  font-size:    2.8rem;
  color:        var(--color-accent);
  line-height:  1;
  margin-bottom: 0.4rem;
}

.impact-label {
  font-size:      0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color:          var(--color-muted);
  font-weight:    500;
  max-width:      12ch;
  text-align:     center;
  line-height:    1.4;
}

/* --- Featured Work Section --- */
.featured-section {
  max-width: 1000px;
  margin:    0 auto;
  padding:   3rem 2rem 4rem;
}

.featured-section h2 {
  font-size:     1.8rem;
  margin-bottom: 1.75rem;
}

.work-cards {
  display:               grid;
  grid-template-columns: repeat(3, 1fr);
  gap:                   1.5rem;
}

.work-card {
  background:    white;
  border:        1px solid var(--color-border);
  border-radius: 6px;
  padding:       1.5rem;
  display:       flex;
  flex-direction: column;
  transition:    box-shadow 0.2s ease, transform 0.2s ease;
}

.work-card:hover {
  box-shadow: 0 4px 20px rgba(26, 122, 110, 0.1);
  transform:  translateY(-2px);
}

.work-card-tag {
  font-size:        0.7rem;
  text-transform:   uppercase;
  letter-spacing:   0.1em;
  font-weight:      600;
  color:            var(--color-accent);
  background-color: var(--color-accent-light);
  padding:          0.25rem 0.6rem;
  border-radius:    2rem;
  display:          inline-block;
  margin-bottom:    0.85rem;
  width:            fit-content;
}

.work-card-title {
  font-family:   var(--font-display);
  font-size:     1.1rem;
  margin:        0 0 0.65rem;
  color:         var(--color-text);
  line-height:   1.3;
}

.work-card-title::before {
  display: none;
}

.work-card-desc {
  font-size:     0.9rem;
  color:         var(--color-muted);
  line-height:   1.65;
  flex-grow:     1;
  margin-bottom: 1rem;
  max-width:     100%;
}

.work-card-tools {
  font-size:     0.75rem;
  color:         var(--color-muted);
  margin-bottom: 1rem;
  font-weight:   500;
}

.work-card-link {
  font-size:        0.85rem;
  font-weight:      600;
  color:            var(--color-accent) !important;
  border-bottom:    none !important;
  text-decoration:  none;
  margin-top:       auto;
  transition:       letter-spacing 0.2s ease;
}

.work-card-link:hover {
  letter-spacing: 0.02em;
  border-bottom:  none !important;
}

/* --- Homepage Responsive --- */
@media (max-width: 900px) {
  .work-cards {
    grid-template-columns: 1fr;
  }

  .impact-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .hero-section {
    flex-direction: column;
    text-align:     center;
    padding:        2rem 1rem;
    gap:            1.5rem;
  }

  .hero-photo img {
    width:  160px;
    height: 160px;
  }

  .hero-links {
    justify-content: center;
  }

  .hero-bio {
    max-width: 100%;
  }

  .impact-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .impact-number {
    font-size: 2rem;
  }

  .featured-section {
    padding: 2rem 1rem;
  }
}

/* ============================================================
   PROJECT PAGE — PIPELINE
   ============================================================ */

.project-award {
  background-color: var(--color-accent-light);
  border-left:      3px solid var(--color-accent);
  padding:          0.75rem 1.25rem;
  border-radius:    0 var(--radius) var(--radius) 0;
  font-size:        0.9rem;
  font-weight:      500;
  color:            var(--color-text);
  margin:           1rem 0 2rem;
}

.pipeline-row {
  display:               grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap:                   0.5rem;
  align-items:           center;
  margin:                2rem 0;
}

.pipeline-step {
  display:          flex;
  flex-direction:   column;
  align-items:      center;
  text-align:       center;
  background-color: var(--color-accent-light);
  border:           1px solid var(--color-border);
  border-radius:    6px;
  padding:          1.25rem 0.75rem;
  gap:              0.4rem;
}

.pipeline-number {
  font-family:  var(--font-display);
  font-size:    1.4rem;
  color:        var(--color-accent);
  line-height:  1;
}

.pipeline-label {
  font-size:      0.8rem;
  font-weight:    700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color:          var(--color-text);
}

.pipeline-desc {
  font-size:   0.75rem;
  color:       var(--color-muted);
  line-height: 1.4;
}

.pipeline-arrow {
  font-size:   1.5rem;
  color:       var(--color-accent);
  font-weight: 300;
}

@media (max-width: 768px) {
  .pipeline-row {
    grid-template-columns: 1fr;
  }

  .pipeline-arrow {
    transform: rotate(90deg);
    text-align: center;
  }
}

/* ============================================================
   BETA BADGE
   ============================================================ */

.beta-badge {
  display:          inline-block;
  font-size:        0.65rem;
  font-weight:      700;
  text-transform:   uppercase;
  letter-spacing:   0.1em;
  color:            white;
  background-color: var(--color-accent);
  padding:          0.15rem 0.5rem;
  border-radius:    2rem;
  vertical-align:   middle;
  margin-right:     0.3rem;
}

.nav-footer {
  font-size:  0.8rem;
  color:      var(--color-muted);
  padding:    1.25rem;
  text-align: center;
  border-top: 1px solid var(--color-border);
}