@import url('https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@400;700&display=swap');

:root {
    --primary: #385E32;
    /* Deep Forest */
    --on-primary: #FFFFFF;
    --background: #F5F2EB;
    /* Canvas */
    --surface: #FFFFFF;
    /* Crisp White */
    --footer-bg: #E0DCD1;
    /* Stone Beige */
    --secondary: var(--footer-bg);
    --text-high: #222423;
    /* Iron Grey */
    --text-low: #5C615D;
    /* Olive Grey */
    --accent: #A67B5B;
    /* Warm Earth (optional) */
    --accent-gold: #F59E0B;
    /* Amber/Gold */
    --outline: #707973;
}

html,
body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-high);
    background: var(--background);
    line-height: 1.7;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Skip link */
.skip-link {
    position: absolute;
    left: -999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.skip-link:focus {
    left: 10px;
    top: 10px;
    width: auto;
    height: auto;
    padding: 8px 12px;
    background: var(--primary);
    color: var(--on-primary);
    z-index: 9999;
    border-radius: 4px;
    text-decoration: none;
}

.nav-bar {
    background: var(--surface);
    padding: 18px 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.logo {
    height: 70px;
    margin-right: 30px;
    width: auto;
}

.nav-bar a {
    color: var(--text-high);
    text-decoration: none;
    margin: 0 20px;
    font-weight: 600;
    font-size: 1.05em;
    transition: color 0.18s ease, transform 0.12s ease;
}

.nav-bar a:hover,
.nav-bar a:focus {
    color: var(--primary);
    text-decoration: none;
    outline: none;
}

.nav-bar a.active {
    background: var(--primary);
    color: var(--on-primary);
    border-radius: 6px;
    padding: 8px 18px;
}

/* Containers */
.container {
    max-width: 900px;
    margin: 60px auto;
    padding: 40px;
    background: var(--surface);
    border-radius: 8px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
}

/* Titles & Text */
h1 {
    color: #2c3e50;
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 2.8em;
    margin-bottom: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

h2 {
    color: var(--text-high);
    font-family: 'Roboto Condensed', sans-serif;
    margin-top: 40px;
    font-size: 1.8em;
    font-weight: 600;
}

p,
ul {
    font-size: 1.05em;
    color: var(--text-low);
    line-height: 1.8;
}

.contact-box {
    background-color: var(--secondary);
    padding: 30px;
    border-radius: 8px;
    margin-top: 40px;
    border-left: 5px solid var(--primary);
}

.footer {
    text-align: center;
    margin-top: 60px;
    font-size: 0.95em;
    color: var(--text-high);
    background: var(--footer-bg);
    padding: 18px 0;
}

/* Specimen / Card */
.specimen-card {
    background: var(--surface);
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.06);
    max-width: 800px;
    margin: 0 auto 50px auto;
    position: relative;
    overflow: hidden;
}

.tag {
    background-color: var(--secondary);
    color: var(--text-high);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.75em;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.specimen-img {
    width: 100%;
    height: auto;
    border-radius: 6px;
    border: 1px solid var(--outline);
}

.caption {
    margin-top: 20px;
    font-style: italic;
    color: #666;
    font-size: 1em;
    line-height: 1.6;
}

/* Buttons */
.btn {
    display: inline-block;
    background: var(--primary);
    color: var(--on-primary);
    padding: 12px 28px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 700;
    font-size: 1.0em;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
    box-shadow: 0 4px 10px rgba(46, 82, 51, 0.12);
}

.btn:hover,
.btn:focus {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(46, 82, 51, 0.18);
    outline: none;
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--accent-gold);
    border: 2px solid var(--accent-gold);
    padding: 10px 26px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 700;
    font-size: 1.0em;
    transition: all 0.12s ease;
    margin-left: 10px;
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: var(--accent-gold);
    color: var(--surface);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
    outline: none;
}

.btn-card {
    background: var(--primary);
    color: var(--on-primary);
    padding: 6px 12px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.85em;
    font-weight: 600;
    display: inline-block;
    transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.btn-card:hover,
.btn-card:focus {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(46, 82, 51, 0.15);
    color: var(--on-primary);
    text-decoration: none;
}

/* Utility */
.sheet-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-top: 20px;
}

.sheet-wrapper iframe {
    width: 100%;
    height: 85vh;
    min-height: 600px;
    border: 1px solid var(--outline);
    border-radius: 8px;
    background: var(--surface);
}

/* Hero + Homepage specific styles */
.hero-wrap {
    position: relative;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2)), url('../img/main_background.jpg') center/cover no-repeat;
    min-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-panel {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(4px);
    padding: 36px 48px;
    border-radius: 8px;
    text-align: center;
    max-width: 760px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.hero-panel h1 {
    margin: 0 0 12px 0;
    font-size: 3.2rem;
    color: var(--text-high);
    letter-spacing: 2px;
}

.hero-panel .subtitle {
    color: var(--text-low);
    margin: 0 0 18px 0;
    font-size: 1.05rem;
}

.btn-explore {
    display: inline-block;
    background: var(--primary);
    color: var(--on-primary);
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 6px 18px rgba(46, 82, 51, 0.12);
}

.search-strip {
    display: flex;
    justify-content: center;
    margin-top: -36px;
    position: relative;
    z-index: 20;
}

.search-box {
    background: var(--surface);
    width: min(760px, 92%);
    border-radius: 10px;
    padding: 14px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
    display: flex;
    gap: 8px;
    align-items: center;
}

.search-box input[type="search"] {
    flex: 1;
    border: none;
    padding: 14px;
    font-size: 1rem;
    color: var(--text-high);
    background: transparent;
    outline: none;
}

.search-box button {
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    padding: 10px 18px;
    border-radius: 6px;
    font-weight: 700;
    cursor: pointer;
}

.featured {
    margin: 36px auto;
    max-width: 1100px;
}

.featured h2 {
    margin-bottom: 18px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.card {
    background: var(--surface);
    border-radius: 12px;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    padding: 12px;
    display: flex;
    flex-direction: column;

}

.card img {
    width: 100%;
    height: 120px;
    object-fit: contain;
    object-position: center;
    border-radius: 8px;
    background-color: #f8f9fa;
}

.card .card-body {
    padding: 12px 6px 6px 6px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card .card-title {
    font-weight: 700;
    color: var(--text-high);
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.card .card-meta {
    color: var(--text-low);
    font-size: 0.85rem;
}

.card .card-icon {
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: var(--on-primary);
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

@media (max-width: 1000px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 560px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }

    .hero-panel h1 {
        font-size: 2rem;
    }
}

@media (max-width: 600px) {
    .nav-bar {
        flex-direction: column;
        padding: 20px 10px;
    }

    .nav-bar a {
        margin: 10px 0;
        display: block;
        font-size: 1.2em;
    }

    .logo {
        margin-right: 0;
        margin-bottom: 10px;
    }

    .container {
        margin: 10px;
        padding: 20px;
        width: auto;
    }

    h1 {
        font-size: 1.8em;
    }
}

/* Screen-reader helper */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Page-specific: methods.html */
.spec-box {
    background: linear-gradient(135deg, #fbfcfb 0%, #f5f7f5 100%);
    padding: 25px 30px;
    border-radius: 12px;
    margin: 25px 0;
    border-left: 5px solid var(--secondary);
    box-shadow: 0 5px 15px rgba(46, 82, 51, 0.06);
}

.spec-box p {
    margin-bottom: 12px;
}

.spec-box p:last-child {
    margin-bottom: 0;
}

.spec-box strong {
    color: var(--accent);
    font-weight: 700;
}

/* Protocol Steps */
.protocol-steps {
    counter-reset: step-counter;
    list-style: none;
    padding: 0;
}

.protocol-steps li {
    counter-increment: step-counter;
    padding: 20px 20px 20px 70px;
    margin: 20px 0;
    background: linear-gradient(135deg, #fbfcfb 0%, #f5f7f5 100%);
    border-radius: 10px;
    position: relative;
    border-left: 4px solid var(--secondary);
}

.protocol-steps li:before {
    content: counter(step-counter);
    position: absolute;
    left: 20px;
    top: 20px;
    background: var(--primary);
    color: var(--on-primary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1em;
}

/* Tables used in methods */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border-radius: 10px;
    overflow: hidden;
}

th {
    background: var(--primary);
    color: var(--on-primary);
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

td {
    padding: 15px;
    border-bottom: 1px solid var(--outline);
    color: var(--text-low);
}

tr:last-child td {
    border-bottom: none;
}

tr:nth-child(even) {
    background: #f8f9fa;
}

/* Best Practice box */
.best-practice {
    background: linear-gradient(135deg, #e0fbfc 0%, #c7ecee 100%);
    padding: 25px 30px;
    border-radius: 12px;
    margin: 30px 0;
    border: 3px solid #94d2bd;
}

.best-practice h3 {
    margin-top: 0;
    color: #005f73;
    display: flex;
    align-items: center;
    gap: 10px;
}

.best-practice ul {
    margin: 15px 0 0 0;
    padding-left: 25px;
}

.best-practice li {
    margin: 10px 0;
    color: #2c3e50;
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        padding: 15px 20px;
        gap: 15px;
    }

    .logo-section {
        flex-direction: column;
        gap: 10px;
    }

    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: 8px;
    }

    .nav-bar a {
        display: block;
        text-align: center;
        padding: 14px;
        font-size: 1.1em;
    }

    .container {
        margin: 20px 15px;
        padding: 30px 25px;
    }

    h1 {
        font-size: 2.2em;
    }

    h2 {
        font-size: 1.6em;
    }

    .protocol-steps li {
        padding: 20px 20px 20px 60px;
    }

    table {
        font-size: 0.9em;
    }

    th,
    td {
        padding: 10px;
    }
}

/* Utility classes to replace inline styles */
.right-end {
    display: flex;
    justify-content: flex-end;
    margin-top: 8px;
}

.center-cta {
    margin-top: 28px;
    text-align: center;
}

.cc-img {
    border-width: 0;
    margin-bottom: 5px;
}

.text-italic {
    font-style: italic;
    margin: 0;
}

.muted-small {
    margin-top: 15px;
    color: var(--text-low);
    font-size: 0.95em;
}

.cite-block {
    background: var(--surface);
    border-left: 5px solid var(--outline);
    margin: 10px 0;
    padding: 10px;
    font-style: italic;
    color: var(--text-low);
}

.spaced-top {
    margin-top: 24px;
}

.input-collection-search {
    padding: 8px;
    margin-left: 8px;
    color: var(--text-high);
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: 6px;
}

.collection-container {
    margin-top: 20px;
}

.status-published,
.status-processed {
    color: var(--primary);
    font-weight: bold;
}

.status-not-scanned {
    color: var(--text-low);
}

/* Page-specific: 404.html */
.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
}

.error-container {
    max-width: 600px;
    padding: 60px 40px;
    background: var(--surface);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.06);
    margin: 20px;
    text-align: center;
}

.error-code {
    font-size: 6em;
    font-weight: 700;
    margin: 0;
    color: var(--primary);
}

.error-container h1 {
    color: var(--text-high);
    font-size: 2em;
    margin: 20px 0 15px 0;
    font-weight: 600;
}

.error-container p {
    color: var(--text-low);
    font-size: 1.15em;
    margin-bottom: 35px;
}

.icon {
    font-size: 4em;
    margin-bottom: 20px;
}

.error-container .btn {
    display: inline-block;
    background: var(--primary);
    color: var(--on-primary);
    padding: 12px 28px;
    border-radius: 10px;
    font-weight: 700;
    text-decoration: none;
}

.error-container .btn:hover {
    transform: translateY(-3px);
}

@media (max-width: 768px) {
    .error-container {
        padding: 40px 25px;
    }

    .error-code {
        font-size: 4em;
    }

    .error-container h1 {
        font-size: 1.6em;
    }
}
/* --- Zenodo gallery --- */
.zenodo-controls {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 18px 0 10px 0;
}

.zenodo-meta {
  display: flex;
  gap: 10px;
  align-items: center;
}

.select {
  background: #0f1412;
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
}

.zenodo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 14px;
}

@media (max-width: 1100px) {
  .zenodo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  .zenodo-grid { grid-template-columns: 1fr; }
}

.zenodo-card {
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255,255,255,0.03);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.zenodo-thumb {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: rgba(255,255,255,0.03);
}

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

.zenodo-thumb-fallback {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-low);
  font-weight: 700;
}

.zenodo-body {
  padding: 14px 14px 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.zenodo-title {
  font-size: 1.05rem;
  line-height: 1.25;
  margin: 0;
}

.zenodo-title a { color: var(--text); text-decoration: none; }
.zenodo-title a:hover { text-decoration: underline; }

.zenodo-meta-line {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-low);
  font-size: 0.9rem;
}

.zenodo-meta-line .dot { opacity: 0.8; }

.zenodo-doi {
  color: var(--text-low);
  font-size: 0.9rem;
}

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

.zenodo-desc {
  color: var(--text-low);
  font-size: 0.95rem;
  margin: 0;
  max-height: 4.7em;
  overflow: hidden;
}

.zenodo-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.btn-small {
  padding: 8px 10px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.9rem;
}

.btn-tertiary {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  color: var(--text);
}

.zenodo-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 22px 0 0 0;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-secondary {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text);
}

.btn-secondary:hover { transform: translateY(-2px); }