/* ==========================================================
   JOURNAL OF BIOLOGICAL AND CHEMICAL SCIENCES — STYLESHEET
   Clean academic design + dark mode via CSS variables.
   ========================================================== */

:root {
    --color-primary: #2f6d3c;       /* deep botanical green */
    --color-primary-dark: #234f2c;
    --color-accent: #6b3fa0;        /* a chemistry-purple accent */
    --color-text: #222222;
    --color-muted: #666666;
    --color-border: #e2e2e2;
    --color-bg: #ffffff;
    --color-bg-soft: #f6f8f6;
    --color-card: #ffffff;
    --font-heading: Georgia, 'Times New Roman', serif;
    --font-body: 'Segoe UI', Arial, sans-serif;
    --max-width: 1140px;
    --color-primary-light: #e8f5e9;
}

html[data-theme="dark"] {
    --color-text: #e8e8e8;
    --color-muted: #a0a0a0;
    --color-border: #333333;
    --color-bg: #14171a;
    --color-bg-soft: #1c2023;
    --color-card: #1c2023;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    font-size: 16px;
    transition: background 0.2s ease, color 0.2s ease;
}

h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-text); line-height: 1.3; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ---------------- NAVBAR ---------------- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}
.navbar .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
    gap: 16px;
}
.brand { font-family: var(--font-heading); font-size: 1.25rem; font-weight: bold; color: var(--color-primary); }
.brand span { color: var(--color-muted); font-weight: normal; font-size: 0.78rem; display: block; }

.nav-links { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.nav-links a { color: var(--color-text); font-size: 0.93rem; }
.nav-links a:hover { color: var(--color-primary); text-decoration: none; }
.nav-links a[aria-current="page"] { color: var(--color-primary); font-weight: 600; }

.dropdown { position: relative; }
.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    min-width: 180px;
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}
.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu a { display: block; padding: 10px 16px; color: var(--color-text); border-bottom: 1px solid var(--color-border); }
.dropdown-menu a:last-child { border-bottom: none; }

.btn { display: inline-block; padding: 10px 20px; border-radius: 4px; font-size: 0.93rem; cursor: pointer; border: none; text-align: center; }
.btn-primary { background: var(--color-primary); color: #fff !important; }
.btn-primary:hover { background: var(--color-primary-dark); text-decoration: none; }
.btn-outline { background: transparent; border: 1px solid var(--color-primary); color: var(--color-primary) !important; }

.icon-btn {
    background: none; border: none; cursor: pointer; font-size: 1.2rem;
    color: var(--color-text); position: relative; padding: 4px;
}
.badge {
    position: absolute; top: -4px; right: -6px;
    background: var(--color-accent); color: #fff; font-size: 0.65rem;
    border-radius: 50%; width: 16px; height: 16px;
    display: flex; align-items: center; justify-content: center;
}

.hamburger { display: none; flex-direction: column; gap: 4px; cursor: pointer; background: none; border: none; }
.hamburger span { width: 24px; height: 2px; background: var(--color-text); }

/* ---------------- HERO ---------------- */
.hero { background: linear-gradient(180deg, var(--color-bg-soft), var(--color-bg)); padding: 70px 20px; text-align: center; border-bottom: 1px solid var(--color-border); }
.hero h1 { font-size: 2.3rem; margin-bottom: 10px; }
.hero p.tagline { color: var(--color-muted); font-size: 1.1rem; max-width: 640px; margin: 0 auto 26px; }
.hero-search { max-width: 480px; margin: 0 auto 24px; display: flex; gap: 8px; }
.hero-search input {
    flex: 1; padding: 12px 16px; border: 1px solid var(--color-border);
    border-radius: 4px; font-size: 0.95rem; background: var(--color-card); color: var(--color-text);
}

/* ---------------- SECTIONS ---------------- */
section { padding: 50px 20px; }
.section-title { font-size: 1.6rem; margin-bottom: 26px; border-left: 4px solid var(--color-primary); padding-left: 12px; }
.soft-bg { background: var(--color-bg-soft); }

/* ---------------- ARTICLE CARDS ---------------- */
.article-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.article-card {
    border: 1px solid var(--color-border); border-radius: 6px; padding: 20px;
    background: var(--color-card); transition: box-shadow 0.2s ease; display: flex; flex-direction: column;
}
.article-card:hover { box-shadow: 0 6px 18px rgba(0,0,0,0.1); }
.article-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.article-card .meta { color: var(--color-muted); font-size: 0.84rem; margin-bottom: 10px; }
.article-card .abstract {
    font-size: 0.9rem; color: var(--color-text); flex-grow: 1; margin-bottom: 14px;
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.tag {
    display: inline-block; background: var(--color-bg-soft); border: 1px solid var(--color-border);
    color: var(--color-muted); padding: 3px 10px; border-radius: 12px; font-size: 0.74rem; margin-bottom: 10px;
}
.file-tag { font-size: 0.7rem; text-transform: uppercase; background: var(--color-accent); color: #fff; padding: 2px 8px; border-radius: 3px; margin-left: 6px; }

.status-badge { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 0.74rem; font-weight: bold; text-transform: capitalize; }
.status-pending { background: #fff3cd; color: #856404; }
.status-approved { background: #d4edda; color: #155724; }
.status-rejected { background: #f8d7da; color: #721c24; }

/* ---------------- CFP BANNER ---------------- */
.cfp-banner { background: var(--color-primary); color: #fff; padding: 40px 20px; text-align: center; }
.cfp-banner h2 { color: #fff; margin-bottom: 12px; }
.cfp-banner .btn-outline { border-color: #fff; color: #fff !important; }
.cfp-banner .btn-outline:hover { background: rgba(255,255,255,0.15); }

/* ---------------- CATEGORY PILLS ---------------- */
.category-list { display: flex; flex-wrap: wrap; gap: 12px; }
.category-list a {
    background: var(--color-card); border: 1px solid var(--color-border); color: var(--color-text);
    padding: 8px 16px; border-radius: 20px; font-size: 0.88rem;
}
.category-list a:hover { border-color: var(--color-primary); color: var(--color-primary); text-decoration: none; }

/* ---------------- FORMS ---------------- */
.form-box { max-width: 560px; margin: 0 auto; background: var(--color-card); border: 1px solid var(--color-border); padding: 32px; border-radius: 6px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 0.9rem; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 10px 12px; border: 1px solid var(--color-border); border-radius: 4px;
    font-family: inherit; font-size: 0.95rem; background: var(--color-bg); color: var(--color-text);
}
.form-group textarea { min-height: 130px; resize: vertical; }
.form-note { font-size: 0.82rem; color: var(--color-muted); margin-top: 4px; }

.alert { padding: 12px 16px; border-radius: 4px; margin-bottom: 18px; font-size: 0.9rem; }
.alert-success { background: #d4edda; color: #155724; }
.alert-error { background: #f8d7da; color: #721c24; }
.alert-info { background: #d1ecf1; color: #0c5460; }

/* ---------------- TABLES ---------------- */
table { width: 100%; border-collapse: collapse; background: var(--color-card); }
th, td { border: 1px solid var(--color-border); padding: 10px 12px; text-align: left; font-size: 0.88rem; }
th { background: var(--color-bg-soft); }
.table-wrap { overflow-x: auto; }

.action-btn { padding: 6px 12px; font-size: 0.78rem; border-radius: 4px; border: none; cursor: pointer; color: #fff; margin-right: 4px; margin-bottom: 4px; }
.approve-btn { background: #2e7d32; }
.reject-btn { background: #c62828; }
.delete-btn { background: #555; }

/* ---------------- DASHBOARD ---------------- */
.dash-layout { display: flex; gap: 30px; align-items: flex-start; }
.dash-sidebar { width: 220px; background: var(--color-bg-soft); border: 1px solid var(--color-border); border-radius: 6px; padding: 20px; }
.dash-sidebar a { display: block; padding: 8px 0; color: var(--color-text); }
.dash-sidebar a:hover { color: var(--color-primary); }
.dash-content { flex: 1; min-width: 0; }
.stat-cards { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 30px; }
.stat-card { background: var(--color-card); border: 1px solid var(--color-border); border-radius: 6px; padding: 20px; flex: 1; min-width: 150px; text-align: center; }
.stat-card .num { font-size: 2rem; font-weight: bold; color: var(--color-primary); }
.stat-card .label { color: var(--color-muted); font-size: 0.83rem; }

/* ---------------- NOTIFICATIONS DROPDOWN ---------------- */
.notif-wrapper { position: relative; }
.notif-dropdown {
    display: none; position: absolute; right: 0; top: 130%; width: 300px;
    background: var(--color-card); border: 1px solid var(--color-border); border-radius: 6px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15); z-index: 200; max-height: 360px; overflow-y: auto;
}
.notif-dropdown.open { display: block; }
.notif-item { padding: 12px 16px; border-bottom: 1px solid var(--color-border); font-size: 0.85rem; }
.notif-item:last-child { border-bottom: none; }
.notif-item.unread { background: var(--color-bg-soft); }
.notif-item .time { color: var(--color-muted); font-size: 0.75rem; display: block; margin-top: 4px; }
.notif-empty { padding: 20px; text-align: center; color: var(--color-muted); font-size: 0.85rem; }

/* ---------------- FOOTER ---------------- */
footer { background: #14171a; color: #ccc; padding: 40px 20px 20px; margin-top: 40px; }
.footer-inner { max-width: var(--max-width); margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px; }
footer h4 { color: #fff; margin-bottom: 12px; font-size: 1rem; }
footer a { color: #ccc; font-size: 0.86rem; }
footer a:hover { color: #fff; }
.footer-bottom { text-align: center; margin-top: 30px; padding-top: 20px; border-top: 1px solid #333; font-size: 0.8rem; color: #999; }

/* ---------------- SEARCH / FILTER BAR ---------------- */
.filter-bar { display: flex; gap: 12px; margin-bottom: 30px; flex-wrap: wrap; }
.filter-bar input, .filter-bar select {
    padding: 10px 12px; border: 1px solid var(--color-border); border-radius: 4px; font-size: 0.9rem;
    background: var(--color-bg); color: var(--color-text);
}
.filter-bar input { flex: 1; min-width: 200px; }

/* ---------------- PAGINATION ---------------- */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 30px; }
.pagination a, .pagination span { padding: 8px 14px; border: 1px solid var(--color-border); border-radius: 4px; color: var(--color-text); font-size: 0.9rem; }
.pagination .active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---------------- ARTICLE DETAIL ---------------- */
.article-detail { max-width: 800px; margin: 0 auto; }
.article-detail h1 { font-size: 1.85rem; margin-bottom: 10px; }
.article-detail .meta { color: var(--color-muted); margin-bottom: 20px; }
.article-detail .abstract-box { background: var(--color-bg-soft); padding: 20px; border-left: 4px solid var(--color-primary); margin-bottom: 24px; }

/* ---------------- RESPONSIVE ---------------- */
@media (max-width: 860px) {
    .dash-layout { flex-direction: column; }
    .dash-sidebar { width: 100%; }
}
@media (max-width: 768px) {
    .hamburger { display: flex; }
    .nav-links {
        display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-bg);
        flex-direction: column; align-items: flex-start; padding: 10px 20px 20px;
        border-bottom: 1px solid var(--color-border); gap: 12px;
    }
    .nav-links.open { display: flex; }
    .dropdown-menu { position: static; border: none; box-shadow: none; padding-left: 12px; }
    .hero h1 { font-size: 1.7rem; }
    .notif-dropdown { width: 260px; right: -60px; }
}
.issn-box {
    font-size: 0.8rem;
    color: #ccc;
    margin-top: 12px;
    padding: 10px 12px;
    border-left: 3px solid #2f6d3c;
    background: rgba(255,255,255,0.05);
}

.issn-box strong {
    color: #fff;
}
.journal-stats {
    background: #fff;
    padding: 40px 20px;
    border-top: 1px solid #ddd;
    border-bottom: 1px solid #ddd;
}

.stats-container {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    max-width: 1100px;
    margin: auto;
    flex-wrap: wrap;
}

.stat-box {
    flex: 1;
    min-width: 200px;
    border-left: 3px solid #8e44ad; /* purple line */
    padding-left: 15px;
}

.stat-box h3 {
    font-size: 28px;
    margin-bottom: 5px;
    color: #222;
}

.stat-box p {
    font-size: 14px;
    color: #555;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo {
    height: 45px;
    width: auto;
}

.logo-text strong {
    font-size: 20px;
    color: #2e7d32;
}

.logo-text span {
    display: block;
    font-size: 13px;
    color: #555;
}
@media (max-width: 768px) {

    .brand {
        gap: 8px;
    }

    .logo {
        height: 35px;  /* chhota kar diya */
    }

    .logo-text span {
        display: none;   /* ❗ long text hide */
    }

    .logo-text strong {
        font-size: 16px;
    }
}
@media (max-width: 768px) {

    .hero {
        padding: 40px 15px;   /* पहले 70px था */
    }

    .hero h1 {
        font-size: 1.4rem;
    }

    .hero p {
        font-size: 0.9rem;
    }

    .hero-search {
        flex-direction: column;
    }

    .hero-search input,
    .hero-search button {
        width: 100%;
    }
}
.hero img {
    max-width: 100%;
    height: auto;
}

@media (max-width: 768px) {
    .hero img {
        max-height: 180px;
        margin: auto;
    }
}
@media (max-width: 768px) {

    .brand {
        gap: 8px;
    }

    .logo {
        height: 32px;   /* 🔥 छोटा logo */
    }

    .logo-text span {
        display: none;  /* 🔥 long text hide */
    }

    .logo-text strong {
        font-size: 15px;
    }

}
/* =========================
   Base Layout
========================= */

body {
    margin: 0;
    font-family: "Segoe UI", Roboto, Arial, sans-serif;
    background: #f6fbf8;
    color: #1f2d3d;
    line-height: 1.6;
}

/* =========================
   Hero Section
========================= */

.page-hero {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: #fff;
    padding: 60px 20px;
    text-align: center;
}

.page-title {
    font-size: 38px;
    margin-bottom: 10px;
    font-weight: 700;
}

.page-subtitle {
    max-width: 800px;
    margin: 0 auto;
    font-size: 16px;
    opacity: 0.9;
}

/* =========================
   Card Layout
========================= */

.guide-card {
    background: #ffffff;
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border-top: 4px solid var(--color-primary);
}

/* =========================
   Headings
========================= */

.guide-block h2,
.guide-intro h2 {
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--color-primary-dark);
}

/* =========================
   Lists
========================= */

.guide-list li {
    margin-bottom: 10px;
    color: #374151;
}

/* =========================
   Divider
========================= */

hr {
    border: none;
    height: 1px;
    background: #d1fae5;
    margin: 25px 0;
}

/* =========================
   Download Box
========================= */

.download-box {
    margin-top: 30px;
    padding: 25px;
    border-radius: 10px;
    background: var(--color-primary-light);
    border-left: 5px solid var(--color-primary);
}

.download-box h3 {
    margin: 0 0 8px;
    color: var(--color-primary-dark);
}

/* =========================
   Button
========================= */

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
}
.content-section {
    padding: 60px 20px;
    background: #f9fbfa;
}



.top-ticker {
    background: #0b3d5c;
    overflow: hidden;
    white-space: nowrap;
    padding: 6px 0;
}

/* track */
.ticker-track {
    display: flex;
    width: max-content;
    animation: tickerMove 12s linear infinite;
}

/* content */
.ticker-content {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    font-size: 18px;
    padding-right: 60px;
    font-weight: 500;
}

/* badge */
.badge {
    background-color: red;
    color: #fff;
    font-size: 15px;
    padding: 4px 8px;
    border-radius: 5px;
    font-weight: 600;
}

/* smooth infinite */
@keyframes tickerMove {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}