/* =====================================================
   CLEAN OJS CSS FOR PHYSICS JOURNAL
   Soft layout / clear look / small sidebar image hover
   ===================================================== */

:root{
  --primary:#0c4a7c;
  --primary-dark:#08385f;
  --secondary:#1b9cc5;
  --accent:#4fc3e0;
  --bg:#f7f9fc;
  --white:#ffffff;
  --text:#1f2d3d;
  --muted:#5f6f82;
  --border:#d9e2ec;
  --soft:#eef5fb;
}

/* ---------------- GLOBAL ---------------- */
*{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Segoe UI", Arial, sans-serif;
  font-size:16px;
  line-height:1.75;
}

a{
  color:var(--primary);
  text-decoration:none;
  transition:all .25s ease;
}

a:hover,
a:focus{
  color:var(--secondary);
  text-decoration:none;
}

img{
  max-width:100%;
  height:auto;
}

/* ---------------- HEADER ---------------- */
.pkp_structure_head,
.pkp_head_wrapper,
.pkp_navigation_primary_wrapper,
.pkp_site_name_wrapper{
  background:#f9fbfd !important;
  border-bottom:1px solid var(--border) !important;
  box-shadow:none !important;
}

.pkp_site_name,
.pkp_site_name a{
  color:var(--primary-dark) !important;
  font-weight:700;
}

.pkp_site_name img{
  max-height:72px;
  width:auto;
  background:transparent;
  padding:0;
  border:none;
  box-shadow:none;
}

/* ---------------- TOP USER LINKS ---------------- */
.pkp_navigation_user_wrapper a,
.pkp_navigation_user a{
  color:var(--primary-dark) !important;
  font-weight:500;
}

.pkp_navigation_user_wrapper a:hover,
.pkp_navigation_user a:hover{
  color:var(--secondary) !important;
}

/* ---------------- MAIN NAV ---------------- */
.pkp_navigation_primary,
.pkp_nav_list{
  background:transparent !important;
  border:none !important;
}

.pkp_navigation_primary > li > a,
.pkp_nav_list > li > a{
  color:var(--text) !important;
  font-weight:600;
  font-size:15px;
  padding:14px 16px !important;
  border-radius:20px;
  transition:all .25s ease;
}

.pkp_navigation_primary > li > a:hover,
.pkp_nav_list > li > a:hover,
.pkp_navigation_primary > li > a:focus,
.pkp_nav_list > li > a:focus{
  color:var(--secondary) !important;
  background:#edf7fc !important;
}

/* dropdown */
.pkp_navigation_primary .dropdown-menu,
.pkp_nav_list ul{
  background:#fff !important;
  border:1px solid var(--border) !important;
  border-radius:10px !important;
  box-shadow:0 6px 18px rgba(10,30,60,.08) !important;
  padding:6px 0 !important;
}

.pkp_navigation_primary .dropdown-menu a,
.pkp_nav_list ul a{
  color:var(--text) !important;
  padding:10px 14px !important;
  display:block;
}

.pkp_navigation_primary .dropdown-menu a:hover,
.pkp_nav_list ul a:hover{
  background:#f2f8fc !important;
  color:var(--secondary) !important;
}

/* ---------------- SEARCH ---------------- */
.pkp_navigation_search_wrapper a,
.pkp_head_wrapper .pkp_search{
  color:var(--primary-dark) !important;
  font-weight:600;
}

.pkp_navigation_search_wrapper a:hover,
.pkp_head_wrapper .pkp_search:hover{
  color:var(--secondary) !important;
}

/* ---------------- MAIN LAYOUT ---------------- */
.pkp_structure_content,
.page,
.page_index_journal{
  background:var(--bg) !important;
}

.pkp_structure_main{
  background:transparent !important;
  padding:26px 28px !important;
}

.pkp_structure_sidebar{
  background:#fbfcfe;
  padding:24px 20px !important;
  border-left:1px solid var(--border);
}

/* ---------------- HOME SECTIONS ---------------- */
.page_index_journal .homepage_about,
.page_index_journal .current_issue{
  background:transparent !important;
  border:none !important;
  box-shadow:none !important;
  padding:0 !important;
  margin-bottom:34px !important;
}

/* ---------------- HEADINGS ---------------- */
h1,h2,h3,h4,h5{
  color:var(--primary-dark);
  font-weight:700;
  line-height:1.35;
  margin-top:0;
}

h1{font-size:2rem;}
h2{font-size:1.7rem;}
h3{font-size:1.28rem;}

.page_index_journal h2,
.pkp_block h2,
.pkp_block h3{
  margin-bottom:18px;
}

/* ---------------- TEXT ---------------- */
p{
  color:var(--text);
  margin-bottom:1rem;
}

strong{
  color:#10263d;
}

.page_index_journal .homepage_about p{
  text-align:justify;
  color:#2c3e50;
}

/* ---------------- CURRENT ISSUE ---------------- */
.current_issue .obj_issue_summary,
.obj_issue_summary{
  background:#ffffff;
  border:1px solid #e7edf4;
  border-radius:14px;
  padding:18px;
  box-shadow:0 3px 12px rgba(20,40,80,.04);
  transition:all .25s ease;
}

.current_issue .obj_issue_summary:hover,
.obj_issue_summary:hover{
  border-color:#cfe0ee;
  box-shadow:0 8px 22px rgba(20,40,80,.07);
}

.obj_issue_summary .cover img,
.cover img{
  border-radius:10px;
  border:1px solid var(--border);
}

.obj_issue_summary .title,
.obj_issue_summary .title a,
.current_issue h2 a{
  color:var(--primary-dark) !important;
  font-weight:700;
}

.obj_issue_summary .title a:hover,
.current_issue h2 a:hover{
  color:var(--secondary) !important;
}

/* ---------------- ARTICLE LIST ---------------- */
.obj_article_summary{
  background:#fff;
  border:1px solid #e8eef5;
  border-radius:12px;
  padding:16px 18px;
  margin-bottom:14px;
  transition:all .25s ease;
}

.obj_article_summary:hover{
  background:#fcfeff;
  border-color:#d7e6f2;
}

.obj_article_summary h3 a,
.obj_article_summary .title a{
  color:var(--primary-dark) !important;
}

.obj_article_summary h3 a:hover,
.obj_article_summary .title a:hover{
  color:var(--secondary) !important;
}

/* ---------------- SIDEBAR BLOCKS ---------------- */
.pkp_block{
  background:transparent;
  border:none;
  border-radius:0;
  box-shadow:none;
  padding:0;
  margin-bottom:28px;
}

.pkp_block .title,
.pkp_block h2,
.pkp_block h3{
  color:var(--primary-dark);
  font-size:1.15rem;
  font-weight:700;
}

.pkp_block ul{
  list-style:none;
  padding:0;
  margin:0;
}

.pkp_block li{
  margin-bottom:10px;
  color:var(--muted);
}

.pkp_block p,
.pkp_block div,
.pkp_block li{
  font-size:15px;
  line-height:1.8;
}

/* ---------------- SIDEBAR IMAGES SMALL + HOVER ---------------- */
.pkp_block img,
.block_custom img,
.sidebar img{
  display:block;
  max-width:140px;
  width:100%;
  height:auto;
  margin:10px 0;
  border-radius:8px;
  border:1px solid var(--border);
  background:#fff;
  padding:4px;
  transition:transform .25s ease, border-color .25s ease, opacity .25s ease;
}

.pkp_block img:hover,
.block_custom img:hover,
.sidebar img:hover{
  transform:scale(1.06);
  border-color:var(--secondary);
  opacity:.95;
}

/* ---------------- BUTTONS ---------------- */
button,
input[type="submit"],
input[type="button"],
a.button,
.cmp_button,
.block_make_submission a,
.obj_issue_summary .read_more,
.obj_article_summary .read_more{
  display:inline-block;
  background:var(--primary);
  color:#fff !important;
  border:1px solid var(--primary);
  border-radius:8px !important;
  padding:10px 18px !important;
  font-weight:700;
  box-shadow:none !important;
  transition:all .25s ease;
}

button:hover,
input[type="submit"]:hover,
input[type="button"]:hover,
a.button:hover,
.cmp_button:hover,
.block_make_submission a:hover,
.obj_issue_summary .read_more:hover,
.obj_article_summary .read_more:hover{
  background:var(--secondary) !important;
  border-color:var(--secondary) !important;
  color:#fff !important;
}

/* ---------------- FORMS ---------------- */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="search"],
select,
textarea{
  width:100%;
  background:#fff;
  border:1px solid var(--border);
  border-radius:8px;
  padding:12px 14px;
  color:var(--text);
  box-shadow:none !important;
  transition:all .25s ease;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
input[type="search"]:focus,
select:focus,
textarea:focus{
  outline:none;
  border-color:var(--secondary);
  background:#fbfeff;
}

/* ---------------- TABLES ---------------- */
table{
  width:100%;
  border-collapse:collapse;
  background:#fff;
  border:1px solid var(--border);
  border-radius:10px;
  overflow:hidden;
}

table th{
  background:var(--primary);
  color:#fff;
  padding:12px;
  text-align:left;
}

table td{
  padding:12px;
  border-top:1px solid #e7edf3;
}

table tr:hover td{
  background:#f7fbfe;
}

/* ---------------- BREADCRUMB ---------------- */
.cmp_breadcrumbs,
.pkp_breadcrumbs{
  background:#fff;
  border:1px solid var(--border);
  border-radius:8px;
  padding:10px 14px;
  box-shadow:none !important;
}

.cmp_breadcrumbs a,
.pkp_breadcrumbs a{
  color:var(--primary);
}

.cmp_breadcrumbs a:hover,
.pkp_breadcrumbs a:hover{
  color:var(--secondary);
}

/* ---------------- PDF LINKS ---------------- */
.obj_galley_link,
.galleys_links a,
a.file{
  display:inline-block;
  background:#f1f7fc;
  color:var(--primary-dark) !important;
  border:1px solid var(--border);
  border-radius:8px;
  padding:8px 13px;
  transition:all .25s ease;
}

.obj_galley_link:hover,
.galleys_links a:hover,
a.file:hover{
  background:var(--secondary);
  border-color:var(--secondary);
  color:#fff !important;
}

/* ---------------- ANNOUNCEMENT ---------------- */
.cmp_notification,
.cmp_announcements{
  background:#fff;
  border:1px solid var(--border);
  border-radius:10px;
  padding:16px 18px;
  box-shadow:none;
}

/* ---------------- PAGINATION ---------------- */
.cmp_pagination a,
.page_links a{
  display:inline-block;
  padding:8px 12px;
  margin:0 4px 4px 0;
  background:#fff;
  color:var(--primary);
  border:1px solid var(--border);
  border-radius:8px;
}

.cmp_pagination a:hover,
.page_links a:hover,
.cmp_pagination .current,
.page_links .current{
  background:var(--primary);
  color:#fff !important;
  border-color:var(--primary);
}

/* ---------------- FOOTER ---------------- */
.pkp_structure_footer_wrapper,
.pkp_footer_content,
footer{
  background:#eef4fa !important;
  color:var(--text) !important;
  border-top:1px solid var(--border) !important;
  text-align:center;
  padding:24px 18px !important;
}

.pkp_footer_content a,
footer a{
  color:var(--primary) !important;
  font-weight:600;
}

.pkp_footer_content a:hover,
footer a:hover{
  color:var(--secondary) !important;
}

.pkp_brand_footer,
.pkp_brand_footer img{
  display:none !important;
}

/* ---------------- RESPONSIVE ---------------- */
@media (max-width: 991px){
  .pkp_structure_main{
    padding:20px 18px !important;
  }

  .pkp_structure_sidebar{
    border-left:none;
    border-top:1px solid var(--border);
    padding:20px 18px !important;
  }

  h1{font-size:1.75rem;}
  h2{font-size:1.45rem;}
  h3{font-size:1.18rem;}
}

@media (max-width: 768px){
  body{
    font-size:15px;
  }

  .pkp_site_name img{
    max-height:60px;
  }

  button,
  input[type="submit"],
  input[type="button"],
  a.button,
  .cmp_button,
  .block_make_submission a{
    width:100%;
    text-align:center;
  }

  .pkp_block img,
  .block_custom img,
  .sidebar img{
    max-width:110px;
  }
}