* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  margin: 0;
  padding-top: 88px;
  font-family: "Segoe UI", Arial, sans-serif;
  color: #1f2937;
  line-height: 1.7;
  background: #ffffff;
}

/* Navbar */

.navbar {
  background: #006b3c;
  color: white;
  padding: 16px 7%;
  display: flex;
  justify-content: space-between;
  align-items: center;

  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;

  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.12);
}

.logo {
  background: white;
  color: #006b3c;
  font-weight: 800;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 22px;
}

.navbar ul {
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar li {
  list-style: none;
}

.navbar a {
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 14.5px;
}

.navbar a:hover {
  color: #d8f3dc;
}

/* Hero */

.hero {
  min-height: 18vh;
  background:
    linear-gradient(rgba(0, 107, 60, 0.9), rgba(8, 125, 79, 0.84)),
    url("https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=1600&q=80");
  background-size: cover;
  background-position: center;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px 20px;
}

.hero-content {
  max-width: 1550px;
}

.tagline {
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 800;
  color: #d8f3dc;
}

.hero h1 {
  font-size: 52px;
  line-height: 1.15;
  margin: 12px 0;
}

.hero p {
  font-size: 20px;
  max-width: 850px;
  margin: auto;
}

.hero-badges {
  margin-top: 28px;
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-badges span {
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 9px 16px;
  border-radius: 30px;
  font-weight: 700;
}

.hero-buttons {
  margin-top: 35px;
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.hero-buttons a {
  background: white;
  color: #006b3c;
  padding: 13px 26px;
  text-decoration: none;
  font-weight: 800;
  border-radius: 6px;
}

/* JOURNAL INFO GRID */

.journal-info-grid {

  max-width: 1200px;

  margin: 45px auto 0;

  display: grid;

  grid-template-columns: repeat(3, 1fr);

  gap: 25px;
}

.info-card {

  background: #ffffff;

  padding: 28px;

  border-radius: 14px;

  border-top: 5px solid #006b3c;

  box-shadow: 0 10px 28px rgba(0, 107, 60, 0.12);

  text-align: left;
}

.info-card h3 {

  color: #006b3c;

  margin-top: 0;

  margin-bottom: 18px;

  font-size: 22px;
}

.info-card p {

  margin: 0 0 16px 0;

  font-size: 15.5px;

  line-height: 1.8;

  text-align: justify;
}

.info-card ul {

  margin: 0;

  padding-left: 20px;
}

.info-card li {

  margin-bottom: 12px;

  line-height: 1.7;

  font-size: 15.5px;
}

@media (max-width: 950px) {

  .journal-info-grid {

    grid-template-columns: 1fr;
  }

}

#about p {
  text-align: justify;
  max-width: 1100px;
  margin: 18px auto;
  line-height: 1.9;
}

/* Sections */

.section {
  padding: 15px 8% 75px;
  text-align: center;
}

.section h2,
.contact h2 {
  color: #006b3c;
  font-size: 34px;
  margin-bottom: 20px;
}

.section p {
  max-width: 1050px;
  margin: 14px auto;
  font-size: 17px;
}

.green-light {
  background: #edf8f1;
}

/* Scope */

.scope-grid {
  max-width: 1100px;
  margin: 38px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.scope-grid div {
  background: white;
  color: #006b3c;
  padding: 16px;
  border-radius: 10px;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(0, 107, 60, 0.1);
}

/* Highlights */

.highlight-grid {
  max-width: 1100px;
  margin: 38px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.highlight-grid div {
  background: #ffffff;
  padding: 28px;
  border-radius: 14px;
  border-top: 5px solid #006b3c;
  box-shadow: 0 10px 28px rgba(0, 107, 60, 0.12);
}

.highlight-grid h3 {
  color: #006b3c;
  margin-top: 0;
}

.highlight-grid p {
  font-weight: 700;
}

/* Editorial Board */

.board-grid {
  max-width: 1200px;
  margin: 40px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.board-card {
  background: white;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(0, 107, 60, 0.12);
  border-top: 5px solid #006b3c;
}

.board-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  background: #d8f3dc;
}

.board-card h3 {
  color: #006b3c;
  margin: 18px 15px 5px;
}

.board-card p {
  margin: 0;
  font-weight: 700;
  color: #087d4f;
}

.board-card span {
  display: block;
  padding: 10px 18px 22px;
  color: #4b5563;
  font-size: 14px;
}

/* Current Issue */

.article-list {
  max-width: 1050px;
  margin: 38px auto 0;
  display: grid;
  gap: 22px;
}

.article-card {
  background: #ffffff;
  padding: 26px;
  border-left: 5px solid #006b3c;
  border-radius: 12px;
  text-align: left;
  box-shadow: 0 10px 28px rgba(0, 107, 60, 0.1);
}

.article-card h3 {
  color: #006b3c;
  margin-top: 0;
}

.article-card a {
  display: inline-block;
  background: #006b3c;
  color: white;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: 6px;
  font-weight: 700;
}

/* Archives */

.archive-grid {
  max-width: 1150px;
  margin: 40px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  text-align: left;
}

.archive-card {
  background: #ffffff;
  padding: 28px;
  border-radius: 14px;
  border-top: 5px solid #006b3c;
  box-shadow: 0 10px 28px rgba(0, 107, 60, 0.12);
}

.archive-card h3 {
  color: #006b3c;
  margin-top: 0;
  margin-bottom: 18px;
  font-size: 22px;
}

.archive-card ul {
  margin: 0;
  padding-left: 20px;
}

.archive-card li {
  margin-bottom: 14px;
  line-height: 1.7;
}

.archive-card a {
  color: #1f2937;
  text-decoration: none;
  font-weight: 600;
}

.archive-card a:hover {
  color: #006b3c;
}

.current-volume {
  background: #edf8f1;
}

.current-label {
  display: inline-block;
  background: #006b3c;
  color: #ffffff;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 14px !important;
  font-weight: 700;
  margin: 0 0 18px 0 !important;
}

@media (max-width: 950px) {
  .archive-grid {
    grid-template-columns: 1fr;
  }
}


/* Guidelines */

.guidelines {
  max-width: 900px;
  margin: 30px auto;
  text-align: left;
  font-size: 17px;
}

.guidelines li {
  margin-bottom: 12px;
}

.template-buttons {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.template-buttons a {
  background: #006b3c;
  color: white;
  text-decoration: none;
  padding: 13px 24px;
  border-radius: 6px;
  font-weight: 700;
}

/* Indexing */

.index-grid,
.ethics-grid {
  max-width: 1050px;
  margin: 38px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.index-grid span,
.ethics-grid div {
  background: #edf8f1;
  color: #006b3c;
  padding: 18px;
  border-radius: 10px;
  font-weight: 700;
}

/* Submit */

.submit-box {
  max-width: 650px;
  margin: 35px auto 0;
  background: #edf8f1;
  padding: 30px;
  border-radius: 14px;
  border-top: 5px solid #006b3c;
}

.submit-box a {
  display: inline-block;
  margin-top: 20px;
  background: #006b3c;
  color: white;
  text-decoration: none;
  padding: 13px 26px;
  border-radius: 6px;
  font-weight: 800;
}

/* Contact */

.contact {
  background: #006b3c;
  color: white;
  padding: 65px 20px;
  text-align: center;
}

.contact h2 {
  color: white;
}

footer {
  background: #004225;
  color: white;
  text-align: center;
  padding: 20px;
}

/* Responsive */

@media (max-width: 1150px) {
  body {
    padding-top: 135px;
  }

  .navbar {
    flex-direction: column;
    gap: 15px;
  }

  .navbar ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .scope-grid,
  .highlight-grid,
  .board-grid,
  .index-grid,
  .ethics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  body {
    padding-top: 175px;
  }

  .hero {
    min-height: auto;
    padding: 80px 18px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero p {
    font-size: 17px;
  }

  .section {
    padding: 50px 18px 65px;
  }

  .section h2,
  .contact h2 {
    font-size: 29px;
  }

  .scope-grid,
  .highlight-grid,
  .board-grid,
  .index-grid,
  .ethics-grid {
    grid-template-columns: 1fr;
  }
}