/* ============================================================
   NMDC v2 – Enhanced Design System
   Nabinagar Mohila Degree College
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Hind+Siliguri:wght@400;500;600;700&display=swap');

/* ============================================================
   CSS VARIABLES
   ============================================================ */
:root {
  --primary:        #004ea8;
  --primary-mid:    #0a5cb8;
  --primary-light:  #1976d2;
  --primary-pale:   #d6e9f9;
  --accent:         #c0392b;
  --accent-light:   #e74c3c;
  --accent-pale:    #fadbd8;
  --gold:           #d4ac0d;
  --gold-light:     #f7dc6f;
  --green:          #1a7a4a;
  --green-pale:     #d5f5e3;
  --text-dark:      #0d1b2a;
  --text-body:      #374151;
  --text-muted:     #6b7280;
  --text-light:     #9ca3af;
  --bg-page:        #f0f4f8;
  --bg-white:       #ffffff;
  --bg-subtle:      #f8fafc;
  --border:         #e2e8f0;
  --border-dark:    #cbd5e1;
  --shadow-xs:      0 1px 3px rgba(0,0,0,0.06);
  --shadow-sm:      0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:      0 4px 20px rgba(0,0,0,0.10);
  --shadow-lg:      0 8px 40px rgba(0,0,0,0.14);
  --shadow-xl:      0 20px 60px rgba(0,0,0,0.18);
  --radius-sm:      4px;
  --radius:         8px;
  --radius-lg:      14px;
  --radius-xl:      20px;
  --radius-full:    9999px;
  --transition:     all 0.28s cubic-bezier(0.4,0,0.2,1);
  --font-body:      'Inter', sans-serif;
  --font-heading:   'Playfair Display', serif;
  --font-ui:        'Hind Siliguri', 'Inter', sans-serif;
  --header-h:       90px;
}

/* ============================================================
   BASE RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 15px; }
body { font-family: var(--font-body); color: var(--text-body); background: var(--bg-page); overflow-x: hidden; line-height: 1.7; }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); color: var(--text-dark); line-height: 1.3; font-weight: 700; }
a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; padding: 0; margin: 0; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-body); }

/* ============================================================
   UTILITIES
   ============================================================ */
.section-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.section-heading::after {
  content: '';
  flex: 1;
  height: 2px;
  background: linear-gradient(to right, var(--border), transparent);
}
.section-heading h2 {
  font-size: 1.45rem;
  font-family: var(--font-heading);
  color: var(--primary);
  white-space: nowrap;
  position: relative;
  padding-left: 18px;
}
.section-heading h2::before {
  content: '';
  position: absolute;
  left: 0; top: 15%; bottom: 15%;
  width: 5px;
  background: var(--accent);
  border-radius: 3px;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 10px 26px;
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 13.5px;
  letter-spacing: .4px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: var(--transition);
  border: 2px solid var(--primary);
}
.btn-primary:hover { background: var(--primary-light); border-color: var(--primary-light); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,78,168,.3); }
.btn-accent {
  background: var(--accent);
  color: #fff;
  padding: 10px 26px;
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 13.5px;
  letter-spacing: .4px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: var(--transition);
  border: 2px solid var(--accent);
}
.btn-accent:hover { background: var(--accent-light); border-color: var(--accent-light); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(192,57,43,.3); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  padding: 9px 24px;
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 13.5px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: var(--transition);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-gold {
  background: var(--gold);
  color: #1a1a1a;
  padding: 12px 30px;
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}
.btn-gold:hover { background: #e5ba0e; color: #000; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(212,172,13,.4); }
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-family: var(--font-ui);
  font-weight: 700;
  letter-spacing: .5px;
  text-transform: uppercase;
}
.tag-new { background: var(--accent); color: #fff; animation: pulse-tag 2s infinite; }
.tag-exam { background: var(--primary-pale); color: var(--primary); }
.tag-admission { background: #fef9e7; color: #7d6608; }
.tag-result { background: var(--green-pale); color: var(--green); }
.tag-general { background: #f3e8fd; color: #7d3c98; }
.tag-recruitment { background: #fdebd0; color: #784212; }

@keyframes pulse-tag { 0%,100%{opacity:1;} 50%{opacity:.65;} }

/* Card shell */
.card-shell {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid var(--border);
}
.card-shell:hover { box-shadow: var(--shadow-md); }

/* Divider */
.divider { height: 1px; background: var(--border); margin: 0; border: none; }