/* ===== ফন্ট ইম্পোর্ট ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Bengali:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Amiri:wght@400;700&display=swap');

/* ===== কাস্টম প্রপার্টি (ডিজাইন টোকেন) ===== */
:root {
  /* প্রধান রঙ - লোগো থেকে নেওয়া */
  --clr-primary: #0d6b38;
  --clr-primary-dark: #074a26;
  --clr-primary-light: #15975a;
  --clr-accent: #d4a017;
  --clr-accent-light: #f0c94d;
  --clr-accent-glow: rgba(212, 160, 23, 0.3);

  /* নিউট্রাল রঙ */
  --clr-bg: #fafdf7;
  --clr-bg-alt: #f0f5ec;
  --clr-surface: #ffffff;
  --clr-text: #1a2e1a;
  --clr-text-muted: #5a6e5a;
  --clr-border: rgba(13, 107, 56, 0.12);

  /* গ্রেডিয়েন্ট */
  --grad-hero: linear-gradient(135deg, #074a26 0%, #0d6b38 40%, #15975a 100%);
  --grad-gold: linear-gradient(135deg, #d4a017, #f0c94d, #d4a017);
  --grad-card: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(240,249,236,0.7));

  /* শ্যাডো */
  --shadow-sm: 0 2px 8px rgba(13, 107, 56, 0.08);
  --shadow-md: 0 4px 20px rgba(13, 107, 56, 0.12);
  --shadow-lg: 0 8px 40px rgba(13, 107, 56, 0.16);
  --shadow-glow: 0 0 30px rgba(13, 107, 56, 0.2);

  /* রেডিয়াস */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  /* ট্রানজিশন */
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== রিসেট ও বেস ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: 'Noto Sans Bengali', sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ===== ইসলামিক প্যাটার্ন ব্যাকগ্রাউন্ড ===== */
.islamic-pattern {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0; left: 0;
  opacity: 0.04;
  background-image:
    radial-gradient(circle at 25% 25%, var(--clr-accent) 1px, transparent 1px),
    radial-gradient(circle at 75% 75%, var(--clr-accent) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

/* ===== নেভিগেশন বার ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 12px 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(7, 74, 38, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
  padding: 8px 0;
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-logo {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2px solid var(--clr-accent);
  object-fit: cover;
  transition: var(--transition);
}

.navbar.scrolled .nav-logo { width: 42px; height: 42px; }

.nav-title {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.nav-title small {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  opacity: 0.85;
}

.nav-links {
  display: flex;
  gap: 6px;
}

.nav-links a {
  color: rgba(255,255,255,0.9);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover, .nav-links a.active {
  background: rgba(255,255,255,0.15);
  color: var(--clr-accent-light);
}

/* মোবাইল মেনু বাটন */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: #fff;
  margin: 6px 0;
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== হিরো সেকশন ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(7,74,38,0.75) 0%,
    rgba(7,74,38,0.6) 40%,
    rgba(7,74,38,0.85) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 120px 24px 80px;
  max-width: 900px;
}

.hero-logo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  margin: 0 auto 28px;
  border: 4px solid var(--clr-accent);
  box-shadow: 0 0 40px rgba(212,160,23,0.35);
  animation: logoFloat 4s ease-in-out infinite;
}

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: #fff;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 8px;
  text-shadow: 0 3px 12px rgba(0,0,0,0.3);
}

.hero .arabic-text {
  font-family: 'Amiri', serif;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--clr-accent-light);
  margin-bottom: 18px;
  direction: rtl;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 12px;
  font-weight: 400;
}

.hero-badge {
  display: inline-block;
  background: var(--grad-gold);
  color: var(--clr-primary-dark);
  padding: 8px 28px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 36px;
  box-shadow: 0 4px 20px rgba(212,160,23,0.4);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.stat-item {
  text-align: center;
  color: #fff;
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--clr-accent-light);
  display: block;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  opacity: 0.85;
}

.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,0.7);
  font-size: 0.8rem;
  text-align: center;
  animation: scrollBounce 2s ease-in-out infinite;
}

.hero-scroll .arrow {
  display: block;
  font-size: 1.4rem;
  margin-top: 4px;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== সেকশন কমন ===== */
.section {
  padding: 80px 24px;
  position: relative;
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  color: var(--clr-primary);
  margin-bottom: 10px;
}

.section-header .decorative-line {
  width: 70px;
  height: 4px;
  background: var(--grad-gold);
  margin: 0 auto 14px;
  border-radius: 2px;
}

.section-header p {
  color: var(--clr-text-muted);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== এক নজরে সেকশন ===== */
.at-a-glance {
  background: var(--clr-bg-alt);
}

.glance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.glance-card {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.glance-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--grad-gold);
  transform: scaleX(0);
  transition: var(--transition);
}

.glance-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.glance-card:hover::before { transform: scaleX(1); }

.glance-icon {
  font-size: 2.4rem;
  margin-bottom: 14px;
  display: block;
}

.glance-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 6px;
}

.glance-card p {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
}

/* ===== ইতিহাস সেকশন ===== */
.history-section { background: var(--clr-surface); }

.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 14px;
  top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--clr-primary), var(--clr-accent));
  border-radius: 3px;
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
  padding: 24px 28px;
  background: var(--clr-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.timeline-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(6px);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 30px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--clr-accent);
  border: 3px solid var(--clr-surface);
  box-shadow: 0 0 10px var(--clr-accent-glow);
}

.timeline-year {
  display: inline-block;
  background: var(--clr-primary);
  color: #fff;
  padding: 3px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.timeline-item h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-primary-dark);
  margin-bottom: 8px;
}

.timeline-item p {
  color: var(--clr-text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ===== একাডেমিক কাঠামো ===== */
.academic-section { background: var(--clr-bg-alt); }

.academic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.academic-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.academic-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.academic-card .card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--grad-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  margin-bottom: 20px;
}

.academic-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 10px;
}

.academic-card p {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
}

.academic-card ul {
  margin-top: 12px;
}

.academic-card ul li {
  padding: 6px 0;
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.academic-card ul li::before {
  content: '✦';
  color: var(--clr-accent);
  font-size: 0.7rem;
}

/* ===== উপাধ্যক্ষ বার্তা ===== */
.message-section { background: var(--clr-surface); }

.message-card {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  gap: 40px;
  align-items: center;
  background: var(--grad-card);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--clr-border);
  backdrop-filter: blur(10px);
}

.message-photo {
  flex-shrink: 0;
}

.message-photo img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--clr-accent);
  box-shadow: var(--shadow-md);
}

.message-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 4px;
}

.message-content .designation {
  color: var(--clr-accent);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
  display: block;
}

.message-content p {
  color: var(--clr-text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ===== গ্যালারি ===== */
.gallery-section { background: var(--clr-bg-alt); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.gallery-item:hover img { transform: scale(1.08); }

.gallery-item .gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(7,74,38,0.8) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover .gallery-overlay { opacity: 1; }

.gallery-overlay span {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
}

/* ===== যোগাযোগ ===== */
.contact-section {
  background: var(--grad-hero);
  position: relative;
  overflow: hidden;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.contact-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  color: #fff;
  transition: var(--transition);
}

.contact-card:hover {
  background: rgba(255,255,255,0.18);
  transform: translateY(-4px);
}

.contact-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: block;
}

.contact-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--clr-accent-light);
}

.contact-card p, .contact-card a {
  font-size: 0.92rem;
  opacity: 0.9;
  color: #fff;
}

.contact-card a:hover { color: var(--clr-accent-light); }

/* ===== ম্যাপ ===== */
.map-section {
  height: 350px;
}

.map-section iframe {
  width: 100%;
  height: 100%;
  border: none;
  filter: saturate(0.8) contrast(1.05);
}

/* ===== ফুটার ===== */
.footer {
  background: var(--clr-primary-dark);
  color: rgba(255,255,255,0.8);
  text-align: center;
  padding: 32px 24px;
}

.footer p { font-size: 0.85rem; }

.developer-credit {
  margin-top: 8px;
  font-size: 0.75rem !important;
  opacity: 0.7;
}

.developer-credit a {
  color: var(--clr-accent-light);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.developer-credit a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer .footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.footer .footer-links a {
  color: var(--clr-accent-light);
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer .footer-links a:hover { color: #fff; }

/* ===== স্ক্রল অ্যানিমেশন ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== ব্যাক টু টপ বাটন ===== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--clr-accent);
  transform: translateY(-4px);
}

/* ===== রেসপন্সিভ ডিজাইন ===== */
@media (max-width: 900px) {
  .message-card {
    flex-direction: column;
    text-align: center;
    padding: 36px 24px;
  }
  .message-photo img { width: 140px; height: 140px; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(7,74,38,0.97);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    z-index: 999;
  }

  .nav-links.open { display: flex; }

  .nav-links a {
    font-size: 1.2rem;
    padding: 12px 32px;
  }

  .menu-toggle { display: block; z-index: 1001; }

  .hero-stats { gap: 24px; }
  .stat-number { font-size: 1.8rem; }

  .section { padding: 56px 16px; }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }

  .timeline { padding-left: 32px; }
  .timeline-item::before { left: -26px; }
}

@media (max-width: 480px) {
  .hero-logo { width: 110px; height: 110px; }
  .nav-title { font-size: 0.9rem; }
  .nav-logo { width: 38px; height: 38px; }
  .glance-grid { grid-template-columns: 1fr 1fr; }
}

/* ===== ইমেজ স্লাইডার ===== */
.slider-section {
  position: relative;
  width: 100%;
  background: #000;
  overflow: hidden;
}

/* স্লাইডার র‍্যাপার — সমস্ত স্লাইড ধারণ করে */
.slider-wrapper {
  position: relative;
  width: 100%;
  height: 520px;
}

/* প্রতিটি স্লাইড — ডিফল্টে লুকানো, opacity দিয়ে ফেইড ইফেক্ট */
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
}

/* অ্যাক্টিভ স্লাইড দেখাবে */
.slide.active {
  opacity: 1;
  z-index: 1;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* স্লাইডের নামতলা — নিচে গ্রেডিয়েন্ট ওভারলে */
.slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem 2rem;
  background: linear-gradient(to top, rgba(7,74,38,0.9), transparent);
  color: #fff;
  font-size: 1.2rem;
  font-family: 'Noto Sans Bengali', sans-serif;
  font-weight: 600;
  letter-spacing: 0.03em;
  z-index: 2;
}

/* আগে/পরে বাটন */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  background: rgba(7,74,38,0.7);
  border: 2px solid var(--gold);
  color: #fff;
  font-size: 1.5rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slider-btn:hover {
  background: var(--gold);
  color: var(--primary-dark);
  transform: translateY(-50%) scale(1.1);
}

.slider-btn.prev { left: 1.2rem; }
.slider-btn.next { right: 1.2rem; }

/* ডট নেভিগেটর */
.slider-dots {
  position: absolute;
  bottom: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 10;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  border: none;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}

.slider-dot.active {
  background: var(--gold);
  transform: scale(1.3);
}

/* ===== পডকাস্ট সেকশন ===== */
.podcast-section {
  background: linear-gradient(135deg, #f9f5eb 0%, #eef6f0 100%);
}

/* পডকাস্ট কার্ড — ফ্লেক্সবক্সে সাজানো */
.podcast-player {
  display: flex;
  align-items: center;
  gap: 2rem;
  background: #fff;
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: 0 8px 40px rgba(7,74,38,0.12);
  border-left: 6px solid var(--primary);
  max-width: 800px;
  margin: 0 auto;
}

/* বড় মাইক্রোফোন আইকন */
.podcast-icon {
  font-size: 4rem;
  min-width: 80px;
  text-align: center;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

.podcast-info h3 {
  font-size: 1.3rem;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.podcast-info p {
  color: #666;
  font-size: 0.95rem;
  margin-bottom: 1.2rem;
}

/* HTML5 অডিও প্লেয়ার — ফুল উইডথ */
.audio-player {
  width: 100%;
  height: 50px;
  border-radius: 30px;
  outline: none;
  accent-color: var(--primary);
}

/* রেসপনসিভ স্লাইডার */
@media (max-width: 768px) {
  .slider-wrapper { height: 280px; }
  .slide-caption { font-size: 0.95rem; padding: 1rem; }
  .slider-btn { width: 40px; height: 40px; font-size: 1.1rem; }
  .podcast-player { flex-direction: column; text-align: center; padding: 1.5rem; }
  .podcast-icon { min-width: auto; }
}

/* ডাউনলোড বাটন স্টাইল */
.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--clr-primary);
  color: #fff !important;
  border: 2px solid var(--clr-accent);
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  margin-top: 15px;
}

.btn-download:hover {
  background: var(--clr-accent);
  color: var(--clr-primary-dark) !important;
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}