/* ================== VARIABLES ================== */
:root {
  --bg: #f0f5fa;
  --text: #0a0a0a;
  --primary: #0a1f44;
  --blue: #4dabf7;
  --hero-bg: #e6f0ff;

  /* DARK MODE */
  --bg-dark: #0a192f;
  --text-dark: #ffffff;
  --mint: #64ffda;
  --gold: #c5a880;
  --glass: rgba(255, 255, 255, 0.08);
}

/* ================== GLOBAL ================== */
body {
  margin: 0;
  font-family: "Poppins", sans-serif;
  background: var(--bg);
  color: var(--text);
  transition: 0.35s;
}

body.dark {
  background: var(--bg-dark);
  color: var(--text-dark);
}

/* ================== HEADER ================== */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--primary);
  padding: 18px 50px;
  position: sticky;
  top: 0;
  box-shadow: 0px 5px 18px rgba(0, 102, 204, 0.2);
  transition: 0.3s;
  z-index: 1000;
}

body.dark header {
  background: var(--glass);
  box-shadow: 0 0 15px rgba(0, 255, 200, 0.15);
}

.logo {
  font-size: 26px;
  font-weight: 800;
  color: var(--blue);
}
body.dark .logo {
  color: var(--mint);
}

nav {
  display: flex;
  gap: 14px;
  flex: 1;
  justify-content: center;
}

nav a {
  margin: 0 14px;
  text-decoration: none;
  font-size: 17px;
  font-weight: 600;
  color: white;
  transition: 0.3s;
}

nav a:hover {
  color: var(--blue);
}
body.dark nav a {
  color: var(--gold);
}

/* TOGGLE BUTTON - TOP RIGHT */
.toggle-btn {
  cursor: pointer;
  font-size: 22px;
  color: white;
  transition: 0.3s;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
}

.toggle-btn:hover {
  transform: scale(1.1);
  background: rgba(255, 255, 255, 0.2);
}

body.dark .toggle-btn {
  background: rgba(100, 255, 218, 0.1);
  color: var(--mint);
}

/* ================== HERO ================== */
.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 90px 60px;
  background: var(--hero-bg);
  transition: 0.3s;
}

body.dark .hero {
  background: #07101f;
}

.hero-text {
  max-width: 48%;
}
.hero h1 {
  font-size: 34px;
  font-weight: 800;
}

.hero span {
  color: #1e3a8a;
  border: 1px solid var(--blue);
  padding: 4px 10px;
  border-radius: 6px;
}

body.dark .hero span {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--mint);
  color: var(--mint);
}

/* CTA BUTTON - CONSISTENT STYLE */
.cta-btn {
  display: inline-block;
  margin-top: 24px;
  padding: 14px 32px;
  background: var(--blue);
  color: white;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 700;
  font-size: 18px;
  transition: all 0.3s ease;
  border: 2px solid var(--blue);
  box-shadow: 0 4px 12px rgba(77, 171, 247, 0.3);
}

.cta-btn:hover {
  background: #1e3a8a;
  border-color: #1e3a8a;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(77, 171, 247, 0.4);
}

body.dark .cta-btn {
  background: var(--mint);
  color: var(--bg-dark);
  border-color: var(--mint);
  box-shadow: 0 4px 12px rgba(100, 255, 218, 0.3);
}

body.dark .cta-btn:hover {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 6px 20px rgba(100, 255, 218, 0.5);
}

/* ================== HERO IMAGE ================== */
.hero-image img {
  width: 80%;
  max-width: 500px;
  border-radius: 20px;
  object-fit: cover;
  transition: 0.3s;
}

.hero-image img:hover {
  transform: scale(1.05);
}

/* ================== FEATURES ================== */
.features-tagline {
  text-align: center;
  padding: 40px 20px 10px;
}

.features-tagline h2,
.center-title {
  text-align: center;
  margin-bottom: 10px;
}

.features-tagline p {
  text-align: center;
  color: #555;
  margin-bottom: 40px;
}

body.dark .features-tagline p {
  color: #aaa;
}

.features {
  padding: 40px 20px;
  text-align: center;
}

.features h2.center-title {
  margin-bottom: 30px;
  font-size: 32px;
  color: var(--blue);
}

body.dark .features h2.center-title {
  color: var(--mint);
}

/* FEATURE CARDS */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 22px;
  padding: 0 30px 40px;
}

.card {
  background: var(--primary);
  padding: 22px;
  border-radius: 16px;
  border-top: 4px solid var(--blue);
  color: white;
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}

body.dark .card {
  background: var(--glass);
  border-top: 3px solid var(--mint);
}

body.dark .card h3 {
  color: var(--mint);
}

/* ================== FOOTER ================== */
footer {
  background: var(--primary);
  padding: 40px 20px;
  text-align: center;
}

body.dark footer {
  background: var(--glass);
  border-top: 1px solid rgba(100, 255, 218, 0.2);
}

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

.footer-section {
  margin-bottom: 20px;
}

.footer-title {
  font-size: 22px;
  font-weight: bold;
  color: var(--blue);
  margin-bottom: 10px;
}

body.dark .footer-title {
  color: var(--mint);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin: 20px 0;
}

.footer-link {
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: 0.3s;
  padding: 8px 16px;
  border-radius: 6px;
}

.footer-link:hover {
  color: var(--blue);
  background: rgba(255, 255, 255, 0.1);
}

body.dark .footer-link {
  color: var(--gold);
}

body.dark .footer-link:hover {
  color: var(--mint);
  background: rgba(100, 255, 218, 0.1);
}

.footer-credit {
  font-size: 14px;
  color: #77c7ff;
  margin-top: 20px;
  font-weight: 600;
}

body.dark .footer-credit {
  color: var(--mint);
}

/* ================== MODAL STYLES ================== */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.3s ease;
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-content {
  background: white;
  padding: 30px;
  border-radius: 16px;
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

body.dark .modal-content {
  background: var(--bg-dark);
  border: 1px solid rgba(100, 255, 218, 0.2);
}

.close-modal {
  position: absolute;
  right: 20px;
  top: 20px;
  font-size: 28px;
  font-weight: bold;
  color: #999;
  cursor: pointer;
  transition: 0.3s;
}

.close-modal:hover {
  color: #333;
}

body.dark .close-modal {
  color: #666;
}

body.dark .close-modal:hover {
  color: var(--mint);
}

.modal-content h2 {
  color: var(--blue);
  margin-bottom: 20px;
}

body.dark .modal-content h2 {
  color: var(--mint);
}

.modal-body {
  color: var(--text);
}

body.dark .modal-body {
  color: var(--text-dark);
}

.modal-body h3 {
  color: var(--primary);
  margin-top: 20px;
  margin-bottom: 10px;
}

body.dark .modal-body h3 {
  color: var(--gold);
}

.modal-body p {
  margin-bottom: 10px;
  line-height: 1.6;
}

.faq-item {
  margin-bottom: 20px;
  padding: 15px;
  background: #f5f5f5;
  border-radius: 8px;
  border-left: 4px solid var(--blue);
}

body.dark .faq-item {
  background: rgba(255, 255, 255, 0.05);
  border-left-color: var(--mint);
}

.support-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 15px;
  margin: 20px 0;
}

.support-card {
  text-align: center;
  padding: 20px;
  background: #f5f5f5;
  border-radius: 12px;
  transition: 0.3s;
}

.support-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

body.dark .support-card {
  background: rgba(255, 255, 255, 0.05);
}

.support-card i {
  font-size: 32px;
  color: var(--blue);
  margin-bottom: 10px;
}

body.dark .support-card i {
  color: var(--mint);
}

.support-card h4 {
  margin: 10px 0;
  color: var(--primary);
}

body.dark .support-card h4 {
  color: var(--gold);
}

.support-note {
  font-size: 12px;
  color: #666;
  font-style: italic;
}

.support-btn {
  margin-top: 10px;
  padding: 8px 16px;
  background: var(--blue);
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  transition: 0.3s;
}

.support-btn:hover {
  background: #1e3a8a;
}

body.dark .support-btn {
  background: var(--mint);
  color: var(--bg-dark);
}

.support-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 15px;
}

.support-form input,
.support-form textarea {
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-family: "Poppins", sans-serif;
  font-size: 14px;
}

body.dark .support-form input,
body.dark .support-form textarea {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(100, 255, 218, 0.2);
  color: white;
}

.submit-btn {
  padding: 12px 24px;
  background: var(--blue);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  transition: 0.3s;
}

.submit-btn:hover {
  background: #1e3a8a;
  transform: translateY(-2px);
}

body.dark .submit-btn {
  background: var(--mint);
  color: var(--bg-dark);
}

/* ================== RESPONSIVE ================== */
@media (max-width: 900px) {
  header {
    flex-wrap: wrap;
    padding: 15px 30px;
  }

  .logo {
    order: 2;
  }

  .toggle-btn {
    order: 1;
  }

  nav {
    order: 3;
    width: 100%;
    justify-content: center;
    margin-top: 10px;
  }

  .hero {
    flex-direction: column;
    text-align: center;
    padding: 70px 30px;
  }

  .hero-text {
    max-width: 100%;
  }

  .hero-image {
    margin-top: 40px;
  }

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

  .support-options {
    grid-template-columns: 1fr;
  }
}