/* =====================================================
   CORTINA EDUCA -- Modern Educational Design
   Colores solidos. Sin gradientes. Bold. Profesional.
   ===================================================== */

:root {
  --primary:        #25a4db;
  --primary-dark:   #1a85b5;
  --primary-light:  #e8f6fd;
  --dark:           #0c1a3e;
  --accent:         #ea580c;
  --accent-light:   #fff4ed;
  --success:        #059669;
  --text:           #1e293b;
  --text-muted:     #64748b;
  --bg-alt:         #f8faff;
  --border:         #e2e8f0;
  --white:          #ffffff;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.07), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 10px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 20px rgba(0,0,0,0.07), 0 4px 8px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 30px rgba(0,0,0,0.09), 0 8px 12px rgba(0,0,0,0.04);

  --radius:    12px;
  --radius-lg: 20px;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Jost', sans-serif;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Jost', sans-serif;
  line-height: 1.2;
}

/* ---- WhatsApp Float ---- */
.float-wa {
  position: fixed;
  width: 56px;
  height: 56px;
  bottom: 140px;
  right: 22px;
  background-color: #25d366;
  color: #fff;
  border-radius: 50%;
  font-size: 26px;
  z-index: 1000;
  box-shadow: var(--shadow-lg);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.float-wa:hover {
  color: #fff;
  transform: scale(1.1);
  box-shadow: 0 8px 28px rgba(37,211,102,0.5);
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  background: var(--white);
  border-bottom: 2px solid var(--primary-light);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 997;
  height: 70px;
  display: flex;
  align-items: center;
}

.header .container-fluid {
  height: 100%;
}

.logo {
  text-decoration: none;
}

.sitename {
  font-size: 26px;
  font-weight: 800;
  color: var(--primary);
  margin: 0;
  letter-spacing: -0.5px;
}

.navmenu ul {
  list-style: none;
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 0;
}

.navmenu a {
  color: var(--text);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s, background 0.2s;
  font-size: 14px;
  padding: 7px 14px;
  border-radius: 7px;
  display: block;
}

.navmenu a:hover,
.navmenu a.active {
  color: var(--primary);
  background: var(--primary-light);
}

/* Mobile nav toggle */
.mobile-nav-toggle {
  display: none;
  font-size: 26px;
  cursor: pointer;
  color: var(--dark);
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.2s;
}

.mobile-nav-toggle:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background-color: var(--primary);
  padding: 140px 0 80px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='32' height='32' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='2' cy='2' r='1.5' fill='rgba(255,255,255,0.10)'/%3E%3C/svg%3E");
  background-size: 32px 32px;
  pointer-events: none;
}

.hero-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.10);
}

.hero-ring-1 {
  width: 520px;
  height: 520px;
  top: -180px;
  right: -120px;
}

.hero-ring-2 {
  width: 310px;
  height: 310px;
  bottom: -80px;
  left: 4%;
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.14);
}

.hero-ring-3 {
  width: 170px;
  height: 170px;
  top: 28%;
  right: 14%;
  background: rgba(234,88,12,0.10);
  border-color: rgba(234,88,12,0.20);
}

.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.30);
  color: var(--white);
  padding: 5px 16px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 52px;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.1;
  letter-spacing: -1.5px;
  animation: fadeInUp 0.7s both;
}

.hero h1 .highlight {
  color: #fbbf24;
}

.hero-lead {
  font-size: 18px;
  margin-bottom: 36px;
  opacity: 0.82;
  font-weight: 300;
  line-height: 1.75;
  max-width: 480px;
  animation: fadeInUp 0.7s 0.15s both;
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
  animation: fadeInUp 0.7s 0.28s both;
}

.btn-get-started {
  background: var(--accent);
  color: var(--white);
  padding: 14px 36px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(234,88,12,0.40);
  position: relative;
  z-index: 10;
}

.btn-get-started:hover {
  background: #c2410c;
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(234,88,12,0.50);
}

.btn-learn-more {
  color: rgba(255,255,255,0.80);
  font-weight: 600;
  text-decoration: none;
  font-size: 15px;
  transition: color 0.2s;
  border-bottom: 1.5px solid rgba(255,255,255,0.28);
  padding-bottom: 2px;
}

.btn-learn-more:hover {
  color: var(--white);
  border-color: var(--white);
}

.hero-img {
  animation: float 4s ease-in-out infinite;
  text-align: center;
}

.hero-slider {
  display: grid;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}

.hero-slide {
  grid-area: 1 / 1;
  width: 100%;
  height: auto;
  opacity: 0;
  transition: opacity 0.8s ease;
  filter: drop-shadow(0 24px 48px rgba(0,0,0,0.35));
}

.hero-slide.active {
  opacity: 1;
}

.hero-stats {
  margin-top: 64px;
  padding: 28px 32px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 4px 24px rgba(0,0,0,0.10);
}

.hero-stat {
  text-align: center;
  padding: 8px 0;
}

.hero-stat strong {
  display: block;
  font-size: 42px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -1px;
}

.hero-stat span {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 600;
}

/* ============================================================
   SECTION BASE
   ============================================================ */
.section {
  padding: 90px 0;
}

.light-background {
  background-color: var(--bg-alt);
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 14px;
}

.section-title h2 {
  font-size: 40px;
  font-weight: 800;
  color: var(--dark);
  position: relative;
  padding-bottom: 20px;
  letter-spacing: -0.8px;
  line-height: 1.1;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}

.section-title p {
  color: var(--text-muted);
  font-size: 17px;
  margin-top: 16px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.75;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about .col-lg-6 {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-intro {
  font-size: 17px;
  line-height: 1.85;
  color: var(--text);
  margin-bottom: 24px;
}

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

.about ul li {
  padding: 10px 0;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.about ul li:last-child {
  border-bottom: none;
}

.about ul li i {
  color: var(--success);
  font-size: 17px;
  margin-top: 2px;
  flex-shrink: 0;
}

.about-feature-card {
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.about-feature-card::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.10);
}

.about-feature-card::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: -40px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 2px solid rgba(255,255,255,0.12);
}

.about-feature-card h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 28px;
  letter-spacing: -0.3px;
  position: relative;
  z-index: 1;
}

.about-feature-card h3 span {
  color: #fbbf24;
}

.about-feature-card ul {
  list-style: none;
  padding: 0;
  position: relative;
  z-index: 1;
}

.about-feature-card ul li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-size: 15px;
  opacity: 0.88;
  color: var(--white);
}

.about-feature-card ul li:last-child {
  border-bottom: none;
}

.about-feature-card ul li i {
  color: #fbbf24;
  font-size: 15px;
  margin-top: 2px;
  flex-shrink: 0;
}

/* ============================================================
   USUARIOS CARDS
   ============================================================ */
.usuarios-card {
  background: var(--white);
  padding: 32px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  border-bottom: 3px solid transparent;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  height: 100%;
}

.usuarios-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-bottom-color: var(--primary);
}

.usuarios-card-icon {
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: background 0.25s;
}

.usuarios-card-icon i {
  font-size: 24px;
  color: var(--primary);
  transition: color 0.25s;
}

.usuarios-card:hover .usuarios-card-icon {
  background: var(--primary);
}

.usuarios-card:hover .usuarios-card-icon i {
  color: var(--white);
}

.usuarios-card h4 {
  color: var(--dark);
  font-weight: 700;
  margin-bottom: 10px;
  font-size: 17px;
  letter-spacing: -0.01em;
}

.usuarios-card p {
  color: var(--text-muted);
  line-height: 1.75;
  font-size: 15px;
  margin: 0;
}

/* ============================================================
   MODULES / SERVICE ITEMS
   ============================================================ */
.service-item {
  background: var(--white);
  padding: 32px 26px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  height: 100%;
  border: 1.5px solid var(--border);
  position: relative;
}

.service-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}

.service-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary);
  border-radius: 0 0 var(--radius) var(--radius);
  transform: scaleX(0);
  transition: transform 0.25s;
}

.service-item:hover::after {
  transform: scaleX(1);
}

.service-item .icon {
  width: 58px;
  height: 58px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-item .icon i {
  font-size: 26px;
  color: var(--primary);
}

.service-item h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--dark);
}

.service-item h4 a {
  color: var(--dark);
  text-decoration: none;
}

.service-item p {
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 15px;
}

/* ============================================================
   BENEFITS
   ============================================================ */
#benefits .usuarios-card {
  border-bottom-color: var(--accent);
}

#benefits .usuarios-card-icon {
  background: var(--accent-light);
}

#benefits .usuarios-card-icon i {
  color: var(--accent);
}

#benefits .usuarios-card:hover .usuarios-card-icon {
  background: var(--accent);
}

#benefits .usuarios-card:hover .usuarios-card-icon i {
  color: var(--white);
}

/* ============================================================
   CALL TO ACTION
   ============================================================ */
.call-to-action {
  background: var(--primary);
  padding: 90px 0;
  position: relative;
  color: var(--white);
  overflow: hidden;
}

.call-to-action::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='2' cy='2' r='1.5' fill='rgba(255,255,255,0.05)'/%3E%3C/svg%3E");
  background-size: 40px 40px;
  pointer-events: none;
}

.call-to-action h3 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
  position: relative;
}

.call-to-action p {
  font-size: 17px;
  opacity: 0.88;
  line-height: 1.75;
  position: relative;
}

.cta-btn {
  background: var(--accent);
  color: var(--white);
  padding: 16px 44px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  display: inline-block;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  font-size: 16px;
  position: relative;
  box-shadow: 0 4px 16px rgba(234,88,12,0.40);
}

.cta-btn:hover {
  background: #c2410c;
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(234,88,12,0.50);
}

/* ============================================================
   CLIENTS
   ============================================================ */
.cliente-link {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  height: 100%;
}

.cliente-item {
  background: var(--white);
  padding: 28px 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  height: 100%;
  border: 1.5px solid var(--border);
}

.cliente-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}

.cliente-item .icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.img-school {
  width: 88px;
  height: 88px;
  object-fit: contain;
  border-radius: 50%;
  border: 3px solid var(--border);
  transition: border-color 0.2s;
}

.cliente-item:hover .img-school {
  border-color: var(--primary);
}

.cliente-item h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin: 0;
  transition: color 0.2s;
}

.cliente-link:hover .cliente-item h4 {
  color: var(--primary);
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing-item {
  background: var(--white);
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s;
  height: 100%;
  position: relative;
  border: 2px solid var(--border);
}

.pricing-item:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.pricing-item.featured {
  border-color: var(--primary);
  transform: scale(1.04);
}

.pricing-item.featured:hover {
  transform: scale(1.04) translateY(-10px);
}

.pricing-item.featured::before {
  content: 'MAS POPULAR';
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  padding: 5px 22px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.5px;
  white-space: nowrap;
}

.pricing-plan-icon {
  width: 58px;
  height: 58px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}

.pricing-plan-icon i {
  font-size: 26px;
  color: var(--primary);
}

.pricing-item.featured .pricing-plan-icon {
  background: var(--primary);
}

.pricing-item.featured .pricing-plan-icon i {
  color: var(--white);
}

.pricing-item h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 6px;
}

.pricing-item h4 {
  font-size: 46px;
  color: var(--dark);
  font-weight: 800;
  margin-bottom: 4px;
  letter-spacing: -2px;
  line-height: 1;
}

.pricing-item h4 sup {
  font-size: 22px;
  font-weight: 600;
  vertical-align: super;
  letter-spacing: 0;
}

.pricing-item h4 span {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0;
}

.pricing-item ul {
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 24px 0;
  text-align: left;
}

.pricing-item ul li {
  padding: 10px 0;
  color: var(--text);
  font-size: 15px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.pricing-item ul li i {
  color: var(--success);
  font-size: 16px;
  margin-top: 2px;
  flex-shrink: 0;
}

.buy-btn {
  background: var(--primary);
  color: var(--white);
  padding: 13px 40px;
  border-radius: 8px;
  text-decoration: none;
  display: inline-block;
  font-weight: 700;
  transition: background 0.2s, transform 0.2s;
  font-size: 15px;
}

.buy-btn:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
}

.pricing-item.featured .buy-btn {
  background: var(--accent);
  box-shadow: 0 4px 14px rgba(234,88,12,0.35);
}

.pricing-item.featured .buy-btn:hover {
  background: #c2410c;
}

/* ============================================================
   CONTACT
   ============================================================ */
.info-item {
  background: var(--white);
  padding: 22px 24px;
  border-radius: var(--radius);
  margin-bottom: 14px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 18px;
  border-left: 4px solid var(--primary);
  transition: transform 0.2s;
}

.info-item:hover {
  transform: translateX(4px);
}

.info-item i {
  font-size: 26px;
  color: var(--primary);
  flex-shrink: 0;
}

.info-item h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 2px;
}

.info-item p {
  color: var(--text-muted);
  margin: 0;
  font-size: 15px;
}

.php-email-form {
  background: var(--white);
  padding: 36px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1.5px solid var(--border);
}

.php-email-form label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  display: block;
}

.php-email-form .form-control {
  border-radius: 8px;
  border: 1.5px solid var(--border);
  padding: 10px 14px;
  font-size: 15px;
  transition: border-color 0.2s, box-shadow 0.2s;
  color: var(--text);
  font-family: 'Jost', sans-serif;
}

.php-email-form .form-control:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(26,86,219,0.12);
}

.php-email-form button {
  background: var(--primary);
  color: var(--white);
  padding: 13px 40px;
  border: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
  font-family: 'Jost', sans-serif;
}

.php-email-form button:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #3b4347;
  padding: 60px 0 28px;
  color: rgba(255,255,255,0.75);
}

.footer .sitename {
  color: var(--white);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.footer-contact p {
  font-size: 15px;
  margin-bottom: 6px;
}

.footer-links h4 {
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 20px;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.footer-links ul {
  list-style: none;
  padding: 0;
}

.footer-links ul li {
  padding: 7px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links ul li i {
  color: var(--accent);
  font-size: 11px;
  flex-shrink: 0;
}

.footer-links ul li a {
  color: rgba(255,255,255,0.60);
  text-decoration: none;
  transition: color 0.2s;
  font-size: 15px;
}

.footer-links ul li a:hover {
  color: var(--white);
}

.social-links {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.social-links a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,0.08);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  text-decoration: none;
  font-size: 17px;
}

.social-links a:hover {
  background: var(--primary);
}

.copyright {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  margin-top: 40px;
  color: rgba(255,255,255,0.38);
  font-size: 14px;
}

.credits a {
  color: var(--accent);
  text-decoration: none;
}

/* ============================================================
   SCROLL TOP
   ============================================================ */
.scroll-top {
  position: fixed;
  right: 26px;
  bottom: 88px;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s, transform 0.2s;
  z-index: 999;
  text-decoration: none;
  box-shadow: var(--shadow-lg);
}

.scroll-top.active {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-3px);
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-18px); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  .mobile-nav-toggle {
    display: block;
  }

  .navmenu ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 2px solid var(--primary-light);
    padding: 12px 24px;
    box-shadow: var(--shadow-lg);
    gap: 4px;
    z-index: 996;
  }

  .navmenu ul.open {
    display: flex;
  }

  .hero h1 {
    font-size: 38px;
  }

  .pricing-item.featured {
    transform: scale(1);
  }

  .pricing-item.featured:hover {
    transform: translateY(-10px);
  }
}

@media (max-width: 992px) {
  .hero {
    padding: 110px 0 60px;
  }

  .hero h1 {
    font-size: 34px;
  }

  .hero-img img {
    max-width: 320px;
    margin-top: 32px;
  }

  .hero-stat strong {
    font-size: 32px;
  }

  .about-feature-card {
    margin-top: 24px;
  }
}

@media (max-width: 768px) {
  .hero-img {
    display: none;
  }

  .hero h1 {
    font-size: 30px;
  }

  .section-title h2 {
    font-size: 28px;
  }

  .call-to-action h3 {
    font-size: 26px;
    text-align: center;
  }

  .call-to-action p {
    text-align: center;
  }

  .hero-stats {
    margin-top: 40px;
    padding: 20px 16px;
  }

  .hero-stats .col-4 {
    flex: 0 0 100%;
    max-width: 100%;
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
  }

  .hero-stats .col-4:last-child {
    border-bottom: none;
  }

  .hero-stat strong {
    font-size: 32px;
  }
}

@media (max-width: 576px) {
  .hero {
    padding: 100px 0 50px;
  }

  .hero h1 {
    font-size: 26px;
    letter-spacing: -0.5px;
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-stat strong {
    font-size: 26px;
  }

  .section-title h2 {
    font-size: 24px;
  }

  .btn-get-started {
    padding: 12px 28px;
    font-size: 14px;
  }

  .float-wa {
    width: 50px;
    height: 50px;
    font-size: 22px;
    bottom: 120px;
    right: 16px;
  }

  .scroll-top {
    right: 16px;
    bottom: 68px;
  }

  .php-email-form {
    padding: 24px 18px;
  }

  .about-feature-card {
    padding: 32px 24px;
  }
}