:root {
  --wa-bg: #111b21;
  --wa-header: #202c33;
  --wa-panel: #111b21;
  --wa-border: rgba(134, 150, 160, 0.15);
  --wa-green: #00a884;
  --wa-incoming: #202c33;
  --wa-outgoing: #005c4b;
  --text-primary: #e9edef;
  --text-secondary: #8696a0;
}

body {
  font-family: 'Segoe UI', Helvetica, Arial, sans-serif;
  background-color: #0c1317;
  color: var(--text-primary);
  overflow-x: hidden;
}

/* --- SCROLLBAR CUSTOM --- */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.2);
  border-radius: 3px;
}

/* --- NAVBAR --- */

.wa-header {
  background-color: transparent;
  padding: 20px 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  transition: 0.4s;
}

.wa-header.scrolled {
  background-color: rgba(32, 44, 51, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 15px 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  border-bottom: 1px solid var(--wa-border);
}

.brand-logo {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo i {
  font-size: 1.8rem;
  color: var(--wa-green);
  margin-right: 10px;
}

.nav-btn {
  color: var(--text-secondary);
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 24px;
  text-decoration: none;
  transition: 0.3s;
}

.nav-btn:hover {
  color: var(--text-primary);
}

.btn-wa-primary {
  background-color: var(--wa-green);
  color: #111b21;
  font-weight: 700;
  border-radius: 24px;
  padding: 10px 28px;
  text-decoration: none;
  transition: 0.3s;
  box-shadow: 0 0 15px rgba(0, 168, 132, 0.4);
}

.btn-wa-primary:hover {
  background-color: #02c59b;
  color: #111b21;
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(0, 168, 132, 0.6);
}

/* --- MOBILE MENU --- */

.mobile-menu-container {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--wa-header);
  border-top: 1px solid var(--wa-border);
  border-bottom: 1px solid var(--wa-border);
  padding: 20px;
  display: none;
  flex-direction: column;
  gap: 15px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  animation: slideDown 0.3s ease;
}

.mobile-menu-container.active {
  display: flex;
}

.mobile-link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- HERO SECTION --- */

.hero-section {
  position: relative;
  padding: 140px 0 100px;
  background: radial-gradient(circle at 50% 0%, #1f2c34 0%, #0b141a 70%);
  overflow: hidden;
}

.hero-bg-element {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 168, 132, 0.1) 0%, transparent 70%);
  top: -200px;
  right: -100px;
  z-index: 0;
  animation: pulse 8s infinite alternate;
}

@keyframes pulse {
  0% {
    opacity: 0.5;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1.2);
  }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero-title span {
  color: var(--wa-green);
}

.hero-desc {
  color: var(--text-secondary);
  font-size: 1.2rem;
  margin-bottom: 40px;
  font-weight: 400;
  max-width: 500px;
}

/* --- INTERACTIVE WA INTERFACE --- */

.wa-interface-container {
  perspective: 1000px;
}

.wa-interface {
  background-color: var(--wa-bg);
  border-radius: 16px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.6);
  border: 1px solid var(--wa-border);
  overflow: hidden;
  height: 500px;
  display: flex;
  position: relative;
  transform: rotateY(-5deg) rotateX(2deg);
  transition: transform 0.5s ease-out;
  z-index: 10;
}

/* Hover effect to straighten */

.wa-interface:hover {
  transform: rotateY(0) rotateX(0);
}

/* Sidebar */

.wa-sidebar {
  width: 35%;
  background-color: var(--wa-header);
  border-right: 1px solid var(--wa-border);
  display: flex;
  flex-direction: column;
}

.wa-sidebar-header {
  padding: 15px;
  background: var(--wa-header);
  border-bottom: 1px solid var(--wa-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.wa-contact-list {
  padding: 0;
  list-style: none;
  margin: 0;
  overflow-y: auto;
  flex: 1;
}

.wa-contact-item {
  padding: 12px 15px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(134,150,160,0.05);
  cursor: pointer;
  transition: 0.2s;
}

.wa-contact-item:hover {
  background-color: rgba(255,255,255,0.03);
}

.wa-contact-item.active {
  background-color: rgba(255,255,255,0.05);
}

.avatar {
  width: 45px;
  height: 45px;
  background: #374045;
  border-radius: 50%;
  margin-right: 15px;
  flex-shrink: 0;
  background-size: cover;
  background-position: center;
}

/* Chat Area */

.wa-chat-area {
  width: 65%;
  background-image: url("https://user-images.githubusercontent.com/15075759/28719144-86dc0f70-73b1-11e7-911d-60d70fcded21.png");
  background-color: #0b141a;
  background-blend-mode: overlay;
  display: flex;
  flex-direction: column;
  position: relative;
}

.wa-chat-header {
  padding: 10px 20px;
  background: var(--wa-header);
  border-bottom: 1px solid var(--wa-border);
  display: flex;
  align-items: center;
  z-index: 2;
}

.wa-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  scroll-behavior: smooth;
}

/* Chat Footer (Interactive) */

.wa-chat-footer {
  padding: 10px 15px;
  background: var(--wa-header);
  display: flex;
  align-items: center;
  gap: 10px;
  border-top: 1px solid var(--wa-border);
  z-index: 5;
}

.wa-input {
  flex: 1;
  background: #2a3942;
  border: none;
  border-radius: 8px;
  padding: 10px 15px;
  color: var(--text-primary);
  outline: none;
}

.wa-input::placeholder {
  color: var(--text-secondary);
}

.btn-send {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
  transition: 0.3s;
}

.btn-send:hover {
  color: var(--wa-green);
}

/* Chat Bubbles */

.msg-bubble {
  max-width: 75%;
  padding: 8px 12px;
  border-radius: 7.5px;
  font-size: 0.9rem;
  position: relative;
  box-shadow: 0 1px 0.5px rgba(0,0,0,0.13);
  opacity: 0;
  animation: popIn 0.3s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.msg-outgoing {
  background-color: var(--wa-outgoing);
  align-self: flex-end;
  color: var(--text-primary);
  border-radius: 7.5px 0 7.5px 7.5px;
}

.msg-time {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.6);
  float: right;
  margin-left: 10px;
  margin-top: 4px;
  display: flex;
  align-items: center;
}

.msg-status i {
  font-size: 0.8rem;
  margin-left: 3px;
  color: #53bdeb;
}

@keyframes popIn {
  0% {
    opacity: 0;
    transform: translateY(10px) scale(0.9);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* --- TILT CARDS (FEATURES) --- */

.feature-card {
  background: var(--wa-header);
  border-radius: 20px;
  padding: 30px;
  border: 1px solid transparent;
  transition: 0.1s;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--wa-green), transparent);
  opacity: 0;
  transition: 0.3s;
}

.feature-card:hover {
  border-color: rgba(0, 168, 132, 0.3);
  /*transform: translateY(-5px) rotate(3deg);*/
}

.feature-card:hover::before {
  opacity: 1;
}

.icon-box {
  width: 60px;
  height: 60px;
  background: rgba(0, 168, 132, 0.1);
  color: var(--wa-green);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

/* --- PRICING --- */

.pricing-section {
  background-color: #0b141a;
  padding: 100px 0;
}

.pricing-card {
  background: var(--wa-header);
  border-radius: 24px;
  padding: 40px 30px;
  text-align: center;
  border: 1px solid var(--wa-border);
  position: relative;
  transition: 0.3s;
  overflow: hidden;
}

.pricing-card:hover {
  transform: scale(1.03);
  border-color: var(--wa-green);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.pricing-badge {
  background: var(--wa-green);
  color: #000;
  font-weight: 800;
  padding: 5px 0;
  position: absolute;
  top: 20px;
  right: -35px;
  width: 120px;
  transform: rotate(45deg);
  font-size: 0.7rem;
}

/* Mobile */

@media (max-width: 991px) {
  .wa-interface {
    height: 400px;
    transform: none;
  }
}

@media (max-width: 991px) {
  .wa-sidebar {
    width: 80px;
  }
}

/* Compact sidebar */

@media (max-width: 991px) {
  .wa-chat-area {
    width: calc(100% - 80px);
  }
}

@media (max-width: 991px) {
  .contact-info {
    display: none;
  }
}

/* Hide text on mobile sidebar */

@media (max-width: 991px) {
  .wa-sidebar-header {
    justify-content: center;
  }
}

@media (max-width: 991px) {
  .hero-title {
    font-size: 2.5rem;
  }
}

.nav-tabs .nav-link.active, .nav-tabs .nav-item.show .nav-link {
  color: var(--bs-nav-tabs-link-active-color);
  background-color: #00a884;
  border-radius: 16px;
  border: 0px none var(--bs-nav-tabs-link-active-border-color) ;
}

.nav-tabs {
  --bs-nav-tabs-border-width: var(--bs-border-width);
  --bs-nav-tabs-border-color: var(--bs-border-color);
  --bs-nav-tabs-border-radius: var(--bs-border-radius);
  --bs-nav-tabs-link-hover-border-color: rgba(233,236,239,0) var(--bs-secondary-bg) var(--bs-border-color);
  --bs-nav-tabs-link-active-color: var(--bs-emphasis-color);
  --bs-nav-tabs-link-active-bg: rgba(255,255,255,0);
  --bs-nav-tabs-link-active-border-color: var(--bs-gray-100) var(--bs-border-color) var(--bs-body-bg);
  border-bottom: var(--bs-nav-tabs-border-width) solid var(--bs-nav-tabs-border-color);
}

.nav-link {
  display: block;
  padding: var(--bs-nav-link-padding-y) var(--bs-nav-link-padding-x);
  font-size: var(--bs-nav-link-font-size);
  font-weight: var(--bs-nav-link-font-weight);
  color: var(--text-primary);
  text-decoration: none;
  background: none;
  transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out;
  border: 0px none var(--text-primary) ;
}

.nav-link:hover, .nav-link:focus {
  color: #ffee9e;
  border-width: 0px;
  border-style: none;
  border-top-width: 0px;
  border-top-style: none;
  border-right-width: 0px;
  border-right-style: none;
  border-bottom-width: 0px;
  border-bottom-style: none;
  border-left-width: 0px;
  border-left-style: none;
}

.btn-wa-chrome {
  background-color: var(--bs-secondary);
  color: #111b21;
  font-weight: 700;
  border-radius: 24px;
  padding: 10px 28px;
  text-decoration: none;
  transition: 0.3s;
  box-shadow: 0 0 15px rgba(0, 168, 132, 0.4);
}

.btn-wa-chrome:hover {
  background-color: #d5ee39;
  color: #111b21;
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(0, 168, 132, 0.6);
}

.badge-new {
  background: #dcfce7;
  color: #16a34a;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
}

.badge-red {
  background: #550000;
  color: #dc7272;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
}

.videoplate {
  width: 100%;
  max-width: 960px;
  border-radius: 16px;
  box-shadow: 0px 10px 18px 7px rgb(0,0,0);
  border-width: 5px;
  border-style: solid;
  border-left-width: 6px;
  border-left-style: solid;
  transform: rotate(2deg) rotateX(2deg);
}