*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  background-color: #030709;
  font-family: 'Cairo', -apple-system, BlinkMacSystemFont, sans-serif;
  overflow: hidden;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, #0f1c24 0%, #030709 100%);
}

.mobile-device-frame {
  position: relative;
  width: 100%;
  max-width: 420px;
  height: 100vh;
  max-height: 890px;
  background-color: #0b141a;
  background-image: radial-gradient(rgba(37, 211, 102, .04) 1px, transparent 0), radial-gradient(rgba(255, 255, 255, .02) 1px, transparent 0);
  background-position: 0 0, 24px 24px;
  background-size: 48px 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  box-shadow: 0 25px 70px rgba(0, 0, 0, .9), 0 0 0 1px rgba(255, 255, 255, .08);
}

@media (max-width: 480px) {
  .mobile-device-frame {
    max-width: 100vw;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    box-shadow: none;
    border: none;
  }
}

@media (min-width: 481px) {
  .mobile-device-frame {
    border-radius: 46px;
    height: 94vh;
    border: 10px solid #1a242c;
    box-shadow: 0 0 0 2px #0a0f13, 0 20px 60px rgba(0, 0, 0, .9);
  }
}

.camera-punch-hole {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 11px;
  height: 11px;
  background: #000;
  border-radius: 50%;
  z-index: 99;
  box-shadow: 0 0 2px rgba(255, 255, 255, .2) inset;
}

.wa-doodle-bg {
  position: absolute;
  inset: 0;
  opacity: .065;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg width='160' height='160' viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-rule='evenodd'%3E%3Cpath d='M30 20a10 10 0 0 1 10 10c0 5.5-4.5 10-10 10S20 35.5 20 30s4.5-10 10-10zm60 40a12 12 0 1 1 0 24 12 12 0 0 1 0-24zm-40 50c5 0 9 4 9 9s-4 9-9 9-9-4-9-9 4-9 9-9zm75-75a8 8 0 1 1-16 0 8 8 0 0 1 16 0zm-5 75c4 0 7 3 7 7s-3 7-7 7-7-3-7-7 3-7 7-7zM20 95c3.5 0 6 2.5 6 6s-2.5 6-6 6-6-2.5-6-6 2.5-6 6-6zm110-10a6 6 0 1 1-12 0 6 6 0 0 1 12 0z'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 160px 160px;
  z-index: 1;
}

/* Status Bar */
.phone-status-bar {
  position: relative;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px 4px;
  color: #e9edef;
  font-size: 12.5px;
  font-weight: 600;
  direction: ltr;
}

.status-left {
  display: flex;
  align-items: center;
  gap: 6px;
}

.wa-status-mini-icon {
  width: 14px;
  height: 14px;
  fill: #25d366;
  animation: miniIconPulse 2s infinite ease-in-out;
}

@keyframes miniIconPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .6; }
}

.call-indicator-arrow {
  font-size: 12px;
  color: #8696a0;
}

.status-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.green-mic-capsule {
  background: #25d366;
  border-radius: 12px;
  padding: 2px 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulseMic 1.8s infinite ease-in-out;
}

.green-mic-capsule svg {
  width: 11px;
  height: 11px;
  fill: #0b141a;
}

@keyframes pulseMic {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.06); opacity: .85; }
}

.signal-bars {
  display: flex;
  align-items: flex-end;
  gap: 1.5px;
  height: 11px;
}

.bar {
  width: 2.5px;
  background-color: #e9edef;
  border-radius: 1px;
}

.bar.b1 { height: 3px; }
.bar.b2 { height: 5.5px; }
.bar.b3 { height: 8px; }
.bar.b4 { height: 11px; }

.wifi-icon-svg {
  width: 13px;
  height: 13px;
  fill: #e9edef;
}

.network-badge {
  font-size: 10.5px;
  font-weight: 700;
  color: #8696a0;
  letter-spacing: -.2px;
}

.battery-container {
  display: flex;
  align-items: center;
  gap: 4px;
}

.battery-percent-text {
  font-size: 11.5px;
  font-weight: 600;
}

.battery-shell {
  width: 20px;
  height: 10px;
  border: 1.5px solid #e9edef;
  border-radius: 2.5px;
  padding: 1px;
  position: relative;
  display: flex;
  align-items: center;
}

.battery-shell::after {
  content: '';
  position: absolute;
  right: -3px;
  top: 2px;
  width: 2px;
  height: 4px;
  background: #e9edef;
  border-radius: 0 1px 1px 0;
}

.battery-level-fill {
  width: 82%;
  height: 100%;
  background: #25d366;
  border-radius: 1px;
}

/* Notification Toast */
.wa-notification-toast {
  position: absolute;
  top: 38px;
  left: 12px;
  right: 12px;
  background: rgba(32, 44, 51, .95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 18px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .6), 0 1px 1px rgba(255, 255, 255, .1) inset;
  z-index: 50;
  animation: slideNotificationIn .6s cubic-bezier(.16, 1, .3, 1) both;
  cursor: pointer;
  text-decoration: none;
  direction: rtl;
  border: 1px solid rgba(37, 211, 102, .3);
}

@keyframes slideNotificationIn {
  from {
    transform: translateY(-70px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.notif-app-icon {
  width: 38px;
  height: 38px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(37, 211, 102, .4);
}

.notif-app-icon svg {
  width: 22px;
  height: 22px;
  fill: #fff;
}

.notif-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow: hidden;
}

.notif-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.notif-app-name {
  font-size: 11.5px;
  color: #25d366;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 4px;
}

.notif-time-ago {
  font-size: 10.5px;
  color: #8696a0;
  direction: ltr;
}

.notif-title {
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.notif-desc {
  font-size: 12px;
  color: #8696a0;
  font-weight: 500;
}

/* Call Header */
.call-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 8px 18px;
  direction: ltr;
  margin-top: 10px;
}

.header-btn {
  width: 44px;
  height: 44px;
  background: rgba(32, 44, 51, .85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #e9edef;
  text-decoration: none;
  transition: transform .15s ease, background .2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .3);
  cursor: pointer;
}

.header-btn:active {
  transform: scale(.92);
}

.header-btn svg {
  width: 22px;
  height: 22px;
  fill: #e9edef;
  pointer-events: none;
}

.caller-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-top: -2px;
}

.caller-name {
  color: #e9edef;
  font-size: 23px;
  font-weight: 900;
  letter-spacing: .2px;
  margin-bottom: 3px;
}

.encryption-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: #25d366;
  font-size: 13.5px;
  font-weight: 700;
  transition: all .3s ease;
}

.live-calling-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: #25d366;
  border-radius: 50%;
  animation: liveBlink 1s infinite ease-in-out;
}

@keyframes liveBlink {
  0%, 100% {
    opacity: 1;
    transform: scale(1.1);
  }
  50% {
    opacity: .25;
    transform: scale(.65);
  }
}

.connecting-spinner {
  display: none;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(37, 211, 102, .3);
  border-top-color: #25d366;
  border-radius: 50%;
  animation: spinLoader .7s linear infinite;
}

@keyframes spinLoader {
  to { transform: rotate(360deg); }
}

/* Avatar */
.avatar-section {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  padding: 8px 0;
}

.avatar-container-outer {
  position: relative;
  width: 220px;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.incoming-pulse-ring {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 2.5px solid rgba(37, 211, 102, .6);
  animation: avatarRingWave 2.8s cubic-bezier(.1, .2, .8, 1) infinite;
  pointer-events: none;
}

.incoming-pulse-ring:nth-child(2) { animation-delay: .9s; }
.incoming-pulse-ring:nth-child(3) { animation-delay: 1.8s; }

@keyframes avatarRingWave {
  0% { transform: scale(.92); opacity: .95; }
  100% { transform: scale(1.7); opacity: 0; }
}

.avatar-wrapper {
  position: relative;
  width: 195px;
  height: 195px;
  border-radius: 50%;
  padding: 3.5px;
  background: linear-gradient(135deg, #25d366, #128c7e, #075e54);
  box-shadow: 0 10px 35px rgba(37, 211, 102, .38);
  z-index: 6;
  text-decoration: none;
  display: block;
  cursor: pointer;
}

.avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #111b21;
  display: block;
  pointer-events: none;
}

/* Bottom Controls */
.bottom-controls-container {
  position: relative;
  z-index: 10;
  padding: 0 14px 8px;
}

.call-control-panel {
  background: rgba(22, 32, 39, .96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: 28px;
  padding: 20px 14px 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, .6), 0 1px 2px rgba(255, 255, 255, .06) inset;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  row-gap: 18px;
  column-gap: 10px;
  justify-items: center;
  direction: ltr;
}

.control-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  text-decoration: none;
  outline: none;
  cursor: pointer;
  position: relative;
}

.control-btn {
  position: relative;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #2a3942;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .15s ease, background .2s ease, box-shadow .2s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, .3);
}

.control-btn * {
  pointer-events: none;
}

.control-item:hover .control-btn {
  background: #374a56;
  transform: scale(1.06);
}

.control-item:active .control-btn {
  transform: scale(.92);
}

.control-btn svg {
  width: 25px;
  height: 25px;
  fill: #e9edef;
}

.control-label {
  color: #e9edef;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1px;
  pointer-events: none;
}

/* Video Flash Active State */
.control-item.video-flash-active .control-btn {
  background: linear-gradient(135deg, #25d366, #128c7e);
  box-shadow: 0 0 20px rgba(37, 211, 102, .85), 0 0 35px rgba(37, 211, 102, .5);
  animation: videoButtonPulseGlow 1.3s ease-in-out infinite alternate;
}

.control-item.video-flash-active .control-btn::before,
.control-item.video-flash-active .control-btn::after {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 3px solid rgba(37, 211, 102, .85);
  animation: videoWaveRing 1.8s cubic-bezier(0, .2, .8, 1) infinite;
  pointer-events: none;
}

.control-item.video-flash-active .control-btn::after {
  animation-delay: .9s;
}

.control-item.video-flash-active .control-btn svg {
  fill: #fff;
  animation: cameraFlashVibrate 1.2s infinite ease-in-out;
}

.control-item.video-flash-active .control-label {
  color: #25d366;
  font-weight: 800;
  text-shadow: 0 0 10px rgba(37, 211, 102, .6);
  animation: labelGlow 1.3s infinite alternate;
}

@keyframes videoWaveRing {
  0% { transform: scale(.85); opacity: 1; }
  100% { transform: scale(1.65); opacity: 0; }
}

@keyframes videoButtonPulseGlow {
  0% {
    transform: scale(1);
    box-shadow: 0 0 14px rgba(37, 211, 102, .7), 0 4px 15px rgba(0, 0, 0, .4);
    filter: brightness(1);
  }
  100% {
    transform: scale(1.12);
    box-shadow: 0 0 32px rgba(37, 211, 102, 1), 0 0 55px rgba(37, 211, 102, .7), 0 4px 22px rgba(0, 0, 0, .5);
    filter: brightness(1.25);
  }
}

@keyframes cameraFlashVibrate {
  0%, 100% { transform: scale(1) rotate(0deg); }
  10% { transform: scale(1.18) rotate(14deg); }
  20% { transform: scale(1.18) rotate(-14deg); }
  30% { transform: scale(1.18) rotate(10deg); }
  40% { transform: scale(1.18) rotate(-6deg); }
  50% { transform: scale(1.1) rotate(0deg); }
}

@keyframes labelGlow {
  0% { opacity: .85; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.05); }
}

/* End Button */
.control-btn.btn-end {
  background: #ea0038;
  box-shadow: 0 6px 20px rgba(234, 0, 56, .45);
}

.control-item:hover .control-btn.btn-end {
  background: #ff1744;
  transform: scale(1.06);
}

.control-btn.btn-end svg {
  width: 27px;
  height: 27px;
  fill: #fff;
  transform: rotate(135deg);
}

/* Android Nav Bar */
.android-nav-bar {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 6px 40px 10px;
  color: #8696a0;
  direction: ltr;
}

.nav-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 30px;
  opacity: .7;
  cursor: pointer;
  text-decoration: none;
}

.nav-item svg {
  width: 18px;
  height: 18px;
  fill: #8696a0;
  pointer-events: none;
}