@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;600;700;800&display=swap');

:root {
  --primary-blue: #0A2540;
  --secondary-blue: #1C3D5A;
  --light-blue: #EBF4FA;
  --whatsapp-green: #25D366;
  --whatsapp-green-hover: #1EBE5A;
  --danger-red: #DC3545;
  --danger-bg: #FDF2F2;
  --success-bg: #F0FDF4;
  --white: #FFFFFF;
  --bg-gray: #F8F9FA;
  --text-main: #1A1A1A;
  --text-muted: #6C757D;
  --border-color: #E2E8F0;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  --radius-md: 12px;
  --radius-lg: 20px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Cairo', sans-serif;
}

body {
  background-color: var(--bg-gray);
  color: var(--text-main);
  line-height: 1.6;
  padding-bottom: 90px; /* Space for sticky CTA */
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  padding: 0 20px;
  max-width: 480px; /* Mobile first max-width for centering on desktop */
  margin: 0 auto;
}

/* Typography */
h1, h2, h3 {
  color: var(--primary-blue);
  line-height: 1.3;
}

h1 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 16px;
  text-align: center;
}

h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
  text-align: center;
}

.text-center {
  text-align: center;
}

/* Buttons */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-whatsapp {
  background-color: var(--whatsapp-green);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
  animation: pulse 2s infinite;
}

.btn-whatsapp:active {
  transform: scale(0.98);
  background-color: var(--whatsapp-green-hover);
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Header */
header {
  background-color: var(--white);
  padding: 15px 0;
  text-align: center;
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 10;
}

.logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.logo span {
  color: var(--whatsapp-green);
}

/* Sections Common */
section {
  padding: 40px 0;
}

section:nth-child(even) {
  background-color: var(--white);
}

/* Hero Section */
.hero {
  padding-top: 30px;
  padding-bottom: 40px;
  background: linear-gradient(180deg, var(--white) 0%, var(--light-blue) 100%);
}

.hero-subheadline {
  font-size: 16px;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 24px;
}

.urgency-banner {
  background-color: var(--danger-bg);
  border: 1px solid #FAD2E1;
  border-radius: var(--radius-md);
  padding: 15px;
  text-align: center;
  margin-bottom: 24px;
}

.urgency-text {
  color: var(--danger-red);
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 8px;
}

.countdown {
  display: flex;
  justify-content: center;
  gap: 15px;
}

.time-box {
  background: var(--white);
  border-radius: 8px;
  padding: 8px 12px;
  min-width: 60px;
  box-shadow: var(--shadow-sm);
}

.time-box span {
  display: block;
  font-size: 20px;
  font-weight: 800;
  color: var(--danger-red);
}

.time-box small {
  font-size: 12px;
  color: var(--text-muted);
}

.hero-image {
  margin-top: 30px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* Comparison Section */
.comparison-card {
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 20px;
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.card-red {
  border-top: 5px solid var(--danger-red);
  background: var(--danger-bg);
}

.card-green {
  border-top: 5px solid var(--whatsapp-green);
  background: var(--success-bg);
  position: relative;
}

.badge-best {
  position: absolute;
  top: -15px;
  background: var(--whatsapp-green);
  color: white;
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 700;
}
[dir="rtl"] .badge-best { left: 20px; }
[dir="ltr"] .badge-best { right: 20px; }

.comp-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 16px;
}

.card-red .comp-header { color: var(--danger-red); }
.card-green .comp-header { color: var(--primary-blue); }

.comp-list {
  list-style: none;
}

.comp-list li {
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
}

.comp-list li i {
  margin-top: 4px;
}

.card-red .comp-list li i { color: var(--danger-red); }
.card-green .comp-list li i { color: var(--whatsapp-green); }

/* Features Section */
.feature-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 15px;
  border: 1px solid var(--border-color);
}

.feature-icon {
  background: var(--light-blue);
  color: var(--primary-blue);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.feature-content h3 {
  font-size: 18px;
  margin-bottom: 5px;
  color: var(--primary-blue);
}

.feature-content p {
  font-size: 14px;
  color: var(--text-muted);
}

/* How It Works Section */
.step-container {
  position: relative;
}
[dir="rtl"] .step-container { padding-right: 30px; }
[dir="ltr"] .step-container { padding-left: 30px; }

.step-container::before {
  content: '';
  position: absolute;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--whatsapp-green);
  z-index: 1;
}
[dir="rtl"] .step-container::before { right: 14px; }
[dir="ltr"] .step-container::before { left: 14px; }

.step-item {
  position: relative;
  margin-bottom: 30px;
  background: var(--white);
  padding: 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.step-item:last-child {
  margin-bottom: 0;
}

.step-number {
  position: absolute;
  top: 20px;
  width: 32px;
  height: 32px;
  background: var(--whatsapp-green);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  z-index: 2;
  box-shadow: 0 0 0 4px var(--bg-gray);
}
[dir="rtl"] .step-number { right: -45px; }
[dir="ltr"] .step-number { left: -45px; }

.step-item h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

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

/* Social Proof Carousel */
.carousel-container {
  overflow-x: auto;
  display: flex;
  gap: 15px;
  padding-bottom: 20px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox */
}

.carousel-container::-webkit-scrollbar {
  display: none; /* Chrome, Safari */
}

.chat-mockup {
  flex: 0 0 85%;
  scroll-snap-align: center;
  background: #E5DDD5;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid #CCC;
}

.chat-header {
  background: #075E54;
  color: white;
  padding: 12px 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.chat-avatar {
  width: 40px;
  height: 40px;
  background: #CCC;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.chat-avatar i {
  color: white;
  font-size: 24px;
}

.chat-name {
  font-weight: 700;
  font-size: 15px;
}

.chat-status {
  font-size: 12px;
  opacity: 0.8;
}

.chat-body {
  padding: 15px;
  background-image: url('data:image/svg+xml;utf8,<svg width="100%" height="100%" xmlns="http://www.w3.org/2000/svg"><rect width="100%" height="100%" fill="none"/></svg>');
  /* Fake whatsapp bg pattern could go here */
}

.msg {
  max-width: 85%;
  margin-bottom: 10px;
  padding: 8px 12px;
  border-radius: 10px;
  position: relative;
  font-size: 14px;
  line-height: 1.4;
}

.msg-received {
  background: white;
}
[dir="rtl"] .msg-received {
  margin-left: auto;
  margin-right: 0;
  border-top-left-radius: 0;
}
[dir="ltr"] .msg-received {
  margin-right: auto;
  margin-left: 0;
  border-top-right-radius: 0;
}

.msg-sent {
  background: #DCF8C6;
}
[dir="rtl"] .msg-sent {
  margin-right: auto;
  margin-left: 0;
  border-top-right-radius: 0;
}
[dir="ltr"] .msg-sent {
  margin-left: auto;
  margin-right: 0;
  border-top-left-radius: 0;
}

.msg-time {
  font-size: 10px;
  color: #999;
  text-align: left;
  display: block;
  margin-top: 4px;
}

/* FAQ Section */
.faq-item {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 15px;
  overflow: hidden;
}

.faq-question {
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  font-size: 16px;
  color: var(--primary-blue);
  cursor: pointer;
  background: var(--white);
  transition: background 0.3s;
}

.faq-question i {
  transition: transform 0.3s;
  color: var(--whatsapp-green);
}

.faq-item.active .faq-question {
  background: var(--light-blue);
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: var(--text-muted);
  font-size: 15px;
}

.faq-item.active .faq-answer {
  padding: 15px 20px;
  max-height: 500px; /* Arbitrary large value for transition */
}

/* Sticky CTA */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--white);
  padding: 15px 20px;
  box-shadow: 0 -4px 15px rgba(0,0,0,0.1);
  z-index: 1000;
  border-top: 1px solid var(--border-color);
}

.sticky-cta .btn {
  margin: 0 auto;
  max-width: 440px;
}