/* ==========================================================================
   Repdo Marketing Website — Design System & Styles
   Brand: Repdo | Forest Accent #1F4A35 | Calm iOS/Airbnb Editorial Feel
   No trackers, no cookies, zero external dependencies.
   ========================================================================== */

:root {
  --primary: #1F4A35;
  --primary-hover: #163626;
  --primary-active: #0F261B;
  --primary-tint: #E5EFE9;
  --primary-subtle: #F3F8F5;

  --bg: #FAFAF7;
  --card: #FFFFFF;
  --card-elevated: #FFFFFF;

  --ink: #19181B;
  --ink-secondary: #403D45;
  --muted: #646069;
  --subtle: #8E8A93;

  --line: #E8E5DF;
  --hair: #F2EFEB;
  --focus-ring: rgba(31, 74, 53, 0.35);

  --wa-green: #25D366;
  --wa-tint: #DCF8C6;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-pill: 999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 8px 24px rgba(25, 24, 27, 0.05);
  --shadow-lg: 0 20px 48px rgba(25, 24, 27, 0.08);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --container-max: 1140px;
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset & Accessibility */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  width: 100%;
}

/* Skip link for keyboard navigation */
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--primary);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  text-decoration: none;
  z-index: 1000;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 20px;
  outline: 3px solid #000;
}

/* Accessibility Focus States */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Navigation Bar */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  z-index: 100;
  transition: border-color 0.2s ease;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-mark-img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: block;
  flex-shrink: 0;
}

.brand-name {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.045em;
  color: var(--primary);
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
}

.brand-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #9ED7B4;
  margin-left: 2px;
  transform: translateY(-2px);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--ink);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--ink);
  border-radius: var(--radius-sm);
}

.mobile-nav-toggle svg {
  width: 24px;
  height: 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-primary:active {
  background-color: var(--primary-active);
  transform: translateY(0);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--ink);
  border-color: var(--line);
}

.btn-secondary:hover {
  border-color: var(--subtle);
  background-color: #FAF9F6;
  transform: translateY(-1px);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13.5px;
}

.btn-wa {
  background-color: #1F4A35;
  color: #FFFFFF;
}

.btn-wa:hover {
  background-color: #163626;
  box-shadow: 0 4px 14px rgba(31, 74, 53, 0.25);
}

/* Pill Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  background: var(--primary-tint);
  color: var(--primary);
  margin-bottom: 20px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* Hero Section */
.hero-section {
  padding: 80px 0 64px;
}

.hero-content {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: 52px;
  font-weight: 750;
  line-height: 1.12;
  letter-spacing: -0.035em;
  color: var(--ink);
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 20px;
  line-height: 1.55;
  color: var(--muted);
  max-width: 660px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-proof-text {
  font-size: 13.5px;
  color: var(--subtle);
  margin-top: 18px;
}

/* Sample WhatsApp Reminder Preview Card (Pure CSS, no brand assets) */
.preview-container {
  max-width: 540px;
  margin: 54px auto 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.preview-phone-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--hair);
  margin-bottom: 18px;
}

.sender-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sender-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-tint);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
}

.sender-meta h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 4px;
}

.verified-badge {
  color: #1F4A35;
  display: inline-block;
}

.sender-meta p {
  font-size: 12px;
  color: var(--muted);
}

.preview-chat {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.chat-bubble {
  padding: 16px;
  border-radius: 18px;
  font-size: 14.5px;
  line-height: 1.5;
  max-width: 90%;
  position: relative;
}

.bubble-received {
  background: #F4F6F4;
  color: var(--ink);
  border-top-left-radius: 4px;
  align-self: flex-start;
  border: 1px solid #ECEEEA;
}

.bubble-received p strong {
  color: var(--primary);
}

.bubble-time {
  display: block;
  font-size: 11px;
  color: var(--subtle);
  margin-top: 8px;
  text-align: right;
}

.bubble-options {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.option-pill {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--primary);
  background: #FFFFFF;
  border: 1px solid #D5E2D9;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
}

.bubble-sent {
  background: var(--primary);
  color: #FFFFFF;
  border-top-right-radius: 4px;
  align-self: flex-end;
}

.bubble-sent .bubble-time {
  color: rgba(255, 255, 255, 0.7);
}

.bubble-confirmation {
  background: #FFFFFF;
  border: 1.5px solid var(--primary-tint);
  color: var(--ink);
  border-top-left-radius: 4px;
  align-self: flex-start;
}

.preview-caption {
  margin-top: 16px;
  font-size: 13px;
  color: var(--subtle);
  text-align: center;
}

/* Section Common Styling */
.section-padding {
  padding: 96px 0;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-head h2 {
  font-size: 38px;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-head p {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.5;
}

/* 3-Step "How It Works" Section */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: #DCD8D0;
}

.step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-tint);
  color: var(--primary);
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

.step-card h3 {
  font-size: 20px;
  font-weight: 650;
  letter-spacing: -0.015em;
  margin-bottom: 12px;
  color: var(--ink);
}

.step-card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.55;
}

/* Industry Use Cases Grid */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.industry-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.industry-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  border-color: #D0CCC4;
}

.industry-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--primary-subtle);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.industry-card h3 {
  font-size: 19px;
  font-weight: 650;
  margin-bottom: 8px;
  color: var(--ink);
}

.industry-benefit {
  font-size: 14.5px;
  color: var(--ink-secondary);
  line-height: 1.5;
  margin-bottom: 14px;
}

.industry-tag {
  margin-top: auto;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Trust, Consent & Privacy Grid */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.trust-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
}

.trust-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--primary-tint);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.trust-card h3 {
  font-size: 18px;
  font-weight: 650;
  margin-bottom: 10px;
  color: var(--ink);
}

.trust-card p {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.55;
}

/* Call to Action Banner */
.cta-banner {
  background: var(--primary);
  border-radius: var(--radius-xl);
  padding: 72px 48px;
  color: #FFFFFF;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner h2 {
  font-size: 40px;
  font-weight: 750;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
  color: #FFFFFF;
}

.cta-banner p {
  font-size: 18px;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 0 auto 36px;
}

.btn-white {
  background: #FFFFFF;
  color: var(--primary);
}

.btn-white:hover {
  background: #F4F6F4;
  color: var(--primary-hover);
  transform: translateY(-1px);
}

/* Pricing Page Specifics */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 12px 36px rgba(31, 74, 53, 0.12);
  transform: scale(1.02);
}

.pricing-popular-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #FFFFFF;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
}

.plan-name {
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.plan-desc {
  font-size: 14.5px;
  color: var(--muted);
  min-height: 42px;
  margin-bottom: 22px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
}

.plan-price .currency {
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
}

.plan-price .amount {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
}

.plan-price .period {
  font-size: 15px;
  color: var(--muted);
}

.plan-meta {
  font-size: 13px;
  color: var(--subtle);
  margin-bottom: 28px;
}

.plan-features {
  list-style: none;
  margin-bottom: 36px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.plan-features li {
  font-size: 14.5px;
  color: var(--ink-secondary);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.plan-features li svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.plan-cta {
  width: 100%;
}

.pricing-note {
  font-size: 13.5px;
  color: var(--muted);
  margin-top: 36px;
  text-align: center;
}

/* FAQ Accordion / Grid */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 960px;
  margin: 0 auto;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.faq-item h3 {
  font-size: 17.5px;
  font-weight: 650;
  margin-bottom: 10px;
  color: var(--ink);
}

.faq-item p {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.55;
}

/* Legal Documents & Policy Page Styles */
.legal-wrapper {
  max-width: 800px;
  margin: 56px auto 96px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 56px 48px;
  box-shadow: var(--shadow-sm);
}

.legal-header {
  border-bottom: 1px solid var(--line);
  padding-bottom: 28px;
  margin-bottom: 36px;
}

.legal-notice-banner {
  background: #FFF9E6;
  border: 1px solid #F3DF95;
  color: #7D5A06;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1.45;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.legal-header h1 {
  font-size: 36px;
  font-weight: 750;
  letter-spacing: -0.025em;
  margin-bottom: 10px;
}

.legal-meta {
  font-size: 13.5px;
  color: var(--muted);
}

.legal-content h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin-top: 36px;
  margin-bottom: 14px;
}

.legal-content h3 {
  font-size: 17px;
  font-weight: 650;
  color: var(--ink);
  margin-top: 24px;
  margin-bottom: 10px;
}

.legal-content p,
.legal-content li {
  font-size: 15px;
  color: var(--ink-secondary);
  line-height: 1.65;
  margin-bottom: 14px;
}

.legal-content ul,
.legal-content ol {
  padding-left: 22px;
  margin-bottom: 20px;
}

.legal-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}

.legal-content th,
.legal-content td {
  border: 1px solid var(--line);
  padding: 12px 14px;
  text-align: left;
}

.legal-content th {
  background: var(--bg);
  font-weight: 600;
  color: var(--ink);
}

.contact-card-box {
  background: var(--primary-subtle);
  border: 1.5px solid var(--primary-tint);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 28px 0;
}

/* Contact Page Layout */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  max-width: 960px;
  margin: 0 auto;
}

.contact-info-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 40px;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-method-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-tint);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-method h3 {
  font-size: 17px;
  font-weight: 650;
  color: var(--ink);
  margin-bottom: 4px;
}

.contact-method p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.45;
  margin-bottom: 6px;
}

.contact-method a {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
}

.contact-method a:hover {
  text-decoration: underline;
}

/* Site Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 64px 0 40px;
  background: var(--card);
  margin-top: 96px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.55;
  max-width: 320px;
  margin-top: 14px;
}

.footer-col h4 {
  font-size: 13.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink);
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.15s ease;
}

.footer-col a:hover {
  color: var(--primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--hair);
  padding-top: 28px;
  font-size: 13.5px;
  color: var(--subtle);
  flex-wrap: wrap;
  gap: 12px;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-title {
    font-size: 42px;
  }
  .steps-grid,
  .industry-grid,
  .trust-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-card.featured {
    transform: none;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  nav {
    display: contents;
  }

  .nav-links,
  .nav-cta {
    display: none;
  }

  .mobile-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
  }

  /* Mobile Dropdown Menu */
  .site-header.nav-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--card);
    padding: 24px;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    gap: 18px;
    z-index: 101;
  }

  .site-header.nav-open .nav-cta {
    display: flex;
    padding: 0 24px 24px;
    background: var(--card);
    position: absolute;
    top: calc(72px + 230px);
    left: 0;
    right: 0;
    box-shadow: var(--shadow-md);
    z-index: 101;
  }

  .hero-title {
    font-size: clamp(26px, 7.5vw, 32px);
    line-height: 1.18;
    letter-spacing: -0.025em;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .hero-title br {
    display: none;
  }

  .hero-subtitle {
    font-size: 16px;
    line-height: 1.5;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
    white-space: normal;
    text-align: center;
    padding: 14px 20px;
    font-size: 15px;
  }

  .preview-container {
    padding: 18px 14px;
    margin: 36px auto 0;
  }

  .bubble-options {
    flex-direction: column;
    gap: 6px;
  }

  .option-pill {
    text-align: left;
    width: 100%;
  }

  .steps-grid,
  .industry-grid,
  .trust-grid,
  .pricing-grid,
  .faq-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .cta-banner {
    padding: 44px 20px;
  }

  .cta-banner h2 {
    font-size: 28px;
  }

  .legal-wrapper {
    padding: 28px 18px;
    margin: 28px auto 56px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}