/* ==========================================================================
   MASHKEEZA MINERAL WATER - Premium Brand Stylesheet
   Pure • Fresh • Trusted | 19-Liter Water Bottling
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables & Design System
   -------------------------------------------------------------------------- */
:root {
  /* Brand Color Palette: 60-30-10 Rule */
  --color-canvas: #ffffff;
  --color-canvas-subtle: #f8fafc;
  --color-canvas-ice: #f0f7fd;
  --color-surface-card: #ffffff;
  --color-surface-glass: rgba(255, 255, 255, 0.88);

  /* Primary Deep Navy & Midnight */
  --color-navy-950: #07111e;
  --color-navy-900: #0b192c;
  --color-navy-800: #102644;
  --color-navy-700: #193a67;

  /* Aqua & Cyan Accents (10% High Intent Action Budget) */
  --color-cyan-500: #0ea5e9;
  --color-cyan-600: #0284c7;
  --color-cyan-700: #0369a1;
  --color-cyan-light: #e0f2fe;
  --color-cyan-glow: rgba(14, 165, 233, 0.25);

  /* WhatsApp Green */
  --color-whatsapp: #25d366;
  --color-whatsapp-hover: #20bd5a;

  /* Typography Colors */
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-text-inverse: #ffffff;
  --color-text-inverse-muted: #cbd5e1;

  /* Hairline Borders & Shadows */
  --border-hairline: 1px solid rgba(15, 23, 42, 0.08);
  --border-hairline-dark: 1px solid rgba(255, 255, 255, 0.1);
  --border-cyan-subtle: 1px solid rgba(14, 165, 233, 0.2);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px -2px rgba(11, 25, 44, 0.06), 0 2px 6px -1px rgba(11, 25, 44, 0.04);
  --shadow-lg: 0 12px 32px -4px rgba(11, 25, 44, 0.08), 0 4px 12px -2px rgba(11, 25, 44, 0.03);
  --shadow-xl: 0 24px 48px -12px rgba(11, 25, 44, 0.12);
  --shadow-glow: 0 8px 30px rgba(14, 165, 233, 0.2);

  /* Radius System */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 280ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 450ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Typography Families */
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-canvas);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

.tabular-nums {
  font-variant-numeric: tabular-nums;
}

.container-custom {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* --------------------------------------------------------------------------
   3. Typography System
   -------------------------------------------------------------------------- */
.text-kicker {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-cyan-600);
  margin-bottom: 0.75rem;
  display: inline-block;
}

.heading-display {
  font-size: clamp(2.5rem, 5.2vw, 4.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-navy-950);
  text-wrap: balance;
}

.heading-section {
  font-size: clamp(2rem, 3.8vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--color-navy-950);
  text-wrap: balance;
}

.subheading-section {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 620px;
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   4. Buttons & Badges
   -------------------------------------------------------------------------- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  background: linear-gradient(135deg, var(--color-navy-900) 0%, var(--color-navy-800) 100%);
  color: #ffffff;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(11, 25, 44, 0.15);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-navy-800) 0%, var(--color-navy-700) 100%);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(11, 25, 44, 0.22);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  background: #ffffff;
  color: var(--color-navy-900);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: var(--border-hairline);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-secondary:hover {
  background: var(--color-canvas-subtle);
  border-color: rgba(14, 165, 233, 0.35);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  background-color: var(--color-whatsapp);
  color: #ffffff;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.25);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.875rem 1.75rem;
  background: rgba(37, 211, 102, 0.08);
  color: #128c7e;
  border: 1px solid rgba(37, 211, 102, 0.4);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-whatsapp-outline:hover {
  background-color: var(--color-whatsapp);
  color: #ffffff;
  border-color: var(--color-whatsapp);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.badge-pill-quiet {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: rgba(14, 165, 233, 0.1);
  color: var(--color-cyan-700);
  border: 1px solid rgba(14, 165, 233, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-cyan-500);
  display: inline-block;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* --------------------------------------------------------------------------
   5. Navigation Bar
   -------------------------------------------------------------------------- */
.navbar-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: all var(--transition-normal);
  padding: 1.25rem 0;
}

.navbar-wrapper.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 4px 20px rgba(11, 25, 44, 0.04);
}

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

/* Brand Wordmark & Official Logo */
.brand-mark-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.brand-mark-link:hover {
  transform: translateY(-1px);
  opacity: 0.95;
}

.navbar-logo-img {
  height: 54px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(11, 25, 44, 0.08));
}

.drawer-logo-img {
  height: 48px;
  width: auto;
  max-width: 175px;
  object-fit: contain;
  display: block;
}

.footer-logo-card {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-md);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.28);
  margin-bottom: 1.25rem;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.footer-logo-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(14, 165, 233, 0.35);
}

.footer-brand-logo-img {
  height: 52px;
  width: auto;
  max-width: 185px;
  object-fit: contain;
  display: block;
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-cyan-500) 0%, var(--color-navy-900) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.15rem;
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

.brand-text-lockup {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-navy-950);
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-cyan-600);
}

/* Navigation Links */
.nav-links-desktop {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-item-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  position: relative;
  padding: 0.25rem 0;
  transition: color var(--transition-fast);
}

.nav-item-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-cyan-500);
  border-radius: 2px;
  transition: width var(--transition-fast);
}

.nav-item-link:hover,
.nav-item-link.active {
  color: var(--color-navy-900);
}

.nav-item-link:hover::after,
.nav-item-link.active::after {
  width: 100%;
}

.nav-actions-desktop {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Mobile Hamburger */
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-navy-950);
  border-radius: var(--radius-sm);
  background: rgba(15, 23, 42, 0.04);
}

/* Mobile Offcanvas Menu */
.mobile-menu-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 17, 30, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1100;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-menu-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(85vw, 360px);
  background: #ffffff;
  z-index: 1200;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: -8px 0 30px rgba(0, 0, 0, 0.15);
}

.mobile-menu-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: var(--border-hairline);
}

.mobile-drawer-close {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  background: var(--color-canvas-subtle);
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1.75rem 0;
}

.mobile-nav-links a {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-navy-950);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-drawer-footer {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: var(--border-hairline);
}

/* --------------------------------------------------------------------------
   6. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: 100vh;
  padding-top: 8rem;
  padding-bottom: 5rem;
  background: radial-gradient(circle at 85% 25%, #e0f2fe 0%, #f0f7fd 45%, #ffffff 85%);
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Subtle Animated Flowing Water Shapes */
.hero-bg-accent {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 650px;
  height: 650px;
  border-radius: 43% 57% 70% 30% / 30% 45% 55% 70%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.12) 0%, rgba(224, 242, 254, 0.05) 70%, transparent 100%);
  filter: blur(40px);
  animation: liquidFloat 16s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 1;
}

.hero-bg-accent-2 {
  position: absolute;
  bottom: 0;
  left: -5%;
  width: 500px;
  height: 500px;
  border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.08) 0%, rgba(240, 247, 253, 0.02) 70%, transparent 100%);
  filter: blur(50px);
  animation: liquidFloat 20s ease-in-out infinite alternate-reverse;
  pointer-events: none;
  z-index: 1;
}

@keyframes liquidFloat {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(40px, 30px) rotate(45deg); }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 620px;
}

.hero-supporting-text {
  font-size: 1.1875rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-top: 1.25rem;
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hero-subtext-note {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.hero-subtext-note i {
  color: var(--color-cyan-600);
}

/* Hero Right Side: 19L Bottle Visual Container */
.hero-visual-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bottle-stage {
  position: relative;
  width: 100%;
  max-width: 460px;
  filter: drop-shadow(0 20px 40px rgba(11, 25, 44, 0.16));
  animation: bottleSway 6s ease-in-out infinite alternate;
}

@keyframes bottleSway {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-12px); }
}

.bottle-img-main {
  width: 100%;
  border-radius: var(--radius-xl);
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.9);
}

/* Floating Glass Card */
.hero-floating-card {
  position: absolute;
  bottom: -1.25rem;
  left: -1.5rem;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: var(--border-hairline);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.875rem;
  z-index: 3;
  animation: floatCard 5s ease-in-out infinite alternate;
}

@keyframes floatCard {
  0% { transform: translateY(0); }
  100% { transform: translateY(8px); }
}

.hero-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-cyan-light);
  color: var(--color-cyan-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.hero-card-title {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-navy-950);
  line-height: 1.1;
}

.hero-card-desc {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Ambient Floating Droplets */
.droplet-particle {
  position: absolute;
  background: radial-gradient(circle at 30% 30%, #ffffff 0%, #0ea5e9 70%, #0369a1 100%);
  border-radius: 50%;
  box-shadow: 0 4px 10px rgba(14, 165, 233, 0.35);
  opacity: 0.85;
  pointer-events: none;
}

.drop-1 {
  width: 14px;
  height: 14px;
  top: 15%;
  right: -10px;
  animation: dropletRise 4s ease-in-out infinite alternate;
}

.drop-2 {
  width: 10px;
  height: 10px;
  top: 50%;
  left: -8px;
  animation: dropletRise 5s ease-in-out infinite alternate-reverse;
}

.drop-3 {
  width: 8px;
  height: 8px;
  bottom: 25%;
  right: 5%;
  animation: dropletRise 4.5s ease-in-out infinite alternate;
}

@keyframes dropletRise {
  0% { transform: translateY(0) scale(1); }
  100% { transform: translateY(-16px) scale(1.15); }
}

/* --------------------------------------------------------------------------
   7. Trust Strip
   -------------------------------------------------------------------------- */
.trust-strip {
  background: #ffffff;
  border-top: var(--border-hairline);
  border-bottom: var(--border-hairline);
  padding: 1.75rem 0;
  position: relative;
  z-index: 10;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.5rem 0.75rem;
}

.trust-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-canvas-ice);
  color: var(--color-cyan-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.trust-item:hover .trust-icon-box {
  background: var(--color-cyan-600);
  color: #ffffff;
  transform: translateY(-2px);
}

.trust-content {
  display: flex;
  flex-direction: column;
}

.trust-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-navy-950);
  line-height: 1.2;
}

.trust-subtitle {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   8. About Mashkeeza Section
   -------------------------------------------------------------------------- */
.section-padding {
  padding: 6.5rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4.5rem;
}

.about-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-image-frame:hover .about-img {
  transform: scale(1.03);
}

.about-image-badge {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  background: rgba(7, 17, 30, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-md);
  border: var(--border-hairline-dark);
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.about-image-badge i {
  color: var(--color-cyan-500);
  font-size: 1.25rem;
}

.about-image-badge-text {
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.2;
}

.about-content {
  max-width: 520px;
}

.about-lead-text {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-top: 1.25rem;
  margin-bottom: 2rem;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-cyan-600);
  transition: gap var(--transition-fast);
}

.link-arrow:hover {
  color: var(--color-navy-950);
  gap: 0.75rem;
}

/* --------------------------------------------------------------------------
   9. Why Choose Us
   -------------------------------------------------------------------------- */
.bg-subtle {
  background-color: var(--color-canvas-subtle);
}

.section-header-center {
  text-align: center;
  margin-bottom: 4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.why-card {
  background: #ffffff;
  border: var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
}

.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(14, 165, 233, 0.3);
}

.why-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.why-card-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text-light);
  line-height: 1;
}

.why-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-canvas-ice);
  color: var(--color-cyan-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.why-card:hover .why-card-icon {
  background: var(--color-cyan-500);
  color: #ffffff;
}

.why-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy-950);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.why-card-desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   10. Water Quality Section (Dark Navy Purity Journey)
   -------------------------------------------------------------------------- */
.quality-section {
  background: radial-gradient(circle at 50% 0%, #102644 0%, #07111e 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
  padding: 7rem 0;
}

.quality-bg-backdrop {
  position: absolute;
  inset: 0;
  opacity: 0.14;
  object-fit: cover;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.quality-header {
  text-align: center;
  margin-bottom: 4.5rem;
  position: relative;
  z-index: 2;
}

.quality-header .heading-section {
  color: #ffffff;
}

.quality-header .subheading-section {
  color: var(--color-text-inverse-muted);
  margin: 0.75rem auto 0;
}

.journey-container {
  position: relative;
  z-index: 2;
  max-width: 960px;
  margin: 0 auto;
}

.journey-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

/* Connecting Line Across Journey */
.journey-line {
  position: absolute;
  top: 36px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, rgba(14, 165, 233, 0.2) 0%, rgba(14, 165, 233, 0.8) 50%, rgba(14, 165, 233, 0.2) 100%);
  z-index: 1;
}

.journey-step-card {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.step-node {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #0b192c;
  border: 2px solid var(--color-cyan-500);
  box-shadow: 0 0 24px rgba(14, 165, 233, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-cyan-500);
  margin-bottom: 1.5rem;
  transition: all var(--transition-normal);
}

.journey-step-card:hover .step-node {
  transform: scale(1.08);
  background: var(--color-cyan-500);
  color: #ffffff;
  box-shadow: 0 0 35px rgba(14, 165, 233, 0.6);
}

.step-number {
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--color-cyan-500);
  margin-bottom: 0.35rem;
}

.step-title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--color-text-inverse-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   11. 19L Bottle Showcase & Interactive Hydration Planner
   -------------------------------------------------------------------------- */
.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  align-items: center;
  gap: 4.5rem;
}

.showcase-image-wrap {
  position: relative;
}

.showcase-image-main {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: var(--border-hairline);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.showcase-floating-stat {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-md);
  border: var(--border-hairline);
  box-shadow: var(--shadow-md);
}

.showcase-features-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2rem 0;
}

.feature-check-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-navy-950);
}

.feature-check-item i {
  color: var(--color-cyan-600);
  font-size: 1.1rem;
}

/* Interactive Water Estimator Box */
.estimator-card {
  background: var(--color-canvas-ice);
  border: var(--border-cyan-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-top: 1.75rem;
  margin-bottom: 2rem;
}

.estimator-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-navy-950);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.estimator-selector {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.estimator-btn {
  flex: 1;
  padding: 0.6rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--color-text-secondary);
  border: var(--border-hairline);
  transition: all var(--transition-fast);
}

.estimator-btn.active {
  background: var(--color-navy-900);
  color: #ffffff;
  border-color: var(--color-navy-900);
}

.estimator-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(14, 165, 233, 0.15);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.estimator-bottles-count {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-cyan-700);
}

/* --------------------------------------------------------------------------
   12. How It Works
   -------------------------------------------------------------------------- */
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  position: relative;
}

.how-card {
  background: #ffffff;
  border: var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 2.75rem 2rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
}

.how-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(14, 165, 233, 0.3);
}

.how-card-badge {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(14, 165, 233, 0.25);
  margin-bottom: 1.25rem;
  font-family: var(--font-display);
}

.how-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-navy-950);
  margin-bottom: 0.75rem;
}

.how-card-desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   13. Customer Reviews (Slider & Cards)
   -------------------------------------------------------------------------- */
.reviews-container {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.review-slider-track {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.review-slides-wrapper {
  display: flex;
  transition: transform var(--transition-slow);
}

.review-slide {
  min-width: 100%;
  padding: 0.5rem;
}

.review-card {
  background: #ffffff;
  border: var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.review-stars {
  display: flex;
  gap: 0.25rem;
  color: #f59e0b;
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

.review-quote {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-navy-950);
  font-style: italic;
  margin-bottom: 2rem;
}

.review-author-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: var(--border-hairline);
}

.review-author-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy-950);
}

.review-author-area {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.review-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 2rem;
}

.review-nav-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ffffff;
  border: var(--border-hairline);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy-900);
  font-size: 0.9375rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.review-nav-btn:hover {
  background: var(--color-navy-900);
  color: #ffffff;
  transform: translateY(-2px);
}

.review-dots {
  display: flex;
  gap: 0.5rem;
}

.review-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.15);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.review-dot.active {
  width: 24px;
  border-radius: var(--radius-full);
  background: var(--color-cyan-600);
}

/* --------------------------------------------------------------------------
   14. Call To Action (Water Wave)
   -------------------------------------------------------------------------- */
.cta-section {
  position: relative;
  background: linear-gradient(135deg, var(--color-navy-950) 0%, var(--color-navy-900) 100%);
  color: #ffffff;
  padding: 6.5rem 0 7rem;
  overflow: hidden;
  text-align: center;
}

.cta-wave-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 48px;
  fill: #ffffff;
  transform: rotate(180deg);
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 0 auto;
}

.cta-content .heading-section {
  color: #ffffff;
}

.cta-text {
  font-size: 1.1875rem;
  color: var(--color-text-inverse-muted);
  line-height: 1.6;
  margin: 1.25rem 0 2.25rem;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* --------------------------------------------------------------------------
   15. Contact Section
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info-card {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-info-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.contact-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-canvas-ice);
  color: var(--color-cyan-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item-title {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.contact-item-val {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-navy-950);
  line-height: 1.4;
}

/* Contact Form */
.contact-form-box {
  background: #ffffff;
  border: var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 2.75rem 2.25rem;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-navy-950);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.875rem 1.125rem;
  font-size: 0.9375rem;
  font-family: inherit;
  color: var(--color-text-primary);
  background-color: var(--color-canvas-subtle);
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  background-color: #ffffff;
  border-color: var(--color-cyan-500);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-feedback-toast {
  display: none;
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
  font-size: 0.875rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */
.footer-main {
  background: var(--color-navy-950);
  color: #ffffff;
  padding-top: 5rem;
  padding-bottom: 2.5rem;
  border-top: var(--border-hairline-dark);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3.5rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand-tagline {
  color: var(--color-text-inverse-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col-title {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links-list a {
  color: var(--color-text-inverse-muted);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: var(--color-cyan-500);
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.social-link-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.social-link-btn:hover {
  background: var(--color-cyan-500);
  border-color: var(--color-cyan-500);
  transform: translateY(-2px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   17. Floating WhatsApp Button
   -------------------------------------------------------------------------- */
.floating-whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.85rem;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.floating-whatsapp-btn:hover {
  background-color: var(--color-whatsapp-hover);
  color: #ffffff;
  transform: scale(1.08) translateY(-3px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.5);
}

.floating-whatsapp-tooltip {
  position: absolute;
  right: 70px;
  background: rgba(7, 17, 30, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all var(--transition-fast);
}

.floating-whatsapp-btn:hover .floating-whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* --------------------------------------------------------------------------
   18. Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .about-grid,
  .showcase-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .why-grid,
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .journey-line {
    display: none;
  }

  .journey-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .nav-links-desktop,
  .nav-actions-desktop {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .trust-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .how-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .journey-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .showcase-features-list {
    grid-template-columns: 1fr;
  }

  .hero-floating-card {
    position: relative;
    bottom: auto;
    left: auto;
    margin-top: 1.5rem;
    width: 100%;
    justify-content: center;
  }

  .floating-whatsapp-btn {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
  }

  .floating-whatsapp-tooltip {
    display: none;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .hero-cta-group .btn-primary,
  .hero-cta-group .btn-secondary,
  .cta-actions .btn-whatsapp,
  .cta-actions .btn-secondary {
    width: 100%;
  }
}