/* ===========================================================
   SodaLean Landing Page — Custom Styles & Animations
   Palette:
   --green-primary  #1F7A46
   --green-secondary#48B868
   --accent         #F4C542
   --bg             #F8FFF8
   --dark           #1A1A1A
   =========================================================== */

:root {
  --green-primary: #1f7a46;
  --green-secondary: #48b868;
  --accent: #f4c542;
  --bg: #f8fff8;
  --dark: #1a1a1a;
  --muted: #5b6b60;
}

* {
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", ui-sans-serif, system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  color: var(--dark);
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  font-family: "Poppins", sans-serif;
  letter-spacing: -0.02em;
}

/* ---------- Gradients & Buttons ---------- */
.gradient-green {
  background: linear-gradient(135deg, var(--green-primary) 0%, var(--green-secondary) 100%);
}

.gradient-green-soft {
  background: linear-gradient(135deg, rgba(31, 122, 70, 0.06) 0%, rgba(72, 184, 104, 0.12) 100%);
}

.text-gradient-green {
  background: linear-gradient(135deg, var(--green-primary) 0%, var(--green-secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--green-primary) 0%, var(--green-secondary) 100%);
  border-radius: 1rem;
  box-shadow: 0 12px 28px -6px rgba(31, 122, 70, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
  overflow: hidden;
  isolation: isolate;
}

.btn-cta:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 18px 40px -8px rgba(31, 122, 70, 0.55);
  filter: brightness(1.05);
}

.btn-cta:active {
  transform: translateY(-1px) scale(1.01);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--green-primary);
  background: #fff;
  border: 2px solid var(--green-secondary);
  border-radius: 1rem;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.btn-outline:hover {
  transform: translateY(-3px);
  background: var(--green-primary);
  color: #fff;
  border-color: var(--green-primary);
}

/* Button ripple effect */
.ripple {
  position: absolute;
  border-radius: 9999px;
  transform: scale(0);
  animation: ripple 0.6s linear;
  background-color: rgba(255, 255, 255, 0.5);
  pointer-events: none;
}

@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ---------- Hover lift for cards ---------- */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 48px -16px rgba(31, 122, 70, 0.25);
}

/* ---------- Scroll reveal animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.slide-left {
  transform: translateX(-60px);
}

.reveal.slide-right {
  transform: translateX(60px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* Stagger helper */
.reveal[data-delay="1"] {
  transition-delay: 0.1s;
}
.reveal[data-delay="2"] {
  transition-delay: 0.2s;
}
.reveal[data-delay="3"] {
  transition-delay: 0.3s;
}
.reveal[data-delay="4"] {
  transition-delay: 0.4s;
}
.reveal[data-delay="5"] {
  transition-delay: 0.5s;
}

/* ---------- Floating animation ---------- */
@keyframes floaty {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

.floaty {
  animation: floaty 5s ease-in-out infinite;
}

/* ---------- Floating sticky CTA ---------- */
.floating-cta {
  transform: translateY(140%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.floating-cta.show {
  transform: translateY(0);
}

/* ---------- Accordion ---------- */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.open .faq-answer {
  max-height: 320px;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-icon {
  transition: transform 0.35s ease;
}

/* ---------- Star pulse ---------- */
@keyframes pulseStar {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.15);
  }
}

/* ---------- Header shadow on scroll ---------- */
.header-scrolled {
  background: rgba(248, 255, 248, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 6px 24px -12px rgba(26, 26, 26, 0.25);
}

/* ---------- Marquee trust bar ---------- */
.badge-chip {
  background: #fff;
  border: 1px solid rgba(31, 122, 70, 0.15);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
  .floaty {
    animation: none;
  }
}