:root {
  --green-600: #1dbf73;
  --green-500: #3bd389;
  --green-100: #e4f9ed;
  --pink-500: #ff6f91;
  --yellow-400: #ffd166;
  --blue-500: #5b6cf3;
  --blue-100: #eef1ff;
  --gray-900: #1a1c2d;
  --gray-600: #4a5065;
  --gray-100: #f5f6fb;
  --white: #ffffff;
  font-family: 'Poppins', sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  color: var(--gray-900);
  background: var(--gray-100);
  line-height: 1.6;
}

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

.hero {
  background: linear-gradient(135deg, var(--green-100) 0%, var(--blue-100) 100%);
  padding: 3.5rem clamp(1.5rem, 4vw, 4rem) 4.5rem;
  border-bottom-left-radius: 3rem;
  border-bottom-right-radius: 3rem;
  overflow: hidden;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 3rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-600);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  font-weight: 500;
  color: var(--gray-600);
}

.nav-links li {
  list-style: none;
}

.nav-cta {
  padding: 0.75rem 1.5rem;
  background: var(--green-600);
  color: var(--white);
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(29, 191, 115, 0.25);
}

.hero-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2.5rem, 6vw, 3.75rem);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.hero-text p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: var(--gray-600);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: linear-gradient(135deg, var(--green-600), var(--blue-500));
  color: var(--white);
  box-shadow: 0 12px 30px rgba(91, 108, 243, 0.3);
}

.btn.secondary {
  background: var(--white);
  color: var(--blue-500);
  border: 2px solid var(--blue-500);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.full {
  width: 100%;
  text-align: center;
}

.target-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  color: var(--blue-500);
  font-size: 0.95rem;
}

.target-tags span {
  background: rgba(91, 108, 243, 0.12);
  padding: 0.5rem 1rem;
  border-radius: 999px;
}

.hero-illustration {
  display: grid;
  gap: 1.5rem;
}

.app-slider {
  position: relative;
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.12);
  background: var(--white);
  aspect-ratio: 4 / 3;
}

.app-slider__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  animation: app-slider-fade 18s infinite;
}

.app-slider__slide:nth-child(1) {
  opacity: 1;
  animation-delay: 0s;
}

.app-slider__slide:nth-child(2) {
  animation-delay: 6s;
}

.app-slider__slide:nth-child(3) {
  animation-delay: 12s;
}

.app-slider__label {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  background: rgba(26, 28, 45, 0.75);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
}

.app-screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: clamp(1rem, 3vw, 1.5rem);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  color: var(--gray-900);
  background: linear-gradient(145deg, #ffffff 0%, #f7f7ff 40%, #e6f8ef 100%);
}

.app-screen__header,
.app-screen__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
}

.app-screen__title {
  font-weight: 600;
  font-size: 0.95rem;
}

.app-screen__badge {
  background: rgba(91, 108, 243, 0.12);
  color: var(--blue-500);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.app-screen__body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  flex: 1;
}

.app-card {
  background: rgba(255, 255, 255, 0.85);
  border-radius: 1rem;
  padding: 1rem;
  box-shadow: 0 12px 30px rgba(91, 108, 243, 0.08);
  backdrop-filter: blur(12px);
}

.app-card h4,
.app-card h5 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.app-card p {
  font-size: 0.85rem;
  color: var(--gray-600);
}

.app-card--spotlight {
  padding: 1.25rem;
  background: linear-gradient(145deg, rgba(91, 108, 243, 0.15), rgba(59, 211, 137, 0.1));
}

.app-progress {
  height: 0.5rem;
  background: rgba(91, 108, 243, 0.15);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 0.75rem;
}

.app-progress__bar {
  --progress: 65%;
  height: 100%;
  width: var(--progress);
  background: linear-gradient(135deg, var(--green-600), var(--blue-500));
  border-radius: 999px;
  transition: width 0.6s ease;
}

.app-chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.85rem;
}

.app-chip {
  background: rgba(29, 191, 115, 0.15);
  color: var(--green-600);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.app-card-group {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.app-card__time,
.app-card__tag {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  margin-top: 0.75rem;
  color: var(--blue-500);
  font-weight: 600;
}

.app-card__tag {
  color: var(--pink-500);
}

.app-screen--garden {
  background: linear-gradient(155deg, #ffffff 0%, #f2fffa 40%, #e4f9ed 100%);
}

.app-garden-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 0.75rem;
}

.app-plant {
  background: rgba(255, 255, 255, 0.88);
  border-radius: 1rem;
  padding: 0.75rem;
  text-align: center;
  box-shadow: 0 10px 20px rgba(29, 191, 115, 0.12);
  font-size: 0.8rem;
}

.app-plant__emoji {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 0.35rem;
}

.app-plant small {
  display: block;
  color: var(--gray-600);
  margin-top: 0.15rem;
}

.app-plant::after {
  content: attr(data-growth);
  display: block;
  margin-top: 0.35rem;
  font-size: 0.7rem;
  color: var(--blue-500);
  font-weight: 600;
}

.app-screen__footer {
  font-size: 0.85rem;
}

.app-screen__cta {
  background: rgba(91, 108, 243, 0.15);
  color: var(--blue-500);
  border: none;
  border-radius: 999px;
  padding: 0.5rem 1rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.app-screen--reflection {
  background: linear-gradient(155deg, #ffffff 0%, #eef1ff 45%, #e9f8ff 100%);
}

.app-reflection {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.app-reflection__entry {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 0.85rem;
  align-items: start;
}

.app-reflection__time {
  font-weight: 600;
  color: var(--blue-500);
}

.app-reflection__note {
  background: rgba(255, 255, 255, 0.86);
  padding: 0.75rem 1rem;
  border-radius: 0.9rem;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
}

.app-reflection__note h5 {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.app-reflection__note p {
  font-size: 0.85rem;
  color: var(--gray-600);
}

.app-reflection__entry--highlight .app-reflection__note {
  background: linear-gradient(145deg, rgba(91, 108, 243, 0.16), rgba(255, 209, 102, 0.18));
}

.app-screen__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(91, 108, 243, 0.2);
}

@keyframes app-slider-fade {
  0%,
  5% {
    opacity: 0;
  }
  10%,
  45% {
    opacity: 1;
  }
  55%,
  100% {
    opacity: 0;
  }
}

.garden-card {
  background: var(--white);
  border-radius: 1.5rem;
  padding: 1.75rem;
  box-shadow: 0 18px 40px rgba(91, 108, 243, 0.15);
}

.garden-card h3 {
  color: var(--green-600);
  margin-bottom: 0.75rem;
}

.garden-card p {
  color: var(--gray-600);
}

.signup {
  display: flex;
  justify-content: center;
  padding: 4rem 1.5rem;
}

.signup-card {
  background: var(--white);
  border-radius: 2rem;
  padding: clamp(2rem, 5vw, 3rem);
  box-shadow: 0 20px 60px rgba(29, 191, 115, 0.15);
  max-width: 840px;
  width: 100%;
  text-align: center;
}

.signup-card h2 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.signup-card p {
  margin-bottom: 2rem;
  color: var(--gray-600);
}

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

input,
select,
textarea {
  flex: 1;
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(91, 108, 243, 0.2);
  font-size: 1rem;
  font-family: inherit;
  background: var(--gray-100);
}

textarea {
  resize: vertical;
}

.trust-badge {
  margin-top: 1.5rem;
  color: var(--green-600);
  font-weight: 600;
}

.features {
  padding: 4rem 1.5rem;
  text-align: center;
}

.features h2 {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.section-subtitle {
  color: var(--gray-600);
  margin-bottom: 2.5rem;
}

.feature-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.feature-card {
  background: var(--white);
  padding: 2rem 1.5rem;
  border-radius: 1.5rem;
  box-shadow: 0 18px 40px rgba(255, 111, 145, 0.15);
  text-align: left;
  border: 1px solid rgba(255, 209, 102, 0.25);
}

.feature-card h3 {
  color: var(--pink-500);
  margin-bottom: 0.75rem;
}

.personas {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  align-items: center;
  padding: 4rem 1.5rem;
}

.personas--bright {
  background: linear-gradient(135deg, rgba(255, 209, 102, 0.25), rgba(255, 111, 145, 0.2));
}

.personas--calm {
  background: linear-gradient(135deg, rgba(59, 211, 137, 0.15), rgba(91, 108, 243, 0.18));
}

.persona-content h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.persona-content p {
  color: var(--gray-600);
  margin-bottom: 1.5rem;
}

.persona-list {
  display: grid;
  gap: 0.75rem;
}

.persona-list li {
  list-style: none;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 1.25rem;
  padding: 1rem 1.25rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.persona-visual {
  display: flex;
  justify-content: center;
}

.persona-card {
  background: var(--white);
  border-radius: 1.75rem;
  padding: 2rem;
  max-width: 320px;
  text-align: center;
  box-shadow: 0 18px 45px rgba(91, 108, 243, 0.18);
}

.persona-card h3 {
  color: var(--blue-500);
  margin-bottom: 0.75rem;
}

.persona-card--garden h3 {
  color: var(--green-600);
}

.callout {
  padding: 4rem 1.5rem 5rem;
  display: flex;
  justify-content: center;
}

.callout-inner {
  max-width: 720px;
  width: 100%;
  background: linear-gradient(135deg, var(--blue-500), var(--pink-500));
  color: var(--white);
  border-radius: 2.5rem;
  padding: 3rem clamp(1.5rem, 6vw, 4rem);
  text-align: center;
  box-shadow: 0 25px 50px rgba(91, 108, 243, 0.35);
}

.callout-inner h2 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
}

.callout-inner p {
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.footer {
  text-align: center;
  padding: 2.5rem 1.5rem 3rem;
  color: var(--gray-600);
}

.footer-logo {
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--green-600);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

/* Demo video section */
.demo-video {
  text-align: center;
  padding: 80px 20px;
  background-color: #f8f9fb;
}

.demo-video h2 {
  font-size: 2rem;
  margin-bottom: 24px;
  font-weight: 600;
  color: #1c1c1c;
}

/* Outer frame for centering and card look */
.demo-video__frame {
  max-width: 900px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* Make video fill the card nicely */
.demo-video__player {
  display: block;
  width: 100%;
  height: auto;
}


@media (max-width: 600px) {
  .nav {
    flex-direction: column;
    gap: 1rem;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .form-row {
    flex-direction: column;
  }
}