@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Playfair+Display:ital,wght@0,600;0,700;1,600;1,700&display=swap');

:root {
  --forest: #173f2a;
  --green: #2f6946;
  --sage: #dce9d8;
  --cream: #f8f7ef;
  --ink: #1d2e23;
  --muted: #68776b;
  --orange: #f1a35b;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: 'DM Sans', sans-serif;
}

.topbar {
  height: 76px;
  padding: 0 7%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #e7e8dd;
}

.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--forest);
  text-decoration: none;
  letter-spacing: -0.04em;
}

.privacy {
  font-size: 0.8rem;
  color: var(--muted);
}

main {
  max-width: 1120px;
  margin: auto;
  padding: 0 28px;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 52px;
  padding: 64px 0 72px;
}

.eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  font-weight: 700;
  color: #6d8a69;
  margin: 0 0 18px;
}

h1, h2, h3, p {
  margin-top: 0;
}

h1 {
  font-size: clamp(3rem, 6vw, 5.3rem);
  line-height: 0.99;
  letter-spacing: -0.065em;
  margin-bottom: 25px;
  color: var(--forest);
}

h1 em, h2 em {
  font-family: 'Playfair Display', serif;
  font-weight: 600;
  color: #6b9663;
}

.hero-text {
  max-width: 430px;
  color: var(--muted);
  line-height: 1.8;
  font-size: 1.03rem;
  margin-bottom: 28px;
}

.text-link {
  color: var(--forest);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid #9cb498;
  padding-bottom: 7px;
}

.hero-art {
  height: 360px;
  position: relative;
  overflow: hidden;
  border-radius: 46% 46% 18px 18px;
  background: #e9efda;
}

.sun {
  position: absolute;
  top: 45px;
  right: 70px;
  width: 76px;
  height: 76px;
  background: #f5c578;
  border-radius: 50%;
}

.cloud {
  position: absolute;
  height: 20px;
  width: 76px;
  background: #fff9e9;
  border-radius: 30px;
  opacity: 0.85;
}

.cloud::before,
.cloud::after {
  content: "";
  position: absolute;
  background: inherit;
  border-radius: 50%;
}

.cloud::before {
  width: 30px;
  height: 30px;
  left: 13px;
  top: -13px;
}

.cloud::after {
  width: 24px;
  height: 24px;
  right: 12px;
  top: -8px;
}

.cloud-one {
  top: 92px;
  left: 45px;
}

.cloud-two {
  top: 145px;
  right: 36px;
  transform: scale(0.7);
}

.hill {
  position: absolute;
  bottom: -70px;
  border-radius: 50% 50% 0 0;
}

.hill-back {
  height: 220px;
  width: 125%;
  left: -20%;
  background: #a8c49a;
  transform: rotate(-8deg);
}

.hill-front {
  height: 180px;
  width: 125%;
  left: 20%;
  bottom: -94px;
  background: #5e8c61;
  transform: rotate(11deg);
}

.art-note {
  position: absolute;
  right: 35px;
  bottom: 34px;
  color: #fff8e8;
  font-family: 'Playfair Display', serif;
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1.1;
  z-index: 2;
  transform: rotate(-7deg);
}

.flower {
  position: absolute;
  color: #fff3cf;
  font-size: 2rem;
  z-index: 2;
}

.flower-one {
  left: 22%;
  bottom: 58px;
}

.flower-two {
  left: 40%;
  bottom: 26px;
  font-size: 1.4rem;
}

.flower-three {
  right: 20%;
  bottom: 95px;
  font-size: 1.5rem;
}

.challenge-section {
  padding: 55px 0 75px;
  border-top: 1px solid #e4e6da;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
  color: var(--forest);
  margin-bottom: 0;
}

.streak-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #edf1e4;
  padding: 12px 17px;
  border-radius: 14px;
}

.streak-card > span {
  font-size: 1.6rem;
}

.streak-card strong {
  display: block;
  font-size: 1.1rem;
  color: var(--forest);
}

.streak-card small {
  color: var(--muted);
  font-size: 0.72rem;
}

.controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.controls label {
  display: flex;
  flex-direction: column;
  gap: 9px;
  font-size: 0.8rem;
  font-weight: 700;
  color: #4c6450;
}

select {
  width: 100%;
  border: 1px solid #dfe4d8;
  border-radius: 12px;
  background: #fffef8;
  padding: 13px 12px;
  color: var(--ink);
  font: inherit;
  font-size: 0.9rem;
  outline-color: #70986a;
}

.challenge-card {
  background: #fffef8;
  border: 1px solid #e8e9de;
  border-radius: 22px;
  padding: 26px 28px;
  box-shadow: 0 12px 36px #263b2510;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tag {
  background: #e9f0e3;
  color: #50764c;
  border-radius: 30px;
  padding: 7px 12px;
  font-size: 0.72rem;
  font-weight: 700;
}

.leaf-mark {
  color: #a6bd91;
  font-size: 1.6rem;
}

.challenge-content {
  display: flex;
  gap: 20px;
  align-items: center;
  padding: 26px 0 24px;
}

.challenge-emoji {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 76px;
  height: 76px;
  background: #f1f4e8;
  border-radius: 22px;
  font-size: 2.4rem;
}

h3 {
  font-size: 1.55rem;
  letter-spacing: -0.035em;
  color: var(--forest);
  margin-bottom: 8px;
}

.challenge-content p {
  max-width: 600px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

.challenge-meta {
  display: flex;
  gap: 25px;
  border-top: 1px solid #e9eade;
  padding: 17px 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.challenge-meta b {
  color: var(--ink);
}

.card-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.button {
  border: 0;
  border-radius: 11px;
  padding: 13px 17px;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s;
}

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

.button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.button-primary {
  background: var(--forest);
  color: white;
}

.button-secondary {
  background: #eaf0e4;
  color: var(--forest);
}

.button-outline {
  background: transparent;
  color: var(--forest);
  border: 1px solid #b6c9af;
  white-space: nowrap;
}

.ai-panel {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 18px;
  background: #eef1e6;
  border-radius: 16px;
  padding: 18px 20px;
}

.ai-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  background: #dbe7d1;
  color: #456d42;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.ai-copy {
  flex: 1;
}

.ai-copy strong {
  font-size: 0.9rem;
  color: var(--forest);
}

.ai-copy p {
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--muted);
  margin: 5px 0 0;
}

.small-note {
  min-height: 20px;
  font-size: 0.8rem;
  color: #4e7447;
  margin: 14px 0 0;
}

.why-section {
  border-top: 1px solid #e4e6da;
  padding: 62px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.why-copy {
  color: var(--muted);
  line-height: 1.85;
}

.why-copy strong {
  color: var(--forest);
}

footer {
  border-top: 1px solid #e4e6da;
  padding: 24px 7%;
  display: flex;
  justify-content: space-between;
  color: #738071;
  font-size: 0.78rem;
}

footer span:first-child {
  font-weight: 700;
  color: var(--forest);
}

@media (max-width: 700px) {
  .topbar {
    padding: 0 20px;
    height: 65px;
  }

  .privacy {
    font-size: 0.68rem;
  }

  main {
    padding: 0 20px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 48px 0;
  }

  .hero-art {
    height: 280px;
  }

  .section-heading {
    align-items: flex-start;
    gap: 15px;
  }

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

  .challenge-card {
    padding: 20px;
  }

  .challenge-content {
    align-items: flex-start;
    gap: 14px;
  }

  .challenge-emoji {
    width: 55px;
    height: 55px;
    border-radius: 15px;
    font-size: 1.8rem;
  }

  .challenge-content h3 {
    font-size: 1.25rem;
  }

  .challenge-meta {
    flex-wrap: wrap;
    gap: 12px;
  }

  .ai-panel {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .ai-copy {
    min-width: calc(100% - 65px);
  }

  .ai-panel .button {
    margin-left: 56px;
  }

  .why-section {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 45px 0;
  }

  footer {
    padding: 22px 20px;
    gap: 12px;
    flex-wrap: wrap;
  }
}