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

:root {
  --cream: #fdfbf7;
  --beige: #e9e1d3;
  --sage: #dfe7d8;
  --green: #26352d;
  --soft-green: #617565;
  --light-text: #68736b;
  --white: #ffffff;
}

body {
  background: var(--cream);
  color: var(--green);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

/* NAVIGATION */

.navbar {
  background: var(--cream);
  border-bottom: 1px solid #e5e0d7;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: auto;
  padding: 18px 30px;

  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  font-size: 25px;
  font-weight: bold;
  cursor: pointer;
}

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--green);
  font-size: 14px;
}

.nav-links a:hover {
  color: var(--soft-green);
}

/* PAGE SYSTEM */

.page {
  display: none;
}

.page.active {
  display: block;
}

/* HOME */

.hero-home {
  text-align: center;
  padding: 90px 30px 80px;
}

.hero-content {
  max-width: 800px;
  margin: auto;
}

.eyebrow {
  color: var(--soft-green);
  font-size: 12px;
  font-weight: bold;
  letter-spacing: 3px;
  margin-bottom: 18px;
}

.hero-content h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(55px, 8vw, 100px);
  font-weight: normal;
  line-height: .95;
  margin-bottom: 30px;
}

.hero-description {
  max-width: 600px;
  margin: 0 auto 30px;
  color: var(--light-text);
  font-size: 18px;
}

/* VIDEO */

.hero-video {
  max-width: 1200px;
  margin: 60px auto 0;
}

.plena-video {
  width: 100%;
  height: 650px;
  object-fit: cover;
  display: block;
  border-radius: 25px;
  background: var(--sage);
}

/* BUTTON */

.btn {
  padding: 14px 27px;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  font-size: 15px;
}

.btn-dark {
  background: var(--green);
  color: white;
}

.btn-dark:hover {
  opacity: .85;
}

/* CONTAINER */

.container {
  max-width: 1200px;
  margin: auto;
  padding: 80px 30px;
}

.text-center {
  text-align: center;
}

/* HEADINGS */

.center-heading {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}

.section-title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 50px;
  font-weight: normal;
  line-height: 1.1;
  margin-bottom: 15px;
}

.section-description,
.subtitle {
  color: var(--light-text);
}

/* WHY PLENA */

.feature-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.feature-card {
  background: white;
  border: 1px solid #e5e0d7;
  border-radius: 18px;
  padding: 30px;
}

.feature-card span {
  font-size: 30px;
  display: block;
  margin-bottom: 15px;
}

.feature-card h3 {
  font-family: Georgia, serif;
  font-size: 22px;
  font-weight: normal;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--light-text);
  font-size: 14px;
}

/* TWO WAYS */

.ways-section {
  background: var(--beige);
}

.two-ways-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
}

.preview-item {
  background: white;
  border-radius: 20px;
  overflow: hidden;
}

.preview-item img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.preview-text {
  padding: 28px;
}

.preview-text h3 {
  font-family: Georgia, serif;
  font-size: 32px;
  font-weight: normal;
  margin-bottom: 10px;
}

.preview-text p {
  color: var(--light-text);
  margin-bottom: 15px;
}

.text-button {
  border: none;
  background: none;
  color: var(--green);
  font-weight: bold;
  cursor: pointer;
}

/* STORY */

.subpage-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.content-text h2 {
  font-family: Georgia, serif;
  font-size: 60px;
  font-weight: normal;
  line-height: 1;
  margin-bottom: 25px;
}

.content-text p {
  color: var(--light-text);
  margin-bottom: 20px;
}

.full-rounded {
  width: 100%;
  border-radius: 25px;
}

.story-pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 60px;
}

.pillar-card {
  background: white;
  border: 1px solid #e5e0d7;
  border-radius: 18px;
  overflow: hidden;
}

.pillar-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.pillar-card h4 {
  padding: 20px;
}

/* PRODUCTS */

.page-headline {
  font-family: Georgia, serif;
  font-size: 60px;
  font-weight: normal;
  margin-bottom: 15px;
}

.hero-pack-img {
  width: 100%;
  max-width: 1000px;
  height: 500px;
  object-fit: cover;
  border-radius: 25px;
  margin: 30px auto 40px;
  display: block;
}

.product-cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
  text-align: left;
}

.product-choice-card {
  background: white;
  border: 1px solid #e5e0d7;
  padding: 35px;
  border-radius: 20px;
}

.product-choice-card h3 {
  font-family: Georgia, serif;
  font-size: 32px;
  font-weight: normal;
  margin-bottom: 10px;
}

.product-choice-card p {
  color: var(--light-text);
  margin-bottom: 20px;
}

.product-features-banner {
  background: var(--sage);
  padding: 20px;
  margin-top: 30px;
  border-radius: 15px;
}

/* NUTRITION */

.nutrition-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.nutrition-left h2 {
  font-family: Georgia, serif;
  font-size: 55px;
  font-weight: normal;
  line-height: 1;
  margin-bottom: 35px;
}

.nutrition-point {
  display: flex;
  gap: 18px;
  margin-bottom: 25px;
}

.nutrition-point span {
  font-size: 25px;
}

.nutrition-point p {
  color: var(--light-text);
}

.facts-panel {
  background: white;
  border: 1px solid #e5e0d7;
  border-radius: 20px;
  overflow: hidden;
}

.facts-panel img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.nutrition-table {
  padding: 30px;
}

.nutrition-table h4 {
  font-size: 22px;
  margin-bottom: 15px;
}

.fact-row {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid #eee;
}

/* CONTACT */

.contact-section-box {
  max-width: 700px;
  margin: auto;
}

.styled-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.styled-form input,
.styled-form textarea {
  width: 100%;
  padding: 16px;
  border: 1px solid #ddd8ce;
  border-radius: 12px;
  font-size: 16px;
  font-family: inherit;
}

/* BLOG */

.blog-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.blog-card {
  background: white;
  border: 1px solid #e5e0d7;
  border-radius: 18px;
  overflow: hidden;
}

.blog-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
}

.blog-info {
  padding: 25px;
}

.blog-info h3 {
  font-family: Georgia, serif;
  font-size: 25px;
  font-weight: normal;
  margin-bottom: 10px;
}

.blog-info p {
  color: var(--light-text);
  margin-bottom: 20px;
}

/* NEWS */

.news-list {
  max-width: 800px;
  margin: auto;
}

.news-item {
  background: white;
  border: 1px solid #e5e0d7;
  padding: 30px;
  border-radius: 18px;
  margin-bottom: 20px;
}

.news-date {
  color: var(--soft-green);
  font-size: 12px;
  font-weight: bold;
  letter-spacing: 2px;
}

.news-item h3 {
  font-family: Georgia, serif;
  font-size: 28px;
  font-weight: normal;
  margin: 8px 0;
}

.news-item p {
  color: var(--light-text);
}

/* FOOTER */

.site-footer {
  background: var(--green);
  color: white;
  margin-top: 80px;
}

.footer-container {
  max-width: 1200px;
  margin: auto;
  padding: 65px 30px;

  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: 40px;
}

.footer-logo {
  font-size: 28px;
  font-weight: bold;
  margin-bottom: 15px;
}

.footer-brand p,
.footer-newsletter p {
  color: #d5ddd7;
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-column h4,
.footer-newsletter h4 {
  margin-bottom: 10px;
}

.footer-column a {
  color: #d5ddd7;
  text-decoration: none;
  font-size: 14px;
}

.footer-column a:hover {
  color: white;
}

.footer-form {
  display: flex;
  margin-top: 15px;
}

.footer-form input {
  padding: 12px;
  border: none;
  flex: 1;
}

.footer-form button {
  padding: 12px 18px;
  border: none;
  cursor: pointer;
}

.footer-bottom {
  max-width: 1200px;
  margin: auto;
  padding: 20px 30px;

  border-top: 1px solid #4d5b51;

  display: flex;
  justify-content: space-between;
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  color: #d5ddd7;
  text-decoration: none;
}

/* MOBILE */

@media (max-width: 800px) {

  .nav-container {
    flex-direction: column;
    gap: 15px;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  .hero-content h1 {
    font-size: 55px;
  }

  .plena-video {
    height: 400px;
  }

  .feature-grid-4,
  .two-ways-preview,
  .subpage-split,
  .story-pillars-grid,
  .product-cards-row,
  .nutrition-layout,
  .blog-grid-3 {
    grid-template-columns: 1fr;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 15px;
  }
}
/* =======================================
   GOPLENA — REALISTIC FALLING LEAVES
   ======================================= */

.falling-leaves {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100vh;

  pointer-events: none;
  overflow: hidden;

  z-index: 1;
}


/* =======================================
   INDIVIDUAL LEAF
   ======================================= */

.falling-leaf {
  position: absolute;
  top: -80px;

  width: 24px;
  height: 42px;

  border-radius: 100% 0 100% 0;

  background:
    linear-gradient(
      135deg,
      #8baa73 0%,
      #6f955f 28%,
      #527b4d 65%,
      #3e673f 100%
    );

  box-shadow:
    inset 2px 2px 4px rgba(255,255,255,.25),
    inset -3px -4px 6px rgba(30,60,30,.18),
    0 4px 10px rgba(40,70,40,.12);

  transform-origin: center center;

  will-change: transform, opacity;

  /* IMPORTANT — this actually makes the leaves fall */
  animation-name: goplenaLeafFall;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-fill-mode: both;
}


/* =======================================
   LEAF VEIN
   ======================================= */

.falling-leaf::before {
  content: "";

  position: absolute;

  left: 50%;
  top: 5px;

  width: 1px;
  height: 32px;

  background: rgba(230,240,215,.35);

  transform: rotate(12deg);
  transform-origin: top;
}


/* =======================================
   SMALL LEAF DETAILS
   ======================================= */

.falling-leaf::after {
  content: "";

  position: absolute;

  left: 50%;
  top: 12px;

  width: 12px;
  height: 18px;

  border-top: 1px solid rgba(230,240,215,.20);
  border-bottom: 1px solid rgba(230,240,215,.15);

  transform:
    translateX(-50%)
    rotate(-20deg);
}


/* =======================================
   FALLING MOTION
   ======================================= */

@keyframes goplenaLeafFall {

  0% {
    transform:
      translate3d(0, -10vh, 0)
      rotate(0deg)
      scale(.8);

    opacity: 0;
  }

  8% {
    opacity: .75;
  }

  25% {
    transform:
      translate3d(5vw, 25vh, 0)
      rotate(100deg)
      scale(.95);
  }

  45% {
    transform:
      translate3d(-4vw, 50vh, 0)
      rotate(210deg)
      scale(1);
  }

  65% {
    transform:
      translate3d(7vw, 75vh, 0)
      rotate(300deg)
      scale(.92);
  }

  82% {
    opacity: .55;
  }

  100% {
    transform:
      translate3d(-5vw, 120vh, 0)
      rotate(420deg)
      scale(.85);

    opacity: 0;
  }
}


/* =======================================
   KEEP WEBSITE ABOVE THE LEAVES
   ======================================= */

.navbar,
.page,
.site-footer {
  position: relative;
  z-index: 2;
}


/* =======================================
   MOBILE
   ======================================= */

@media (max-width: 800px) {

  .falling-leaf {
    width: 18px;
    height: 32px;
  }

}