/* =============================================
   Shreyas Enterprises — Organic Vegetable Powders
   Main Stylesheet
   ============================================= */

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

:root {
  --green-dark:   #2D6A4F;
  --green-mid:    #40916C;
  --green-light:  #52B788;
  --green-pale:   #D8F3DC;
  --accent:       #D4845A;
  --accent-dark:  #B8623A;
  --bg:           #FAFAF5;
  --bg-alt:       #F2F7F2;
  --text-dark:    #1B2E1A;
  --text-mid:     #3D5040;
  --text-light:   #6B7C6A;
  --white:        #FFFFFF;
  --shadow-sm:    0 2px 8px rgba(0,0,0,.08);
  --shadow-md:    0 6px 24px rgba(0,0,0,.12);
  --shadow-lg:    0 12px 48px rgba(0,0,0,.14);
  --radius-sm:    6px;
  --radius-md:    12px;
  --radius-lg:    20px;
  --transition:   .3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: 'Playfair Display', serif;
  line-height: 1.25;
  color: var(--text-dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }

p {
  color: var(--text-mid);
  font-size: 1rem;
  line-height: 1.8;
}

/* --- Utility --- */
.container {
  width: 90%;
  max-width: 1160px;
  margin: 0 auto;
}

.section-tag {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green-dark);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .3rem .85rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

.section-title {
  margin-bottom: .75rem;
}

.section-sub {
  color: var(--text-light);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

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

.section-center .section-sub {
  margin-left: auto;
  margin-right: auto;
}

section {
  padding: 5rem 0;
}

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   NAVBAR
   ============================================= */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
  padding: 1.1rem 0;
}

#navbar.scrolled {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: .75rem 0;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-family: 'Playfair Display', serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  transition: color var(--transition);
}

#navbar.scrolled .nav-logo {
  color: var(--green-dark);
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--green-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.9);
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav-links a:hover::after { width: 100%; }

#navbar.scrolled .nav-links a {
  color: var(--text-mid);
}

.nav-cta {
  background: var(--accent) !important;
  color: var(--white) !important;
  padding: .5rem 1.2rem;
  border-radius: 25px;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background: var(--accent-dark) !important;
}

.nav-cta::after { display: none !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

#navbar.scrolled .hamburger span {
  background: var(--text-dark);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   HERO
   ============================================= */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: url('../images/hero-bg.jpg') center center / cover no-repeat;
  padding: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(20, 50, 30, 0.78) 0%,
    rgba(30, 70, 45, 0.55) 60%,
    rgba(20, 40, 25, 0.4) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  padding: 7rem 0 5rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.25);
  color: var(--white);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .08em;
  padding: .4rem 1rem;
  border-radius: 20px;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.hero-badge span { font-size: 1rem; }

.hero-content h1 {
  color: var(--white);
  margin-bottom: 1.25rem;
  text-shadow: 0 2px 12px rgba(0,0,0,.3);
}

.hero-content h1 em {
  font-style: normal;
  color: #A8D5B5;
}

.hero-content p {
  color: rgba(255,255,255,.88);
  font-size: 1.08rem;
  max-width: 580px;
  margin-bottom: 2rem;
}

.hero-btns {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--accent);
  color: var(--white);
  font-weight: 600;
  font-size: .95rem;
  padding: .85rem 2rem;
  border-radius: 35px;
  border: 2px solid var(--accent);
  transition: background var(--transition), transform .2s, box-shadow var(--transition);
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,132,90,.4);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: transparent;
  color: var(--white);
  font-weight: 600;
  font-size: .95rem;
  padding: .85rem 2rem;
  border-radius: 35px;
  border: 2px solid rgba(255,255,255,.6);
  transition: background var(--transition), border-color var(--transition), transform .2s;
  cursor: pointer;
}

.btn-outline:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
  transform: translateY(-2px);
}

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

.btn-green:hover {
  background: var(--green-mid);
  border-color: var(--green-mid);
  box-shadow: 0 8px 24px rgba(45,106,79,.35);
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: .4rem;
  color: rgba(255,255,255,.85);
  font-size: .85rem;
  font-weight: 500;
}

.trust-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green-light);
  display: inline-block;
}

/* =============================================
   INTRO — FROM FARM TO POWDER
   ============================================= */
#intro {
  background: var(--white);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

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

.intro-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform .6s ease;
}

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

.intro-image-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: var(--white);
  padding: .75rem 1.2rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: .6rem;
}

.intro-image-badge .badge-icon {
  width: 40px;
  height: 40px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.intro-image-badge .badge-text strong {
  display: block;
  font-size: .95rem;
  color: var(--text-dark);
}

.intro-image-badge .badge-text span {
  font-size: .78rem;
  color: var(--text-light);
}

.intro-text p + p {
  margin-top: 1rem;
}

/* =============================================
   ABOUT
   ============================================= */
#about {
  background: var(--bg-alt);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-text p + p {
  margin-top: 1rem;
}

.about-cards {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mission-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--green-dark);
}

.vision-card {
  border-left-color: var(--accent);
}

.mission-card .card-label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green-dark);
  margin-bottom: .5rem;
  display: flex;
  align-items: center;
  gap: .4rem;
}

.vision-card .card-label {
  color: var(--accent);
}

.mission-card p {
  font-size: .95rem;
  line-height: 1.7;
}

/* =============================================
   WHY CHOOSE US
   ============================================= */
#why {
  background: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.why-card {
  background: var(--bg-alt);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.why-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.why-icon {
  width: 52px;
  height: 52px;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.why-card h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: .95rem;
  margin-bottom: .4rem;
  color: var(--text-dark);
}

.why-card p {
  font-size: .88rem;
  line-height: 1.6;
}

/* =============================================
   PRODUCTS
   ============================================= */
#products {
  background: var(--bg-alt);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 2.5rem;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.product-img {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.product-card:hover .product-img img {
  transform: scale(1.06);
}

.product-tag {
  position: absolute;
  top: .85rem;
  left: .85rem;
  background: var(--green-dark);
  color: var(--white);
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .25rem .7rem;
  border-radius: 20px;
}

.product-body {
  padding: 1.5rem;
}

.product-body h3 {
  font-size: 1.2rem;
  margin-bottom: .6rem;
}

.product-body p {
  font-size: .9rem;
  line-height: 1.65;
}

.products-cta {
  text-align: center;
  padding: 1.5rem;
  background: var(--green-pale);
  border-radius: var(--radius-md);
  font-size: .95rem;
  color: var(--green-dark);
}

.products-cta a {
  font-weight: 700;
  color: var(--green-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* =============================================
   USES
   ============================================= */
#uses {
  background: var(--white);
}

.uses-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.uses-intro p {
  margin-bottom: 1rem;
}

.uses-list {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.uses-item {
  display: flex;
  align-items: flex-start;
  gap: .9rem;
  padding: .9rem 1.1rem;
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.uses-item:hover {
  background: var(--green-pale);
}

.uses-item-icon {
  width: 38px;
  height: 38px;
  background: var(--green-pale);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.uses-item:hover .uses-item-icon {
  background: var(--green-light);
}

.uses-item span {
  font-size: .92rem;
  color: var(--text-mid);
  line-height: 1.5;
  padding-top: .45rem;
}

/* =============================================
   PACKAGING
   ============================================= */
#packaging {
  background: var(--bg-alt);
}

.packaging-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.packaging-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.packaging-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.packaging-text p + p {
  margin-top: 1rem;
}

.eco-badges {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  margin-top: 1.75rem;
}

.eco-badge {
  display: flex;
  align-items: center;
  gap: .45rem;
  background: var(--green-pale);
  color: var(--green-dark);
  font-size: .82rem;
  font-weight: 600;
  padding: .4rem 1rem;
  border-radius: 20px;
}

/* =============================================
   QUALITY
   ============================================= */
#quality {
  background: var(--green-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

#quality::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

#quality .container {
  position: relative;
  z-index: 1;
}

#quality .section-tag {
  background: rgba(255,255,255,.15);
  color: var(--white);
}

#quality h2 {
  color: var(--white);
  margin-bottom: 1.25rem;
}

#quality .section-sub {
  color: rgba(255,255,255,.78);
  margin: 0 auto 2.5rem;
}

.quality-quote {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-md);
  padding: 2rem 2.5rem;
  max-width: 680px;
  margin: 0 auto;
}

.quality-quote p {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  font-style: italic;
  color: rgba(255,255,255,.92);
  line-height: 1.7;
}

/* =============================================
   WHO WE SERVE
   ============================================= */
#serve {
  background: var(--white);
}

.serve-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.serve-card {
  background: var(--bg-alt);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.serve-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-sm);
  background: var(--green-pale);
}

.serve-icon {
  font-size: 2.2rem;
  margin-bottom: .85rem;
}

.serve-card h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: .95rem;
  color: var(--text-dark);
}

/* =============================================
   TESTIMONIALS
   ============================================= */
#testimonials {
  background: var(--bg-alt);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-family: 'Playfair Display', serif;
  font-size: 5rem;
  line-height: 1;
  color: var(--green-pale);
  font-style: italic;
}

.stars {
  color: #F5A623;
  font-size: 1rem;
  margin-bottom: .85rem;
}

.testimonial-card p {
  font-size: .95rem;
  font-style: italic;
  line-height: 1.75;
  color: var(--text-mid);
  margin-bottom: 1.25rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.author-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--green-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.author-info strong {
  display: block;
  font-size: .9rem;
  color: var(--text-dark);
}

.author-info span {
  font-size: .8rem;
  color: var(--text-light);
}

/* =============================================
   FAQ
   ============================================= */
#faq {
  background: var(--white);
}

.faq-list {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid #E8EFE8;
  border-radius: var(--radius-sm);
  margin-bottom: .75rem;
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.faq-item.open {
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 1.5rem;
  cursor: pointer;
  text-align: left;
  gap: 1rem;
  transition: background var(--transition);
}

.faq-question:hover {
  background: var(--bg-alt);
}

.faq-item.open .faq-question {
  background: var(--green-pale);
}

.faq-question span {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: .95rem;
  color: var(--text-dark);
  line-height: 1.4;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--green-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition), transform var(--transition);
}

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

.faq-icon svg {
  width: 14px;
  height: 14px;
  fill: var(--green-dark);
  transition: fill var(--transition);
}

.faq-item.open .faq-icon svg {
  fill: var(--white);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: .25rem 1.5rem 1.2rem;
  font-size: .93rem;
}

/* =============================================
   CONTACT
   ============================================= */
#contact {
  background: var(--bg-alt);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info {
  padding-top: .5rem;
}

.contact-info h2 {
  margin-bottom: 1rem;
}

.contact-info p {
  margin-bottom: 1.75rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-icon {
  width: 46px;
  height: 46px;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-detail strong {
  display: block;
  font-size: .88rem;
  color: var(--text-dark);
  font-weight: 600;
  margin-bottom: .2rem;
}

.contact-detail a,
.contact-detail span {
  font-size: .92rem;
  color: var(--green-dark);
  font-weight: 500;
}

.contact-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}

.form-group {
  margin-bottom: 1.1rem;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: .4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: .75rem 1rem;
  border: 1.5px solid #DDE8DD;
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: .92rem;
  color: var(--text-dark);
  background: var(--bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-light);
  box-shadow: 0 0 0 3px rgba(82,183,136,.15);
  background: var(--white);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group select {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236B7C6A' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.btn-submit {
  width: 100%;
  padding: .9rem;
  background: var(--green-dark);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 35px;
  cursor: pointer;
  transition: background var(--transition), transform .2s, box-shadow var(--transition);
  margin-top: .5rem;
}

.btn-submit:hover {
  background: var(--green-mid);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45,106,79,.3);
}

/* =============================================
   FOOTER
   ============================================= */
#footer {
  background: var(--text-dark);
  padding: 3.5rem 0 1.5rem;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
  margin-bottom: 1.75rem;
}

.footer-brand .nav-logo {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.footer-brand p {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  line-height: 1.7;
  max-width: 280px;
}

.footer-tagline {
  display: inline-block;
  margin-top: 1rem;
  font-size: .78rem;
  color: var(--green-light);
  font-weight: 600;
  letter-spacing: .06em;
}

.footer-col h4 {
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 1.1rem;
}

.footer-col ul li {
  margin-bottom: .55rem;
}

.footer-col ul li a {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--green-light);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: .6rem;
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  margin-bottom: .7rem;
}

.footer-contact-item a {
  color: rgba(255,255,255,.55);
  transition: color var(--transition);
}

.footer-contact-item a:hover {
  color: var(--green-light);
}

.footer-contact-icon {
  font-size: 1rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .75rem;
}

.footer-bottom p {
  color: rgba(255,255,255,.35);
  font-size: .82rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: rgba(255,255,255,.35);
  font-size: .82rem;
  transition: color var(--transition);
}

.footer-bottom-links a:hover {
  color: var(--green-light);
}

/* =============================================
   RESPONSIVE — TABLET (≤ 1024px)
   ============================================= */
@media (max-width: 1024px) {
  .intro-grid,
  .about-grid,
  .packaging-grid,
  .uses-layout,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

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

  .serve-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .intro-image img,
  .packaging-image img {
    height: 340px;
  }

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

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

/* =============================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================= */
@media (max-width: 768px) {
  section { padding: 3.5rem 0; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    box-shadow: var(--shadow-md);
    padding: 1rem 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    color: var(--text-mid) !important;
    padding: .75rem 1.5rem;
    width: 100%;
    font-size: 1rem;
  }

  .nav-links a::after { display: none; }

  .nav-cta {
    margin: .5rem 1.5rem;
    border-radius: 25px;
  }

  .hamburger { display: flex; }

  .hero-btns { flex-direction: column; align-items: flex-start; }
  .btn-primary, .btn-outline { width: 100%; max-width: 280px; justify-content: center; }

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

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

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-form {
    padding: 1.75rem 1.25rem;
  }
}

@media (max-width: 480px) {
  .serve-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-trust {
    gap: .75rem;
  }

  .trust-item { font-size: .78rem; }
}