/* ============================================================
   KK STATIONERY PRODUCTS — main.css  v2
   Clean White / Amazon-Flipkart-Inspired Theme
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@700;800&display=swap');

/* ---- Variables ---- */
:root {
  --red: #C0392B;
  --red-dark: #96281B;
  --red-light: #E74C3C;
  --navy: #0B1728;
  --navy-mid: #152038;
  --gold: #E8770A;
  --white: #FFFFFF;
  --off-white: #F7F8FA;
  --light-grey: #F0F2F5;
  --border: #E4E7EC;
  --border-dark: #C8CDD6;
  --mid-grey: #8898AA;
  --dark-grey: #4A5568;
  --text-dark: #111827;
  --text-body: #374151;
  --green: #16A34A;
  --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.14);
  --shadow-red: 0 4px 20px rgba(192, 57, 43, 0.30);
  --radius-sm: 4px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 28px;
  --t: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', sans-serif;
  --header-top: 48px;
  --header-main: 64px;
  --header-h: 112px;
}

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

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

body {
  font-family: var(--font);
  color: var(--text-body);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased
}

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

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

ul {
  list-style: none
}

h1,
h2,
h3,
h4,
h5 {
  line-height: 1.2;
  color: var(--text-dark);
  font-weight: 700
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.5rem)
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem)
}

h3 {
  font-size: clamp(1.1rem, 2vw, 1.35rem)
}

p {
  font-size: 1rem;
  color: var(--text-body)
}

/* ---- Layout ---- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px
}

.section {
  padding: 72px 0
}

.section-sm {
  padding: 48px 0
}

/* ---- Section Labels ---- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 12px
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--red);
  border-radius: 2px
}

/* ============================================================
   TOP BAR
   ============================================================ */
.top-bar {
  background: var(--navy);
  padding: 0;
  height: var(--header-top)
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  font-size: .78rem;
  color: rgba(255, 255, 255, .7)
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 20px
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: 6px
}

.top-bar-item svg {
  color: var(--red);
  flex-shrink: 0
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 16px
}

.top-bar-link {
  color: rgba(255, 255, 255, .6);
  font-size: .75rem;
  font-weight: 500;
  transition: color var(--t)
}

.top-bar-link:hover {
  color: white
}

.top-bar-divider {
  width: 1px;
  height: 14px;
  background: rgba(255, 255, 255, .2)
}

/* ============================================================
   MAIN HEADER — always white
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  height: var(--header-main);
  transition: box-shadow var(--t);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md)
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0
}

.logo-img {
  height: 46px;
  width: auto;
  transition: height var(--t)
}

.logo-text {
  display: flex;
  flex-direction: column
}

.logo-name {
  font-size: 1rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.1;
  letter-spacing: .04em
}

.logo-tagline {
  font-size: .58rem;
  font-weight: 600;
  color: var(--red);
  letter-spacing: .14em;
  text-transform: uppercase
}

/* Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: 2px
}

.main-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  font-weight: 500;
  color: var(--dark-grey);
  transition: var(--t);
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--red);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--t);
}

.main-nav a:hover {
  color: var(--red)
}

.main-nav a:hover::after,
.main-nav a.active::after {
  transform: scaleX(1)
}

.main-nav a.active {
  color: var(--red);
  font-weight: 600
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--dark-grey);
  font-size: .82rem;
  font-weight: 500;
  white-space: nowrap
}

.header-phone svg {
  color: var(--red)
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1010;
  background: none;
  border: none
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--t)
}

#nav-check {
  display: none
}

#nav-check:checked~.header-inner .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg)
}

#nav-check:checked~.header-inner .nav-toggle span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0)
}

#nav-check:checked~.header-inner .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg)
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 26px;
  border-radius: 50px;
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: var(--t);
  white-space: nowrap;
  cursor: pointer;
  border: none;
  font-family: var(--font)
}

.btn-primary {
  background: var(--red);
  color: white;
  box-shadow: var(--shadow-red)
}

.btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(192, 57, 43, .4)
}

.btn-outline {
  border: 2px solid var(--red);
  color: var(--red);
  background: transparent
}

.btn-outline:hover {
  background: var(--red);
  color: white;
  transform: translateY(-1px)
}

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

.btn-dark:hover {
  background: var(--navy-mid);
  transform: translateY(-1px)
}

.btn-white {
  background: white;
  color: var(--navy);
  font-weight: 700
}

.btn-white:hover {
  background: var(--off-white);
  transform: translateY(-1px)
}

.btn-ghost {
  background: rgba(255, 255, 255, .12);
  color: white;
  border: 1.5px solid rgba(255, 255, 255, .3);
  backdrop-filter: blur(8px)
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, .22);
  transform: translateY(-1px)
}

.btn-sm {
  padding: 8px 18px;
  font-size: .8rem
}

/* ============================================================
   TICKER
   ============================================================ */
.ticker-wrap {
  background: var(--red);
  padding: 10px 0;
  overflow: hidden
}

.ticker-inner {
  display: flex;
  gap: 56px;
  animation: ticker 30s linear infinite;
  width: max-content
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: white;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .04em;
  white-space: nowrap
}

.ticker-dot {
  width: 5px;
  height: 5px;
  background: rgba(255, 255, 255, .5);
  border-radius: 50%;
  flex-shrink: 0
}

@keyframes ticker {
  from {
    transform: translateX(0)
  }

  to {
    transform: translateX(-50%)
  }
}

/* ============================================================
   HERO — Farmart-style clean split
   ============================================================ */
.hero {
  background: var(--off-white);
  padding: 32px 0;
  overflow: hidden
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 20px;
  align-items: stretch
}

/* Main banner */
.hero-banner {
  background: linear-gradient(135deg, #0B1728 0%, #1E3050 60%, #0B1728 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  padding: 52px 48px;
  display: flex;
  align-items: center;
  min-height: 360px;
}

.hero-banner-bg {
  position: absolute;
  inset: 0;
  opacity: .18;
  background-image: url('../images/hero_bg.png');
  background-size: cover;
  background-position: center;
}

.hero-banner-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 500px
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px
}

.hero-eyebrow-line {
  width: 32px;
  height: 2px;
  background: var(--red);
  border-radius: 2px
}

.hero-eyebrow-text {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--red)
}

.hero-title {
  font-size: clamp(1.9rem, 3.5vw, 3rem);
  font-weight: 900;
  color: white;
  line-height: 1.08;
  margin-bottom: 8px
}

.hero-title em {
  color: transparent;
  -webkit-text-stroke: 2px var(--red);
  font-style: normal
}

.hero-sub {
  font-size: .95rem;
  color: rgba(255, 255, 255, .6);
  margin-bottom: 28px;
  line-height: 1.6
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap
}

.hero-float-badge {
  position: absolute;
  bottom: 28px;
  right: 28px;
  background: white;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 180px;
  z-index: 1;
}

.hero-float-icon {
  width: 38px;
  height: 38px;
  background: rgba(192, 57, 43, .1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  font-size: 18px;
  flex-shrink: 0
}

.hero-float-text p {
  font-size: .68rem;
  color: var(--mid-grey);
  margin: 0
}

.hero-float-text strong {
  font-size: .95rem;
  font-weight: 800;
  color: var(--text-dark);
  display: block
}

/* Side banners */
.hero-side {
  display: flex;
  flex-direction: column;
  gap: 14px
}

.hero-side-card {
  flex: 1;
  border-radius: var(--radius-md);
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  min-height: 168px;
}

.hero-side-card-a {
  background: linear-gradient(135deg, #E8770A, #C0392B)
}

.hero-side-card-b {
  background: linear-gradient(135deg, #0B1728, #1E3050)
}

.hero-side-card p {
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: rgba(255, 255, 255, .7);
  margin-bottom: 4px
}

.hero-side-card h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: white;
  margin-bottom: 14px;
  line-height: 1.2
}

.hero-side-card-emoji {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 64px;
  opacity: .25;
  line-height: 1
}

.hero-cert-strip {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.cert-chip-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .78rem;
  font-weight: 600;
  color: var(--dark-grey)
}

.cert-chip-item span:first-child {
  font-size: 16px
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 16px;
  flex-wrap: wrap
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px
}

.trust-icon {
  width: 40px;
  height: 40px;
  background: rgba(192, 57, 43, .08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  flex-shrink: 0;
  font-size: 18px
}

.trust-text h4 {
  font-size: .85rem;
  font-weight: 700;
  color: var(--text-dark)
}

.trust-text p {
  font-size: .74rem;
  color: var(--mid-grey);
  margin: 0
}

.trust-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  flex-shrink: 0
}

/* ============================================================
   CATEGORY SECTION
   ============================================================ */
.category-scroll-wrap {
  overflow-x: auto;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch
}

.category-scroll-wrap::-webkit-scrollbar {
  height: 4px
}

.category-scroll-wrap::-webkit-scrollbar-track {
  background: var(--light-grey)
}

.category-scroll-wrap::-webkit-scrollbar-thumb {
  background: var(--border-dark);
  border-radius: 2px
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
  min-width: 760px
}

.cat-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 12px 16px;
  text-align: center;
  text-decoration: none;
  transition: var(--t);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.cat-card:hover {
  border-color: var(--red);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px)
}

.cat-card:hover .cat-icon {
  background: var(--red);
  color: white
}

.cat-icon {
  width: 52px;
  height: 52px;
  background: rgba(192, 57, 43, .07);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--red);
  transition: var(--t)
}

.cat-name {
  font-size: .75rem;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.3
}

.cat-count {
  font-size: .68rem;
  color: var(--mid-grey);
  font-weight: 500
}

/* ============================================================
   PRODUCT CARDS — compact e-commerce style
   ============================================================ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px
}

.product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--t);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  border-color: var(--red);
  box-shadow: 0 4px 24px rgba(192, 57, 43, .12);
  transform: translateY(-3px)
}

.product-card-img {
  position: relative;
  height: 180px;
  background: var(--off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
  overflow: hidden;
}

.product-card-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1
}

/* Badges */
.product-card-flag {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 1;
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 4px;
}

.flag-bestseller {
  background: #F59E0B;
  color: white
}

.flag-new {
  background: #10B981;
  color: white
}

.flag-factory {
  background: var(--red);
  color: white
}

/* Compact card body */
.product-card-body {
  padding: 12px 14px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px
}

.product-name {
  font-size: .88rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.3
}

.product-made {
  font-size: .68rem;
  color: var(--green);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px
}

.product-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 2px
}

.product-price-val {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--red)
}

.product-price-unit {
  font-size: .72rem;
  color: var(--mid-grey)
}

.product-moq-row {
  font-size: .7rem;
  color: var(--mid-grey);
  background: var(--off-white);
  padding: 3px 8px;
  border-radius: 50px;
  display: inline-block;
  font-weight: 500
}

/* Card footer */
.product-card-footer {
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  align-items: center
}

.product-inquiry-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 8px 12px;
  background: var(--red);
  color: white;
  border-radius: var(--radius-sm);
  font-size: .78rem;
  font-weight: 700;
  transition: var(--t);
  text-decoration: none;
  text-align: center;
}

.product-inquiry-btn:hover {
  background: var(--red-dark);
  transform: scale(1.03)
}

.detail-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: .75rem;
  font-weight: 600;
  color: var(--dark-grey);
  transition: var(--t);
  cursor: pointer;
  background: none;
  font-family: var(--font);
  white-space: nowrap;
}

.detail-toggle-btn:hover {
  border-color: var(--red);
  color: var(--red)
}

/* Details expand — CSS-only using <details> */
.product-details-panel {
  background: var(--off-white);
  border-top: 1px solid var(--border);
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s cubic-bezier(0.4, 0, 0.2, 1), padding .3s;
}

details[open] .product-details-panel {
  max-height: 400px;
  padding: 14px
}

details summary {
  list-style: none;
  cursor: pointer
}

details summary::-webkit-details-marker {
  display: none
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .78rem;
  margin-top: 6px
}

.spec-table tr {
  border-bottom: 1px solid var(--border)
}

.spec-table tr:last-child {
  border-bottom: none
}

.spec-table td {
  padding: 5px 0;
  vertical-align: top
}

.spec-table td:first-child {
  font-weight: 600;
  color: var(--dark-grey);
  width: 40%;
  padding-right: 10px
}

.spec-table td:last-child {
  color: var(--text-body)
}

.spec-desc {
  font-size: .78rem;
  color: var(--mid-grey);
  line-height: 1.55;
  margin-bottom: 8px
}

/* ============================================================
   FILTER BAR
   ============================================================ */
.filter-inputs {
  display: none
}

.filter-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 16px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--dark-grey);
  cursor: pointer;
  transition: var(--t);
  user-select: none;
}

.filter-btn:hover {
  border-color: var(--red);
  color: var(--red)
}

/* Active filter states */
#f-all:checked~.products-page-content .filter-bar label[for="f-all"],
#f-clip:checked~.products-page-content .filter-bar label[for="f-clip"],
#f-stat:checked~.products-page-content .filter-bar label[for="f-stat"],
#f-file:checked~.products-page-content .filter-bar label[for="f-file"],
#f-folder:checked~.products-page-content .filter-bar label[for="f-folder"],
#f-box:checked~.products-page-content .filter-bar label[for="f-box"],
#f-board:checked~.products-page-content .filter-bar label[for="f-board"],
#f-eyelet:checked~.products-page-content .filter-bar label[for="f-eyelet"],
#f-pboard:checked~.products-page-content .filter-bar label[for="f-pboard"],
#f-binder:checked~.products-page-content .filter-bar label[for="f-binder"],
#f-stopper:checked~.products-page-content .filter-bar label[for="f-stopper"],
#f-writing:checked~.products-page-content .filter-bar label[for="f-writing"],
#f-acryl:checked~.products-page-content .filter-bar label[for="f-acryl"],
#f-envelope:checked~.products-page-content .filter-bar label[for="f-envelope"],
#f-pclip:checked~.products-page-content .filter-bar label[for="f-pclip"] {
  background: var(--red);
  border-color: var(--red);
  color: white;
  box-shadow: var(--shadow-red)
}

/* Show/hide by filter */
#f-all:checked~.products-page-content .product-card {
  display: flex
}

#f-clip:checked~.products-page-content .product-card {
  display: none
}

#f-clip:checked~.products-page-content .product-card[data-cat="clip"] {
  display: flex
}

#f-stat:checked~.products-page-content .product-card {
  display: none
}

#f-stat:checked~.products-page-content .product-card[data-cat="stat"] {
  display: flex
}

#f-file:checked~.products-page-content .product-card {
  display: none
}

#f-file:checked~.products-page-content .product-card[data-cat="file"] {
  display: flex
}

#f-folder:checked~.products-page-content .product-card {
  display: none
}

#f-folder:checked~.products-page-content .product-card[data-cat="folder"] {
  display: flex
}

#f-box:checked~.products-page-content .product-card {
  display: none
}

#f-box:checked~.products-page-content .product-card[data-cat="box"] {
  display: flex
}

#f-board:checked~.products-page-content .product-card {
  display: none
}

#f-board:checked~.products-page-content .product-card[data-cat="board"] {
  display: flex
}

#f-eyelet:checked~.products-page-content .product-card {
  display: none
}

#f-eyelet:checked~.products-page-content .product-card[data-cat="eyelet"] {
  display: flex
}

#f-pboard:checked~.products-page-content .product-card {
  display: none
}

#f-pboard:checked~.products-page-content .product-card[data-cat="pboard"] {
  display: flex
}

#f-binder:checked~.products-page-content .product-card {
  display: none
}

#f-binder:checked~.products-page-content .product-card[data-cat="binder"] {
  display: flex
}

#f-stopper:checked~.products-page-content .product-card {
  display: none
}

#f-stopper:checked~.products-page-content .product-card[data-cat="stopper"] {
  display: flex
}

#f-writing:checked~.products-page-content .product-card {
  display: none
}

#f-writing:checked~.products-page-content .product-card[data-cat="writing"] {
  display: flex
}

#f-acryl:checked~.products-page-content .product-card {
  display: none
}

#f-acryl:checked~.products-page-content .product-card[data-cat="acryl"] {
  display: flex
}

#f-envelope:checked~.products-page-content .product-card {
  display: none
}

#f-envelope:checked~.products-page-content .product-card[data-cat="envelope"] {
  display: flex
}

#f-pclip:checked~.products-page-content .product-card {
  display: none
}

#f-pclip:checked~.products-page-content .product-card[data-cat="pclip"] {
  display: flex
}

/* ============================================================
   WHY US
   ============================================================ */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center
}

.why-list {
  display: flex;
  flex-direction: column;
  gap: 24px
}

.why-item {
  display: flex;
  gap: 16px;
  align-items: flex-start
}

.why-icon {
  width: 48px;
  height: 48px;
  background: rgba(192, 57, 43, .08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  flex-shrink: 0;
  font-size: 20px;
  transition: var(--t)
}

.why-item:hover .why-icon {
  background: var(--red);
  color: white
}

.why-item-body h4 {
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: 5px
}

.why-item-body p {
  font-size: .83rem;
  color: var(--mid-grey);
  line-height: 1.65;
  margin: 0
}

.why-visual-box {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  border-radius: var(--radius-xl);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  overflow: hidden;
}

.why-visual-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, .03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .03) 1px, transparent 1px);
  background-size: 40px 40px
}

.why-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  position: relative;
  z-index: 1
}

.why-stat-card {
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  transition: var(--t)
}

.why-stat-card:hover {
  background: rgba(255, 255, 255, .12)
}

.why-stat-val {
  font-size: 2rem;
  font-weight: 900;
  color: white;
  line-height: 1
}

.why-stat-val span {
  color: var(--red)
}

.why-stat-label {
  font-size: .72rem;
  font-weight: 500;
  color: rgba(255, 255, 255, .5);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 4px
}

.why-cert-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  position: relative;
  z-index: 1
}

.why-cert-pill {
  background: rgba(192, 57, 43, .15);
  border: 1px solid rgba(192, 57, 43, .3);
  border-radius: 50px;
  padding: 7px 16px;
  font-size: .75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, .8)
}

/* ============================================================
   CERTIFICATIONS
   ============================================================ */
.cert-section {
  background: var(--navy)
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 48px
}

.cert-card {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--t)
}

.cert-card:hover {
  background: rgba(255, 255, 255, .09);
  border-color: rgba(192, 57, 43, .4);
  transform: translateY(-3px)
}

.cert-card-icon {
  width: 48px;
  height: 48px;
  background: rgba(192, 57, 43, .15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  font-size: 22px;
  margin-bottom: 14px
}

.cert-card h4 {
  color: white;
  font-size: .95rem;
  margin-bottom: 8px
}

.cert-card p {
  color: rgba(255, 255, 255, .5);
  font-size: .8rem;
  line-height: 1.6;
  margin: 0
}

/* ============================================================
   COUNTER
   ============================================================ */
.counter-section {
  background: var(--light-grey);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border)
}

.counter-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden
}

.counter-item {
  background: var(--white);
  padding: 36px 20px;
  text-align: center
}

.counter-value {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 6px
}

.counter-value span {
  color: var(--red)
}

.counter-label {
  font-size: .75rem;
  font-weight: 600;
  color: var(--mid-grey);
  text-transform: uppercase;
  letter-spacing: .08em
}

/* ============================================================
   MFG PROCESS
   ============================================================ */
.mfg-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px
}

.mfg-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: var(--t);
  position: relative;
  overflow: hidden
}

.mfg-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--red)
}

.mfg-num {
  font-size: 4.5rem;
  font-weight: 900;
  color: rgba(192, 57, 43, .07);
  position: absolute;
  top: -6px;
  right: 14px;
  line-height: 1;
  user-select: none
}

.mfg-icon {
  font-size: 28px;
  margin-bottom: 14px
}

.mfg-card h4 {
  font-size: .98rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-dark)
}

.mfg-card p {
  font-size: .82rem;
  color: var(--mid-grey);
  line-height: 1.65;
  margin: 0
}

/* ============================================================
   CTA
   ============================================================ */
.cta-section {
  background: linear-gradient(135deg, var(--red) 0%, var(--red-dark) 100%);
  position: relative;
  overflow: hidden
}

.cta-section::before {
  content: '';
  position: absolute;
  right: -80px;
  top: -80px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .06);
  pointer-events: none
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap
}

.cta-text h2 {
  color: white;
  margin-bottom: 10px
}

.cta-text p {
  color: rgba(255, 255, 255, .75);
  max-width: 480px;
  margin: 0
}

.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  flex-shrink: 0
}

/* ============================================================
   EXPORT STRIP
   ============================================================ */
.export-strip {
  background: var(--navy-mid);
  padding: 36px 0
}

.export-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px
}

.export-label {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 6px
}

.export-text h3 {
  color: white;
  font-size: 1.3rem;
  margin-bottom: 4px
}

.export-text p {
  color: rgba(255, 255, 255, .5);
  margin: 0;
  font-size: .88rem
}

.export-markets {
  display: flex;
  gap: 12px;
  flex-wrap: wrap
}

.export-chip {
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 50px;
  padding: 7px 18px;
  font-size: .82rem;
  font-weight: 600;
  color: white
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  background: var(--navy);
  padding: 80px 0 56px;
  position: relative;
  overflow: hidden
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(192, 57, 43, .12) 0%, transparent 70%)
}

.page-hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, .03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .03) 1px, transparent 1px);
  background-size: 56px 56px
}

.page-hero-content {
  position: relative;
  z-index: 1
}

.page-hero-eyebrow {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px
}

.page-hero-eyebrow::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--red);
  border-radius: 2px
}

.page-hero h1 {
  color: white;
  margin-bottom: 16px
}

.page-hero p {
  color: rgba(255, 255, 255, .6);
  max-width: 520px;
  font-size: 1rem
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px
}

.breadcrumb a {
  font-size: .78rem;
  color: rgba(255, 255, 255, .4);
  text-decoration: none
}

.breadcrumb a:hover {
  color: var(--red)
}

.breadcrumb span {
  font-size: .78rem;
  color: rgba(255, 255, 255, .25)
}

.breadcrumb strong {
  font-size: .78rem;
  color: rgba(255, 255, 255, .7)
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start
}

.contact-info-card {
  background: var(--navy);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  color: white
}

.contact-info-card h3 {
  color: white;
  margin-bottom: 28px
}

.contact-detail {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
  align-items: flex-start
}

.contact-detail-icon {
  width: 42px;
  height: 42px;
  background: rgba(192, 57, 43, .15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  flex-shrink: 0;
  font-size: 17px
}

.contact-detail-body label {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .4);
  display: block;
  margin-bottom: 3px
}

.contact-detail-body p,
.contact-detail-body a {
  font-size: .9rem;
  color: rgba(255, 255, 255, .8);
  text-decoration: none;
  line-height: 1.5;
  margin: 0
}

.contact-detail-body a:hover {
  color: var(--red)
}

.contact-form-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  box-shadow: var(--shadow-md)
}

.contact-form-card h3 {
  margin-bottom: 28px
}

.form-group {
  margin-bottom: 18px
}

.form-label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: var(--dark-grey);
  margin-bottom: 7px
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: .9rem;
  color: var(--text-dark);
  background: var(--off-white);
  transition: border-color var(--t), box-shadow var(--t);
  outline: none
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(192, 57, 43, .1);
  background: white
}

.form-textarea {
  min-height: 120px;
  resize: vertical
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px
}

.form-submit {
  width: 100%;
  padding: 14px;
  background: var(--red);
  color: white;
  border: none;
  border-radius: 50px;
  font-family: var(--font);
  font-size: .95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--t)
}

.form-submit:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-red)
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--navy);
  padding: 60px 0 0
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 255, 255, .08)
}

.footer-brand .logo-img {
  height: 50px;
  margin-bottom: 14px;
  filter: brightness(1.1)
}

.footer-brand p {
  font-size: .83rem;
  color: rgba(255, 255, 255, .45);
  line-height: 1.7;
  max-width: 260px;
  margin-bottom: 20px
}

.footer-socials {
  display: flex;
  gap: 8px
}

.footer-social-link {
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, .55);
  font-size: 14px;
  text-decoration: none;
  transition: var(--t)
}

.footer-social-link:hover {
  background: var(--red);
  border-color: var(--red);
  color: white
}

.footer-col h5 {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: white;
  margin-bottom: 18px
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 9px
}

.footer-links a {
  font-size: .83rem;
  color: rgba(255, 255, 255, .45);
  text-decoration: none;
  transition: color var(--t)
}

.footer-links a:hover {
  color: var(--red)
}

.footer-contact-item {
  display: flex;
  gap: 9px;
  margin-bottom: 12px;
  align-items: flex-start
}

.footer-contact-icon {
  color: var(--red);
  flex-shrink: 0;
  margin-top: 2px;
  font-size: 13px
}

.footer-contact-text {
  font-size: .82rem;
  color: rgba(255, 255, 255, .45);
  line-height: 1.5
}

.footer-contact-text a {
  color: rgba(255, 255, 255, .45);
  text-decoration: none
}

.footer-contact-text a:hover {
  color: var(--red)
}

.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px
}

.footer-bottom p {
  font-size: .75rem;
  color: rgba(255, 255, 255, .3);
  margin: 0
}

/* ============================================================
   WHATSAPP FLOAT
   ============================================================ */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px
}

.wa-btn {
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37, 211, 102, .45);
  transition: var(--t);
  text-decoration: none;
  animation: waPulse 2.5s infinite
}

.wa-btn:hover {
  transform: scale(1.12);
  box-shadow: 0 8px 36px rgba(37, 211, 102, .6)
}

@keyframes waPulse {

  0%,
  100% {
    box-shadow: 0 4px 24px rgba(37, 211, 102, .45)
  }

  50% {
    box-shadow: 0 4px 40px rgba(37, 211, 102, .7)
  }
}

.wa-btn svg {
  width: 28px;
  height: 28px;
  fill: white
}

.wa-tooltip {
  background: var(--navy);
  color: white;
  padding: 6px 14px;
  border-radius: 7px;
  font-size: .72rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateX(8px);
  transition: var(--t);
  pointer-events: none
}

.wa-float:hover .wa-tooltip {
  opacity: 1;
  transform: translateX(0)
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1)
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0)
}

.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity .7s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1)
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0)
}

.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity .7s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1)
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0)
}

.reveal-delay-1 {
  transition-delay: .1s
}

.reveal-delay-2 {
  transition-delay: .2s
}

.reveal-delay-3 {
  transition-delay: .3s
}

.reveal-delay-4 {
  transition-delay: .4s
}

.reveal-delay-5 {
  transition-delay: .5s
}

/* ============================================================
   SECTION HEADINGS UTILITY
   ============================================================ */
.section-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap
}

.section-row h2 {
  margin-bottom: 0
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1024px) {
  .hero-inner {
    grid-template-columns: 1fr
  }

  .hero-side {
    flex-direction: row
  }

  .hero-side-card {
    min-height: 140px
  }

  .why-grid {
    grid-template-columns: 1fr;
    gap: 36px
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px
  }

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

  .mfg-grid {
    grid-template-columns: 1fr 1fr
  }

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

  .category-grid {
    grid-template-columns: repeat(4, 1fr);
    min-width: unset
  }
}

@media(max-width:768px) {
  .top-bar {
    display: none
  }

  :root {
    --header-main: 62px;
    --header-h: 62px
  }

  .section {
    padding: 52px 0
  }

  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(11, 23, 40, .98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    transform: translateX(-100%);
    transition: transform var(--t);
    z-index: 1009;
  }

  #nav-check:checked~.header-inner .main-nav {
    transform: translateX(0)
  }

  .main-nav a {
    font-size: 1.15rem;
    padding: 14px 40px;
    color: rgba(255, 255, 255, .8)
  }

  .main-nav a:hover,
  .main-nav a.active {
    color: white
  }

  .nav-toggle {
    display: flex;
    position: relative;
    z-index: 1011
  }

  .header-phone {
    display: none
  }

  .header-cta .btn {
    display: none
  }

  .hero-side {
    flex-direction: column
  }

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

  .mfg-grid {
    grid-template-columns: 1fr
  }

  .contact-form-card,
  .contact-info-card {
    padding: 28px 20px
  }

  .cta-inner {
    text-align: center;
    justify-content: center
  }

  .cta-actions {
    justify-content: center
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px
  }

  .why-visual-box {
    padding: 24px
  }

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

  .section-row {
    flex-direction: column;
    align-items: flex-start
  }
}

@media(max-width:480px) {
  .container {
    padding: 0 14px
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px
  }

  .product-card-img {
    height: 140px;
    font-size: 48px
  }

  .product-name {
    font-size: .78rem
  }

  .product-price-val {
    font-size: 1rem
  }

  .category-grid {
    grid-template-columns: repeat(3, 1fr);
    min-width: unset
  }

  .counter-grid {
    grid-template-columns: 1fr 1fr
  }

  .hero-cert-strip {
    flex-direction: column;
    align-items: flex-start
  }

  .wa-float {
    bottom: 16px;
    right: 16px
  }
}