/* =====================================================
   LUMORA CART PAGE
   Premium Bookstore Design System
===================================================== */

/* ================= ROOT VARIABLES ================= */

:root {
  --bg-main: #f7f7f3;
  --bg-soft: #f0f2ec;
  --bg-card: rgba(255, 255, 255, 0.82);
  --bg-white: #ffffff;

  --ink: #1d2b25;
  --ink-soft: #68736d;
  --ink-muted: #929b95;

  --green: #245744;
  --green-dark: #173d30;
  --green-light: #dfece3;

  --orange: #c98245;
  --orange-light: #f4e2cf;

  --border: rgba(29, 43, 37, 0.12);
  --border-dark: rgba(29, 43, 37, 0.2);

  --shadow-soft: 0 18px 50px rgba(29, 43, 37, 0.06);
  --shadow-card: 0 22px 60px rgba(29, 43, 37, 0.09);

  --serif: "DM Serif Display", Georgia, serif;
  --sans: "Manrope", Arial, sans-serif;

  --container: 1240px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;

  --transition: 0.3s ease;
}

[data-theme="dark"] {
  --bg-main: #0f1410;
  --bg-soft: #1a2420;
  --bg-card: rgba(26, 36, 32, 0.82);
  --bg-white: #161d18;
  --ink: #e4ebe6;
  --ink-soft: #9aa8a0;
  --ink-muted: #b0bbb3;
  --green: #5cb88a;
  --green-dark: #4a9a72;
  --green-light: #1e2d24;
  --orange: #e8b06a;
  --orange-light: #2e2518;
  --border: rgba(228, 235, 230, 0.08);
  --border-dark: rgba(228, 235, 230, 0.12);
  --shadow-soft: 0 18px 50px rgba(0, 0, 0, 0.3);
  --shadow-card: 0 22px 60px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] body {
  background: var(--bg-main);
}

[data-theme="dark"] .site-header {
  background: rgba(15, 20, 16, 0.78);
  border-bottom-color: rgba(228, 235, 230, 0.06);
}

[data-theme="dark"] .nav-icon:hover {
  color: var(--green);
  transform: translateY(-2px);
}

[data-theme="dark"] .primary-button {
  background: var(--green);
  color: var(--cream);
}

[data-theme="dark"] .primary-button:hover {
  background: var(--green-dark);
}

[data-theme="dark"] .cart-item {
  background: var(--bg-card);
  border-color: var(--border);
}

[data-theme="dark"] .cart-item:hover {
  border-color: var(--green);
}

[data-theme="dark"] .cart-summary {
  background: rgba(26, 36, 32, 0.88);
  border-color: rgba(228, 235, 230, 0.06);
}

[data-theme="dark"] .coupon-input-wrapper {
  background: rgba(26, 36, 32, 0.7);
  border-color: var(--border);
}

[data-theme="dark"] .coupon-input-wrapper input {
  color: var(--ink);
}

[data-theme="dark"] .quantity-control {
  background: rgba(26, 36, 32, 0.8);
  border-color: var(--border);
}

[data-theme="dark"] .trust-card {
  background: rgba(26, 36, 32, 0.55);
  border-color: var(--border);
}

[data-theme="dark"] .site-footer {
  background: #0a0f0b;
  border-top-color: var(--border);
}

/* ================= RESET ================= */

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(
      circle at 10% 15%,
      rgba(222, 237, 224, 0.65),
      transparent 28%
    ),
    radial-gradient(
      circle at 90% 70%,
      rgba(246, 226, 205, 0.42),
      transparent 30%
    ),
    var(--bg-main);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

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

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

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

.hidden {
  display: none !important;
}

/* ================= CONTAINER ================= */

.container {
  width: min(var(--container), calc(100% - 112px));
  margin-inline: auto;
}

/* ================= BACKGROUND EFFECTS ================= */

.background-orb {
  position: fixed;
  z-index: -1;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(70px);
  opacity: 0.3;
}

.orb-one {
  top: 22%;
  left: -160px;
  background: #dbeadd;
}

.orb-two {
  top: 55%;
  right: -180px;
  background: #f2ddc6;
}

.orb-three {
  bottom: -180px;
  left: 35%;
  background: #e4e5f1;
}

/* ================= HEADER ================= */

.site-header {
  position: relative;
  z-index: 100;
  height: 85px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(29, 43, 37, 0.08);
  background: rgba(247, 247, 243, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

/* ================= BRAND ================= */

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

.brand-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--green-dark);
  border-radius: 12px;
  font-size: 17px;
  transform: rotate(-3deg);
  box-shadow: 0 8px 18px rgba(23, 61, 48, 0.14);
}

.brand-name {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1;
  letter-spacing: -1px;
}

.brand-name span {
  color: var(--orange);
}

/* ================= NAVIGATION ================= */

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: auto;
  margin-right: 45px;
}

.nav-links a {
  position: relative;
  color: #6b756f;
  font-size: 13px;
  font-weight: 700;
  transition: color var(--transition);
}

.nav-links a::after {
  position: absolute;
  content: "";
  left: 0;
  right: 0;
  bottom: -15px;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-icon {
  position: relative;
  display: grid;
  place-items: center;
  color: var(--ink);
  font-size: 17px;
  transition:
    color var(--transition),
    transform var(--transition);
}

.nav-icon:hover,
.nav-icon.active {
  color: var(--green);
  transform: translateY(-2px);
}

/* Theme Toggle */
.theme-toggle {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 50%;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}

.theme-toggle:hover {
  color: var(--green);
  border-color: var(--line);
  background: var(--paper);
  transform: translateY(-2px);
}

.theme-toggle i {
  font-size: 1rem;
  transition: transform 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.theme-toggle:active i {
  transform: rotate(30deg) scale(0.85);
}

.cart-count {
  position: absolute;
  top: -13px;
  right: -12px;
  min-width: 17px;
  height: 17px;
  display: grid;
  place-items: center;
  padding: 0 4px;
  border-radius: 50%;
  color: #fff;
  background: var(--orange);
  font-size: 9px;
  font-weight: 800;
}

.menu-toggle {
  display: none;
  color: var(--ink);
  background: transparent;
  font-size: 21px;
}

/* ================= HERO ================= */

.cart-hero {
  padding: 82px 0 55px;
  text-align: center;
}

.eyebrow,
.section-label {
  display: inline-block;
  color: var(--orange);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.cart-hero h1 {
  max-width: 700px;
  margin: 18px auto 18px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(48px, 6vw, 78px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -3px;
}

.cart-hero h1 em {
  color: var(--green);
  font-style: italic;
}

.cart-hero p {
  max-width: 520px;
  margin: 0 auto;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.8;
}

/* ================= CART SECTION ================= */

.cart-section {
  padding: 0 0 95px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 700;
}

.breadcrumb a {
  color: var(--green);
  transition: color var(--transition);
}

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

.breadcrumb i {
  color: #b0b7b1;
  font-size: 9px;
}

.cart-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(340px, 0.8fr);
  align-items: start;
  gap: 34px;
}

/* ================= CART MAIN ================= */

.cart-main {
  min-width: 0;
}

.cart-heading-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.cart-heading-row h2,
.summary-header h2 {
  margin-top: 10px;
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 400;
  letter-spacing: -1px;
}

.item-count-label {
  color: var(--ink-muted);
  font-size: 13px;
  font-weight: 700;
}

/* ================= CART ITEMS ================= */

.cart-items {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.cart-item {
  position: relative;
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 18px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 10px 30px rgba(29, 43, 37, 0.035);
  animation: itemEnter 0.5s ease both;
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}

.cart-item:hover {
  border-color: rgba(36, 87, 68, 0.25);
  box-shadow: var(--shadow-soft);
  transform: translateY(-3px);
}

@keyframes itemEnter {
  from {
    opacity: 0;
    transform: translateY(15px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ================= PRODUCT COVER ================= */

.cart-product-cover {
  position: relative;
  width: 112px;
  height: 148px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 15px 10px;
  overflow: hidden;
  border-radius: 12px;
  background:
    radial-gradient(circle at 70% 15%, rgba(255, 255, 255, 0.28), transparent 25%),
    var(--cover-color, #dce9df);
  box-shadow:
    inset 0 0 0 1px rgba(29, 43, 37, 0.04),
    0 12px 25px rgba(29, 43, 37, 0.08);
  isolation: isolate;
}

.cart-product-cover::before {
  position: absolute;
  content: "";
  top: -30px;
  right: -35px;
  width: 90px;
  height: 90px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
}

.cart-product-cover::after {
  position: absolute;
  content: "";
  bottom: -35px;
  left: -20px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.cover-title {
  position: relative;
  z-index: 2;
  align-self: flex-start;
  width: 100%;
  color: var(--cover-text, #fff);
  font-family: var(--serif);
  font-size: 20px;
  line-height: 0.98;
  letter-spacing: -0.5px;
}

.cover-author {
  position: absolute;
  z-index: 3;
  bottom: 12px;
  left: 12px;
  color: var(--cover-text, #fff);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

/* ================= PRODUCT DETAILS ================= */

.cart-product-details {
  min-width: 0;
}

.product-category {
  display: block;
  margin-bottom: 9px;
  color: var(--orange);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.product-title {
  overflow: hidden;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.5px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-author {
  margin-top: 8px;
  color: var(--ink-muted);
  font-size: 12px;
}

.product-price {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 19px;
}

.current-price {
  color: var(--green);
  font-size: 17px;
  font-weight: 800;
}

.original-price {
  color: #a5aca7;
  font-size: 12px;
  text-decoration: line-through;
}

/* ================= ITEM CONTROLS ================= */

.cart-item-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: space-between;
  align-self: stretch;
  gap: 18px;
}

.remove-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #9da59f;
  background: transparent;
  font-size: 11px;
  font-weight: 700;
  transition: color var(--transition);
}

.remove-item:hover {
  color: #b65c4c;
}

.remove-item i {
  font-size: 12px;
}

.quantity-control {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  padding: 7px 9px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.8);
}

.quantity-button {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  color: var(--green);
  background: var(--green-light);
  font-size: 11px;
  transition:
    color var(--transition),
    background var(--transition),
    transform var(--transition);
}

.quantity-button:hover {
  color: #fff;
  background: var(--green);
  transform: scale(1.08);
}

.quantity-value {
  min-width: 18px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

/* ================= EMPTY CART ================= */

.empty-cart {
  padding: 75px 25px;
  border: 1px dashed rgba(36, 87, 68, 0.25);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.5);
  text-align: center;
  animation: fadeIn 0.5s ease;
}

.empty-cart-icon {
  width: 76px;
  height: 76px;
  display: grid;
  place-items: center;
  margin: 0 auto 24px;
  border-radius: 50%;
  color: var(--green);
  background: var(--green-light);
  font-size: 25px;
}

.empty-cart h2 {
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 400;
  letter-spacing: -0.7px;
}

.empty-cart p {
  margin: 12px auto 25px;
  color: var(--ink-soft);
  font-size: 13px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* ================= BUTTONS ================= */

.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 50px;
  padding: 0 23px;
  border-radius: 100px;
  color: #fff;
  background: var(--green);
  font-size: 12px;
  font-weight: 800;
  transition:
    background var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
}

.primary-button:hover {
  background: var(--green-dark);
  box-shadow: 0 12px 25px rgba(36, 87, 68, 0.18);
  transform: translateY(-3px);
}

.continue-shopping {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
  transition:
    gap var(--transition),
    color var(--transition);
}

.continue-shopping:hover {
  gap: 15px;
  color: var(--orange);
}

/* ================= SUMMARY CARD ================= */

.cart-summary {
  position: sticky;
  top: 110px;
  padding: 31px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.9),
      rgba(241, 246, 239, 0.74)
    );
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

.cart-summary::before {
  position: absolute;
  content: "";
  top: -100px;
  right: -90px;
  width: 230px;
  height: 230px;
  border: 1px solid rgba(36, 87, 68, 0.1);
  border-radius: 50%;
  pointer-events: none;
}

.cart-summary::after {
  position: absolute;
  content: "";
  right: -40px;
  bottom: -90px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(224, 237, 225, 0.5);
  pointer-events: none;
}

.summary-header,
.summary-lines,
.shipping-notice,
.coupon-section,
.summary-total,
.checkout-button,
.secure-checkout,
.payment-methods {
  position: relative;
  z-index: 1;
}

.summary-header {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.summary-header h2 {
  font-size: 32px;
}

/* ================= SUMMARY LINES ================= */

.summary-lines {
  display: flex;
  flex-direction: column;
  gap: 17px;
  padding: 25px 0;
  border-bottom: 1px solid var(--border);
}

.summary-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--ink-soft);
  font-size: 13px;
}

.summary-line strong {
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.discount-line strong {
  color: var(--orange);
}

/* ================= SHIPPING NOTICE ================= */

.shipping-notice {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  margin: 22px 0;
  padding: 13px 14px;
  border-radius: 12px;
  color: var(--green);
  background: rgba(223, 236, 227, 0.7);
}

.shipping-notice i {
  margin-top: 2px;
  font-size: 14px;
}

.shipping-notice p {
  color: var(--green);
  font-size: 11px;
  line-height: 1.6;
}

.shipping-notice strong {
  font-weight: 800;
}

/* ================= COUPON ================= */

.coupon-section {
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
}

.coupon-section label {
  display: block;
  margin-bottom: 11px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.coupon-input-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.7);
}

.coupon-input-wrapper input {
  width: 100%;
  min-width: 0;
  padding: 10px;
  border: 0;
  outline: 0;
  color: var(--ink);
  background: transparent;
  font-size: 12px;
}

.coupon-input-wrapper input::placeholder {
  color: #a4aca6;
}

.coupon-input-wrapper button {
  flex-shrink: 0;
  padding: 10px 14px;
  border-radius: 8px;
  color: #fff;
  background: var(--green);
  font-size: 11px;
  font-weight: 800;
  transition: background var(--transition);
}

.coupon-input-wrapper button:hover {
  background: var(--green-dark);
}

.coupon-message {
  min-height: 15px;
  margin-top: 8px;
  font-size: 10px;
  font-weight: 700;
}

.coupon-message.success {
  color: var(--green);
}

.coupon-message.error {
  color: #b65c4c;
}

/* ================= TOTAL ================= */

.summary-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 25px 0;
}

.summary-total span {
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.summary-total strong {
  color: var(--green);
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -1px;
}

/* ================= CHECKOUT ================= */

.checkout-button {
  width: 100%;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding: 0 21px;
  border-radius: 13px;
  color: #fff;
  background: var(--green);
  font-size: 12px;
  font-weight: 800;
  transition:
    background var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
}

.checkout-button:hover:not(:disabled) {
  background: var(--green-dark);
  box-shadow: 0 14px 30px rgba(36, 87, 68, 0.2);
  transform: translateY(-3px);
}

.checkout-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.checkout-button i {
  transition: transform var(--transition);
}

.checkout-button:hover:not(:disabled) i {
  transform: translateX(4px);
}

.secure-checkout {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 16px;
  color: var(--ink-muted);
  font-size: 10px;
  font-weight: 700;
}

.secure-checkout i {
  color: var(--green);
}

/* ================= PAYMENT METHODS ================= */

.payment-methods {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  margin-top: 27px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  color: var(--ink-muted);
  font-size: 10px;
  font-weight: 700;
}

.payment-icons {
  display: flex;
  align-items: center;
  gap: 8px;
}

.payment-icons span {
  color: var(--ink-soft);
  font-size: 21px;
}

/* ================= TRUST SECTION ================= */

.cart-trust-section {
  padding: 0 0 90px;
}

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

.trust-card {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.55);
  transition:
    background var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
}

.trust-card:hover {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-soft);
  transform: translateY(-4px);
}

.trust-icon {
  width: 43px;
  height: 43px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: 13px;
  color: var(--green);
  background: var(--green-light);
  font-size: 15px;
}

.trust-card h3 {
  margin-bottom: 5px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.trust-card p {
  color: var(--ink-muted);
  font-size: 10px;
  line-height: 1.5;
}

/* ================= FOOTER ================= */

.site-footer {
  padding: 70px 0 25px;
  border-top: 1px solid var(--border);
  background: rgba(238, 241, 235, 0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 50px;
  padding-bottom: 55px;
}

.footer-brand .brand {
  margin-bottom: 20px;
}

.footer-brand p {
  max-width: 270px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.8;
}

.footer-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 13px;
}

.footer-column h3 {
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.footer-column a,
.footer-column span {
  color: var(--ink-soft);
  font-size: 11px;
  line-height: 1.6;
  transition: color var(--transition);
}

.footer-column a:hover {
  color: var(--orange);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  color: var(--ink-muted);
  font-size: 10px;
}

/* ================= TOAST ================= */

.toast {
  position: fixed;
  z-index: 999;
  right: 28px;
  bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: calc(100% - 40px);
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  color: #fff;
  background: var(--green-dark);
  box-shadow: 0 18px 40px rgba(23, 61, 48, 0.2);
  font-size: 12px;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition:
    opacity var(--transition),
    transform var(--transition);
}

.toast i {
  color: #a9d5b5;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ================= RESPONSIVE ================= */

@media (max-width: 1100px) {
  .container {
    width: min(var(--container), calc(100% - 70px));
  }

  .nav-links {
    gap: 22px;
    margin-right: 25px;
  }

  .cart-layout {
    grid-template-columns: minmax(0, 1.3fr) minmax(310px, 0.8fr);
  }

  .cart-summary {
    padding: 25px;
  }

  .cart-item {
    grid-template-columns: 95px minmax(0, 1fr) auto;
    gap: 18px;
  }

  .cart-product-cover {
    width: 95px;
    height: 130px;
  }

  .product-title {
    font-size: 22px;
  }

  .footer-grid {
    gap: 30px;
  }
}

@media (max-width: 850px) {
  .site-header {
    height: 75px;
  }

  .container {
    width: min(var(--container), calc(100% - 40px));
  }

  .nav-links {
    position: absolute;
    top: 75px;
    left: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-card);
    backdrop-filter: blur(20px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition:
      opacity var(--transition),
      visibility var(--transition),
      transform var(--transition);
  }

  .nav-links.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-links a {
    padding: 14px;
    border-radius: 10px;
  }

  .nav-links a:hover,
  .nav-links a.active {
    background: var(--green-light);
  }

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

  .menu-toggle {
    display: block;
  }

  .cart-layout {
    grid-template-columns: 1fr;
  }

  .cart-summary {
    position: static;
  }

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
}

@media (max-width: 560px) {
  .container {
    width: calc(100% - 30px);
  }

  .brand-name {
    font-size: 25px;
  }

  .brand-icon {
    width: 35px;
    height: 35px;
  }

  .nav-actions {
    gap: 17px;
  }

  .nav-icon {
    font-size: 16px;
  }

  .cart-hero {
    padding: 60px 0 42px;
    text-align: left;
  }

  .cart-hero h1 {
    margin-top: 15px;
    font-size: 51px;
    letter-spacing: -2px;
  }

  .cart-hero p {
    margin-left: 0;
    font-size: 13px;
  }

  .breadcrumb {
    margin-bottom: 22px;
  }

  .cart-heading-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .cart-heading-row h2,
  .summary-header h2 {
    font-size: 30px;
  }

  .cart-item {
    grid-template-columns: 80px minmax(0, 1fr);
    align-items: start;
    gap: 15px;
    padding: 13px;
  }

  .cart-product-cover {
    width: 80px;
    height: 112px;
    padding: 10px 8px;
  }

  .cover-title {
    font-size: 16px;
  }

  .cover-author {
    bottom: 9px;
    left: 9px;
    font-size: 6px;
  }

  .cart-product-details {
    padding-top: 3px;
  }

  .product-category {
    font-size: 8px;
  }

  .product-title {
    font-size: 20px;
    white-space: normal;
  }

  .product-author {
    font-size: 11px;
  }

  .product-price {
    margin-top: 13px;
  }

  .cart-item-actions {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    align-self: auto;
    padding-top: 11px;
    border-top: 1px solid var(--border);
  }

  .remove-item {
    order: 2;
  }

  .quantity-control {
    order: 1;
  }

  .cart-summary {
    padding: 23px 18px;
    border-radius: 21px;
  }

  .summary-total strong {
    font-size: 29px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px 20px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 9px;
  }

  .toast {
    right: 15px;
    bottom: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}