/* ==========================================================================
    GENERIC (Resets, Custom Scrollbars, Selection)
   ========================================================================== */
    html {
      scroll-behavior: smooth;
      box-sizing: border-box;
    }

    *,
    *::before,
    *::after {
      box-sizing: inherit;
    }

    body {
      font-family: "Inter", system-ui, -apple-system, sans-serif;
      font-size: var(--text-base);
      font-weight: var(--fw-normal);
      line-height: 1.6;
      background: var(--c-ivory);
      color: var(--c-ink);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      font-feature-settings: "ss01", "cv11";
      overflow-x: hidden;
    }

    ::selection {
      background: var(--c-forest);
      color: var(--c-ivory);
    }

    /* Grain overlay */
    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: 1;
      opacity: 0.035;
      mix-blend-mode: multiply;
      background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
    }

    /* ==========================================================================
   LAYER 3: BASE ELEMENTS (Semantic Typographic Mappings)
   ========================================================================== */
    h1,
    .h1 {
      font-size: var(--text-4xl);
      font-weight: var(--fw-bold);
      line-height: 1.15;
      letter-spacing: -0.02em;
    }

    h2,
    .h2 {
      font-size: var(--text-3xl);
      font-weight: var(--fw-bold);
      line-height: 1.2;
      letter-spacing: -0.015em;
    }

    h3,
    .h3 {
      font-size: var(--text-2xl);
      font-weight: var(--fw-semibold);
      line-height: 1.25;
      letter-spacing: -0.01em;
    }

    h4,
    .h4 {
      font-size: var(--text-xl);
      font-weight: var(--fw-semibold);
      line-height: 1.3;
    }

    h5,
    .h5 {
      font-size: var(--text-lg);
      font-weight: var(--fw-medium);
      line-height: 1.4;
    }

    h6,
    .h6 {
      font-size: var(--text-md);
      font-weight: var(--fw-medium);
      line-height: 1.4;
    }

    /* Font helper integrations */
    .font-display {
      font-family: "Fraunces", serif;
      font-optical-sizing: auto;
      letter-spacing: -0.02em;
    }

    .font-serif {
      font-family: "DM Serif Display", serif;
    }

    /* Accessible global Focus Rings */
    :focus-visible {
      outline: 2.5px solid var(--c-forest);
      outline-offset: 3px;
      border-radius: var(--r-sm);
    }

    /* ==========================================================================
   LAYER 4: COMPONENTS
   ========================================================================== */

    /* --- Dynamic Cursors --- */
    .cursor-dot {
      position: fixed;
      top: 0;
      left: 0;
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--c-terra);
      pointer-events: none;
      z-index: 9999;
      transform: translate(-50%, -50%);
      transition:
        transform var(--transition-fast),
        width 0.3s,
        height 0.3s,
        background 0.3s;
      mix-blend-mode: multiply;
    }

    .cursor-ring {
      position: fixed;
      top: 0;
      left: 0;
      width: 38px;
      height: 38px;
      border: 1px solid rgba(14, 59, 46, 0.35);
      border-radius: 999px;
      pointer-events: none;
      z-index: 9998;
      transform: translate(-50%, -50%);
      transition:
        transform var(--transition-slow),
        width 0.3s,
        height 0.3s,
        border-color 0.3s;
    }

    @media (hover: none) {

      .cursor-dot,
      .cursor-ring {
        display: none;
      }
    }

    /* --- Reveal animations --- */
    .reveal {
      opacity: 0;
      transform: translateY(28px);
      transition:
        opacity var(--transition-slow),
        transform var(--transition-slow);
    }

    .reveal.in {
      opacity: 1;
      transform: none;
    }

    .reveal-stagger>* {
      opacity: 0;
      transform: translateY(20px);
      transition:
        opacity var(--transition-slow),
        transform var(--transition-slow);
    }

    .reveal-stagger.in>* {
      opacity: 1;
      transform: none;
    }

    .reveal-stagger.in>*:nth-child(1) {
      transition-delay: 0.05s;
    }

    .reveal-stagger.in>*:nth-child(2) {
      transition-delay: 0.12s;
    }

    .reveal-stagger.in>*:nth-child(3) {
      transition-delay: 0.19s;
    }

    .reveal-stagger.in>*:nth-child(4) {
      transition-delay: 0.26s;
    }

    .reveal-stagger.in>*:nth-child(5) {
      transition-delay: 0.33s;
    }

    .reveal-stagger.in>*:nth-child(6) {
      transition-delay: 0.40s;
    }

    /* --- Marquee banner --- */
    .marquee {
      display: flex;
      gap: var(--space-2xl);
      animation: mq 40s linear infinite;
      width: max-content;
    }

    .marquee-slow {
      animation-duration: 60s;
    }

    @keyframes mq {
      from {
        transform: translateX(0);
      }

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

    /* --- Text Link Underline --- */
    .ulink {
      position: relative;
      display: inline-block;
    }

    .ulink::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: -2px;
      height: 1px;
      background: currentColor;
      transform: scaleX(0);
      transform-origin: right;
      transition: transform var(--transition-normal);
    }

    .ulink:hover::after {
      transform: scaleX(1);
      transform-origin: left;
    }

    /* --- Premium Buttons --- */
    .btn-primary {
      position: relative;
      display: inline-flex;
      align-items: center;
      gap: var(--space-sm);
      padding: var(--space-md) var(--space-lg);
      border-radius: 999px;
      background: var(--c-forest);
      color: var(--c-ivory);
      font-weight: var(--fw-medium);
      letter-spacing: 0.01em;
      overflow: hidden;
      isolation: isolate;
      border: 1px solid transparent;
      transition:
        transform var(--transition-normal),
        box-shadow var(--transition-normal);
      box-shadow: var(--shadow-md);
    }

    .btn-primary::before {
      content: "";
      position: absolute;
      inset: 0;
      background: var(--c-terra-2);
      /* Using slightly deeper dark terra behind white text */
      transform: translateY(101%);
      transition: transform 0.5s var(--ease);
      z-index: -1;
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-lg);
    }

    .btn-primary:hover::before {
      transform: translateY(0);
    }

    .btn-primary .arr {
      transition: transform var(--transition-normal);
    }

    .btn-primary:hover .arr {
      transform: translate(4px, -4px);
    }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: var(--space-sm);
      padding: var(--space-md) var(--space-lg);
      border-radius: 999px;
      border: 1px solid var(--c-line);
      color: var(--c-ink);
      transition:
        background 0.3s,
        color 0.3s,
        border-color 0.3s;
    }

    .btn-ghost:hover {
      background: var(--c-ink);
      color: var(--c-ivory);
      border-color: var(--c-ink);
    }

    /* --- Card Hover lift animations --- */
    .lift {
      transition:
        transform var(--transition-normal),
        box-shadow var(--transition-normal);
    }

    .lift:hover .zoom {
      box-shadow: var(--shadow-lg);
      transform: translateY(-6px);
      transition: all 0.4s ease-in-out;
    }

    /* --- Image Zoom --- */
    .zoom {
      overflow: hidden;
      transition: all 0.4s ease-in-out;
    }

    .zoom img {
      transition: transform 1.1s var(--ease-out);
    }

    .zoom:hover img {
      transform: scale(1.08);
    }

    /* --- Ornamental Pill Chip --- */
    .chip {
      display: inline-flex;
      width: max-content;
      align-items: center;
      gap: var(--space-xs);
      padding: var(--space-xs) var(--space-md);
      border-radius: 999px;
      background: rgba(14, 59, 46, 0.07);
      color: var(--c-forest);
      font-size: var(--text-xs);
      font-weight: var(--fw-medium);
      letter-spacing: 0.02em;
    }

    .chip .dot {
      width: 6px;
      height: 6px;
      border-radius: 999px;
      background: var(--c-terra-text);
      /* Meets text-level contrast guidelines */
    }

    /* --- Decorative Section Ornaments --- */
    .ornament {
      display: inline-flex;
      align-items: center;
      gap: var(--space-md);
      color: var(--c-mute);
      font-size: var(--text-xs);
      letter-spacing: 0.3em;
      text-transform: uppercase;
    }

    .ornament::before,
    .ornament::after {
      content: "";
      width: 32px;
      height: 1px;
      background: currentColor;
      opacity: 0.5;
    }

    /* --- Semantic Accordion Component --- */
    .acc-item {
      border-top: 1px solid var(--c-line);
    }

    .acc-item:last-child {
      border-bottom: 1px solid var(--c-line);
    }

    .acc-btn {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: var(--space-lg) 0;
      text-align: left;
      gap: var(--space-xl);
      background: transparent;
      border: none;
      cursor: pointer;
      color: inherit;
      font: inherit;
    }

    .acc-plus {
      flex: none;
      width: 28px;
      height: 28px;
      border-radius: 999px;
      border: 1px solid var(--c-line);
      display: flex;
      justify-content: center;
      align-items: center;
      transition:
        transform var(--transition-normal),
        background 0.3s,
        color 0.3s,
        border-color 0.3s;
    }

    .acc-item.open .acc-plus {
      transform: rotate(45deg);
      background: var(--c-forest);
      color: var(--c-ivory);
      border-color: var(--c-forest);
    }

    .acc-body {
      display: grid;
      grid-template-rows: 0fr;
      transition: grid-template-rows 0.5s var(--ease);
    }

    .acc-item.open .acc-body {
      grid-template-rows: 1fr;
    }

    .acc-body>div {
      overflow: hidden;
    }

    .acc-body-inner {
      padding: 0 0 var(--space-lg);
      color: var(--c-mute);
      max-width: 62ch;
      font-size: var(--text-base);
    }

    /* --- Multi-item Carousel/Slider --- */
    .slider {
      display: flex;
      gap: var(--space-lg);
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      scroll-behavior: smooth;
      padding-bottom: var(--space-md);
      -webkit-overflow-scrolling: touch;
    }

    .slider::-webkit-scrollbar {
      display: none;
    }

    .slide {
      scroll-snap-align: start;
      flex: 0 0 auto;
    }

    /* --- Scrolling Timeline --- */
    .tl-track {
      display: flex;
      gap: var(--space-md);
      overflow-x: auto;
      padding: var(--space-xl) var(--space-xs);
      scroll-snap-type: x mandatory;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
    }

    .tl-track::-webkit-scrollbar {
      display: none;
    }

    .tl-card {
      flex: 0 0 320px;
      scroll-snap-align: start;
    }

    /* --- Number Ticker --- */
    .ticker {
      font-variant-numeric: tabular-nums;
    }

    /* --- Parallax layer optimization --- */
    .parallax-layer {
      will-change: transform;
    }

    /* --- Spinning Globe/Compass --- */
    .compass {
      animation: spin 40s linear infinite;
      transform-origin: center;
    }

    @keyframes spin {
      to {
        transform: rotate(360deg);
      }
    }

    /* --- Dynamic Pulse Location dot --- */
    .map-dot {
      position: absolute;
      width: 14px;
      height: 14px;
      border-radius: 999px;
      background: var(--c-terra-text);
      box-shadow: 0 0 0 6px rgba(198, 93, 59, 0.25);
    }

    .map-dot::after {
      content: "";
      position: absolute;
      inset: -6px;
      border-radius: 999px;
      border: 1px solid var(--c-terra-text);
      animation: pulse 2.2s ease-out infinite;
    }

    @keyframes pulse {
      0% {
        transform: scale(0.6);
        opacity: 0.9;
      }

      100% {
        transform: scale(2.4);
        opacity: 0;
      }
    }

    /* --- Price Card highlight layout --- */
    .price-highlight {
      background: linear-gradient(180deg, var(--c-forest) 0%, var(--c-forest-2) 100%);
      color: var(--c-ivory);
    }

    /* --- Floating Form Input Styles --- */
    .field {
      position: relative;
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      padding: var(--space-lg) var(--space-md) var(--space-sm);
      border: 1px solid var(--c-line);
      border-radius: var(--r-md);
      background: transparent;
      font: inherit;
      font-size: var(--text-base);
      transition:
        border-color 0.3s,
        background 0.3s;
    }

    .field label {
      position: absolute;
      left: var(--space-md);
      top: var(--space-md);
      font-size: var(--text-base);
      color: var(--c-mute);
      background: transparent;
      pointer-events: none;
      transition:
        transform var(--transition-normal),
        color 0.3s,
        background 0.3s;
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      outline: none;
      border-color: var(--c-forest);
      background: #ffffff;
    }

    .field input:focus+label,
    .field input:not(:placeholder-shown)+label,
    .field textarea:focus+label,
    .field textarea:not(:placeholder-shown)+label {
      transform: translateY(-0.75rem) scale(0.82);
      color: var(--c-forest);
      background: var(--c-ivory);
      padding: 0 var(--space-xs);
    }

    .field input:focus+label{
      background: transparent;
    }

    /* --- Co-creation Split Slider --- */
    .split-container {
      position: relative;
      width: 100%;
      height: 480px;
      border-radius: var(--r-xl);
      overflow: hidden;
      border: 1px solid var(--c-line);
      box-shadow: var(--shadow-lg);
    }

    .split-panel {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      box-sizing: border-box;
    }

    .panel-ai {
      background: #ece5da;
      color: var(--c-ink);
      z-index: 1;
    }

    .panel-human {
      background: var(--c-forest);
      color: var(--c-ivory);
      z-index: 2;
      width: 50%;
      overflow: hidden;
    }

    .split-handle {
      position: absolute;
      top: 0;
      bottom: 0;
      width: 3px;
      background: var(--c-terra-text);
      left: 50%;
      z-index: 10;
      cursor: ew-resize;
      transform: translateX(-50%);
    }

    .split-button {
      position: absolute;
      top: 50%;
      left: 50%;
      width: 44px;
      height: 44px;
      border-radius: 999px;
      background: var(--c-terra-text);
      color: #ffffff;
      display: grid;
      place-items: center;
      transform: translate(-50%, -50%);
      z-index: 11;
      cursor: ew-resize;
      box-shadow: var(--shadow-md);
      pointer-events: none;
    }

    /* ==========================================================================
   LAYER 5: UTILITY CLASSES
   ========================================================================== */

    /* Page responsive wrapper */
    .container-x {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      padding-left: var(--space-lg);
      padding-right: var(--space-lg);
    }

    @media (min-width: 768px) {
      .container-x {
        padding-left: var(--space-xl);
        padding-right: var(--space-xl);
      }
    }

    /* Responsive Sticky Nav Blur */
    .nav-scrolled {
      background: rgba(251, 247, 240, 0.85);
      backdrop-filter: saturate(140%) blur(14px);
      -webkit-backdrop-filter: saturate(140%) blur(14px);
      border-bottom: 1px solid var(--c-line);
    }

    /* Text balance layout */
    .balance {
      text-wrap: balance;
    }

    /* Scrollbar concealment utility */
    .no-sb {
      scrollbar-width: none;
    }

    .no-sb::-webkit-scrollbar {
      display: none;
    }

    /* Layout Utilities to bolster structural reuse */
    .flex-center {
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .grid-auto-fit {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
      gap: var(--space-lg);
    }

    /* ==========================================================================
   ACCESSIBILITY: REDUCED MOTION OVERRIDES
   ========================================================================== */
    @media (prefers-reduced-motion: reduce) {

      *,
      *::before,
      *::after {
        animation-delay: -1ms !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        background-attachment: initial !important;
        scroll-behavior: auto !important;
        transition-duration: 0s !important;
        transition-delay: 0s !important;
      }
    }