:root {
  --black: #0A0A0A;
  --dark: #1A1A1A;
  --charcoal: #2D2D2D;
  --gray-700: #444444;
  --gray-500: #7A7A7A;
  --gray-400: #999999;
  --gray-300: #BBBBBB;
  --gray-200: #D8D8D8;
  --gray-100: #EEEEEE;
  --gray-50: #F6F6F6;
  --white: #FFFFFF;
  --warm: #E8DDD3;
  --accent: #C8B8A4;
  --surface: #FAFAF8;
}

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

* {
  font-family: 'SUIT Variable', 'SUIT', -apple-system, BlinkMacSystemFont, system-ui, sans-serif !important;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background-color: var(--surface);
  color: var(--dark);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
}

/* --- Noise Grain Overlay --- */
.noise {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* --- Page --- */
.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===========================
   HEADER
   =========================== */
.header {
  padding: 48px 0 56px;
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 48px;
}

.logo {
  height: 30px;
  width: auto;
  object-fit: contain;
  opacity: 0.85;
  transition: opacity 0.3s ease;
}

.logo:hover {
  opacity: 1;
}

.header-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-400);
  border: 1px solid var(--gray-200);
  padding: 6px 14px;
  border-radius: 100px;
}

.header-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
}

.header-title {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.04em;
  color: var(--black);
  animation: titleReveal 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes titleReveal {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.header-desc {
  font-size: 13px;
  font-weight: 400;
  color: var(--gray-400);
  line-height: 1.7;
  letter-spacing: -0.01em;
  text-align: right;
  padding-bottom: 8px;
  animation: fadeUp 0.8s 0.15s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===========================
   GRID — Two Columns
   =========================== */
.grid {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
  padding-bottom: 72px;
  animation: fadeUp 0.8s 0.3s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ===========================
   CARD
   =========================== */
.card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  animation: cardEnter 0.7s calc(var(--delay) * 0.12s + 0.4s) cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes cardEnter {
  from {
    opacity: 0;
    transform: translateY(32px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.07),
              0 4px 12px rgba(0, 0, 0, 0.04);
}

/* --- Card Head --- */
.card-head {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 32px 32px 28px;
  border-bottom: 1px solid var(--gray-100);
  position: relative;
}

.card-number {
  font-size: 48px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--gray-100);
  flex-shrink: 0;
  transition: color 0.4s ease;
  user-select: none;
}

.card:hover .card-number {
  color: var(--warm);
}

.card-label {
  padding-top: 8px;
}

.card-label h2 {
  font-size: 17px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.03em;
  line-height: 1.3;
}

.card-label p {
  font-size: 11px;
  font-weight: 500;
  color: var(--gray-300);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
}

/* ===========================
   FILE LIST
   =========================== */
.file-list {
  list-style: none;
  padding: 8px 16px;
}

.file-row {
  animation: rowSlide 0.5s calc(var(--i) * 0.04s + var(--delay) * 0.12s + 0.55s) cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes rowSlide {
  from {
    opacity: 0;
    transform: translateX(-12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.file-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  position: relative;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.file-link:hover {
  background: var(--gray-50);
  padding-left: 20px;
}

.file-link:active {
  transform: scale(0.99);
}

/* Dot indicator */
.file-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gray-200);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.file-link:hover .file-dot {
  background: var(--dark);
  box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.08);
}

/* File name */
.file-name {
  font-size: 14px;
  font-weight: 550;
  color: var(--charcoal);
  letter-spacing: -0.015em;
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.2s ease;
}

.file-link:hover .file-name {
  color: var(--black);
}

/* File type badge */
.file-type {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--gray-400);
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  padding: 3px 8px;
  border-radius: 5px;
  flex-shrink: 0;
  transition: all 0.25s ease;
}

.file-link:hover .file-type {
  background: var(--dark);
  border-color: var(--dark);
  color: var(--white);
}

/* Arrow */
.file-arrow {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  opacity: 0;
  transform: translate(-8px, -4px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.file-arrow i {
  font-size: 14px;
  color: var(--gray-500);
}

.file-link:hover .file-arrow {
  opacity: 1;
  transform: translate(0, 0);
}

/* Separator — use pseudo-element so all rows share the same box */
.file-row + .file-row .file-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 1px;
  background: var(--gray-100);
  transition: opacity 0.2s ease;
}

.file-row + .file-row .file-link:hover::before {
  opacity: 0;
}

/* hide separator of the row right after a hovered row */
.file-row:has(.file-link:hover) + .file-row .file-link::before {
  opacity: 0;
}

/* --- Card Foot --- */
.card-foot {
  padding: 16px 32px;
  border-top: 1px solid var(--gray-100);
  display: flex;
  justify-content: flex-end;
}

.card-foot span {
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-300);
  letter-spacing: 0.04em;
}

/* ===========================
   FOOTER
   =========================== */
.footer {
  padding: 0 0 40px;
}

.footer-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-200), transparent);
  margin-bottom: 24px;
}

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

.footer-copy {
  font-size: 11px;
  color: var(--gray-300);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.footer-year {
  font-size: 11px;
  color: var(--gray-200);
  font-weight: 700;
  letter-spacing: 0.1em;
}

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

/* Tablet */
@media (max-width: 900px) {
  .page {
    padding: 0 28px;
  }

  .header-title {
    font-size: clamp(36px, 5.5vw, 52px);
  }

  .card-head {
    padding: 28px 28px 24px;
  }

  .card-number {
    font-size: 40px;
  }

  .grid {
    gap: 20px;
  }
}

/* Mobile — Stack */
@media (max-width: 720px) {
  .page {
    padding: 0 20px;
  }

  .header {
    padding: 36px 0 40px;
  }

  .header-top {
    margin-bottom: 36px;
  }

  .header-badge {
    display: none;
  }

  .header-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .header-desc {
    text-align: left;
  }

  .header-title {
    font-size: 44px;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .card {
    border-radius: 16px;
  }

  .card-head {
    padding: 24px 24px 20px;
    gap: 16px;
  }

  .card-number {
    font-size: 36px;
  }

  .card-label h2 {
    font-size: 15px;
  }

  .file-list {
    padding: 4px 10px;
  }

  .file-link {
    padding: 12px 12px;
    gap: 10px;
  }

  .file-name {
    font-size: 13px;
  }

  .file-row + .file-row .file-link::before {
    left: 12px;
    right: 12px;
  }

  .card-foot {
    padding: 14px 24px;
  }
}

/* Small mobile */
@media (max-width: 400px) {
  .page {
    padding: 0 16px;
  }

  .header-title {
    font-size: 36px;
  }

  .card-head {
    padding: 20px 20px 18px;
  }

  .card-number {
    font-size: 30px;
  }

  .file-link {
    padding: 10px 8px;
  }

  .file-arrow {
    display: none;
  }
}