:root {
  --ink: #18202f;
  --muted: #667085;
  --paper: #fffaf1;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --line: rgba(24, 32, 47, 0.12);
  --accent: #ec6f3c;
  --accent-dark: #c84f26;
  --teal: #1c7c76;
  --shadow: 0 30px 90px rgba(31, 41, 55, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: "Space Grotesk", "Avenir Next", "Trebuchet MS", sans-serif;
  background:
    radial-gradient(circle at 12% 18%, rgba(236, 111, 60, 0.22), transparent 28rem),
    radial-gradient(circle at 82% 8%, rgba(28, 124, 118, 0.2), transparent 26rem),
    linear-gradient(135deg, #fff7e7 0%, #f7efe4 42%, #e8f1ed 100%);
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(24, 32, 47, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 32, 47, 0.04) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

button,
input,
a {
  font: inherit;
}

button,
a {
  cursor: pointer;
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  place-items: center;
  padding: 32px 0;
}

.hero-card,
.workspace {
  width: 100%;
  animation: lift-in 520ms ease both;
}

.hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 28px;
  align-items: center;
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 36px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(255, 246, 229, 0.9));
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.login-card h1,
.sidebar h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 5.8rem);
  line-height: 0.92;
  letter-spacing: -0.08em;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.muted,
.hint,
.empty {
  color: var(--muted);
  line-height: 1.6;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  box-shadow: 0 18px 60px rgba(31, 41, 55, 0.12);
  backdrop-filter: blur(20px);
}

.login-form {
  display: grid;
  gap: 18px;
  padding: 28px;
}

label span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.84rem;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 15px 16px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.84);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

input:focus {
  border-color: rgba(236, 111, 60, 0.6);
  box-shadow: 0 0 0 5px rgba(236, 111, 60, 0.12);
}

.primary,
.secondary,
.ghost,
.google-button,
.upload-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  padding: 0 18px;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.primary,
.upload-button {
  color: white;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  box-shadow: 0 14px 28px rgba(200, 79, 38, 0.24);
}

.secondary {
  color: white;
  background: var(--teal);
}

.ghost,
.google-button {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.primary:hover,
.secondary:hover,
.ghost:hover,
.google-button:hover,
.upload-button:hover {
  transform: translateY(-1px);
}

.message {
  margin: 0;
  border-radius: 16px;
  padding: 12px 14px;
  color: #20524f;
  background: rgba(28, 124, 118, 0.12);
}

.message.error {
  color: #9f2c1d;
  background: rgba(236, 111, 60, 0.14);
}

.workspace {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.sidebar {
  position: sticky;
  top: 32px;
  padding: 28px;
}

.sidebar h1 {
  font-size: clamp(3rem, 7vw, 5rem);
}

.user-pill {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.58);
}

.manager {
  padding: 24px;
}

.manager-top {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  justify-content: space-between;
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.crumbs button {
  border: 0;
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.7);
}

.upload-button input {
  display: none;
}

.create-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  margin: 22px 0;
}

.drop-zone {
  display: grid;
  place-items: center;
  min-height: 132px;
  margin-bottom: 18px;
  border: 1px dashed rgba(28, 124, 118, 0.45);
  border-radius: 24px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.44);
  transition: transform 180ms ease, background 180ms ease;
}

.drop-zone strong {
  color: var(--ink);
}

.drop-zone.is-over {
  transform: scale(0.99);
  background: rgba(28, 124, 118, 0.12);
}

.file-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.entry {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) auto auto;
  gap: 14px;
  align-items: center;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 14px;
  color: var(--ink);
  text-align: left;
  background: var(--panel-strong);
}

.entry.directory {
  grid-template-columns: 62px minmax(0, 1fr);
}

.entry strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.entry small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.entry-icon {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border-radius: 18px;
  color: white;
  font-size: 0.74rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--teal), #0e4f4b);
}

.file .entry-icon {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
}

@keyframes lift-in {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 820px) {
  .hero-card,
  .workspace {
    grid-template-columns: 1fr;
  }

  .hero-card {
    padding: 24px;
  }

  .sidebar {
    position: static;
  }

  .manager-top,
  .create-row {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .entry,
  .entry.directory {
    grid-template-columns: 52px minmax(0, 1fr);
  }

  .entry .ghost,
  .entry .secondary {
    grid-column: 1 / -1;
  }
}