/* ============================================================
   DMProject.css — Project Detail Page
   ============================================================ */

/* ── Hero ─────────────────────────────────────────────────── */
.dm-project-hero {
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
  position: relative;
  overflow: hidden;
  padding-bottom: var(--dm-space-3xl);
}

.dm-project-hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform-origin: center;
  transition: transform 0.8s var(--dm-ease);
}
.dm-project-hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(8,8,16,0.3) 0%, rgba(8,8,16,0.95) 100%);
}

.dm-project-hero__content {
  position: relative;
  z-index: 1;
  padding-top: calc(var(--dm-header-h) + var(--dm-space-3xl));
}

.dm-project-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--dm-space-sm);
  font-size: var(--dm-fs-xs);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--dm-accent-2);
  margin-bottom: var(--dm-space-md);
}

.dm-project-hero__title {
  font-size: var(--dm-fs-hero);
  font-weight: 900;
  letter-spacing: -3px;
  line-height: 1;
  margin-bottom: var(--dm-space-lg);
  color: #fff;
}

.dm-project-hero__desc {
  font-size: var(--dm-fs-md);
  color: rgba(255,255,255,0.65);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: var(--dm-space-xl);
}

.dm-project-hero__actions {
  display: flex;
  align-items: center;
  gap: var(--dm-space-md);
  flex-wrap: wrap;
}

/* ── PIN Modal ───────────────────────────────────────────── */
.dm-pin-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 5000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--dm-space-lg);
}

.dm-pin-modal {
  background: var(--dm-card);
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius-xl);
  padding: var(--dm-space-2xl);
  width: 100%;
  max-width: 420px;
  text-align: center;
  position: relative;
  overflow: hidden;
  animation: dmPinIn 0.5s var(--dm-ease-spring) forwards;
}

@keyframes dmPinIn {
  from { opacity: 0; transform: scale(0.85) translateY(20px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.dm-pin-modal::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--dm-grad-1);
}

.dm-pin-modal__icon {
  width: 64px;
  height: 64px;
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--dm-space-lg);
}

.dm-pin-modal__title {
  font-size: var(--dm-fs-xl);
  font-weight: 700;
  margin-bottom: var(--dm-space-sm);
}

.dm-pin-modal__subtitle {
  font-size: var(--dm-fs-sm);
  color: var(--dm-text-2);
  margin-bottom: var(--dm-space-xl);
}

/* PIN Input dots */
.dm-pin-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: var(--dm-space-lg);
}

.dm-pin-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--dm-border-2);
  border: 2px solid var(--dm-border-2);
  transition: all var(--dm-dur-fast) var(--dm-ease-spring);
}
.dm-pin-dot.filled {
  background: var(--dm-accent);
  border-color: var(--dm-accent);
  transform: scale(1.2);
}
.dm-pin-dot.error {
  background: #ef4444;
  border-color: #ef4444;
  animation: dmPinShake 0.4s ease;
}

@keyframes dmPinShake {
  0%,100% { transform: translateX(0); }
  20%     { transform: translateX(-8px); }
  40%     { transform: translateX(8px); }
  60%     { transform: translateX(-5px); }
  80%     { transform: translateX(5px); }
}

/* PIN Keypad */
.dm-pin-keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--dm-space-sm);
  margin-bottom: var(--dm-space-md);
}

.dm-pin-key {
  height: 60px;
  background: var(--dm-surface);
  border: 1px solid var(--dm-border-2);
  border-radius: var(--dm-radius-md);
  font-size: var(--dm-fs-xl);
  font-weight: 600;
  color: var(--dm-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dm-dur-fast) var(--dm-ease-spring);
  user-select: none;
}
.dm-pin-key:hover {
  background: rgba(124,58,237,0.1);
  border-color: var(--dm-accent);
  transform: scale(1.05);
}
.dm-pin-key:active { transform: scale(0.95); }
.dm-pin-key.dm-pin-key--del {
  font-size: var(--dm-fs-sm);
  color: var(--dm-text-3);
}
.dm-pin-key.dm-pin-key--enter {
  background: var(--dm-grad-1);
  color: #fff;
  border-color: transparent;
  font-size: var(--dm-fs-sm);
  font-weight: 700;
}
.dm-pin-key.dm-pin-key--enter:hover { opacity: 0.9; transform: scale(1.02); }

.dm-pin-error-msg {
  font-size: var(--dm-fs-xs);
  color: #ef4444;
  height: 16px;
  transition: opacity var(--dm-dur-fast);
}

/* ── File Browser ────────────────────────────────────────── */
.dm-browser {
  background: var(--dm-card);
  border: 1px solid var(--dm-border-2);
  border-radius: var(--dm-radius-xl);
  overflow: hidden;
}

.dm-browser__toolbar {
  padding: var(--dm-space-md) var(--dm-space-lg);
  border-bottom: 1px solid var(--dm-border-2);
  display: flex;
  align-items: center;
  gap: var(--dm-space-sm);
  background: var(--dm-surface);
  flex-wrap: wrap;
}

.dm-breadcrumb {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--dm-fs-sm);
  flex: 1;
}
.dm-breadcrumb__item {
  color: var(--dm-text-2);
  cursor: pointer;
  transition: color var(--dm-dur-fast);
  padding: 2px 4px;
  border-radius: 4px;
}
.dm-breadcrumb__item:hover { color: var(--dm-accent-2); }
.dm-breadcrumb__item.active { color: var(--dm-text); font-weight: 600; cursor: default; }
.dm-breadcrumb__sep { color: var(--dm-text-3); }

.dm-browser__view-toggle {
  display: flex;
  gap: 4px;
}
.dm-view-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--dm-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--dm-text-3);
  transition: all var(--dm-dur-fast);
  background: none;
}
.dm-view-btn.active, .dm-view-btn:hover {
  background: rgba(124,58,237,0.1);
  color: var(--dm-accent-2);
}

/* ── File List (Grid) ────────────────────────────────────── */
.dm-file-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--dm-space-md);
  padding: var(--dm-space-lg);
}

.dm-file-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--dm-space-sm);
  padding: var(--dm-space-md);
  border-radius: var(--dm-radius-lg);
  cursor: pointer;
  transition: all var(--dm-dur-fast) var(--dm-ease);
  text-align: center;
  border: 1px solid transparent;
}
.dm-file-item:hover {
  background: var(--dm-card-hover);
  border-color: var(--dm-border-2);
  transform: translateY(-2px);
}

.dm-file-item__icon {
  width: 72px;
  height: 72px;
  border-radius: var(--dm-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--dm-surface);
  border: 1px solid var(--dm-border-2);
  flex-shrink: 0;
}
.dm-file-item__icon img {
  width: 100%; height: 100%; object-fit: cover;
}

.dm-file-item__name {
  font-size: var(--dm-fs-xs);
  font-weight: 500;
  color: var(--dm-text);
  word-break: break-all;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.dm-file-item__size {
  font-size: 10px;
  color: var(--dm-text-3);
}

/* ── File List (Row) ─────────────────────────────────────── */
.dm-file-list {
  padding: var(--dm-space-md);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dm-file-row {
  display: grid;
  grid-template-columns: 40px 1fr 100px 120px 80px;
  align-items: center;
  gap: var(--dm-space-md);
  padding: 10px var(--dm-space-md);
  border-radius: var(--dm-radius-md);
  cursor: pointer;
  transition: background var(--dm-dur-fast);
}
.dm-file-row:hover { background: var(--dm-card-hover); }
.dm-file-row__icon { display: flex; justify-content: center; }
.dm-file-row__name { font-size: var(--dm-fs-sm); font-weight: 500; }
.dm-file-row__type { font-size: var(--dm-fs-xs); color: var(--dm-text-3); }
.dm-file-row__size { font-size: var(--dm-fs-xs); color: var(--dm-text-3); }
.dm-file-row__actions { display: flex; gap: 4px; justify-content: flex-end; }

/* ── Media Viewer ────────────────────────────────────────── */
.dm-viewer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  z-index: 8000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--dm-space-xl);
  animation: dmFadeIn 0.3s ease;
}
@keyframes dmFadeIn { from { opacity: 0; } to { opacity: 1; } }

.dm-viewer__content {
  max-width: 1200px;
  max-height: 90vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--dm-space-md);
}

.dm-viewer__close {
  position: absolute;
  top: var(--dm-space-xl);
  right: var(--dm-space-xl);
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--dm-dur-fast);
  color: #fff;
  z-index: 1;
}
.dm-viewer__close:hover { background: rgba(255,255,255,0.2); }

.dm-viewer video { width: 100%; max-height: 80vh; border-radius: var(--dm-radius-lg); }
.dm-viewer img   { max-height: 80vh; object-fit: contain; margin: auto; border-radius: var(--dm-radius-md); }

/* ── File Type Colors ────────────────────────────────────── */
.dm-icon-video     { color: #a78bfa; }
.dm-icon-image     { color: #34d399; }
.dm-icon-audio     { color: #f59e0b; }
.dm-icon-pdf       { color: #f87171; }
.dm-icon-document  { color: #60a5fa; }
.dm-icon-archive   { color: #fb923c; }
.dm-icon-folder    { color: #fbbf24; }
.dm-icon-file      { color: var(--dm-text-3); }