/* ==============================================================
   Mobile Responsive Layout — Card-based personal site
   Replaces the macOS desktop on screens <= 768px
   ============================================================== */

/* ——— Hide desktop, show mobile ——— */
@media (max-width: 768px) {
  /* Hide all desktop elements */
  #boot-screen,
  #lock-screen,
  #desktop,
  #menu-bar,
  #dock,
  #windows-layer,
  #wallpaper,
  #about-modal,
  #notification-area {
    display: none !important;
  }

  /* Override system reset for mobile scroll */
  html, body {
    overflow: auto !important;
    height: auto !important;
    min-height: 100vh;
    background: #1a1a2e;
  }

  /* Show mobile view */
  #mobile-view {
    display: block !important;
  }
}

/* ——— Base mobile view (hidden by default on desktop) ——— */
#mobile-view {
  display: none;
  font-family: -apple-system, 'SF Pro Display', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  color: #fff;
  background: #1a1a2e;
  min-height: 100vh;
  padding-bottom: 40px;
}

/* ——— Sticky Header ——— */
.mobile-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 20px;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 0.5px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.mobile-header-name {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.mobile-header-tagline {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 2px;
}

/* ——— Card System ——— */
.mobile-cards {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 600px;
  margin: 0 auto;
}

.mobile-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 16px;
  border: 0.5px solid rgba(255, 255, 255, 0.12);
  padding: 24px;
}

.mobile-card-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
}

/* ——— About Card ——— */
.mobile-about-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.mobile-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #667eea, #764ba2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  flex-shrink: 0;
}

.mobile-about-name {
  font-size: 20px;
  font-weight: 700;
}

.mobile-about-subtitle {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 2px;
}

.mobile-about-bio {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
}

/* ——— Music Card ——— */
.mobile-music-tracks {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 16px;
}

.mobile-music-track {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  transition: background 0.12s;
}

.mobile-music-track:active {
  background: rgba(255, 255, 255, 0.06);
}

.mobile-music-track-num {
  color: rgba(255, 255, 255, 0.35);
  width: 24px;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.mobile-music-track-title {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-music-track-time {
  color: rgba(255, 255, 255, 0.35);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  margin-left: 12px;
}

.mobile-play-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fc3c44;
  color: #fff;
  border: none;
  border-radius: 20px;
  padding: 10px 28px;
  font-size: 15px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: filter 0.12s;
}

.mobile-play-btn:active {
  filter: brightness(0.9);
}

/* ——— Gallery Card ——— */
.mobile-gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.mobile-gallery-item {
  aspect-ratio: 1;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}

.mobile-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ——— Journey / Timeline Card ——— */
.mobile-timeline {
  position: relative;
  padding-left: 24px;
}

.mobile-timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 1px;
}

.mobile-timeline-item {
  position: relative;
  margin-bottom: 20px;
}

.mobile-timeline-item:last-child {
  margin-bottom: 0;
}

.mobile-timeline-item::before {
  content: '';
  position: absolute;
  left: -22px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #667eea;
  border: 2px solid #1a1a2e;
}

.mobile-timeline-year {
  font-size: 12px;
  font-weight: 600;
  color: #667eea;
  margin-bottom: 2px;
}

.mobile-timeline-text {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.5;
}

/* ——— Contact Card ——— */
.mobile-contact-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-input,
.mobile-textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  border: 0.5px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  font-family: inherit;
  color: #fff;
  outline: none;
  transition: border-color 0.15s;
  -webkit-appearance: none;
}

.mobile-input::placeholder,
.mobile-textarea::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.mobile-input:focus,
.mobile-textarea:focus {
  border-color: rgba(255, 255, 255, 0.35);
}

.mobile-textarea {
  min-height: 100px;
  resize: vertical;
}

.mobile-submit-btn {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 12px;
  font-size: 15px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: filter 0.12s;
}

.mobile-submit-btn:active {
  filter: brightness(0.9);
}

.mobile-social-links {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.mobile-social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 0.5px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  text-decoration: none;
  transition: background 0.12s;
}

.mobile-social-link:active {
  background: rgba(255, 255, 255, 0.14);
}

.mobile-wechat-qr {
  margin-top: 16px;
  text-align: center;
}

.mobile-wechat-qr-placeholder {
  width: 120px;
  height: 120px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
}

.mobile-wechat-qr-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 8px;
}

/* ——— Footer ——— */
.mobile-footer {
  text-align: center;
  padding: 32px 20px 20px;
  max-width: 600px;
  margin: 0 auto;
}

.mobile-footer-built {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 12px;
}

.mobile-footer-desktop-link {
  display: inline-block;
  font-size: 13px;
  color: #667eea;
  text-decoration: none;
  padding: 6px 16px;
  border: 0.5px solid rgba(102, 126, 234, 0.3);
  border-radius: 16px;
  transition: background 0.12s;
}

.mobile-footer-desktop-link:active {
  background: rgba(102, 126, 234, 0.12);
}

/* ——— Smooth scroll ——— */
@media (max-width: 768px) {
  html {
    scroll-behavior: smooth;
  }
}

/* ——— Safe area for notched phones ——— */
@supports (padding-top: env(safe-area-inset-top)) {
  .mobile-header {
    padding-top: calc(16px + env(safe-area-inset-top));
  }

  #mobile-view {
    padding-bottom: calc(40px + env(safe-area-inset-bottom));
  }
}