:root {
  --bg-primary: #000000;
  --bg-secondary: #0a0a0a;
  --bg-card: rgba(12, 12, 12, 0.88);
  --bg-card-border: rgba(255, 255, 255, 0.12);
  --text-main: #ffffff;
  --text-muted: #888888;
  --accent-primary: #ffffff;
  --accent-primary-hover: #e5e5e5;
  --accent-gradient: linear-gradient(135deg, #ffffff 0%, #9ca3af 100%);
  --accent-cyan: #00f0ff;
  --accent-success: #10b981;
  --accent-danger: #ef4444;
  --accent-warning: #f59e0b;
  --border-radius-lg: 16px;
  --border-radius-md: 10px;
  --border-radius-sm: 8px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: #000000;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(30, 30, 30, 0.3) 0%, transparent 60%),
    radial-gradient(circle at 50% 100%, rgba(15, 15, 15, 0.6) 0%, transparent 80%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-family);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  line-height: 1.5;
  position: relative;
}

/* Background Animated Particle Canvas */
#snowCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
}

/* Content Container relative to sit above particles */
.navbar, .main-container, footer, .modal-overlay, .toast-container {
  position: relative;
  z-index: 10;
}

/* Pure Black Glassmorphism Card Style */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.95), 0 0 1px rgba(255, 255, 255, 0.15);
}

/* Navigation Header */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: #ffffff;
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-avatar {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.15);
  transition: var(--transition);
}

.brand-logo:hover .brand-avatar {
  transform: scale(1.05);
  border-color: #ffffff;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.brand-name {
  font-weight: 900;
  letter-spacing: 0.1em;
  color: #ffffff;
}

.brand-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  background: #111111;
  color: #a3a3a3;
  border: 1px solid #262626;
  text-transform: none;
  letter-spacing: normal;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-secondary-nav {
  background: #0f0f0f;
  border: 1px solid #262626;
  color: #e5e5e5;
  padding: 0.55rem 1.15rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-secondary-nav:hover {
  background: #1a1a1a;
  border-color: #404040;
  color: #ffffff;
  transform: translateY(-1px);
}

/* Main Layout */
.main-container {
  flex: 1;
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Hero Titles */
.hero-header {
  text-align: center;
  margin-bottom: 2.25rem;
}

.hero-title {
  font-size: 2.85rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 0.75rem;
  color: #ffffff;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, #a3a3a3 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto;
}

/* Upload Card & Dropzone */
.upload-wrapper {
  padding: 2.25rem;
  position: relative;
  transition: var(--transition);
}

.dropzone {
  border: 2px dashed #262626;
  border-radius: var(--border-radius-md);
  padding: 3.5rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: #080808;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.dropzone:hover, .dropzone.drag-over {
  border-color: #555555;
  background: #0d0d0d;
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.05);
  transform: scale(1.006);
}

.dropzone-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #141414;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  border: 1px solid #262626;
  transition: var(--transition);
}

.dropzone:hover .dropzone-icon {
  transform: translateY(-3px);
  background: #1c1c1c;
  border-color: #404040;
}

.dropzone-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #ffffff;
}

.dropzone-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.badge-size {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: #121212;
  border: 1px solid #262626;
  color: #a3a3a3;
  font-size: 0.8rem;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
}

/* File Selected State */
.file-preview-box {
  display: none;
  align-items: center;
  justify-content: space-between;
  background: #0c0c0c;
  border: 1px solid #262626;
  border-radius: var(--border-radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}

.file-preview-left {
  display: flex;
  align-items: center;
  gap: 1rem;
  overflow: hidden;
}

.file-icon-box {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: #171717;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
  border: 1px solid #2a2a2a;
}

.file-details {
  overflow: hidden;
}

.file-details-name {
  font-weight: 700;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 450px;
  color: #ffffff;
}

.file-details-size {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.btn-remove-file {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 6px;
  transition: var(--transition);
}

.btn-remove-file:hover {
  color: var(--accent-danger);
  background: rgba(239, 68, 68, 0.15);
}

/* Options Box */
.options-box {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid #1c1c1c;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.form-input {
  background: #0a0a0a;
  border: 1px solid #262626;
  border-radius: var(--border-radius-sm);
  color: #ffffff;
  padding: 0.65rem 0.85rem;
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: #555555;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.1);
  background: #0f0f0f;
}

/* Custom Dropdown Styling (Linear / Vercel style) */
.custom-select-wrapper {
  position: relative;
  width: 100%;
}

.custom-select-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #0a0a0a;
  border: 1px solid #262626;
  border-radius: var(--border-radius-sm);
  color: #ffffff;
  padding: 0.65rem 0.85rem;
  font-size: 0.95rem;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  outline: none;
  text-align: left;
}

.custom-select-trigger:hover {
  background: #111111;
  border-color: #404040;
}

.custom-select-wrapper.open .custom-select-trigger {
  border-color: #737373;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.12);
  background: #111111;
}

.chevron-icon {
  color: #888888;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
}

.custom-select-wrapper.open .chevron-icon {
  transform: rotate(180deg);
  color: #ffffff;
}

.custom-select-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: #0c0c0c;
  border: 1px solid #282828;
  border-radius: var(--border-radius-md);
  padding: 0.35rem;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.95), 0 0 1px rgba(255, 255, 255, 0.2);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(20px);
}

.custom-select-wrapper.open .custom-select-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.custom-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.8rem;
  font-size: 0.9rem;
  color: #a3a3a3;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.custom-option:hover {
  background: #1a1a1a;
  color: #ffffff;
}

.custom-option.selected {
  background: #171717;
  color: #ffffff;
  font-weight: 600;
}

.check-icon {
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
}

/* Password Input Wrapper & Eye Toggle */
.password-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.password-input-wrapper .form-input {
  width: 100%;
  padding-right: 2.5rem;
}

.btn-eye-toggle {
  position: absolute;
  right: 0.6rem;
  background: transparent;
  border: none;
  color: #666666;
  cursor: pointer;
  padding: 0.35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: var(--transition);
}

.btn-eye-toggle:hover {
  color: #ffffff;
}

/* Switch Toggle */
.switch-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0;
}

.switch-label {
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  flex-direction: column;
}

.switch-subtext {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}

.switch {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 24px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #1f1f1f;
  transition: .25s;
  border-radius: 24px;
  border: 1px solid #333333;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 2px;
  bottom: 2px;
  background-color: #888888;
  transition: .25s;
  border-radius: 50%;
}

input:checked + .slider {
  background: #ffffff;
  border-color: #ffffff;
}

input:checked + .slider:before {
  transform: translateX(22px);
  background-color: #000000;
}

/* Primary Upload Button */
.btn-primary-action {
  width: 100%;
  margin-top: 1.75rem;
  background: #ffffff;
  border: none;
  color: #000000;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  padding: 0.95rem;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.2);
}

.btn-primary-action:hover:not(:disabled) {
  transform: translateY(-2px);
  background: #f0f0f0;
  box-shadow: 0 6px 25px rgba(255, 255, 255, 0.3);
}

.btn-primary-action:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  transform: none;
}

/* Progress Overlay */
.progress-card {
  display: none;
  padding: 2.5rem 2rem;
  text-align: center;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.75rem;
}

.progress-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.progress-percent {
  font-size: 1.35rem;
  font-weight: 900;
  color: #ffffff;
}

.progress-bar-bg {
  width: 100%;
  height: 8px;
  background: #171717;
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 1rem;
  border: 1px solid #262626;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: #ffffff;
  border-radius: 9999px;
  transition: width 0.15s ease-out;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.6);
}

.progress-metrics {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Success Share Modal/Card */
.success-card {
  display: none;
  padding: 2.5rem;
  text-align: center;
}

.success-icon-badge {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: #141414;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.25rem;
  border: 1px solid #333333;
  box-shadow: 0 0 25px rgba(255, 255, 255, 0.1);
}

.success-title {
  font-size: 1.85rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.success-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

/* Share Link Box */
.share-link-box {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.share-link-input {
  flex: 1;
  background: #080808;
  border: 1px solid #2a2a2a;
  border-radius: var(--border-radius-sm);
  color: #ffffff;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  outline: none;
  font-family: monospace;
}

.btn-copy {
  background: #ffffff;
  border: none;
  color: #000000;
  padding: 0 1.5rem;
  border-radius: var(--border-radius-sm);
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.btn-copy:hover {
  background: #e5e5e5;
}

/* QR Code Section */
.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 2rem;
  padding: 1.25rem;
  background: #080808;
  border: 1px solid #1f1f1f;
  border-radius: var(--border-radius-md);
}

.qr-image-wrapper {
  background: white;
  padding: 12px;
  border-radius: 12px;
  display: inline-block;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.8);
  margin-bottom: 0.75rem;
}

.qr-image-wrapper img {
  display: block;
  width: 170px;
  height: 170px;
}

.qr-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Quick Share Buttons */
.share-action-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.btn-share-social {
  background: #0f0f0f;
  border: 1px solid #262626;
  color: var(--text-main);
  padding: 0.65rem 1rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-share-social:hover {
  background: #1a1a1a;
  border-color: #404040;
  color: #ffffff;
  transform: translateY(-1px);
}

.btn-reset-upload {
  background: transparent;
  border: 1px solid #262626;
  color: var(--text-muted);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-reset-upload:hover {
  color: #ffffff;
  border-color: #555555;
  background: #111111;
}

/* Recipient Download Page Styles */
.download-page-card {
  padding: 3rem 2.5rem;
  text-align: center;
}

.download-file-icon {
  width: 90px;
  height: 90px;
  border-radius: 20px;
  background: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2.75rem;
  color: #000000;
  margin-bottom: 1.5rem;
  box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

.download-filename {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  word-break: break-word;
}

.meta-badges-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.badge-tag {
  background: #0f0f0f;
  border: 1px solid #262626;
  font-size: 0.85rem;
  color: #d4d4d4;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.badge-warning-burn {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

.badge-expiry {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fde047;
}

/* Download Action Button */
.btn-large-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: #ffffff;
  color: #000000;
  font-size: 1.25rem;
  font-weight: 900;
  text-decoration: none;
  padding: 1.15rem 3rem;
  border-radius: var(--border-radius-md);
  box-shadow: 0 10px 35px rgba(255, 255, 255, 0.25);
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-large-download:hover {
  transform: translateY(-2px) scale(1.01);
  background: #f0f0f0;
  box-shadow: 0 12px 40px rgba(255, 255, 255, 0.35);
}

/* Preview Container */
.preview-container {
  margin: 2rem 0;
  background: #050505;
  border: 1px solid #222222;
  border-radius: var(--border-radius-md);
  padding: 1.25rem;
  text-align: center;
  max-height: 480px;
  overflow: auto;
  display: none;
}

.preview-container img, .preview-container video {
  max-width: 100%;
  max-height: 420px;
  border-radius: var(--border-radius-sm);
  display: block;
  margin: 0 auto;
}

.preview-container audio {
  width: 100%;
  margin: 1rem 0;
}

.preview-text {
  text-align: left;
  font-family: monospace;
  font-size: 0.85rem;
  color: #e5e5e5;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Password Gate Box */
.password-gate {
  display: none;
  max-width: 420px;
  margin: 0 auto 2rem;
  padding: 2rem;
  background: #0a0a0a;
  border: 1px solid #262626;
  border-radius: var(--border-radius-md);
}

.password-gate-icon {
  font-size: 2.25rem;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

/* Modal Drawer (My Uploads) */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-content {
  background: #0a0a0a;
  border: 1px solid #262626;
  border-radius: var(--border-radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.95);
}

.modal-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid #1f1f1f;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
}

.btn-close-modal {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.btn-close-modal:hover {
  color: #ffffff;
}

.modal-body {
  padding: 1.5rem 1.75rem;
  overflow-y: auto;
  flex: 1;
}

.my-upload-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #060606;
  border: 1px solid #1c1c1c;
  border-radius: var(--border-radius-sm);
  padding: 0.85rem 1rem;
  margin-bottom: 0.75rem;
  gap: 1rem;
}

.upload-item-name {
  font-weight: 600;
  font-size: 0.95rem;
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #ffffff;
}

.upload-item-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.upload-item-actions {
  display: flex;
  gap: 0.5rem;
}

.btn-icon-sm {
  background: #141414;
  border: 1px solid #2a2a2a;
  color: var(--text-main);
  padding: 0.4rem 0.65rem;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon-sm:hover {
  border-color: #555555;
  background: #202020;
}

.btn-icon-delete {
  color: #fda4af;
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-icon-delete:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #fff;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: #0f0f0f;
  color: white;
  border: 1px solid #2a2a2a;
  border-radius: var(--border-radius-sm);
  padding: 0.85rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: slideIn 0.3s ease-out forwards;
}

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

/* Footer */
footer {
  text-align: center;
  padding: 2rem 1.5rem;
  color: #555555;
  font-size: 0.85rem;
  border-top: 1px solid #141414;
}

footer a {
  color: #888888;
  text-decoration: none;
}

footer a:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .hero-title {
    font-size: 2rem;
  }
  .upload-wrapper {
    padding: 1.5rem;
  }
  .navbar {
    padding: 1rem;
  }
  .share-link-box {
    flex-direction: column;
  }
  .btn-copy {
    justify-content: center;
    padding: 0.75rem;
  }
}