/* ============================================================
   بريد tn.sa — الأيقونات
   كل أيقونة قناعٌ (mask) يأخذ لونه من currentColor، فتتبع السمة
   الفاتحة والداكنة تلقائيًا بلا ملفّين ولا خطّ أيقونات خارجي.
   ============================================================ */
:root {
  /* احتياط: أي عنصر يرسم قناعًا دون تعيين --icon كان يظهر مربّعًا أسود.
     القيمة الافتراضية قناع فارغ تمامًا، فيختفي بدل أن يشوّه الواجهة. */
  --icon: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1 1'%3E%3C/svg%3E");

  --i-menu:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 18h18v-2H3v2zm0-5h18v-2H3v2zm0-7v2h18V6H3z'/%3E%3C/svg%3E");
  --i-search:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3C/svg%3E");
  --i-pencil:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 17.25V21h3.75L17.81 9.94l-3.75-3.75L3 17.25zM20.71 7.04c.39-.39.39-1.02 0-1.41l-2.34-2.34c-.39-.39-1.02-.39-1.41 0l-1.83 1.83 3.75 3.75 1.83-1.83z'/%3E%3C/svg%3E");
  --i-inbox:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 3H4.99c-1.11 0-1.98.89-1.98 2L3 19c0 1.1.88 2 1.99 2H19c1.1 0 2-.9 2-2V5c0-1.11-.9-2-2-2zm0 12h-4c0 1.66-1.35 3-3 3s-3-1.34-3-3H4.99V5H19v10z'/%3E%3C/svg%3E");
  --i-star:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M22 9.24l-7.19-.62L12 2 9.19 8.63 2 9.24l5.46 4.73L5.82 21 12 17.27 18.18 21l-1.63-7.03L22 9.24zM12 15.4l-3.76 2.27 1-4.28-3.32-2.88 4.38-.38L12 6.1l1.71 4.04 4.38.38-3.32 2.88 1 4.28L12 15.4z'/%3E%3C/svg%3E");
  --i-star-fill:   url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 17.27L18.18 21l-1.64-7.03L22 9.24l-7.19-.61L12 2 9.19 8.63 2 9.24l5.46 4.73L5.82 21z'/%3E%3C/svg%3E");
  --i-send:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M2.01 21L23 12 2.01 3 2 10l15 2-15 2z'/%3E%3C/svg%3E");
  --i-draft:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M14 2H6c-1.1 0-1.99.9-1.99 2L4 20c0 1.1.89 2 1.99 2H18c1.1 0 2-.9 2-2V8l-6-6zm2 16H8v-2h8v2zm0-4H8v-2h8v2zm-3-5V3.5L18.5 9H13z'/%3E%3C/svg%3E");
  --i-trash:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 19c0 1.1.9 2 2 2h8c1.1 0 2-.9 2-2V7H6v12zM19 4h-3.5l-1-1h-5l-1 1H5v2h14V4z'/%3E%3C/svg%3E");
  --i-junk:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M15.73 3H8.27L3 8.27v7.46L8.27 21h7.46L21 15.73V8.27L15.73 3zM12 17.3c-.72 0-1.3-.58-1.3-1.3s.58-1.3 1.3-1.3 1.3.58 1.3 1.3-.58 1.3-1.3 1.3zm1-4.3h-2V7h2v6z'/%3E%3C/svg%3E");
  --i-archive:     url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20.54 5.23l-1.39-1.68C18.88 3.21 18.47 3 18 3H6c-.47 0-.88.21-1.16.55L3.46 5.23C3.17 5.57 3 6.02 3 6.5V19c0 1.1.89 2 2 2h14c1.1 0 2-.9 2-2V6.5c0-.48-.17-.93-.46-1.27zM12 17.5L6.5 12H10v-2h4v2h3.5L12 17.5zM5.12 5l.81-1h12l.94 1H5.12z'/%3E%3C/svg%3E");
  --i-folder:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V8c0-1.1-.9-2-2-2h-8l-2-2z'/%3E%3C/svg%3E");
  --i-label:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M17.63 5.84C17.27 5.33 16.67 5 16 5L5 5.01C3.9 5.01 3 5.9 3 7v10c0 1.1.9 1.99 2 1.99L16 19c.67 0 1.27-.33 1.63-.84L22 12l-4.37-6.16z'/%3E%3C/svg%3E");
  --i-refresh:     url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M17.65 6.35C16.2 4.9 14.21 4 12 4c-4.42 0-7.99 3.58-8 8s3.57 8 8 8c3.73 0 6.84-2.55 7.73-6h-2.08c-.82 2.33-3.04 4-5.65 4-3.31 0-6-2.69-6-6s2.69-6 6-6c1.66 0 3.14.69 4.22 1.78L13 11h7V4l-2.35 2.35z'/%3E%3C/svg%3E");
  --i-settings:    url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19.14 12.94c.04-.3.06-.61.06-.94s-.02-.64-.07-.94l2.03-1.58a.49.49 0 00.12-.61l-1.92-3.32a.49.49 0 00-.59-.22l-2.39.96a7.03 7.03 0 00-1.62-.94l-.36-2.54a.48.48 0 00-.48-.41h-3.84a.48.48 0 00-.48.41l-.36 2.54c-.59.24-1.13.57-1.62.94l-2.39-.96a.49.49 0 00-.59.22L2.74 8.87a.49.49 0 00.12.61l2.03 1.58c-.05.3-.09.63-.09.94s.02.64.07.94l-2.03 1.58a.49.49 0 00-.12.61l1.92 3.32c.12.22.37.29.59.22l2.39-.96c.5.38 1.03.7 1.62.94l.36 2.54c.05.24.24.41.48.41h3.84c.24 0 .44-.17.47-.41l.36-2.54c.59-.24 1.13-.56 1.62-.94l2.39.96c.22.08.47 0 .59-.22l1.92-3.32a.49.49 0 00-.12-.61l-2.01-1.58zM12 15.6A3.6 3.6 0 1112 8.4a3.6 3.6 0 010 7.2z'/%3E%3C/svg%3E");
  --i-more:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 8c1.1 0 2-.9 2-2s-.9-2-2-2-2 .9-2 2 .9 2 2 2zm0 2c-1.1 0-2 .9-2 2s.9 2 2 2 2-.9 2-2-.9-2-2-2zm0 6c-1.1 0-2 .9-2 2s.9 2 2 2 2-.9 2-2-.9-2-2-2z'/%3E%3C/svg%3E");
  --i-apps:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 8h4V4H4v4zm6 12h4v-4h-4v4zm-6 0h4v-4H4v4zm0-6h4v-4H4v4zm6 0h4v-4h-4v4zm6-10v4h4V4h-4zm-6 4h4V4h-4v4zm6 6h4v-4h-4v4zm0 6h4v-4h-4v4z'/%3E%3C/svg%3E");
  --i-help:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M11 18h2v-2h-2v2zm1-16C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8zm0-14c-2.21 0-4 1.79-4 4h2c0-1.1.9-2 2-2s2 .9 2 2c0 2-3 1.75-3 5h2c0-2.25 3-2.5 3-5 0-2.21-1.79-4-4-4z'/%3E%3C/svg%3E");
  --i-back:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 11H7.83l5.59-5.59L12 4l-8 8 8 8 1.41-1.41L7.83 13H20v-2z'/%3E%3C/svg%3E");
  --i-reply:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 9V5l-7 7 7 7v-4.1c5 0 8.5 1.6 11 5.1-1-5-4-10-11-11z'/%3E%3C/svg%3E");
  --i-reply-all:   url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M7 8V5l-7 7 7 7v-3l-4-4 4-4zm6 1V5l-7 7 7 7v-4.1c5 0 8.5 1.6 11 5.1-1-5-4-10-11-11z'/%3E%3C/svg%3E");
  --i-forward:     url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 8V4l8 8-8 8v-4H4V8z'/%3E%3C/svg%3E");
  --i-close:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z'/%3E%3C/svg%3E");
  --i-check:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
  --i-attach:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M16.5 6v11.5c0 2.21-1.79 4-4 4s-4-1.79-4-4V5c0-1.38 1.12-2.5 2.5-2.5s2.5 1.12 2.5 2.5v10.5c0 .55-.45 1-1 1s-1-.45-1-1V6H10v9.5c0 1.38 1.12 2.5 2.5 2.5s2.5-1.12 2.5-2.5V5c0-2.21-1.79-4-4-4S7 2.79 7 5v12.5c0 3.04 2.46 5.5 5.5 5.5s5.5-2.46 5.5-5.5V6h-1.5z'/%3E%3C/svg%3E");
  --i-print:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 8H5c-1.66 0-3 1.34-3 3v6h4v4h12v-4h4v-6c0-1.66-1.34-3-3-3zm-3 11H8v-5h8v5zm3-7c-.55 0-1-.45-1-1s.45-1 1-1 1 .45 1 1-.45 1-1 1zm-1-9H6v4h12V3z'/%3E%3C/svg%3E");
  --i-download:    url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z'/%3E%3C/svg%3E");
  --i-unread:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M22 6c0-1.1-.9-2-2-2H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6zm-2 0l-8 5-8-5h16zm0 12H4V8l8 5 8-5v10z'/%3E%3C/svg%3E");
  --i-mail:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z'/%3E%3C/svg%3E");
  --i-person:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z'/%3E%3C/svg%3E");
  --i-logout:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M17 7l-1.41 1.41L18.17 11H8v2h10.17l-2.58 2.58L17 17l5-5zM4 5h8V3H4c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h8v-2H4V5z'/%3E%3C/svg%3E");
  --i-dark:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 3c-4.97 0-9 4.03-9 9s4.03 9 9 9 9-4.03 9-9c0-.46-.04-.92-.1-1.36-.98 1.37-2.58 2.26-4.4 2.26-2.98 0-5.4-2.42-5.4-5.4 0-1.81.89-3.42 2.26-4.4-.44-.06-.9-.1-1.36-.1z'/%3E%3C/svg%3E");
  --i-light:       url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 7c-2.76 0-5 2.24-5 5s2.24 5 5 5 5-2.24 5-5-2.24-5-5-5zm0 8a3 3 0 110-6 3 3 0 010 6zM11 1h2v3h-2zM11 20h2v3h-2zM1 11h3v2H1zM20 11h3v2h-3zM4.22 5.64l1.42-1.42 2.12 2.12-1.41 1.42zM16.24 17.66l1.42-1.42 2.12 2.12-1.41 1.42zM17.66 7.76l-1.42-1.42 2.12-2.12 1.42 1.41zM5.64 19.78l-1.42-1.42 2.12-2.12 1.42 1.41z'/%3E%3C/svg%3E");
  --i-chevron-l:   url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M15.41 7.41L14 6l-6 6 6 6 1.41-1.41L10.83 12z'/%3E%3C/svg%3E");
  --i-chevron-r:   url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 6L8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z'/%3E%3C/svg%3E");
  --i-expand:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M16.59 8.59L12 13.17 7.41 8.59 6 10l6 6 6-6z'/%3E%3C/svg%3E");
  --i-tune:        url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 17v2h6v-2H3zM3 5v2h10V5H3zm10 16v-2h8v-2h-8v-2h-2v6h2zM7 9v2H3v2h4v2h2V9H7zm14 4v-2H11v2h10zm-6-4h2V7h4V5h-4V3h-2v6z'/%3E%3C/svg%3E");
  --i-contacts:    url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 0H4v2h16V0zM4 24h16v-2H4v2zM20 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm-8 2.75a2.25 2.25 0 110 4.5 2.25 2.25 0 010-4.5zM17 17H7v-1.5c0-1.67 3.33-2.5 5-2.5s5 .83 5 2.5V17z'/%3E%3C/svg%3E");
  --i-important:   url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2L2 19h20L12 2zm1 15h-2v-2h2v2zm0-4h-2V9h2v4z'/%3E%3C/svg%3E");
  --i-snooze:      url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 100 20 10 10 0 000-20zm0 18a8 8 0 110-16 8 8 0 010 16zm.5-13H11v6l5.25 3.15.75-1.23-4.5-2.67z'/%3E%3C/svg%3E");
}

/* الأداة الأساسية: أي عنصر يحمل .tn-i يرسم القناع المحدَّد في --icon */
.tn-i {
  display: inline-block;
  inline-size: 20px;
  block-size: 20px;
  flex: none;
  background-color: currentColor;
  -webkit-mask: var(--icon) center / contain no-repeat;
  mask: var(--icon) center / contain no-repeat;
}