/* ============================================================================
   Proplist — app SHELL (2026-08-28) — CORAL, collapsible LEFT SIDEBAR.
   Light warm sidebar (icon + label), a collapse toggle → 66px icon rail,
   and a mobile drawer (hamburger + backdrop) under 768px. iPad keeps the
   full sidebar (no cramped forced-rail). Token-driven via pro-theme.css.
   ========================================================================= */

:root { --side-w: 236px; --side-w-collapsed: 66px; }

/* ---- Sidebar ----------------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; bottom: 0; width: var(--side-w); z-index: 60;
  background: var(--card-2);
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  transition: width .24s cubic-bezier(.4,0,.2,1), transform .24s cubic-bezier(.4,0,.2,1);
  overflow: hidden;
}
.nav-inner { display: flex; flex-direction: column; gap: 3px; padding: 15px 12px; height: 100%; }

/* Logo: coral app-tile mark + wordmark */
.nav .logo {
  display: flex; align-items: center; gap: 11px;
  padding: 4px 6px 16px; position: relative;
}
.nav .logo .logo-mark {
  width: 36px; height: 36px; box-sizing: border-box; padding: 7px; border-radius: 11px; flex: none;
  color: #fff; background: linear-gradient(150deg, #FF7A4E, #F04E1E);
  box-shadow: 0 6px 16px rgba(255,106,61,.30);
}
.nav .logo .logo-word { font-family: var(--serif); font-weight: 800; font-size: 20px; letter-spacing: -0.02em; color: var(--ink); white-space: nowrap; }
.nav .logo .accent { color: var(--accent-2); }

/* Collapse toggle */
.sb-toggle {
  position: absolute; top: 12px; right: 12px; z-index: 3;
  width: 26px; height: 26px; border-radius: 8px;
  border: 1px solid var(--line-2); background: #fff; color: var(--ink-soft);
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  box-shadow: var(--shadow-1); transition: transform .24s cubic-bezier(.4,0,.2,1), color .15s, border-color .15s;
}
.sb-toggle:hover { color: var(--accent-2); border-color: var(--line-2); background: var(--brass-soft); }
.sb-toggle svg { width: 15px; height: 15px; }

/* Nav items */
.nav-inner > button[data-page] {
  display: flex; align-items: center; justify-content: flex-start; gap: 11px;
  width: 100%; text-align: left;
  padding: 10px 12px; border-radius: 12px;
  background: transparent; border: none; color: var(--ink-soft);
  font-family: var(--sans); font-weight: 550; font-size: 14.5px; cursor: pointer;
  transition: background .14s ease, color .14s ease;
  position: relative; white-space: nowrap;
}
.nav-inner > button[data-page] .ni { width: 20px; height: 20px; flex: none; display: flex; align-items: center; justify-content: center; }
.nav-inner > button[data-page] .ni svg { width: 20px; height: 20px; }
.nav-inner > button[data-page] .nl { transition: opacity .14s ease; }
.nav-inner > button[data-page]:hover { background: var(--paper-2); color: var(--ink); }
.nav-inner > button[data-page].active { background: #fff; color: var(--ink); font-weight: 650; box-shadow: var(--shadow-1); }
.nav-inner > button[data-page].active .ni { color: var(--accent-2); }
.nav-count { margin-left: auto; background: var(--brass-soft); color: var(--accent-2); font-weight: 700; font-size: 11px; padding: 1px 8px; border-radius: 999px; }

/* Footer (secured line) */
.nav-footer { margin-top: auto; padding: 12px 10px 4px; color: var(--ink-faint); font-size: 12px; display: flex; align-items: center; gap: 7px; white-space: nowrap; }

/* Tooltip (only shows when collapsed) */
.nav .tip {
  position: absolute; left: calc(100% + 10px); top: 50%; transform: translateY(-50%);
  background: var(--ink); color: #fff; font-size: 12.5px; font-weight: 600; padding: 6px 10px;
  border-radius: 8px; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity .14s ease;
  z-index: 5; box-shadow: var(--shadow-2);
}
.nav .tip::before { content: ""; position: absolute; right: 100%; top: 50%; transform: translateY(-50%); border: 5px solid transparent; border-right-color: var(--ink); }

/* ---- Collapsed state (icon rail) -------------------------------------- */
body.sb-collapsed .nav { width: var(--side-w-collapsed); }
body.sb-collapsed .nav .logo { justify-content: center; padding-left: 0; padding-right: 0; }
body.sb-collapsed .nav .logo-word,
body.sb-collapsed .nav-inner > button[data-page] .nl,
body.sb-collapsed .nav-count,
body.sb-collapsed .nav-footer .nl { opacity: 0; width: 0; overflow: hidden; }
body.sb-collapsed .nav-inner > button[data-page] { justify-content: center; padding: 10px; }
body.sb-collapsed .sb-toggle { transform: rotate(180deg); }
body.sb-collapsed .nav-footer { justify-content: center; }
body.sb-collapsed .nav-inner > button[data-page]:hover .tip { opacity: 1; }
body.sb-collapsed .app-header, body.sb-collapsed main { margin-left: var(--side-w-collapsed); }

/* ---- Top bar (account) + main column ---------------------------------- */
.app-header {
  position: sticky; top: 0; z-index: 40;
  margin-left: var(--side-w);
  background: rgba(255,247,243,0.85); backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
  transition: margin-left .24s cubic-bezier(.4,0,.2,1);
}
.app-header-inner { max-width: none; margin: 0; padding: 0 30px; height: 58px; display: flex; align-items: center; justify-content: flex-end; }
main { margin-left: var(--side-w); padding: 24px 34px 90px; max-width: 1180px; transition: margin-left .24s cubic-bezier(.4,0,.2,1); }

/* ---- Mobile top bar + backdrop (hidden on desktop/tablet) -------------- */
.mtop { display: none; }
.nav-backdrop { display: none; }

/* ============================================================================
   RESPONSIVE
   - >=768px  (desktop + iPad): full sidebar, collapsible via toggle.
   - <768px   (phone): sidebar off-canvas drawer + hamburger top bar.
   ========================================================================= */
@media (max-width: 767px) {
  .nav {
    transform: translateX(-100%);
    box-shadow: none; width: 250px;
  }
  body.nav-open .nav { transform: translateX(0); box-shadow: 0 10px 40px rgba(42,29,24,.28); }
  /* drawer always shows labels, never the collapsed rail */
  .nav .logo-word, .nav-inner > button[data-page] .nl, .nav-count, .nav-footer .nl { opacity: 1 !important; width: auto !important; }
  .nav-inner > button[data-page] { justify-content: flex-start !important; padding: 11px 12px !important; }
  .sb-toggle { display: none; }
  .nav .tip { display: none; }

  .app-header, main { margin-left: 0 !important; }
  main { padding: 18px 16px 80px; }

  /* mobile top bar */
  .mtop {
    display: flex; align-items: center; gap: 12px;
    position: sticky; top: 0; z-index: 55;
    height: 54px; padding: 0 14px;
    background: rgba(255,247,243,0.92); backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
  }
  .mtop-burger { width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--line-2); background: #fff; color: var(--ink); display: flex; align-items: center; justify-content: center; cursor: pointer; }
  .mtop-burger svg { width: 20px; height: 20px; }
  .mtop-brand { display: flex; align-items: center; gap: 9px; font-family: var(--serif); font-weight: 800; font-size: 18px; letter-spacing: -0.02em; color: var(--ink); }
  .mtop-brand .logo-mark { width: 30px; height: 30px; box-sizing: border-box; padding: 6px; border-radius: 9px; color: #fff; background: linear-gradient(150deg,#FF7A4E,#F04E1E); }
  .mtop-brand .accent { color: var(--accent-2); }

  /* account chip floats at the top-right over the mobile bar */
  .app-header { position: fixed; top: 0; right: 0; left: auto; width: auto; height: 54px; background: transparent; border: none; backdrop-filter: none; z-index: 56; }
  .app-header-inner { height: 54px; padding: 0 12px; }

  .nav-backdrop { display: block; position: fixed; inset: 0; background: rgba(42,29,24,.42); z-index: 58; opacity: 0; pointer-events: none; transition: opacity .2s ease; }
  body.nav-open .nav-backdrop { opacity: 1; pointer-events: auto; }
  .nav { z-index: 60; }
}