/* ============================================
   NAVBAR COMPONENT
   ============================================ */

.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-navbar);
  background-color: var(--color-glass-bg);
  border-bottom: 1px solid var(--color-glass-border);
  backdrop-filter: var(--color-glass-backdrop);
  -webkit-backdrop-filter: var(--color-glass-backdrop);
  height: var(--navbar-height);
  transition: all var(--t-normal) var(--ease-out);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.navbar__inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-6);
  padding-inline: var(--container-padding);
  width: 100%;
}

/* ===== Logo ===== */
.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar__logo img {
  height: 32px;
  width: auto;
  filter: drop-shadow(0 0 8px var(--color-primary-glow));
}

.navbar__brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: var(--fw-extrabold);
  color: var(--color-text);
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.navbar__brand span {
  color: var(--color-primary);
  display: inline-block;
}

/* ===== Nav menu ===== */
.navbar__menu {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-grow: 1;
}

.nav-item {
  position: relative;
}

.nav-item__trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.55rem 0.9rem;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--t-normal) var(--ease-out);
  background: transparent;
  position: relative;
  overflow: hidden;
}

.nav-item__trigger::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: all var(--t-normal) var(--ease-out);
  transform: translateX(-50%);
}

.nav-item__trigger:hover {
  color: var(--color-text);
  background-color: var(--color-surface-hover);
}

.nav-item__trigger:hover::after {
  width: 60%;
}

.nav-item__trigger .chevron {
  width: 12px;
  height: 12px;
  transition: transform var(--t-normal) var(--ease-spring);
}

.nav-item.is-open .nav-item__trigger {
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.nav-item.is-open .nav-item__trigger::after {
  width: 80%;
}

.nav-item.is-open .nav-item__trigger .chevron {
  transform: rotate(180deg);
}

/* ===== Dropdown ===== */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 240px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px) scale(0.95);
  transition: all var(--t-normal) var(--ease-spring);
  z-index: var(--z-dropdown);
}

.nav-item.is-open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.nav-dropdown a {
  display: block;
  padding: 0.7rem 0.95rem;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);
  transition: all var(--t-normal) var(--ease-out);
}

.nav-dropdown a:hover {
  background-color: var(--color-surface-hover);
  color: var(--color-primary);
  transform: translateX(4px);
}

/* ===== Right side actions ===== */
.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
}

/* ===== Theme toggle ===== */
.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  position: absolute;
  transition: all var(--t-normal) var(--ease-spring);
}

.theme-toggle .icon-sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

.theme-toggle .icon-moon {
  opacity: 1;
  transform: rotate(0) scale(1);
}

[data-theme="dark"] .theme-toggle .icon-sun {
  opacity: 1;
  transform: rotate(0) scale(1);
}

[data-theme="dark"] .theme-toggle .icon-moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

/* ===== Mobile hamburger ===== */
.navbar__hamburger {
  display: none;
}

/* ===== Mobile drawer ===== */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(340px, 86vw);
  height: var(--app-vh, 100vh);
  background: var(--color-surface);
  box-shadow: -18px 0 50px rgba(15, 23, 42, 0.18);
  z-index: calc(var(--z-modal) + 1);
  transform: translateX(100%);
  transition: transform 0.36s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;        /* promote to its own layer -> smooth slide */
  backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 0 14px calc(18px + env(safe-area-inset-bottom, 0px));
  border-top-left-radius: 20px;
  border-bottom-left-radius: 20px;
  scrollbar-width: thin;
}

.mobile-drawer.is-open {
  transform: translateX(0);
}

/* plain dark overlay (no animated backdrop-filter — that blur recomposites every
   frame and made the slide stutter on phones). */
.mobile-drawer__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: var(--z-modal);
}

.mobile-drawer__backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* sticky so the brand + close stay put while the menu list scrolls */
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--color-surface);
  margin: 0 -14px 10px;
  padding: 16px 18px 14px;
  border-bottom: 1px solid var(--color-border);
  border-top-left-radius: 20px;
}

.mobile-drawer__header .navbar__brand {
  font-size: 18px;
}

.mobile-drawer__close {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--color-text-subtle);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.mobile-drawer__close:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.mobile-section {
  margin-bottom: 18px;
}

.mobile-section__title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-subtle);
  padding: 0 14px;
  margin-bottom: 4px;
}

.mobile-section a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  transition: background-color 0.18s ease, color 0.18s ease, padding-left 0.18s ease;
}

.mobile-section a:hover,
.mobile-section a:active {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  padding-left: 18px;
}

.mobile-section a.is-active {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .navbar__menu {
    display: none;
  }

  .navbar__hamburger {
    display: inline-flex;
  }
}

@media (max-width: 480px) {
  .navbar__inner {
    gap: var(--space-2);
  }

  .navbar__brand {
    font-size: var(--fs-sm);
  }

  .navbar__logo img {
    height: 24px;
  }

  .navbar__actions .btn--sign-in {
    padding: 0.4rem 0.7rem;
    font-size: var(--fs-xs);
  }
}
/* ── Profile dropdown menu (logged-in) ── */
.navbar__profile-wrap { position: relative; display: inline-flex; }
.profile-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 232px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.16), 0 3px 10px rgba(0, 0, 0, 0.06);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px) scale(0.97);
  transform-origin: top right;
  transition: opacity 0.2s ease, transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), visibility 0s 0.22s;
  z-index: 200;
}
.navbar__profile-wrap.is-open .profile-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  transition: opacity 0.2s ease, transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-theme="dark"] .profile-menu { border-color: rgba(255, 255, 255, 0.08); }

.profile-menu__header {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 10px;
  text-decoration: none; color: var(--color-text);
}
.profile-menu__header:hover { background: var(--color-primary-soft); }
.profile-menu__avatar {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-primary-soft); color: var(--color-primary);
}
.profile-menu__avatar svg { width: 22px; height: 22px; }
.profile-menu__avatar--initial { font-family: var(--font-display); font-weight: 800; font-size: 17px; }
.profile-menu__id { display: flex; flex-direction: column; min-width: 0; }
.profile-menu__name { font-weight: 700; font-size: 14px; color: var(--color-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.profile-menu__sub { font-size: 12px; color: var(--color-primary); font-weight: 600; }
.profile-menu__sep { height: 1px; background: var(--color-border); margin: 6px 4px; }
.profile-menu__item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 10px 12px; border-radius: 9px;
  background: transparent; border: none; cursor: pointer;
  font-size: 13.5px; font-weight: 600; color: var(--color-text);
  text-align: left; text-decoration: none;
}
.profile-menu__item svg { width: 18px; height: 18px; flex-shrink: 0; }
.profile-menu__item:hover { background: var(--color-primary-soft); color: var(--color-primary); }
.profile-menu__item--danger { color: #e11d48; }
.profile-menu__item--danger:hover { background: rgba(225, 29, 72, 0.1); color: #e11d48; }

/* ===================== Logout confirmation modal ===================== */
.ss-confirm-overlay{
  position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:20px;
  background:rgba(9,13,22,.5);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  opacity:0;transition:opacity .24s ease;
}
.ss-confirm-overlay.is-open{opacity:1}
.ss-confirm{
  width:100%;max-width:380px;background:var(--color-surface);border:1px solid var(--color-border);
  border-radius:20px;padding:28px 26px 24px;text-align:center;
  box-shadow:0 30px 70px -24px rgba(9,13,22,.55);
  transform:translateY(14px) scale(.96);opacity:0;
  transition:transform .26s cubic-bezier(.2,.8,.2,1),opacity .26s ease;
}
.ss-confirm-overlay.is-open .ss-confirm{transform:translateY(0) scale(1);opacity:1}
.ss-confirm__icon{
  width:58px;height:58px;margin:0 auto 16px;border-radius:16px;display:grid;place-items:center;
  color:#ef4444;background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.2);
}
.ss-confirm__icon svg{width:26px;height:26px}
.ss-confirm__title{font-family:var(--font-display,inherit);font-weight:800;font-size:1.25rem;color:var(--color-text);margin:0 0 6px}
.ss-confirm__text{color:var(--color-text-muted);font-size:.9rem;line-height:1.5;margin:0 0 22px}
.ss-confirm__actions{display:flex;gap:10px}
.ss-confirm__btn{
  flex:1;padding:11px 16px;border-radius:12px;font:700 .9rem var(--font-body,inherit);
  cursor:pointer;border:1px solid transparent;transition:all .16s ease;
}
.ss-confirm__btn--ghost{background:var(--color-surface-2);color:var(--color-text);border-color:var(--color-border)}
.ss-confirm__btn--ghost:hover{background:var(--color-border)}
.ss-confirm__btn--danger{background:#ef4444;color:#fff}
.ss-confirm__btn--danger:hover{background:#dc2626;box-shadow:0 8px 20px -8px rgba(239,68,68,.6)}
.ss-confirm__btn:active{transform:scale(.97)}
@media (max-width:400px){.ss-confirm__actions{flex-direction:column-reverse}}

/* --- Mobile Navbar Overrides --- */
@media (max-width: 400px) {
  .navbar__actions {
    gap: 8px !important;
  }
  .navbar__brand {
    font-size: 16px !important;
  }
  .navbar__logo img {
    height: 20px !important;
  }
  .action-btn.theme-toggle, 
  .navbar__hamburger {
    width: 32px !important;
    height: 32px !important;
    padding: 6px !important;
  }
}

/* logged-in user photo in the top-right icon + dropdown header */
.navbar__profile-img {
  width: 100%; height: 100%; border-radius: 50%; object-fit: cover; display: block;
}
.navbar__profile { overflow: hidden; padding: 0; }
.profile-menu__avatar img { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; display: block; }
.profile-menu__avatar { overflow: hidden; }

/* ===== Mobile drawer footer: logged-in account (View Profile) + Log out ===== */
.mobile-drawer__auth { margin-top: auto; padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.mobile-drawer__account {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 12px; text-decoration: none;
  background: var(--color-surface-2); border: 1px solid var(--color-border);
  color: var(--color-text); transition: border-color .15s, background .15s;
}
.mobile-drawer__account:hover { border-color: var(--color-primary); background: var(--color-primary-soft); }
.mobile-drawer__ava {
  flex: 0 0 auto; width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center; overflow: hidden;
  background: var(--color-primary-soft); color: var(--color-primary);
  font-family: var(--font-display); font-weight: 800; font-size: 17px;
}
.mobile-drawer__ava img { width: 100%; height: 100%; object-fit: cover; }
.mobile-drawer__acctx { display: flex; flex-direction: column; min-width: 0; }
.mobile-drawer__acctx b { font-size: 14px; font-weight: 700; color: var(--color-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mobile-drawer__acctx small { font-size: 12px; font-weight: 600; color: var(--color-primary); }
.mobile-drawer__logout { color: var(--color-danger); border-color: var(--color-border); }
.mobile-drawer__logout:hover { border-color: var(--color-danger); background: var(--color-danger-soft); }