/*==============================
   SIDE MENU (perperook-style)
==============================*/

:root {
  --side-collapsed: 76px;
  --side-expanded: 264px;
  --side-bg: var(--primary);
  --side-bg-soft: var(--primary-light);
  --side-border: rgba(255, 255, 255, 0.08);
  --side-text: #cbd5e1;
  --side-text-strong: #ffffff;
}

.side-menu {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: var(--side-collapsed);
  z-index: 9999;
  transition: width 0.35s cubic-bezier(0.65, 0, 0.35, 1);
}

.side-menu-inner {
  height: 100%;
  background: linear-gradient(180deg, var(--side-bg) 0%, #0b1222 100%);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.side-menu.expanded {
  width: var(--side-expanded);
}

@media (hover: hover) and (pointer: fine) {
  .side-menu:hover {
    width: var(--side-expanded);
  }

  .side-menu:hover .side-label {
    opacity: 1;
  }

  .side-menu:focus-within {
    width: var(--side-expanded);
  }

  .side-menu:focus-within .side-label {
    opacity: 1;
  }

  /* hide the manual toggle button on hover-capable devices */
  .menu-toggle {
    display: none;
  }

  /* explicit close via the arrow overrides hover until the
     mouse actually leaves the sidebar */
  .side-menu.force-collapsed,
  .side-menu.force-collapsed:hover,
  .side-menu.force-collapsed:focus-within {
    width: var(--side-collapsed) !important;
  }

  .side-menu.force-collapsed .side-label {
    opacity: 0 !important;
  }

  .side-menu.force-collapsed .side-logo {
    height: 34px !important;
  }

  .side-menu.force-collapsed .side-logo-img {
    max-width: 56px !important;
  }

  .side-menu.force-collapsed .side-menu-arrow i {
    transform: none !important;
  }
}

/* ---------- Top: logo + toggle ---------- */

.side-menu-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 26px 0 20px;
  border-bottom: 1px solid var(--side-border);
  flex-shrink: 0;
}

.side-logo {
  position: relative;
  flex-shrink: 0;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  transition: height 0.35s cubic-bezier(0.65, 0, 0.35, 1);
}

.side-logo-img {
  height: 100%;
  width: auto;
  max-width: 56px;
  object-fit: contain;
  /* the source file has a solid black backdrop; screen-blend
     against the navy sidebar makes the black disappear so only
     the metal/orange emblem is visible, with no boxed edges */
  mix-blend-mode: screen;
  transition: 0.35s cubic-bezier(0.65, 0, 0.35, 1);
}

.side-menu.expanded .side-logo,
.side-menu:hover .side-logo,
.side-menu:focus-within .side-logo {
  height: 64px;
}

.side-menu.expanded .side-logo-img,
.side-menu:hover .side-logo-img,
.side-menu:focus-within .side-logo-img {
  max-width: 210px;
}

.side-logo:hover .side-logo-img {
  filter: drop-shadow(0 4px 14px rgba(245, 158, 11, 0.45));
}

.menu-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: none;
  background: rgba(255, 255, 255, 0.08);
  color: var(--side-text-strong);
  font-size: 17px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}

.menu-toggle:hover {
  background: var(--secondary);
  color: var(--primary);
}

/* ---------- Nav ---------- */

.side-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 14px 0;
}

.side-group {
  padding: 10px 0;
  border-bottom: 1px solid var(--side-border);
}

.side-group:last-child {
  border-bottom: none;
}

.side-item {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 60px;
  padding: 0 16px;
  text-decoration: none;
  color: var(--side-text);
  font-weight: 700;
  font-size: var(--fs-md);
  white-space: nowrap;
  transition: var(--transition);
  position: relative;
}

.side-item:hover,
.side-item.active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--secondary);
}

.side-item.active::before {
  content: "";
  position: absolute;
  right: 0;
  top: 12px;
  bottom: 12px;
  width: 3px;
  background: var(--secondary);
  border-radius: 3px;
}

.side-icon {
  flex-shrink: 0;
  width: var(--side-collapsed);
  margin: 0 -16px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
}

.side-label {
  opacity: 0;
  transition: opacity 0.25s ease 0.05s;
}

.side-menu.expanded .side-label {
  opacity: 1;
}

.side-group-cta {
  padding: 14px 16px;
  border-bottom: 1px solid var(--side-border);
  display: flex;
  justify-content: center;
}

.side-item-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: var(--secondary);
  color: var(--primary);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
  transition: var(--transition);
}

.side-item-cta .side-icon {
  width: auto;
  height: auto;
  margin: 0;
  font-size: 19px;
  flex-shrink: 0;
}

.side-item-cta .side-label {
  display: none;
  white-space: nowrap;
}

/* ---------- زیرمنوی آکاردئونی (خدمات) ---------- */

.side-item-group {
  position: relative;
}

.side-item-parent {
  padding: 0;
  gap: 0;
}

.side-item-link {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0 16px;
  color: inherit;
  text-decoration: none;
}

.side-submenu-toggle {
  width: 44px;
  height: 60px;
  flex-shrink: 0;
  border: none;
  background: transparent;
  color: var(--side-text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease 0.05s, color 0.2s ease;
}

.side-menu.expanded .side-submenu-toggle,
.side-menu:hover .side-submenu-toggle,
.side-menu:focus-within .side-submenu-toggle {
  opacity: 1;
  pointer-events: auto;
}

.side-menu.force-collapsed .side-submenu-toggle {
  opacity: 0 !important;
  pointer-events: none !important;
}

.side-submenu-toggle i {
  font-size: 13px;
  transition: transform 0.25s ease;
}

.side-submenu-toggle:hover {
  color: var(--secondary);
}

.side-item-group.open .side-submenu-toggle i {
  transform: rotate(180deg);
}

.side-submenu {
  max-height: 0;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.15);
  transition: max-height 0.3s ease;
}

.side-item-group.open .side-submenu {
  max-height: 320px;
}

/* وقتی کل ساید‌بار جمع‌شده (فقط آیکون)، زیرمنو هم باید بسته بماند
   تا با باز شدنش، ارتفاع منو به‌هم نریزد */
.side-menu:not(.expanded):not(:hover):not(:focus-within) .side-submenu,
.side-menu.force-collapsed .side-submenu {
  max-height: 0 !important;
}

.side-subitem {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 46px;
  padding: 0 16px;
  text-decoration: none;
  color: var(--side-text);
  font-weight: 600;
  font-size: var(--fs-sm);
  white-space: nowrap;
  transition: var(--transition);
}

.side-subitem:hover,
.side-subitem.active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--secondary);
}

.side-subitem-icon {
  flex-shrink: 0;
  width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  opacity: 0.85;
}

.side-item-cta:hover {
  background: var(--secondary-dark);
  color: var(--white);
  box-shadow: 0 6px 18px rgba(217, 119, 6, 0.45);
}

/* Expanded sidebar: CTA grows into a full-width pill with icon + label */
.side-menu.expanded .side-group-cta,
.side-menu:hover .side-group-cta,
.side-menu:focus-within .side-group-cta {
  justify-content: stretch;
}

.side-menu.expanded .side-item-cta,
.side-menu:hover .side-item-cta,
.side-menu:focus-within .side-item-cta {
  width: 100%;
  height: 52px;
  justify-content: flex-start;
  padding: 0 16px;
}

.side-menu.expanded .side-item-cta .side-label,
.side-menu:hover .side-item-cta .side-label,
.side-menu:focus-within .side-item-cta .side-label {
  display: inline;
  opacity: 1;
}

/* Explicit collapse (arrow toggle) always wins over hover expansion */
.side-menu.force-collapsed .side-group-cta,
.side-menu.force-collapsed:hover .side-group-cta,
.side-menu.force-collapsed:focus-within .side-group-cta {
  justify-content: center !important;
}

.side-menu.force-collapsed .side-item-cta,
.side-menu.force-collapsed:hover .side-item-cta,
.side-menu.force-collapsed:focus-within .side-item-cta {
  width: 44px !important;
  height: 44px !important;
  justify-content: center !important;
  padding: 0 !important;
}

.side-menu.force-collapsed .side-item-cta .side-label {
  display: none !important;
}

/* ---------- Edge arrow toggle ---------- */

.side-menu-arrow {
  position: absolute;
  top: 50%;
  left: -16px;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--secondary);
  background: var(--primary);
  color: var(--secondary);
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  transition: 0.3s;
}

.side-menu-arrow:hover {
  background: var(--secondary);
  color: var(--primary);
  transform: translateY(-50%) scale(1.1);
}

.side-menu-arrow i {
  transition: transform 0.35s cubic-bezier(0.65, 0, 0.35, 1);
}

.side-menu.expanded .side-menu-arrow i {
  transform: rotate(180deg);
}

@media (hover: hover) and (pointer: fine) {
  .side-menu:hover .side-menu-arrow i,
  .side-menu:focus-within .side-menu-arrow i {
    transform: rotate(180deg);
  }
}

/* ---------- Overlay (mobile) ---------- */

.side-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: 0.35s;
  z-index: 9998;
}

.side-menu-overlay.show {
  opacity: 1;
  visibility: visible;
}

/* ---------- Push page content ---------- */

body {
  padding-right: var(--side-collapsed);
}

/*==============================
       RESPONSIVE
==============================*/

@media (max-width: 640px) {
  :root {
    --side-collapsed: 60px;
    --side-expanded: 230px;
  }

  .side-logo {
    height: 28px;
  }

  .side-logo-img {
    max-width: 46px;
  }

  .side-menu.expanded .side-logo,
  .side-menu:hover .side-logo,
  .side-menu:focus-within .side-logo {
    height: 50px;
  }

  .side-menu.expanded .side-logo-img,
  .side-menu:hover .side-logo-img,
  .side-menu:focus-within .side-logo-img {
    max-width: 170px;
  }

  .menu-toggle {
    width: 36px;
    height: 36px;
    font-size: 15px;
  }

  .side-item {
    height: 54px;
    font-size: var(--fs-sm);
  }

  .side-icon {
    height: 54px;
  }

  .side-group-cta {
    padding: 12px 10px;
  }

  .side-item-cta,
  .side-menu.force-collapsed .side-item-cta,
  .side-menu.force-collapsed:hover .side-item-cta,
  .side-menu.force-collapsed:focus-within .side-item-cta {
    width: 40px;
    height: 40px;
  }

  .side-item-cta .side-icon {
    font-size: 17px;
  }

  .side-menu.expanded .side-item-cta,
  .side-menu:hover .side-item-cta,
  .side-menu:focus-within .side-item-cta {
    height: 46px;
  }

  /* ---------- تبدیل ریل آیکون به کشوی کاملاً مخفی (Off-canvas Drawer)
     در گوشی، خود ریل هیچ فضایی از صفحه نمی‌گیرد (حتی جمع‌شده)؛ فقط
     پنل داخلی (side-menu-inner) با کلیک از راست به داخل صفحه می‌لغزد ---------- */

  body {
    padding-right: 0;
  }

  .side-menu,
  .side-menu.expanded {
    width: 0 !important;
  }

  .side-menu-inner {
    position: fixed;
    top: 0;
    right: 0;
    width: var(--side-expanded);
    max-width: 86vw;
    height: 100vh;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.65, 0, 0.35, 1);
  }

  .side-menu.expanded .side-menu-inner {
    transform: translateX(0);
  }

  /* دستگیره‌ی فلش: چون خود side-menu دیگر ترنسفورم/عرضی ندارد، همین
     همیشه با position:fixed نسبت به کل صفحه (نه پنل کشویی) میخکوب
     می‌ماند و حتی وقتی کشو کاملاً بسته است، دیده و قابل لمس است */
  .side-menu-arrow {
    position: fixed;
    top: 50%;
    left: auto;
    right: 6px;
    transform: translateY(-50%);
  }

  .side-menu.expanded .side-menu-arrow {
    right: min(var(--side-expanded), 86vw);
  }
}

/* ---------- دکمه‌ی همبرگری شناور بالای صفحه (فقط موبایل) ---------- */

.mobile-top-toggle {
  display: none;
}

@media (max-width: 640px) {
  .mobile-top-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 14px;
    right: 14px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    background: var(--side-bg);
    color: #fff;
    font-size: 17px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
    z-index: 10001;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
  }

  .mobile-top-toggle:active {
    transform: scale(0.93);
  }

  .mobile-top-toggle .fa-xmark {
    display: none;
  }

  .mobile-top-toggle.is-open .fa-bars {
    display: none;
  }

  .mobile-top-toggle.is-open .fa-xmark {
    display: inline;
  }

  .mobile-top-toggle.is-open {
    background: var(--secondary);
    color: var(--primary);
  }
}