/* ===================================
   FrontCraft - Layout
   =================================== */

.app-container {
  display: flex;
  min-height: 100vh;
  position: relative;
}

/* === Mobile Menu Button === */
.mobile-menu-btn {
  display: none; /* پیش‌فرض: مخفی */
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  width: 44px;
  height: 44px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.mobile-menu-btn:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
}

.hamburger {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  position: relative;
  transition: all var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-fast);
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.mobile-menu-btn.active .hamburger { background: transparent; }
.mobile-menu-btn.active .hamburger::before { top: 0; transform: rotate(45deg); }
.mobile-menu-btn.active .hamburger::after { top: 0; transform: rotate(-45deg); }

/* === Overlay === */
.overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 998;
}

.overlay.active {
  display: block;
}

/* === Sidebar === */
.sidebar {
  width: 280px;
  background: var(--color-bg-secondary);
  border-left: 1px solid var(--color-border);
  padding: 2rem 1.5rem;
  position: fixed;
  right: 0;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  transition: transform var(--transition-normal);
  z-index: 999;
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.close-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.25rem;
}

/* === Search Box === */
.search-box {
  position: relative;
  margin-bottom: 1.5rem;
}

.search-input {
  width: 100%;
  padding: 0.75rem 2.5rem 0.75rem 1rem;
  background: var(--color-input-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 124, 255, 0.15);
}

.search-icon {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* === Nav Menu === */
.nav-menu {
  list-style: none;
}
.nav-item {
  margin-bottom: 0.5rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}

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

.nav-link.active {
  background: var(--color-primary);
  color: white;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(79, 124, 255, 0.3);
}

.nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* === Main Content === */
.main-content {
  flex: 1;
  margin-right: 280px;
  padding: 2rem;
  min-height: 100vh;
}

/* === Content Header (Hero) === */
.content-header {
  margin-bottom: 3rem;
  padding: 3rem 2rem;
  background: var(--gradient-hero);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.content-header::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(
    circle,
    rgba(79, 124, 255, 0.1) 0%,
    transparent 70%
  );
  border-radius: 50%;
  pointer-events: none;
}

.content-header h1 {
  margin-bottom: 0.75rem;
  font-size: 2.5rem;
  position: relative;
  z-index: 1;
}

.content-header p {
  color: var(--color-text-muted);
  font-size: 1.125rem;
  margin: 0;
  position: relative;
  z-index: 1;
}

/* === Tool Header === */
.tool-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.back-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.back-btn:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateX(4px);
}

.tool-header h2 {
  margin: 0;
  font-size: 1.75rem;
}

/* === Tools Grid === */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

/* === View Animations === */
.view {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === Responsive === */
@media (max-width: 1024px) {
  .mobile-menu-btn {
    display: flex; /* فقط در موبایل نمایش داده بشه */
  }

  .sidebar {
    width: 85%;
    max-width: 320px;
    transform: translateX(100%);
    box-shadow: var(--shadow-lg);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-right: 0;
    padding: 1rem;
    padding-top: 5rem;
  }

  .tools-grid {
    grid-template-columns: 1fr;
  }

  .content-header {
    padding: 2rem 1.5rem;
  }

  .content-header h1 {
    font-size: 1.75rem;
  }
}

@media (max-width: 640px) {
  .sidebar {
    width: 100%;
    max-width: 100%;
  }

  .tool-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .back-btn {
    width: 100%;
    justify-content: center;
  }

  .content-header h1 {
    font-size: 1.5rem;
  }

  .content-header p {
    font-size: 0.9375rem;
  }

  .tool-container {
    padding: 1.25rem;
  }
}
/* === Category Title === */
.nav-category {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  padding: 0 1rem;
}

.category-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-item {
  margin-bottom: 0.25rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
  font-size: 0.9375rem;
}

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

.nav-link.active {
  background: var(--color-primary);
  color: white;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(79, 124, 255, 0.3);
}

.logo {
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
  gap: 0.5rem;
}
/* بهبود اسکرول sidebar در موبایل */
.sidebar {
  -webkit-overflow-scrolling: touch;
}

/* انیمیشن باز شدن منو */
.sidebar {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* جلوگیری از زوم ناخواسته در iOS */
@media (max-width: 1024px) {
  input, select, textarea {
    font-size: 16px !important;
  }
}
/* اطمینان از مخفی بودن در دسکتاپ */
@media (min-width: 1025px) {
  .mobile-menu-btn {
    display: none !important;
  }
}