/* === Neumorphism Dark Theme - Main Layout Stylesheet (Final Corrected Version) === */

/* --- ۱. متغیرهای اصلی تم تیره --- */
:root {
    --neumorphic-bg: #2c3038;
    --neumorphic-shadow-dark: #21252b;
    --neumorphic-shadow-light: #373b45;
    --neumorphic-radius: 15px;
    --text-color-primary: #e0e5ec;
    --text-color-secondary: #9ca3af;
    --accent-color-primary: #4a90e2;
}

/* --- ۲. استایل‌های پایه --- */
.app-body { background-color: var(--neumorphic-bg); margin: 0; padding: 0; box-sizing: border-box; color: var(--text-color-primary); font-family: 'Vazirmatn', sans-serif; }
.app-layout { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.app-main-content { grid-column: 2 / 3; padding: 2rem; overflow-y: auto; }
.btn { padding: 0.75rem 1.25rem; font-size: 0.875rem; font-weight: 600; border: none; border-radius: 10px; cursor: pointer; text-decoration: none; transition: all 0.2s ease-in-out; display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; white-space: nowrap; }
.btn:hover { box-shadow: 2px 2px 8px var(--neumorphic-shadow-dark), -2px -2px 8px var(--neumorphic-shadow-light); }
.btn:active { box-shadow: inset 4px 4px 8px var(--neumorphic-shadow-dark), inset -4px -4px 8px var(--neumorphic-shadow-light); }
.btn--primary { color: var(--text-color-primary); background-color: var(--accent-color-primary); box-shadow: 4px 4px 10px var(--neumorphic-shadow-dark), -4px -4px 10px var(--neumorphic-shadow-light); }
.form-input { width: 100%; padding: 0.85rem 1rem; font-family: 'Vazirmatn', sans-serif; font-size: 0.875rem; color: var(--text-color-primary); border: none; background-color: transparent; }
.form-input::placeholder { color: var(--text-color-secondary); }
.form-input:focus { outline: none; }
.neumorphic-inset { background: var(--neumorphic-bg); border-radius: 10px; box-shadow: inset 4px 4px 8px var(--neumorphic-shadow-dark), inset -4px -4px 8px var(--neumorphic-shadow-light); }
.neumorphic-outset { background-color: var(--neumorphic-bg); border-radius: var(--neumorphic-radius); box-shadow: 7px 7px 15px var(--neumorphic-shadow-dark), -7px -7px 15px var(--neumorphic-shadow-light); }

/* --- ۳. سایدبار --- */
.app-sidebar-container { position: fixed; top: 0; right: 0; width: 280px; height: 100vh; z-index: 1000; transition: transform 0.3s ease-in-out; }
/* ... (بقیه کدهای سایدبار که صحیح بودند) ... */
.sidebar { height: 100%; display: flex; flex-direction: column; background-color: var(--neumorphic-bg); padding: 1rem 0; }
.sidebar__header { padding: 1rem 1.5rem; text-align: center; }
.sidebar__logo { font-size: 1.6rem; font-weight: 700; margin-bottom: 1.5rem; color: var(--text-color-primary); }
.sidebar__logo a { color: inherit; text-decoration: none; }
.project-form__label { display: block; margin-bottom: 0.5rem; font-size: 0.875rem; font-weight: 600; color: var(--text-color-secondary); text-align: right; }
.project-form__select { display: block; width: 100%; padding: 0.8rem 1rem; padding-left: 2.5rem; font-size: 0.875rem; color: var(--text-color-primary); border: none; appearance: none; -webkit-appearance: none; background-color: transparent; border-radius: 10px; box-shadow: inset 4px 4px 8px var(--neumorphic-shadow-dark), inset -4px -4px 8px var(--neumorphic-shadow-light); background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%239ca3af' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e"); background-position: left 0.75rem center; background-repeat: no-repeat; background-size: 1.25em; }
.project-form__select:focus { outline: none; }
.project-form__select option { background: var(--neumorphic-bg); color: var(--text-color-primary); }
.sidebar__nav, .sidebar__footer { padding: 1rem 1.5rem; }
.sidebar__nav { flex-grow: 1; }
.sidebar__nav > *:not(:last-child), .sidebar__footer > *:not(:last-child) { margin-bottom: 0.5rem; }
.nav-link { display: flex; align-items: center; gap: 1rem; padding: 0.75rem 1rem; border-radius: 10px; text-decoration: none; transition: all 0.2s ease-out; font-weight: 600; color: var(--text-color-secondary); }
.nav-link:hover { color: var(--text-color-primary); box-shadow: 4px 4px 10px var(--neumorphic-shadow-dark), -4px -4px 10px var(--neumorphic-shadow-light); }
.nav-link--active { color: var(--accent-color-primary); box-shadow: inset 4px 4px 8px var(--neumorphic-shadow-dark), inset -4px -4px 8px var(--neumorphic-shadow-light); }
.nav-link__icon { width: 1.5rem; text-align: center; font-size: 1.125rem; }
.menu-toggle-button { display: none; position: fixed; top: 1rem; right: 1rem; z-index: 1100; width: 45px; height: 45px; border: none; cursor: pointer; color: var(--text-color-secondary); background: var(--neumorphic-bg); border-radius: 50%; box-shadow: 5px 5px 10px var(--neumorphic-shadow-dark), -5px -5px 10px var(--neumorphic-shadow-light); transition: all 0.2s ease-in-out; }
.menu-toggle-button:active { box-shadow: inset 5px 5px 10px var(--neumorphic-shadow-dark), inset -5px -5px 10px var(--neumorphic-shadow-light); }
@media (max-width: 768px) { .app-layout { display: block; } .app-sidebar-container { transform: translateX(280px); } .app-sidebar-container.open { transform: translateX(0); } .menu-toggle-button { display: block; } }

/* --- ۴. مودال --- */
.modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background-color: rgba(0, 0, 0, 0.7); z-index: 2000; display: none; align-items: center; justify-content: center; padding: 1rem; }
.modal-overlay--visible { display: flex; }
.modal-content { background-color: var(--neumorphic-bg); border-radius: var(--neumorphic-radius); box-shadow: 7px 7px 15px var(--neumorphic-shadow-dark), -7px -7px 15px var(--neumorphic-shadow-light); width: 100%; max-width: 42rem; transform: scale(1); transition: transform 0.2s ease-out; border: 1px solid var(--neumorphic-shadow-light); }
.modal-header { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.5rem; border-bottom: 1px solid var(--neumorphic-shadow-light); }
.modal-title { font-size: 1.125rem; font-weight: 700; color: var(--text-color-primary); }
.modal-close-btn { color: var(--text-color-secondary); background: none; border: none; cursor: pointer; font-size: 1.25rem; padding: 0.25rem; }
.modal-close-btn:hover { color: var(--text-color-primary); }
.modal-body { padding: 1.5rem; line-height: 1.7; text-align: right; max-height: 70vh; overflow-y: auto; }
.modal-page-url { font-size: 0.875rem; color: var(--text-color-secondary); margin-bottom: 1rem; word-break: break-all; }
.modal-stats-group { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.modal-footer-link { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--neumorphic-shadow-light); }
.modal-footer-link a, .modal-link-list a { color: var(--accent-color-primary); text-decoration: none; font-weight: 600; }
.modal-footer-link a:hover, .modal-link-list a:hover { text-decoration: underline; }
.modal-highlight-box { margin: 1rem 0; padding: 1rem; border-radius: 10px; box-shadow: inset 4px 4px 8px var(--neumorphic-shadow-dark), inset -4px -4px 8px var(--neumorphic-shadow-light); }
.modal-highlight-box strong { font-size: 1.5rem; color: var(--accent-color-primary); }
.modal-highlight-box .small-text { color: var(--text-color-secondary); margin-top: 0.25rem; }
.modal-section-title, .info-text-block h4 { font-weight: 700; color: var(--text-color-primary); margin-bottom: 0.5rem; }
.info-list { list-style-type: disc; padding-right: 1.25rem; }
.info-list li:not(:last-child) { margin-bottom: 0.5rem; }
.highlight-text { font-weight: 600; color: var(--accent-color-primary); }

/* --- ۵. صفحه خوش‌آمدگویی --- */
.welcome-container { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 1rem; }
.welcome-card { padding: 2rem; width: 100%; max-width: 42rem; background-color: var(--neumorphic-bg); border-radius: var(--neumorphic-radius); box-shadow: 7px 7px 15px var(--neumorphic-shadow-dark), -7px -7px 15px var(--neumorphic-shadow-light); }
@media (min-width: 640px) { .welcome-card { padding: 3rem; } }
.welcome-card__icon { color: var(--accent-color-primary); margin-bottom: 1rem; font-size: 3rem; }
.welcome-card__title { font-size: 1.875rem; font-weight: 700; color: var(--text-color-primary); }
.welcome-card__subtitle { margin-top: 0.75rem; font-size: 1.125rem; color: var(--text-color-secondary); }
.welcome-form { margin-top: 2rem; max-width: 36rem; margin-left: auto; margin-right: auto; }
.welcome-form__group { display: flex; flex-direction: column; gap: 0.75rem; }
@media (min-width: 640px) { .welcome-form__group { flex-direction: row; } }
.welcome-form__input-wrapper { flex-grow: 1; }
.welcome-form .btn { width: 100%; }
@media (min-width: 640px) { .welcome-form .btn { width: auto; } }
.welcome-card__footer-text { margin-top: 1.5rem; font-size: 0.875rem; color: var(--text-color-secondary); }