/* =========================================================
   VALEH GALAXY DUAL-THEME ENGINE (Light Galaxy / Dark Galaxy)
   WITH RIGHT SIDE ANNOUNCEMENTS
   ========================================================= */

html, body {
    min-height: 100%;
}

    /*@font-face {
    font-family: Vazir;
    src: url('/valehIntro/new/vazir/Vazir.eot');
    src: url('/valehIntro/new/vazir/Vazir.eot?#iefix') format('embedded-opentype'), url('/valehIntro/new/vazir/Vazir.woff2') format('woff2'), url('/valehIntro/new/vazir/Vazir.woff') format('woff'), url('/valehIntro/new/vazir/Vazir.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}*/

    /* Font Awesome Solid */
    /*@font-face {
    font-family: 'Font Awesome 6 Free';
    font-style: normal;
    font-weight: 900;
    font-display: block;
    src: url('/valehIntro/new/fontawesome/webfonts/fa-solid-900.woff2') format('woff2'), url('/valehIntro/new/fontawesome/webfonts/fa-solid-900.ttf') format('truetype');
}*/

    /* Font Awesome Regular */
    /*@font-face {
    font-family: 'Font Awesome 6 Free';
    font-style: normal;
    font-weight: 400;
    font-display: block;
    src: url('/valehIntro/new/fontawesome/webfonts/fa-regular-400.woff2') format('woff2'), url('/valehIntro/new/fontawesome/webfonts/fa-regular-400.ttf') format('truetype');
}*/

    /* Font Awesome Brands */
    /*@font-face {
    font-family: 'Font Awesome 6 Brands';
    font-style: normal;
    font-weight: 400;
    font-display: block;
    src: url('/valehIntro/new/fontawesome/webfonts/fa-brands-400.woff2') format('woff2'), url('/valehIntro/new/fontawesome/webfonts/fa-brands-400.ttf') format('truetype');
}*/
    /*
        @font-face {
            font-family: Vazir;
            src: url('/valehIntro/new/vazir/Vazir-Bold.eot');
            src: url('/valehIntro/new/vazir/Vazir-Bold.eot?#iefix') format('embedded-opentype'), url('/valehIntro/new/vazir/Vazir-Bold.woff2') format('woff2'), url('/valehIntro/new/vazir/Vazir-Bold.woff') format('woff'), url('/valehIntro/new/vazir/Vazir-Bold.ttf') format('truetype');
            font-weight: bold;
            font-style: normal;
        }

        @font-face {
            font-family: Vazir;
            src: url('/valehIntro/new/vazir/Vazir-Black.eot');
            src: url('/valehIntro/new/vazir/Vazir-Black.eot?#iefix') format('embedded-opentype'), url('/valehIntro/new/vazir/Vazir-Black.woff2') format('woff2'), url('/valehIntro/new/vazir/Vazir-Black.woff') format('woff'), url('/valehIntro/new/vazir/Vazir-Black.ttf') format('truetype');
            font-weight: 900;
            font-style: normal;
        }

        @font-face {
            font-family: Vazir;
            src: url('/valehIntro/new/vazir/Vazir-Medium.eot');
            src: url('/valehIntro/new/vazir/Vazir-Medium.eot?#iefix') format('embedded-opentype'), url('/valehIntro/new/vazir/Vazir-Medium.woff2') format('woff2'), url('/valehIntro/new/vazir/Vazir-Medium.woff') format('woff'), url('/valehIntro/new/vazir/Vazir-Medium.ttf') format('truetype');
            font-weight: 500;
            font-style: normal;
        }

        @font-face {
            font-family: Vazir;
            src: url('/valehIntro/new/vazir/Vazir-Light.eot');
            src: url('/valehIntro/new/vazir/Vazir-Light.eot?#iefix') format('embedded-opentype'), url('/valehIntro/new/vazir/Vazir-Light.woff2') format('woff2'), url('/valehIntro/new/vazir/Vazir-Light.woff') format('woff'), url('/valehIntro/new/vazir/Vazir-Light.ttf') format('truetype');
            font-weight: 300;
            font-style: normal;
        }

        @font-face {
            font-family: Vazir;
            src: url('/valehIntro/new/vazir/Vazir-Thin.eot');
            src: url('/valehIntro/new/vazir/Vazir-Thin.eot?#iefix') format('embedded-opentype'), url('/valehIntro/new/vazir/Vazir-Thin.woff2') format('woff2'), url('/valehIntro/new/vazir/Vazir-Thin.woff') format('woff'), url('/valehIntro/new/vazir/Vazir-Thin.ttf') format('truetype');
            font-weight: 100;
            font-style: normal;
        }*/

    /* ----------------- DARK GALAXY (حالت پیش‌فرض کهکشانی تیره) ----------------- */
    html.dark-galaxy .galaxy-theme-body {
        background: radial-gradient(circle at 50% 30%, #0c1222 0%, #070a14 55%, #02040a 100%);
        color: #f1f5f9;
    }

    html.dark-galaxy .header-nav {
        background-color: rgba(7, 10, 20, 0.85);
        border-color: rgba(30, 41, 59, 0.8);
    }

    html.dark-galaxy .nav-brand-title {
        color: #ffffff;
    }

    html.dark-galaxy .nav-brand-sub {
        color: #94a3b8;
    }

    html.dark-galaxy .nav-link {
        color: #cbd5e1;
    }

    html.dark-galaxy .nav-link-active {
        background-color: #1e293b;
        color: #fb923c;
    }

    html.dark-galaxy .theme-toggle-btn {
        background-color: rgba(30, 41, 59, 0.8);
        border-color: rgba(51, 65, 85, 0.8);
        color: #f8fafc;
    }

    html.dark-galaxy .orbit-toggle-btn {
        background-color: rgba(30, 41, 59, 0.8);
        border-color: rgba(51, 65, 85, 0.8);
        color: #fb923c;
    }

    html.dark-galaxy .portal-btn-top {
        background-color: rgba(30, 41, 59, 0.6);
        border-color: rgba(71, 85, 105, 0.6);
        color: #f1f5f9;
    }

    html.dark-galaxy #mobileThemeToggle {
        background-color: #1e293b;
        border-color: #334155;
    }

    html.dark-galaxy .mobile-portal-badge {
        background-color: #1e293b;
        color: #fb923c;
    }

    html.dark-galaxy .mobile-menu-btn {
        background-color: #1e293b;
        border-color: #334155;
        color: #f1f5f9;
    }

    html.dark-galaxy .hero-title {
        color: #ffffff;
    }

    html.dark-galaxy .hero-sub {
        color: #94a3b8;
    }

    html.dark-galaxy .info-text {
        color: #94a3b8;
    }

    html.dark-galaxy .galaxy-badge {
        background-color: rgba(30, 41, 59, 0.7);
        border-color: rgba(51, 65, 85, 0.8);
        color: #fdba74;
    }

    html.dark-galaxy .announcements-header-border {
        border-color: rgba(51, 65, 85, 0.8);
    }

    html.dark-galaxy .announcement-header-title {
        color: #f8fafc;
    }

    html.dark-galaxy .announcement-card {
        background-color: rgba(15, 23, 42, 0.75);
        border-color: rgba(51, 65, 85, 0.7);
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
    }

        html.dark-galaxy .announcement-card:hover {
            background-color: rgba(30, 41, 59, 0.9);
            border-color: rgba(249, 115, 22, 0.6);
            box-shadow: 0 6px 20px rgba(249, 115, 22, 0.15);
        }

    html.dark-galaxy .orbit-svg-track {
        stroke: rgba(148, 163, 184, 0.25);
    }

    html.dark-galaxy .orbit-svg-inner {
        stroke: rgba(99, 102, 241, 0.25);
    }

    html.dark-galaxy .glow-blob-1 {
        background-color: rgba(14, 165, 233, 0.12);
    }

    html.dark-galaxy .glow-blob-2 {
        background-color: rgba(249, 115, 22, 0.12);
    }

    html.dark-galaxy .glow-blob-3 {
        background-color: rgba(139, 92, 246, 0.10);
    }

    html.dark-galaxy .center-aura {
        background: radial-gradient(circle, rgba(249, 115, 22, 0.25) 0%, rgba(14, 165, 233, 0.2) 60%, transparent 80%);
    }

    html.dark-galaxy .center-border-ring {
        border-color: rgba(255, 255, 255, 0.2);
    }

    html.dark-galaxy .center-sphere-card {
        /*background: radial-gradient(circle at 40% 40%, #1e293b, #0f172a);*/
        background: radial-gradient(circle at 40% 40%, #1e293b, #b0bbd6);
        border-color: rgba(255, 255, 255, 0.25);
    }

    html.dark-galaxy .center-badge {
        background-color: rgba(15, 23, 42, 0.95);
        border-color: rgba(51, 65, 85, 0.9);
        color: #e2e8f0;
    }

    html.dark-galaxy .planet-label {
        background-color: rgba(15, 23, 42, 0.95);
        border-color: rgba(51, 65, 85, 0.8);
        color: #f1f5f9;
    }

    html.dark-galaxy .mobile-stack-card {
        background-color: rgba(15, 23, 42, 0.9);
        border-color: rgba(51, 65, 85, 0.7);
    }

        html.dark-galaxy .mobile-stack-card:hover {
            border-color: rgba(249, 115, 22, 0.6);
            background-color: rgba(30, 41, 59, 0.95);
        }

    html.dark-galaxy .card-title {
        color: #f8fafc;
    }

    html.dark-galaxy .card-desc {
        color: #94a3b8;
    }

    html.dark-galaxy .footer-bar {
        background-color: rgba(7, 10, 20, 0.9);
        border-color: rgba(30, 41, 59, 0.8);
    }

    html.dark-galaxy .footer-title {
        color: #e2e8f0;
    }

    html.dark-galaxy .footer-sub {
        color: #64748b;
    }


    /* ----------------- LIGHT GALAXY (حالت کهکشانی روشن) ----------------- */
    html.light-galaxy .galaxy-theme-body {
        background: radial-gradient(circle at 50% 30%, #ffffff 0%, #f0f7ff 50%, #e2eefb 100%);
        color: #1e293b;
    }

    html.light-galaxy .header-nav {
        background-color: rgba(255, 255, 255, 0.90);
        border-color: rgba(226, 232, 240, 0.8);
    }

    html.light-galaxy .nav-brand-title {
        color: #0f172a;
    }

    html.light-galaxy .nav-brand-sub {
        color: #64748b;
    }

    html.light-galaxy .nav-link {
        color: #475569;
    }

    html.light-galaxy .nav-link-active {
        background-color: #f1f5f9;
        color: #ea580c;
    }

    html.light-galaxy .theme-toggle-btn {
        background-color: #ffffff;
        border-color: #e2e8f0;
        color: #334155;
    }

    html.light-galaxy .orbit-toggle-btn {
        background-color: #fff7ed;
        border-color: #fed7aa;
        color: #ea580c;
    }

    html.light-galaxy .portal-btn-top {
        background-color: #ffffff;
        border-color: #e2e8f0;
        color: #334155;
    }

    html.light-galaxy #mobileThemeToggle {
        background-color: #ffffff;
        border-color: #e2e8f0;
    }

    html.light-galaxy .mobile-portal-badge {
        background-color: #fff7ed;
        color: #ea580c;
    }

    html.light-galaxy .mobile-menu-btn {
        background-color: #ffffff;
        border-color: #e2e8f0;
        color: #334155;
    }

    html.light-galaxy .hero-title {
        color: #0f172a;
    }

    html.light-galaxy .hero-sub {
        color: #64748b;
    }

    html.light-galaxy .info-text {
        color: #64748b;
    }

    html.light-galaxy .galaxy-badge {
        background-color: rgba(255, 247, 237, 0.9);
        border-color: #fed7aa;
        color: #c2410c;
    }

    html.light-galaxy .announcements-header-border {
        border-color: rgba(226, 232, 240, 0.9);
    }

    html.light-galaxy .announcement-header-title {
        color: #0f172a;
    }

    html.light-galaxy .announcement-card {
        background-color: rgba(255, 255, 255, 0.85);
        border-color: rgba(226, 232, 240, 0.9);
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
    }

        html.light-galaxy .announcement-card:hover {
            background-color: #ffffff;
            border-color: rgba(249, 115, 22, 0.5);
            box-shadow: 0 6px 18px rgba(249, 115, 22, 0.12);
        }

    html.light-galaxy .orbit-svg-track {
        stroke: #cbd5e1;
    }

    html.light-galaxy .orbit-svg-inner {
        stroke: #e2e8f0;
    }

    html.light-galaxy .glow-blob-1 {
        background-color: rgba(14, 165, 233, 0.16);
    }

    html.light-galaxy .glow-blob-2 {
        background-color: rgba(249, 115, 22, 0.14);
    }

    html.light-galaxy .glow-blob-3 {
        background-color: rgba(16, 185, 129, 0.12);
    }

    html.light-galaxy .center-aura {
        background: radial-gradient(circle, rgba(249, 115, 22, 0.25) 0%, rgba(14, 165, 233, 0.2) 60%, transparent 80%);
    }

    html.light-galaxy .center-border-ring {
        border-color: rgba(255, 255, 255, 0.9);
    }

    html.light-galaxy .center-sphere-card {
        /*background: radial-gradient(circle at 40% 40%, #ffffff, #f0fdf4);*/
        background: radial-gradient(circle at 40% 40%, #fff, #ffe57f);
        border-color: #ffffff;
    }

    html.light-galaxy .center-badge {
        background-color: rgba(255, 255, 255, 0.95);
        border-color: #e2e8f0;
        color: #0f172a;
    }

    html.light-galaxy .planet-label {
        background-color: rgba(255, 255, 255, 0.95);
        border-color: #e2e8f0;
        color: #0f172a;
    }

    html.light-galaxy .mobile-stack-card {
        background-color: #ffffff;
        border-color: #e2e8f0;
    }

        html.light-galaxy .mobile-stack-card:hover {
            border-color: rgba(249, 115, 22, 0.5);
            background-color: #ffffff;
        }

    html.light-galaxy .card-title {
        color: #0f172a;
    }

    html.light-galaxy .card-desc {
        color: #64748b;
    }

    html.light-galaxy .footer-bar {
        background-color: rgba(255, 255, 255, 0.9);
        border-color: #e2e8f0;
    }

    html.light-galaxy .footer-title {
        color: #334155;
    }

    html.light-galaxy .footer-sub {
        color: #94a3b8;
    }


/* =========================================================
   COMMON ANIMATIONS & ORBIT DYNAMICS (9 PLANETS)
   ========================================================= */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeIn {
    animation: fadeIn 0.25s ease-out forwards;
}

.mobile-stack-card {
    transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

    .mobile-stack-card:hover {
        box-shadow: 0 6px 18px -2px rgba(249, 115, 22, 0.15);
        transform: translateY(-2px);
    }

    .mobile-stack-card:active {
        transform: scale(0.98);
    }

/* Desktop Orbit Dynamics */
@media (min-width: 768px) {
    /* ---- 3D Tilted Solar Orbit (موقعیت‌ها توسط js/main.js محاسبه می‌شوند) ---- */
    .solar-orbit-layer {
        pointer-events: none; /* لایه کلیک‌ها را نگیرد؛ فقط سیاره‌ها */
    }

    .orbit-svg-front {
        z-index: 25; /* بالای دانش‌آموز (z-20)، زیر سیاره‌های جلویی */
    }

    .planet-slot {
        position: absolute;
        top: 50%;
        left: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        transform-origin: 0 0;
        will-change: transform, opacity;
        pointer-events: auto;
        backface-visibility: hidden;
    }

    .planet-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        cursor: pointer;
        transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        position: relative;
    }

        .planet-container:hover {
            transform: scale(1.22);
            z-index: 50;
        }

    .planet-sphere {
        width: 64px;
        height: 64px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        box-shadow: 0 10px 22px -3px rgba(0,0,0,0.22);
        border: 3px solid #ffffff;
        transition: all 0.3s ease;
    }

    .planet-atmosphere {
        position: absolute;
        inset: -5px;
        border-radius: 50%;
        filter: blur(7px);
        pointer-events: none;
    }

    .planet-ring {
        position: absolute;
        top: 50%;
        left: 50%;
        width: 145%;
        height: 38%;
        border-radius: 50%;
        border: 3px solid;
        transform: translate(-50%, -50%) rotate(-25deg);
        pointer-events: none;
    }

    .planet-label {
        margin-top: 6px;
        backdrop-filter: blur(6px);
        padding: 3px 10px;
        border-radius: 9999px;
        border-width: 1px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
        white-space: nowrap;
        transition: all 0.25s ease;
    }

    .planet-container:hover .planet-label {
        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
        transform: translateY(2px);
    }
}