/* ============================================================
   دورنما — تم تیره + Glassmorphism + انیمیشن
   ============================================================ */
:root {
    --bg: #0f0f1a;
    --bg2: #161624;
    --card: rgba(30, 30, 48, 0.55);
    --card-solid: #1e1e30;
    --border: rgba(124, 108, 255, 0.18);
    --border-soft: #2a2a40;
    --accent: #7c6cff;
    --accent2: #5b4bd6;
    --accent-glow: rgba(124, 108, 255, 0.45);
    --text: #eceaf6;
    --muted: #9a96b3;
    --success: #4ade80;
    --danger: #f87171;
    --warning: #fde047;
}

/* ---------- Override رنگ‌های Bootstrap برای تم تیره ---------- */
.text-secondary { color: var(--muted) !important; }
.text-danger { color: var(--danger) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: #93c5fd !important; }
.text-muted { color: var(--muted) !important; }

hr {
    border-color: var(--border-soft);
    opacity: 1;
}

.btn-close {
    filter: invert(1) brightness(1.4);
}

/* جدول‌های Bootstrap (مثلاً جدول عیب‌یابی) */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--muted);
    --bs-table-border-color: var(--border-soft);
    --bs-table-hover-bg: rgba(124,108,255,.06);
    --bs-table-hover-color: var(--text);
    color: var(--muted);
}
.table thead th {
    color: var(--text);
    border-bottom-color: var(--border-soft);
}
.table tbody tr:hover { color: var(--text); }

/* Alert‌های Bootstrap */
.alert { border-radius: 12px; }
.alert-info {
    background: rgba(59,130,246,.1);
    border: 1px solid rgba(59,130,246,.3);
    color: #93c5fd;
}
.alert-success {
    background: rgba(74,222,128,.1);
    border: 1px solid rgba(74,222,128,.3);
    color: #86efac;
}
.alert-warning {
    background: rgba(250,204,21,.1);
    border: 1px solid rgba(250,204,21,.3);
    color: #fde047;
}
.alert-danger {
    background: rgba(248,113,113,.1);
    border: 1px solid rgba(248,113,113,.3);
    color: #fca5a5;
}
.alert .alert-link { color: inherit; text-decoration: underline; }

/* لینک‌های پیش‌فرض Bootstrap */
a { color: var(--accent); }
a:hover { color: #9d8fff; }

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: "Vazirmatn", Tahoma, sans-serif;
    overflow-x: hidden;
}

::selection { background: var(--accent); color: #fff; }

/* اسکرول‌بار */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #33334d; border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ---------- Glass card ---------- */
.glass-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.glass-card:hover {
    border-color: var(--accent);
    box-shadow: 0 8px 40px -12px var(--accent-glow);
}

/* ---------- نوار بالا ---------- */
.navbar {
    background: rgba(15, 15, 26, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-soft);
    transition: background .3s;
}
.navbar.scrolled {
    background: rgba(15, 15, 26, 0.97);
    box-shadow: 0 4px 30px rgba(0,0,0,.4);
}
.brand-icon { font-size: 1.3rem; margin-left: 4px; }
.navbar-brand {
    color: var(--text) !important;
    font-size: 1.4rem;
    font-weight: 800;
}
.navbar-brand:hover { color: var(--accent) !important; }
.nav-link {
    color: var(--muted) !important;
    font-weight: 500;
    margin: 0 2px;
    padding: 8px 12px !important;
    border-radius: 8px;
    transition: color .2s, background .2s;
}
.nav-link:hover { color: var(--text) !important; background: rgba(124,108,255,.1); }
.nav-link.active { color: var(--accent) !important; background: rgba(124,108,255,.12); }
.navbar-toggler { border-color: var(--border-soft); }
.navbar-toggler-icon { filter: invert(1); }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    padding: 150px 0 90px;
    text-align: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(900px 420px at 50% -5%, rgba(124, 108, 255, 0.30), transparent 70%),
        radial-gradient(600px 300px at 15% 20%, rgba(91, 75, 214, 0.18), transparent 70%),
        radial-gradient(600px 300px at 85% 30%, rgba(124, 108, 255, 0.12), transparent 70%);
    pointer-events: none;
}
/* شبکه‌ی نقطه‌ای پس‌زمینه */
.hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(124,108,255,.12) 1px, transparent 1px);
    background-size: 28px 28px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,.6), transparent 80%);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,.6), transparent 80%);
}
.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.15;
    background: linear-gradient(135deg, #fff 30%, var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-sub {
    display: block;
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--muted);
    -webkit-text-fill-color: var(--muted);
    margin-top: .4rem;
}
.hero-desc {
    color: var(--muted);
    font-size: 1.15rem;
    max-width: 640px;
    margin: 1.4rem auto 0;
    line-height: 2;
}

/* ---------- دکمه‌ها ---------- */
.btn-accent {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    border: none;
    padding: .7rem 1.8rem;
    border-radius: 12px;
    font-weight: 600;
    transition: transform .2s, box-shadow .2s, filter .2s;
}
.btn-accent:hover, .btn-accent:focus {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -8px var(--accent-glow);
    filter: brightness(1.1);
}
.btn-glass {
    background: rgba(255,255,255,.05);
    border: 1px solid var(--border-soft);
    color: var(--text);
    padding: .7rem 1.8rem;
    border-radius: 12px;
    transition: background .2s, border-color .2s, transform .2s;
}
.btn-glass:hover {
    background: rgba(124,108,255,.12);
    border-color: var(--accent);
    color: #fff;
    transform: translateY(-2px);
}

/* ---------- بخش‌ها ---------- */
.section { position: relative; }
.section-tag {
    display: inline-block;
    background: rgba(124,108,255,.14);
    color: var(--accent);
    font-weight: 600;
    font-size: .85rem;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 12px;
    border: 1px solid var(--border);
}
.section-title {
    font-weight: 800;
    font-size: 2rem;
    margin-bottom: .6rem;
}
.section-sub { color: var(--muted); font-size: 1.05rem; }

.page-head {
    padding: 130px 0 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-head::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(700px 300px at 50% 0%, rgba(124,108,255,.18), transparent 70%);
    pointer-events: none;
}
.page-head h1 { font-weight: 900; font-size: 2.6rem; position: relative; }
.page-head p { color: var(--muted); position: relative; }

/* ---------- آمار Hero ---------- */
.hero-stats {
    margin-top: 3.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-soft);
}
.stat-num {
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
}
.stat-num-sm {
    font-size: 2rem;
    font-weight: 900;
    line-height: 1;
}
.stat-label { color: var(--muted); font-size: .9rem; margin-top: 6px; }

/* ---------- کارت امکانات ---------- */
.feature-card { position: relative; overflow: hidden; }
.feature-card::before {
    content: "";
    position: absolute;
    top: -40px; left: -40px;
    width: 120px; height: 120px;
    background: radial-gradient(circle, rgba(124,108,255,.25), transparent 70%);
    opacity: 0;
    transition: opacity .3s;
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
    font-size: 2.4rem;
    width: 64px; height: 64px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(124,108,255,.12);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 1rem;
}
.feature-card h5 { font-weight: 700; margin-bottom: .6rem; }
.feature-card p { color: var(--muted); font-size: .95rem; line-height: 1.9; }
.feature-tag {
    display: inline-block;
    margin-top: .8rem;
    font-size: .78rem;
    color: var(--accent);
    background: rgba(124,108,255,.1);
    border: 1px solid var(--border);
    padding: 4px 12px;
    border-radius: 999px;
}

/* ---------- مراحل ---------- */
.step-card { position: relative; }
.step-num {
    width: 52px; height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 1.3rem;
    margin: 0 auto 1rem;
    box-shadow: 0 8px 24px -6px var(--accent-glow);
}
.step-card h5 { font-weight: 700; }

/* ---------- جدول مقایسه ---------- */
.compare-table {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
}
.compare-table thead th {
    border-bottom: 1px solid var(--border-soft);
    color: var(--text);
    font-weight: 700;
    padding: 16px;
}
.compare-table tbody td {
    border-color: var(--border-soft);
    color: var(--muted);
    padding: 14px 16px;
}
.compare-table tbody tr:hover { background: rgba(124,108,255,.06); }
.check { color: var(--success); font-weight: 700; font-size: 1.1rem; }
.cross { color: var(--danger); font-weight: 700; font-size: 1.1rem; }

/* ---------- پلتفرم‌ها ---------- */
.platform-card {
    position: relative;
    overflow: hidden;
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.platform-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 8px 30px -10px var(--accent-glow);
}
.platform-icon {
    font-size: 2.2rem;
    margin-bottom: .5rem;
}
.platform-name {
    font-weight: 700;
    font-size: .95rem;
    margin-bottom: .4rem;
}

/* ---------- مصادیق استفاده ---------- */
.usecase-card {
    position: relative;
    overflow: hidden;
}
.usecase-card::before {
    content: "";
    position: absolute;
    top: -40px; right: -40px;
    width: 120px; height: 120px;
    background: radial-gradient(circle, rgba(124,108,255,.2), transparent 70%);
    opacity: 0;
    transition: opacity .3s;
}
.usecase-card:hover::before { opacity: 1; }
.usecase-icon {
    font-size: 2.4rem;
    width: 64px; height: 64px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(124,108,255,.12);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin: 0 auto 1rem;
}
.usecase-card h5 { font-weight: 700; margin-bottom: .6rem; }
.usecase-card p { color: var(--muted); font-size: .95rem; line-height: 1.9; }

/* ---------- قیمت‌گذاری ---------- */
.pricing-card {
    position: relative;
    overflow: hidden;
}
.pricing-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.pricing-pro::before {
    background: linear-gradient(90deg, transparent, #facc15, transparent);
}
.pricing-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-soft);
    color: var(--muted);
    font-size: .95rem;
}
.pricing-list li:last-child { border-bottom: none; }

/* ---------- نظرات ---------- */
.testimonial-card { position: relative; }
.testimonial-card::before {
    content: "”";
    position: absolute;
    top: 10px; left: 20px;
    font-size: 4rem;
    color: rgba(124,108,255,.2);
    font-family: Georgia, serif;
    line-height: 1;
}
.stars { color: #facc15; letter-spacing: 2px; margin-bottom: .8rem; }
.testimonial-card p { color: var(--muted); line-height: 1.9; font-size: .95rem; }
.avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

/* ---------- آکاردئون ---------- */
.accordion-item {
    background: var(--card);
    border: 1px solid var(--border-soft);
    color: var(--text);
    border-radius: 14px !important;
    margin-bottom: 12px;
    overflow: hidden;
}
.accordion-item:not(:last-child) { border-bottom: 1px solid var(--border-soft); }
.accordion-button {
    background: transparent;
    color: var(--text);
    font-weight: 600;
    padding: 18px 20px;
}
.accordion-button:not(.collapsed) {
    background: rgba(124,108,255,.08);
    color: var(--accent);
    box-shadow: none;
}
.accordion-button::after { filter: invert(1) brightness(1.6); }
.accordion-body { color: var(--muted); line-height: 1.9; }
.accordion-body a { color: var(--accent); }
.accordion-body code {
    background: rgba(124,108,255,.12);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: .85em;
    direction: ltr;
    unicode-bidi: embed;
}
.accordion-body .alert { border-radius: 12px; }
.accordion-body .alert-info { background: rgba(59,130,246,.1); border: 1px solid rgba(59,130,246,.3); color: #93c5fd; }
.accordion-body .alert-success { background: rgba(74,222,128,.1); border: 1px solid rgba(74,222,128,.3); color: #86efac; }
.accordion-body .alert-warning { background: rgba(250,204,21,.1); border: 1px solid rgba(250,204,21,.3); color: #fde047; }

/* ---------- CTA ---------- */
.cta-box {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(500px 200px at 50% 0%, rgba(124,108,255,.25), transparent 70%),
        var(--card);
}
.cta-box h2 { font-size: 1.8rem; }

/* ---------- دانلود ---------- */
.download-card {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(400px 200px at 50% 0%, rgba(124,108,255,.2), transparent 70%),
        var(--card);
}
.download-icon { font-size: 4rem; }
.download-card .badge-soft { font-size: .9rem; }

/* ---------- تایم‌لاین ---------- */
.timeline { position: relative; padding-right: 30px; }
.timeline::before {
    content: "";
    position: absolute;
    right: 8px; top: 0; bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), transparent);
}
.timeline-item { position: relative; padding-bottom: 24px; }
.timeline-dot {
    position: absolute;
    right: -28px; top: 20px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(124,108,255,.2);
}
.timeline-content { margin-right: 10px; }
.timeline-date {
    display: inline-block;
    font-size: .8rem;
    color: var(--accent);
    background: rgba(124,108,255,.1);
    border: 1px solid var(--border);
    padding: 3px 12px;
    border-radius: 999px;
    margin-bottom: 8px;
}
.timeline-content h5 { font-weight: 700; margin-bottom: .4rem; }

/* ---------- تیم ---------- */
.team-card { text-align: center; }
.team-avatar {
    font-size: 3rem;
    width: 80px; height: 80px;
    margin: 0 auto 1rem;
    display: flex; align-items: center; justify-content: center;
    background: rgba(124,108,255,.12);
    border: 1px solid var(--border);
    border-radius: 50%;
}
.team-card h5 { font-weight: 700; margin-bottom: .4rem; }

/* ---------- Changelog ---------- */
.changelog-version {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
}
.changelog-item { margin-bottom: 30px; }

/* ---------- فرم ---------- */
.form-control, .form-select {
    background: rgba(15,15,26,.6);
    border: 1px solid var(--border-soft);
    color: var(--text);
    border-radius: 10px;
}
.form-control:focus, .form-select:focus {
    background: rgba(15,15,26,.8);
    border-color: var(--accent);
    box-shadow: 0 0 0 .2rem rgba(124,108,255,.15);
    color: var(--text);
}
.form-control::placeholder { color: #6f6b8a; }
.form-label { color: var(--text); font-weight: 500; }
.contact-icon {
    font-size: 1.6rem;
    width: 52px; height: 52px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(124,108,255,.1);
    border: 1px solid var(--border);
    border-radius: 14px;
    flex-shrink: 0;
}

/* ---------- فوتر ---------- */
.footer {
    background: var(--bg2);
    border-top: 1px solid var(--border-soft);
    color: var(--muted);
    padding: 60px 0 30px;
    margin-top: 60px;
}
.footer h5, .footer h6 { color: var(--text); }
.footer a { color: var(--muted); text-decoration: none; transition: color .2s; }
.footer a:hover { color: var(--accent); }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-divider { border-color: var(--border-soft); margin: 30px 0 20px; }
.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px; height: 40px;
    border-radius: 10px;
    background: rgba(124,108,255,.1);
    border: 1px solid var(--border);
    font-size: 1.1rem;
    transition: background .2s, transform .2s;
}
.social-icon:hover { background: rgba(124,108,255,.25); transform: translateY(-2px); }

/* ---------- بج ---------- */
.badge-soft {
    background: rgba(124,108,255,.14);
    color: var(--accent);
    font-weight: 600;
    border: 1px solid var(--border);
}

/* ---------- انیمیشن ظهور (scroll reveal) ---------- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Bootstrap dark theme overrides ---------- */

/* Text utility classes */
.text-secondary { color: var(--muted) !important; }
.text-danger { color: var(--danger) !important; }
.text-success { color: var(--success) !important; }

/* Links */
a { color: var(--accent); }
a:hover, a:focus { color: var(--accent); filter: brightness(1.15); }

/* Horizontal rule */
hr { border-color: var(--border-soft); opacity: 1; }

/* Alerts */
.alert { border-radius: 12px; }
.alert-info { background: rgba(59,130,246,.1); border: 1px solid rgba(59,130,246,.3); color: #93c5fd; }
.alert-success { background: rgba(74,222,128,.1); border: 1px solid rgba(74,222,128,.3); color: #86efac; }
.alert-warning { background: rgba(250,204,21,.1); border: 1px solid rgba(250,204,21,.3); color: #fde047; }
.alert-danger { background: rgba(248,113,113,.1); border: 1px solid rgba(248,113,113,.3); color: #fca5a5; }

/* Close button (X) */
.btn-close { filter: invert(1) brightness(1.6); }

/* Tables */
.table { --bs-table-bg: transparent; --bs-table-border-color: var(--border-soft); color: var(--muted); }
.table > :not(caption) > * > * { border-color: var(--border-soft); }
.table thead th { color: var(--text); }
.table-dark { --bs-table-bg: rgba(30,30,48,.5); --bs-table-color: var(--text); --bs-table-border-color: var(--border-soft); }
.table-dark > :not(caption) > * > * { border-color: var(--border-soft); }
.table-dark thead th { color: var(--text); border-bottom-color: var(--border-soft); }

/* ---------- ریسپنسیو ---------- */
@media (max-width: 991px) {
    .hero { padding: 120px 0 60px; }
    .hero-title { font-size: 3rem; }
    .hero-sub { font-size: 1.3rem; }
    .navbar-collapse {
        background: rgba(15,15,26,.97);
        border-radius: 14px;
        padding: 16px;
        margin-top: 12px;
        border: 1px solid var(--border-soft);
    }
}
@media (max-width: 575px) {
    .hero { padding: 100px 0 40px; }
    .hero-title { font-size: 2.3rem; }
    .hero-sub { font-size: 1.1rem; }
    .hero-desc { font-size: 1rem; }
    .section-title { font-size: 1.5rem; }
    .page-head { padding: 100px 0 20px; }
    .page-head h1 { font-size: 1.9rem; }
    .stat-num { font-size: 2rem; }
    .compare-table { font-size: .85rem; }
    .compare-table thead th, .compare-table tbody td { padding: 10px 8px; }
}