@font-face {
    font-family: "IRANSansWeb";
    src: url("/fonts/IRANSansWeb.ttf") format("truetype");
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

:root {
    --ll-ink: #0f172a;
    --ll-muted: #5b6472;
    --ll-line: rgba(15, 23, 42, 0.1);
    --ll-surface: #ffffff;
    --ll-bg: #f3f6f4;
    --ll-accent: #ea580c;
    --ll-accent-deep: #c2410c;
    --ll-deep: #0f172a;
    --ll-glow: rgba(234, 88, 12, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: "IRANSansWeb", Tahoma, sans-serif;
    color: #0f172a;
    background:
        radial-gradient(circle at 12% -10%, rgba(234, 88, 12, 0.16), transparent 40%),
        radial-gradient(circle at 90% 0%, rgba(15, 23, 42, 0.08), transparent 35%),
        var(--ll-bg);
    line-height: 1.7;
}
a { color: inherit; }
.ll-container { width: min(1100px, 92%); margin: 0 auto; }
.ll-preview-banner {
    background: #0f172a;
    color: #fdba74;
    text-align: center;
    font-size: 13px;
    padding: 8px 12px;
}
.ll-nav {
    position: sticky;
    top: 0;
    z-index: 30;
    backdrop-filter: blur(12px);
    background: rgba(243, 246, 244, 0.85);
    border-bottom: 1px solid var(--ll-line);
}
.ll-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
}
.ll-brand {
    font-weight: 800;
    font-size: 1.05rem;
    text-decoration: none;
    letter-spacing: -0.02em;
}
.ll-nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    align-items: center;
}
.ll-nav-links a {
    text-decoration: none;
    color: var(--ll-muted);
    font-size: 0.92rem;
}
.ll-nav-links a:hover { color: var(--ll-accent-deep); }
.ll-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.92rem;
    border: 1px solid transparent;
    transition: transform .2s ease, background .2s ease;
}
.ll-btn:hover { transform: translateY(-1px); }
.ll-btn-primary {
    background: var(--ll-accent);
    color: #fff;
    box-shadow: 0 12px 30px var(--ll-glow);
}
.ll-btn-primary:hover { background: var(--ll-accent-deep); }
.ll-btn-ghost {
    background: rgba(255,255,255,0.7);
    border-color: var(--ll-line);
    color: #0f172a;
}
.ll-hero {
    min-height: min(88vh, 760px);
    display: grid;
    align-items: end;
    padding: 72px 0 56px;
    position: relative;
    overflow: hidden;
}
.ll-hero::before {
    content: "";
    position: absolute;
    inset: 8% auto auto 55%;
    width: min(42vw, 420px);
    height: min(42vw, 420px);
    border-radius: 40% 60% 55% 45%;
    background:
        linear-gradient(145deg, rgba(234, 88, 12, 0.45), rgba(15, 23, 42, 0.55));
    filter: blur(2px);
    opacity: 0.9;
}
.ll-hero-content { position: relative; z-index: 1; max-width: 40rem; }
.ll-eyebrow {
    display: inline-block;
    background: rgba(234, 88, 12, 0.12);
    color: var(--ll-accent-deep);
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 18px;
}
.ll-hero h1 {
    margin: 0 0 16px;
    font-size: clamp(2.3rem, 5vw, 3.8rem);
    line-height: 1.15;
    letter-spacing: -0.04em;
}
.ll-hero p {
    margin: 0 0 28px;
    color: var(--ll-muted);
    font-size: 1.08rem;
    max-width: 34rem;
}
.ll-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.ll-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin: 40px 0 0;
}
.ll-metric {
    background: rgba(255,255,255,0.82);
    border: 1px solid var(--ll-line);
    border-radius: 18px;
    padding: 16px;
}
.ll-metric strong {
    display: block;
    font-size: 1.35rem;
    color: var(--ll-accent-deep);
    margin-bottom: 2px;
}
.ll-metric span { color: var(--ll-muted); font-size: 0.86rem; }
.ll-section { padding: 64px 0; }
.ll-section-head { margin-bottom: 28px; max-width: 38rem; }
.ll-section-head h2 {
    margin: 0;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    letter-spacing: -0.03em;
}
.ll-section-head p { margin: 10px 0 0; color: var(--ll-muted); }
.ll-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}
.ll-feature {
    background: var(--ll-surface);
    border: 1px solid var(--ll-line);
    border-radius: 22px;
    padding: 22px;
    transition: transform .2s ease, box-shadow .2s ease;
}
.ll-feature:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
}
.ll-feature h3 { margin: 0 0 8px; font-size: 1.1rem; }
.ll-feature p { margin: 0; color: var(--ll-muted); }
.ll-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}
.ll-step {
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 24px;
    padding: 24px;
    min-height: 180px;
}
.ll-step-num {
    display: inline-grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 999px;
    background: rgba(234, 88, 12, 0.2);
    color: #fdba74;
    font-weight: 800;
    margin-bottom: 14px;
}
.ll-step h3 { margin: 0 0 8px; color: #fff; }
.ll-step p { margin: 0; color: #94a3b8; }
.ll-quote {
    background: linear-gradient(135deg, #fff7ed, #ffffff);
    border: 1px solid rgba(234, 88, 12, 0.2);
    border-radius: 28px;
    padding: 32px;
}
.ll-quote blockquote {
    margin: 0 0 18px;
    font-size: 1.35rem;
    line-height: 1.6;
    letter-spacing: -0.02em;
}
.ll-quote cite {
    display: block;
    font-style: normal;
    color: var(--ll-muted);
    font-size: 0.92rem;
}
.ll-faq { display: grid; gap: 10px; }
.ll-faq details {
    background: var(--ll-surface);
    border: 1px solid var(--ll-line);
    border-radius: 16px;
    padding: 16px 18px;
}
.ll-faq summary {
    cursor: pointer;
    font-weight: 700;
    list-style: none;
}
.ll-faq summary::-webkit-details-marker { display: none; }
.ll-faq p { margin: 10px 0 0; color: var(--ll-muted); }
.ll-cta {
    background:
        radial-gradient(circle at 100% 0%, rgba(234, 88, 12, 0.35), transparent 45%),
        #0f172a;
    color: #fff;
    border-radius: 28px;
    padding: 36px;
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: center;
}
.ll-cta h2 { margin: 0 0 8px; font-size: 1.7rem; }
.ll-cta p { margin: 0; color: #94a3b8; }
.ll-contact {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 16px;
}
.ll-contact-card,
.ll-contact-form {
    background: var(--ll-surface);
    border: 1px solid var(--ll-line);
    border-radius: 24px;
    padding: 24px;
}
.ll-contact-meta { display: grid; gap: 10px; margin-top: 16px; }
.ll-contact-meta div {
    background: #fff7ed;
    border-radius: 14px;
    padding: 12px 14px;
}
.ll-contact-meta strong {
    display: block;
    font-size: 0.8rem;
    color: var(--ll-muted);
}
.ll-contact-form form { display: grid; gap: 12px; }
.ll-contact-form input,
.ll-contact-form textarea {
    width: 100%;
    border: 1px solid var(--ll-line);
    border-radius: 12px;
    padding: 12px 14px;
    font: inherit;
    background: #fff;
}
.ll-footer {
    margin-top: 40px;
    border-top: 1px solid var(--ll-line);
    padding: 28px 0;
    color: var(--ll-muted);
    font-size: 0.9rem;
}
.ll-footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

@media (max-width: 900px) {
    .ll-hero::before { inset: auto -10% 10% auto; width: 220px; height: 220px; opacity: 0.55; }
    .ll-metrics,
    .ll-features,
    .ll-steps,
    .ll-contact { grid-template-columns: 1fr; }
    .ll-cta { flex-direction: column; align-items: start; }
}