/* ============================================
   SPACETREEBOT – LANDING PAGE THEME
   Midnight AI + Electric Purple
   ============================================ */


/* =========================
   PRIMARY BRAND COLOR
   ========================= */
:root {
    --primary-color: #7c3aed;
}


/* =========================
   NAVBAR
   ========================= */
.ud-header {
    background: rgba(11, 17, 32, 0.85) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
}

/* Navbar links */
.ud-header .navbar-nav .nav-link {
    color: #e5e7eb !important;
    font-weight: 500;
    transition: 0.3s ease;
}

.ud-header .navbar-nav .nav-link:hover {
    color: #8b5cf6 !important;
}


/* =========================
   HERO / FEATURE SECTION
   ========================= */
.ud-about-wrapper {
    background: linear-gradient(
        135deg,
        #0b1120 0%,
        #1e1b4b 50%,
        #2563eb 100%
    ) !important;
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

/* Optional subtle glow effect */
.ud-about-wrapper::before {
    content: "";
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.4), transparent 70%);
    top: -200px;
    right: -200px;
    filter: blur(100px);
    z-index: 0;
}

.ud-about-wrapper * {
    position: relative;
    z-index: 1;
}


/* =========================
   BUTTON STYLING
   ========================= */
.btn,
.ud-main-btn {
    background: linear-gradient(90deg, #7c3aed, #2563eb);
    border: none;
    color: #ffffff !important;
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    transition: 0.3s ease;
}

.btn:hover,
.ud-main-btn:hover {
    background: linear-gradient(90deg, #8b5cf6, #3b82f6);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(124, 58, 237, 0.4);
}


/* =========================
   SECTION TITLES
   ========================= */
.section-title h2,
.ud-section-title h2 {
    color: #7c3aed;
    font-weight: 700;
}


/* =========================
   FEATURE CARDS
   ========================= */
.ud-single-feature,
.ud-about-box {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border-radius: 16px;
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
}

.ud-single-feature:hover,
.ud-about-box:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(124, 58, 237, 0.3);
}


/* =========================
   FOOTER
   ========================= */
.footer,
.ud-footer {
    background: #0b1120 !important;
    color: #9ca3af;
}

.footer a,
.ud-footer a {
    color: #8b5cf6;
}

.footer a:hover,
.ud-footer a:hover {
    color: #a78bfa;
}


/* =========================
   SMOOTH TRANSITIONS
   ========================= */
body, a, button {
    transition: all 0.3s ease;
}