/* Cisco Secure Access section (index page only).
   Every rule is scoped under .csa so nothing else on the site is affected. */

.csa {
    position: relative;
    overflow: hidden;
    padding: 70px 0 56px;
    color: #d3e8fa;
    background:
        radial-gradient(800px 380px at 0% 0%, rgba(0, 188, 235, .22), transparent 62%),
        radial-gradient(700px 380px at 100% 100%, rgba(11, 90, 163, .45), transparent 62%),
        linear-gradient(180deg, #04182d 0%, #062a4b 100%);
}
.csa::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(127, 220, 255, .12) 1px, transparent 1px);
    background-size: 26px 26px;
    pointer-events: none;
}
.csa .container { position: relative; z-index: 1; }

/* ---------- intro ---------- */
.csa-badge {
    display: inline-flex;
    align-items: center;
    margin-bottom: 18px;
    padding: 7px 18px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: #fff;
    border-radius: 999px;
    background: linear-gradient(90deg, #0b5aa3, #00bceb);
    box-shadow: 0 6px 20px rgba(0, 188, 235, .35);
}
.csa-badge i {
    width: 9px;
    height: 9px;
    margin-right: 9px;
    border-radius: 50%;
    background: #d6312f;
    animation: csa-pulse 1.6s ease-out infinite;
}
@keyframes csa-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(214, 49, 47, .7); }
    100% { box-shadow: 0 0 0 10px rgba(214, 49, 47, 0); }
}
.csa-title {
    margin: 0 0 12px;
    font-size: 46px;
    line-height: 1.12;
    font-weight: 700;
    color: #fff;
}
.csa-title span { color: #27d3ff; }
.csa-tagline {
    margin: 0 0 14px;
    font-size: 22px;
    font-weight: 600;
    color: #fff;
}
.csa-lead {
    margin: 0 0 22px;
    font-size: 17px;
    line-height: 1.7;
    color: #aac8e6;
}
.csa-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0 0 28px;
    padding: 0;
    list-style: none;
}
.csa-chips li {
    padding: 7px 14px;
    font-size: 14px;
    color: #e3f2ff;
    border: 1px solid rgba(39, 211, 255, .45);
    border-radius: 999px;
    background: rgba(255, 255, 255, .05);
}
.csa-chips li::before {
    content: "\2713";
    margin-right: 7px;
    font-weight: 700;
    color: #34e0a1;
}
.csa-btn {
    display: inline-block;
    margin: 0 10px 10px 0;
    padding: 13px 28px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: .5px;
    text-decoration: none !important;
    border-radius: 8px;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.csa-btn:hover { transform: translateY(-2px); }
.csa-btn-primary {
    color: #fff !important;
    background: linear-gradient(90deg, #0b5aa3, #00bceb);
    box-shadow: 0 8px 24px rgba(0, 188, 235, .4);
}
.csa-btn-ghost {
    color: #fff !important;
    border: 2px solid rgba(255, 255, 255, .55);
}
.csa-btn-ghost:hover { background: rgba(255, 255, 255, .1); }

.csa-hero-img {
    display: block;
    width: 100%;
    max-width: 560px;
    margin: 0 auto;
    animation: csa-float 6s ease-in-out infinite;
}
@keyframes csa-float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-9px); }
}

/* ---------- features ---------- */
.csa-head { margin: 58px 0 32px; text-align: center; }
.csa-head h3 {
    margin: 0 0 12px;
    font-size: 30px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #fff;
}
.csa-head p { margin: 0; font-size: 16px; color: #91b3d3; }
.csa-head .csa-bar {
    width: 90px;
    height: 4px;
    margin: 16px auto 0;
    border-radius: 4px;
    background: linear-gradient(90deg, #00bceb, #ffd34d);
}

.csa-card {
    height: calc(100% - 24px);
    margin-bottom: 24px;
    padding: 28px 24px;
    text-align: center;
    border: 1px solid rgba(39, 211, 255, .28);
    border-radius: 16px;
    background: rgba(255, 255, 255, .05);
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease, background .25s ease;
}
.csa-card:hover {
    transform: translateY(-6px);
    border-color: rgba(39, 211, 255, .9);
    background: rgba(255, 255, 255, .09);
    box-shadow: 0 16px 36px rgba(0, 0, 0, .35);
}
.csa-card img { width: 72px; height: 72px; margin-bottom: 18px; }
.csa-card h4 { margin: 0 0 10px; font-size: 19px; font-weight: 700; color: #fff; }
.csa-card p  { margin: 0; font-size: 15px; line-height: 1.65; color: #aac8e6; }

/* ---------- strip + CTA ---------- */
.csa-strip {
    margin-top: 8px;
    padding: 20px 26px;
    text-align: center;
    font-size: 16px;
    line-height: 1.6;
    color: #bfe6ff;
    border: 1px dashed rgba(39, 211, 255, .5);
    border-radius: 14px;
    background: rgba(255, 255, 255, .04);
}
.csa-strip strong { color: #fff; }

.csa-cta {
    margin-top: 26px;
    padding: 32px 38px;
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 18px;
    background: linear-gradient(100deg, rgba(0, 188, 235, .45), rgba(11, 90, 163, .6));
}
.csa-cta h4 { margin: 0 0 8px; font-size: 26px; font-weight: 700; color: #fff; }
.csa-cta p  { margin: 0; font-size: 16px; line-height: 1.6; color: #e3f2ff; }
.csa-cta .csa-btn { margin: 0; }
.csa-btn-light {
    color: #06243f !important;
    background: #fff;
    box-shadow: 0 8px 22px rgba(0, 0, 0, .25);
}

.csa-note {
    margin: 22px 0 0;
    font-size: 12px;
    text-align: center;
    color: #7894b3;
}

/* ---------- responsive ---------- */
@media (max-width: 991px) {
    .csa { padding: 50px 0 44px; }
    .csa-title { font-size: 38px; }
    .csa-hero-img { margin-top: 30px; max-width: 460px; }
    .csa-cta { text-align: center; }
    .csa-cta .csa-btn { margin-top: 18px; }
}
@media (max-width: 575px) {
    .csa-title { font-size: 32px; }
    .csa-tagline { font-size: 19px; }
    .csa-head h3 { font-size: 24px; }
    .csa-cta { padding: 26px 20px; }
}
@media (prefers-reduced-motion: reduce) {
    .csa-hero-img, .csa-badge i { animation: none; }
    .csa-card, .csa-btn { transition: none; }
}