/* ===============================
   GLOBAL RESET & BASE
   =============================== */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 20px; /* master scale for rem */
}

body {
    font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: #1f2933;
    background-color: #f4f6f8;
}

/* ===============================
   TOP UTILITY BAR
   =============================== */

.top-bar {
    background-color: #111827;
    color: #e5e7eb;
    font-size: 0.85rem;
}

.top-bar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 8px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-social,
.top-info,
.top-auth {
    display: flex;
    align-items: center;
}

.top-info a,
.top-auth a,
.top-social a {
    color: #e5e7eb;
    text-decoration: none;
    margin-right: 16px;
}

.top-auth a {
    margin-right: 0;
    margin-left: 16px;
    font-weight: 500;
}

.icon {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

/* ===============================
   HERO IMAGE SECTIONS
   =============================== */

.hero {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.hero img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* soft fade into next section */
.hero::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 50px;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0),
        rgba(231,241,251,1)
    );
    pointer-events: none;
}

/* ===============================
   HIGHLIGHTS (KEY MESSAGE)
   =============================== */

.highlights {
    padding: 70px 40px;
    display: flex;
    justify-content: space-between;
    gap: 40px;

    background: linear-gradient(
        to bottom,
        #e7f1fb 0%,   /* very light sky blue */
        #dbeafe 50%,  /* soft technical blue */
        #c7d2fe 100%  /* muted blue-lavender for depth */
    );
}


.highlights .row {
    flex: 1;
}

.highlights h2 {
    font-size: 1.8rem;
    line-height: 1.25;
    font-weight: 600;
    color: #0f4c81;
    margin-bottom: 12px;
}

.highlights p {
    font-size: 1.1rem;
    color: #374151;
    max-width: 380px;
}

/* ===============================
   CTA
   =============================== */

.cta {
    background-color: #0f4c81;
    text-align: center;
    padding: 40px 20px;
}

.cta a {
    color: #ffffff;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 500;
    padding: 14px 30px;
    border: 2px solid #ffffff;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.cta a:hover {
    background-color: #ffffff;
    color: #0f4c81;
}

/* ===============================
   FOOTER
   =============================== */

footer {
    background-color: #111827;
    color: #d1d5db;
    text-align: center;
    padding: 20px;
    font-size: 0.9rem;
}

/* ===============================
   RESPONSIVE
   =============================== */

@media (max-width: 1024px) {
    .highlights {
        padding: 50px 24px;
    }
}

@media (max-width: 768px) {
    .highlights {
        flex-direction: column;
    }

    .highlights p {
        max-width: none;
    }
}