/* --------------------------- */
/* GLOBAL PAGE STYLE */
/* --------------------------- */

body {
    margin: 0;
    padding: 0;

  background:
    url("images/pe_particulate_texture.png") top center / cover no-repeat,
    url("images/pe_caustics_texture.png") top center / cover no-repeat,
    linear-gradient(
        to bottom,
        rgba(10,42,51,0.85) 0%,
        rgba(14,79,90,0.75) 35%,
        rgba(14,159,164,0.55) 70%,
        rgba(207,232,231,0.35) 100%
    );


    background-attachment: fixed;

    font-family: Arial, sans-serif;
    text-align: center;
    color: #E7E6E6;

    position: relative;
    overflow-x: hidden;
}

/* Caustics shimmer (animated) */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;

    background-image: url("images/pe_caustics_texture.png");
    background-size: cover;
    background-position: center;

    opacity: 0.25;
    mix-blend-mode: screen;

    animation: causticsMove 20s ease-in-out infinite alternate;
}
@keyframes causticsMove {
    0% {
        transform: rotate(90deg) translateY(0px) scale(1.10);
    }
    100% {
        transform: rotate(90deg) translateY(-260px) scale(1.18);
    }
}

/* Particulate depth layer */
body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;

    background-image: url("images/pe_particulate_texture.png");
    background-size: cover;
    background-position: center;

    opacity: 0.25;
    mix-blend-mode: soft-light;
}

/* Caustics animation */
@keyframes causticsMove {
    0% {
        transform: rotate(90deg) translateY(0px) scale(1.10);
    }
    100% {
        transform: rotate(90deg) translateY(-260px) scale(1.18);
    }
}

/* Page content width */
section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 30px;
}

/* --------------------------- */
/* HEADER / LOGO */
/* --------------------------- */

.pe-header {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: 2rem 0;
    background: transparent;
}

.pe-header img {
    width: auto;
    height: auto;
    max-height: 40vh;
}

/* Side plates */
.pe-header-left img,
.pe-header-right img {
    max-height: 45vh;
}

/* Center emblem */
.pe-header-center img {
    max-height: 40vh;
}

.logo {
    width: 520px;
    max-width: 90%;
    filter:
        drop-shadow(0 0 8px rgba(47,143,157,0.25))
        drop-shadow(0 10px 22px rgba(0,0,0,0.35));
}

/* --------------------------- */
/* HERO SECTION */
/* --------------------------- */

.main {
    margin-top: 40px;
    padding-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.headline {
    font-size: 38px;
    font-weight: 600;
    margin-top: 10px;
    margin-bottom: 18px;
    letter-spacing: 0.3px;
}

.subtext {
    font-size: 19px;
    opacity: 0.85;
    line-height: 1.65;
}

/* --------------------------- */
/* CTA BUTTON */
/* --------------------------- */

.cta-button {
    display: inline-block;
    margin-top: 35px;
    padding: 14px 32px;

    background-color: #2F8F9D;
    color: white;

    text-decoration: none;
    font-size: 22px;
    font-weight: Bold;

    border-radius: 4px;

    transition: 0.2s ease;
}

.cta-button:hover {
    background-color: #F39C12;
}

/* --------------------------- */
/* ACCELERATOR SECTION */
/* --------------------------- */

.accelerator {
    margin-top: 180px;
    text-align: center;
}

.accelerator-card {
    max-width: 1000px;
    margin: 50px auto;

    background:
        linear-gradient(rgba(15,44,68,0.92), rgba(15,44,68,0.96)),
        url("../images/pe-workflow.png");

    background-size: cover;
    background-position: center;

    padding: 45px;

    border-radius: 8px;
    text-align: left;

    border-left: 6px solid #F39C12;

    box-shadow: 0 10px 25px rgba(0,0,0,0.35);
}

.accelerator-tag {
    display: inline-block;

    background-color: #F39C12;
    color: #091826;

    font-size: 18px;
    font-weight: bold;

    padding: 6px 10px;
    border-radius: 3px;

    margin-bottom: 15px;
}

.accelerator-card h3 {
    margin-top: 0;
    color: #2F8F9D;
}

.accelerator-card p {
    opacity: 0.9;
    line-height: 1.6;
}

/* ACA Deliverables */

.deliverables-title {
    margin-top: 25px;
    color: #F39C12;
    font-size: 18px;
}

.accelerator-outcomes {
    margin-top: 15px;
    padding-left: 20px;
}

.accelerator-outcomes li {
    margin-bottom: 12px;
    line-height: 1.6;
}

.accelerator-outcomes li::marker {
    color: #F39C12;
}

/* --------------------------- */
/* SERVICES SECTION */
/* --------------------------- */

.services {
    margin-top: 200px;
}

.section-title {
    font-size: 28px;
    margin-bottom: 50px;
}

/* Grid Layout */

.service-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

/* Service Cards */

.service-card {
    background-color: #132F4A;
    padding: 30px;
    width: 260px;
    border-radius: 6px;
}

.service-card h3 {
    margin-top: 0;
    color: #2F8F9D;
}

.service-card p {
    font-size: 15px;
    opacity: 0.9;
}
.wide-service-card {
    width: 100%;
    max-width: 1200px;          
    margin: 50px auto;        
    background-color: #132F4A;
    padding: 40px;            
    border-radius: 6px;
    text-align: left;
    box-sizing: border-box;
}
.diagnostics-diagram {
    width: 100%;
    max-width: 900px;
    margin: 30px auto;
    display: block;
    border-radius: 6px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.35);
}

/* --------------------------- */
/* FOOTER */
/* --------------------------- */

.footer {
    background-color: #0E9FA4;
    padding: 40px 20px;
    margin-top: 120px;
    font-size: 16px;
    opacity: 0.85;
}