/* ------------------- VARIABLES ------------------- */

:root {
    /* COLOR */
    --primary-color: #e0e3e8;
    --secondary-color: #b2b5bb;
    --link-color: #e9c836;

    --bkg-gradient: linear-gradient(#4473d0, #7890bc);


    /* FONT */
    --font-primary: "Poppins", sans-serif;
    --font-secondary: "Mulish", sans-serif;

    --h1-size: 64px;
    --h2-size: 40px;
    --h3-size: 24px;
    --h4-size: 18px;
}



/* ------------------- MAIN SECTIONS ------------------- */

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

html,
body {
    height: 100%;
    height: 100%;
}

body {
    width: 100%;
    height: 100%;
    line-height: 1.5;
    font-family: var(--font-primary);
    background: var(--bkg-gradient);
    color: var(--primary-color);
    background-repeat: no-repeat;
    background-attachment: fixed;
}

footer {
    font-size: 12px;
}

main {
    text-align: center;
    padding: 2% 0 4%;
}

main > div {
    margin: 0 auto 3%;
    max-width: 960px;
    padding: 0 4%;
}

a {
    color: var(--link-color);
}



/* ------------------- SUBSECTIONS ------------------- */

div div {
    padding: 2.5% 3%;
    margin: 2% 0;
    background: rgba(26, 60, 130, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    box-shadow:
        0 4px 20px rgba(0, 0, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(6px);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

div div:hover {
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}



/* ------------------- HEADERS ------------------- */

h1 {
    font-size: var(--h1-size);
    margin: 3%;
    letter-spacing: -1.5px;
    line-height: 1.1;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
    font-weight: 900;
}

h2 {
    font-size: var(--h2-size);
    margin: 2%;
    letter-spacing: -1.5px;
    line-height: 1.1;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
    font-weight: 800;
}

h3 {
    font-size: var(--h3-size);
    margin: 1%;
    font-family: var(--font-secondary);
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--link-color);
    opacity: 0.9;
    margin-bottom: 4%;
    border-bottom: 1px solid rgba(233, 200, 54, 0.25);
    padding-bottom: 5px;
}

h4 {
    font-size: var(--h4-size);
    margin: 1%;
    font-family: var(--font-secondary);
    font-weight: 600;
    margin: 3% 2% 1% 2%;
    color: var(--secondary-color);
}



/* ------------------- BODY ------------------- */

p {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.75;
    color: var(--primary-color);
    opacity: 0.92;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
}

figure {
    margin: 1.5% auto;
    display: inline-block;
}

figcaption {
    font-family: var(--font-secondary);
    font-size: 13px;
    color: var(--secondary-color);
    margin-top: 2px;
    font-style: italic;
}

#flush_left {
    display: inline-block;
    text-align: left;
    padding-left: 0;
    margin: 1% 4% 4% 4%;
}



/* ------------------- TEAM INFO ------------------- */

#team_info ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5%;
    padding: 0;
}

#team_info li {
    align-items: center;
    margin: 1%;
}

#team_info li img {
    display: block;
    margin: 0 auto 6px;
    border-radius: 50%;
    border: 2px solid rgba(233, 200, 54, 0.4);
}



/* ------------------- VISUALIZATIONS ------------------- */

#visualizations {
    padding: 2.5% 3%;
    margin: 2% auto;
    max-width: 720px;
    background: rgba(26, 60, 130, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(6px);
}



/* ------------------- PERSONAS ------------------- */

.personas div {
    padding: 2.5% 3%;
    margin: 2% auto;
    max-width: 720px;
    background: rgba(26, 60, 130, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(6px);
    text-align: left;
}

.personas p {
    margin: 0 0 0 2%;
    max-width: none;
}

.personas ul {
    margin: 1px 0 1px 5%;
    color: var(--primary-color);
    opacity: 0.9;
}

.personas li {
    margin-bottom: 2px;
    font-family: var(--font-secondary);
    font-size: 15px;
    line-height: 1.65;
}

.personas img {
    max-height: 50px;
    vertical-align: middle;
    margin: 0 8px 10px 0;
    border-radius: 6px;
    float: left;
}

.personas h4 {
    margin: 2% 2% 1% 2%;
    clear: both;
}