:root {
    --color-primary: #007f7b;      /* NUEVO VERDE */
    --color-secondary: #005f5b;    /* NUEVO VERDE OSCURO */
    --color-accent: #00b3aa;       /* NUEVO VERDE CLARO */

    --color-white: #ffffff;
    --color-card: #f5f5f5;
    --color-text: #3d3d3d;
    --color-text-secondary: #4a4a4a;
    --border-radius: 12px;
    --shadow-sm: 0 1px 4px rgba(0,0,0,.08);
    --transition: 0.3s cubic-bezier(0.583,0.273,0.451,0.901);
}

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

body {
    margin: 0;
    background: var(--color-white);
    font-family: 'Montserrat', 'Segoe UI', Arial, sans-serif;
    color: var(--color-text);
}

/* --- HEADER --- */

.header {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 40px 0 28px 0;
    text-align: center;
}

.header h1 {
    font-family: 'DM Serif Display', serif;
    font-size: 2.7em;
    font-weight: bold;
    margin-bottom: 5px;
}

.header h2 {
    font-size: 1.3em;
    font-weight: 500;
}

/* --- BADGES --- */

.badges {
    display: flex;
    justify-content: center;
    gap: 18px;
}

.badge {
    background: var(--color-accent);
    color: var(--color-white);
    border-radius: var(--border-radius);
    padding: 8px 18px;
    font-weight: 500;
}

/* --- NAV --- */

nav {
    background: var(--color-card);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 999;
}

.hamburger {
    display: none;
    font-size: 1.8em;
    padding: 10px 16px;
    border: none;
    background: none;
    color: var(--color-secondary);
}

.nav-wrap {
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 20px 0 10px;
}

.nav-wrap.mobile-open {
    flex-direction: column;
    position: absolute;
    width: 100%;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.nav-link {
    color: var(--color-secondary);
    padding: 8px 14px;
    font-weight: 600;
    text-decoration: none;
}

/* --- SECCIONES --- */

.section {
    width: 96%;
    max-width: 980px;
    margin: 40px auto;
    background: var(--color-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 38px 20px;
}

.section h2 {
    font-size: 2em;
    color: var(--color-primary);
    margin-bottom: 20px;
}

/* --- QUIENES SOMOS --- */

.who-text {
    font-size: 1.15em;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* --- CARDS --- */

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(290px,1fr));
    gap: 22px;
}

.dif-card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    display: flex;
    gap: 14px;
    transition: var(--transition);
}

.dif-card:hover {
    background: var(--color-accent);
    color: var(--color-white);
    transform: translateY(-3px) scale(1.03);
}

.dif-title {
    font-size: 1.1em;
    font-weight: bold;
    color: var(--color-secondary);
}

.dif-desc {
    color: var(--color-text-secondary);
}

/* --- MODALIDAD --- */

.modalidad-details {
    font-size: 1.12em;
    color: var(--color-secondary);
    font-weight: 500;
}

.modalidad-table {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.modal-col {
    background: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 18px;
}

.modal-label {
    font-size: 1.1em;
    color: var(--color-primary);
    font-weight: bold;
}

/* --- ALIANZAS --- */

.alliances-section {
    background: var(--color-card);
    padding: 34px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.alliance-card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: 14px;
    display: flex;
    gap: 20px;
    align-items: center;
}

/* --- CONTACTO --- */

.contact-block {
    display: flex;
    flex-direction: column;
    gap: 19px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-secondary);
    font-size: 1.1em;
}

.info-btn {
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 32px;
    padding: 12px 30px;
    font-size: 1.15em;
    text-align: center;
    display: block;
    margin: 20px auto 0;
    width: fit-content;
}

/* --- ICONOS --- */

.icon-graduation::before { content:"🎓"; }
.icon-users::before { content:"👥"; }
.icon-certificate::before { content:"📜"; }
.icon-leaf::before { content:"🌿"; }
.icon-brain::before { content:"🧠"; }
.icon-heart::before { content:"💛"; }
.icon-mindfulness::before { content:"🧘"; }
.icon-personal::before { content:"🤝"; }
.icon-professor::before { content:"👨‍🏫"; }

/* --- RESPONSIVE --- */

@media(max-width:768px){
    .hamburger { display:block; }
    .nav-wrap { display:none; }
    .nav-wrap.mobile-open { display:flex; }
}