/* =======================================================
   GLOBAL STYLES & DESIGN SYSTEM
   ========================================================== */

:root {
    --primary-blue: #113b64;
    --accent-yellow: #f5b301;
    --accent-yellow-dark: #e8a800;
    --secondary-blue: #3D5F85;
    --light-bg: #f2f2f2;
    --white: #ffffff;
    --text-dark: #333333;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    overflow-x: hidden;
    width: 100%;
    margin: 0;
    padding: 0;
}

body {
    font-family: Georgia, 'Times New Roman', Times, serif;
    background-color: var(--light-bg);
    color: var(--text-dark);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    line-height: 1.6;
}

/* =======================================================
   HEADER & NAVIGATION
   ========================================================== */

header {
    width: 100%;
    background-color: var(--primary-blue);
    position: sticky;
    top: 0;
    z-index: 2000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.barra-superior {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 5%;
    border-bottom: 4px solid var(--accent-yellow);
    max-width: 1400px;
    margin: 0 auto;
}

.header-title-group {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--white);
}

.logo-mini img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.barra-superior h1 {
    font-size: 24px;
    margin: 0;
    font-weight: 900;
    letter-spacing: 0.5px;
}

.barra-superior h1 span {
    display: block;
    font-size: 0.7em;
    color: var(--accent-yellow);
    font-weight: 700;
    text-transform: uppercase;
}

/* HAMBURGER BUTTON (MODERN) */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 2100;
}

.nav-toggle span {
    width: 100%;
    height: 3px;
    background-color: var(--accent-yellow);
    border-radius: 3px;
    transition: var(--transition);
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* NAVIGATION MENU */
.menu {
    background-color: #e8e8e8;
}

.menu ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 15px;
    padding: 15px 0;
    margin: 0;
    max-width: 1200px;
    margin: 0 auto;
}

.menu a {
    text-decoration: none;
    color: var(--white);
    background-color: #2a5a8a;
    padding: 10px 25px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 15px;
    transition: var(--transition);
    display: inline-block;
    min-width: 140px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.menu a:hover {
    background-color: var(--accent-yellow);
    color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.menu a.active {
    background-color: var(--white);
    color: var(--primary-blue);
    box-shadow: none;
    border: 1px solid rgba(0,0,0,0.1);
}

/* MOBILE MENU OVERLAY */
.menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    z-index: 1900;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none; /* Avoid blocking clicks when inactive */
}

.menu-overlay.active {
    display: block;
    opacity: 1;
    pointer-events: auto; /* Allow blocking background when active */
}

/* =======================================================
   TITLE BAR "¿YA NOS CONOCES?"
   ========================================================== */
.frase-conocenos {
    background-color: var(--secondary-blue);
    color: var(--white);
    text-align: center;
    padding: 12px 20px;
}

.frase-conocenos h2 {
    max-width: 1200px;
    margin: 0 auto;
    font-size: 1.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* =======================================================
   FOOTER
   ========================================================== */
.mensaje-final {
    background-color: #eeeeee; /* Gris muy claro para separación */
    text-align: center;
    color: var(--primary-blue);
    font-weight: 500;
    padding: 10px 10%;
    margin: 0;
    font-size: 11px;
    line-height: 1.2;
    border-top: 1px solid #ddd;
    width: 100%;
}

footer.frase-final {
    background-color: var(--primary-blue);
    color: var(--white);
    text-align: center;
    padding: 8px 20px;
    font-size: 19px;
    font-weight: 800;
    line-height: 1.1;
}

footer.frase-final div1, 
footer.frase-final .highlight {
    background-color: var(--accent-yellow);
    color: var(--primary-blue);
    padding: 6px 30px;
    border-radius: 8px;
    display: inline-block;
    font-size: 18px;
    margin-top: 4px;
    font-weight: 900;
    transition: var(--transition);
}

footer.frase-final div1:hover, 
footer.frase-final .highlight:hover {
    background-color: var(--accent-yellow-dark);
}

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

@media (max-width: 1024px) {
    .menu a {
        padding: 10px 15px;
        min-width: 120px;
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .barra-superior {
        padding: 15px 5%;
    }

    .nav-toggle {
        display: flex;
    }

    .menu {
        position: fixed;
        top: 0;
        right: -80%;
        width: 80%;
        height: 100vh;
        background-color: var(--primary-blue);
        z-index: 2060;
        transition: var(--transition);
        display: block;
        box-shadow: -5px 0 20px rgba(0,0,0,0.3);
        border-left: 2px solid var(--accent-yellow);
        padding-top: 80px;
    }

    .menu.open {
        right: 0;
    }

    .menu ul {
        flex-direction: column;
        align-items: center;
        width: 100%;
        gap: 0;
        padding: 0;
        background-color: transparent;
    }

    .menu li {
        width: 100%;
        border-bottom: 1px solid rgba(245, 179, 1, 0.2);
    }

    .menu a {
        width: 100%;
        background-color: transparent;
        color: var(--white);
        padding: 20px;
        border-radius: 0;
        box-shadow: none;
        font-size: 18px;
        min-width: 0;
        text-align: left;
    }

    .menu a:hover, .menu a.active {
        background-color: var(--accent-yellow);
        color: var(--primary-blue);
        transform: none;
    }

    .barra-superior h1 {
        font-size: 20px;
    }

    .frase-conocenos h2 {
        font-size: 1.1rem;
    }

    .mensaje-final {
        font-size: 10px;
        padding: 10px 8%;
        line-height: 1.1;
        margin-bottom: 0;
    }

    footer.frase-final {
        font-size: 15px;
        padding: 4px 15px;
        line-height: 1.1;
    }

    footer.frase-final div1, 
    footer.frase-final .highlight {
        font-size: 13px;
        padding: 4px 15px;
        margin-top: 2px;
    }
}