/* ============================================
   COLOR PALETTE
   Pine Blue / Spicy Paprika / Alabaster Grey / Graphite
   ============================================ */

:root {
    --pine-blue: #297373;
    --spicy-paprika: #da6a3b;
    --alabaster-grey: #e6e6e6;
    --graphite: #39393a;

    --color-white: #ffffff;
    --color-light: #f5f5f5;
    --color-dark: #39393a;
    --color-blue: #297373;
    --color-button: #1E5D88;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --transition: all 0.3s ease;
    --shadow: 0 4px 20px rgba(57, 57, 58, 0.15);
    --shadow-hover: 0 8px 30px rgba(57, 57, 58, 0.25);
    --radius: 8px;
    --header-height: 70px;
}

/* ============================================
   TIPOGRAFÍA GLOBAL
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
}

p, a, input, textarea, button, li {
    font-family: 'Lato', sans-serif;
}

/* ============================================
   RESET
   ============================================ */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ============================================
   HEADER
   ============================================ */

header {
    background-color: rgba(57, 57, 58, 0.55);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1600px;
    margin: 0 auto;
    min-height: var(--header-height);
}

.logo h1 {
    color: var(--alabaster-grey);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-links a {
    color: var(--alabaster-grey);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius);
    transition: var(--transition);
}

.nav-links a:hover {
    background-color: var(--color-button);
    color: var(--color-white);
}

.nav-links a.active {
    background-color: var(--color-button);
    color: var(--color-white);
}

.nav-links a.btn-visita {
    background-color: var(--color-button);
    color: var(--color-white);
}

.nav-links a.btn-visita:hover {
    background-color: #165073;
}

/* ============================================
   HAMBURGER - glassmorphism transparente
   ============================================ */

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.08);
    border: 1.5px solid rgba(230, 230, 230, 0.3);
    border-radius: 10px;
    padding: 10px 12px;
    width: 48px;
    height: 48px;
    z-index: 1001;
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    gap: 0;
}

.hamburger:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(230, 230, 230, 0.6);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.hamburger span {
    width: 22px;
    height: 2px;
    background-color: rgba(230, 230, 230, 0.95);
    border-radius: 2px;
    display: block;
    margin: 3px 0;
    transition: transform 0.35s cubic-bezier(0.23, 1, 0.32, 1),
                opacity 0.25s ease;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ============================================
   HERO
   ============================================ */

.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    text-align: left;
    padding-left: 12rem;
    padding-top: 3rem;
    max-width: 1000px;
}

.hero-content h2 {
    font-size: 70px;
    font-weight: 700;
    color: var(--alabaster-grey);
    line-height: 1.15;
    margin-bottom: var(--spacing-sm);
    font-family: 'Montserrat', sans-serif;
    text-shadow: 3px 3px 8px rgba(0, 0, 0, 0.7),
                 0px 0px 15px rgba(0, 0, 0, 0.5);
}

.hero-content p {
    font-size: 20px;
    color: var(--alabaster-grey);
    max-width: 700px;
    text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.7),
                 0px 0px 10px rgba(0, 0, 0, 0.5);
}

/* ============================================
   ABOUT
   ============================================ */

.about {
    background-color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-md);
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 3.5rem;
}

/* Título con dos colores */
.about-title-main {
    color: var(--color-dark);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

.about-title-accent {
    color: var(--color-dark);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-style: normal;
}

.about-text h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.about-text > p {
    font-size: 1.05rem;
    line-height: 1.75;
    color: #555;
    margin-bottom: 2rem;
}

/* Grid de cards de valores */
.about-values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.about-value-card {
    background-color: var(--color-light);
    border-radius: 12px;
    padding: 1.1rem 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    transition: var(--transition);
    border: 1px solid transparent;
}

.about-value-card:hover {
    background-color: var(--color-white);
    border-color: rgba(30, 93, 136, 0.15);
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}

.about-value-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background-color: var(--color-button);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    transition: var(--transition);
}

.about-value-card:hover .about-value-icon {
    background-color: var(--spicy-paprika);
}

.about-value-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.3rem;
    font-family: 'Montserrat', sans-serif;
}

.about-value-text p {
    font-size: 0.82rem;
    color: #666;
    line-height: 1.5;
    margin: 0;
}

/* Imagen derecha */
.about-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(30, 93, 136, 0.15);
}

/* ESTADÍSTICAS */
.about-stats {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    border-top: 1px solid var(--alabaster-grey);
    padding-top: 3rem;
}

.about-stat {
    background-color: var(--color-light);
    border-radius: 14px;
    padding: 1.5rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
    border: 1px solid transparent;
}

.about-stat:hover {
    background-color: var(--color-white);
    border-color: rgba(30, 93, 136, 0.15);
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}

.about-stat-icon {
    width: 52px;
    height: 52px;
    min-width: 52px;
    background-color: rgba(30, 93, 136, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-button);
}

.about-stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-button);
    font-family: 'Montserrat', sans-serif;
    line-height: 1.2;
}

.about-stat-label {
    display: block;
    font-size: 0.82rem;
    color: #666;
    line-height: 1.4;
}

/* ============================================
   WHY US
   ============================================ */

.why-us {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-light);
    padding: var(--spacing-lg) var(--spacing-md);
}

.why-us-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.why-us-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.why-us-header h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    color: var(--color-button);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    position: relative;
    display: inline-block;
}

.why-us-header h2::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--spicy-paprika);
    border-radius: 2px;
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.why-us-card {
    background-color: var(--color-white);
    border-radius: var(--radius);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid transparent;
}

.why-us-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-top-color: var(--color-button);
}

.why-us-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background-color: var(--color-button);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.why-us-card:hover .why-us-icon {
    background-color: var(--spicy-paprika);
    transform: scale(1.1);
}

.why-us-icon svg {
    color: var(--color-white);
}

.why-us-card h3 {
    font-size: 1.3rem;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.why-us-card p {
    font-size: 1rem;
    color: #39393a;
    line-height: 1.6;
}

/* ============================================
   PROJECTS
   ============================================ */

.projects {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-white);
    padding: var(--spacing-lg) var(--spacing-md);
}

.projects-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.projects-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.projects-header h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.projects-header p {
    font-size: 1.1rem;
    color: #39393a;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background-color: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.project-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.project-card h3 {
    font-size: 1.4rem;
    color: var(--color-dark);
    margin: var(--spacing-sm);
}

.project-card p {
    font-size: 1rem;
    color: #39393a;
    margin: 0 var(--spacing-sm) var(--spacing-md);
}

/* ============================================
   TESTIMONIALS
   ============================================ */

.testimonials {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-light);
    padding: var(--spacing-lg) var(--spacing-md);
}

.testimonials-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.testimonials-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.testimonials-header h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.testimonials-header p {
    font-size: 1.1rem;
    color: #39393a;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial-card {
    background-color: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.testimonial-avatar {
    width: 130px;
    height: 130px;
    object-fit: cover;
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    border: 4px solid var(--color-button);
    box-shadow: 0 4px 16px rgba(30, 93, 136, 0.2);
}

.testimonial-quote {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #39393a;
    margin-bottom: var(--spacing-md);
}

.testimonial-stars {
    font-size: 1.2rem;
    letter-spacing: 2px;
    color: #f5b301;
    margin-bottom: var(--spacing-sm);
}

.testimonial-name {
    font-size: 1.25rem;
    color: var(--color-dark);
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.testimonial-role {
    font-size: 0.95rem;
    color: #39393a;
}

/* ============================================
   CONTACT
   ============================================ */

.contact {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-white);
    padding: var(--spacing-lg) var(--spacing-md);
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.contact-form {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.contact-form h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.contact-form p {
    color: #39393a;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-form input,
.contact-form textarea {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    border: 1px solid #ccc;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--pine-blue);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form button {
    margin-top: var(--spacing-sm);
    background-color: var(--color-button);
    color: var(--color-white);
    padding: 0.9rem;
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.contact-form button:hover {
    background-color: #165073;
    transform: translateY(-2px);
}

.contact-form button:active {
    transform: translateY(0);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    min-height: 450px;
    border-radius: var(--radius);
    border: none;
    box-shadow: var(--shadow);
}

/* ============================================
   WHATSAPP FLOTANTE
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.whatsapp-float img {
    width: 34px;
    height: 34px;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

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

footer {
    background-color: var(--graphite);
    color: var(--alabaster-grey);
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-sm);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.footer-section h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.footer-section p {
    color: var(--alabaster-grey);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: var(--alabaster-grey);
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--spicy-paprika);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(230, 230, 230, 0.2);
    color: var(--alabaster-grey);
}

.btn {
    display: inline-block;
    margin-top: 18px;
    padding: 14px 22px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    transition: transform .2s ease, opacity .2s ease;
}

.btn-primary {
    background: var(--color-button);
    color: #fff;
}

.btn-primary:hover {
    background-color: #165073;
    transform: translateY(-2px);
    opacity: 0.95;
}

/* ============================================
   PC GRANDE (1440px+)
   ============================================ */

@media (min-width: 1440px) {
    .hero-content {
        padding-left: 14rem;
    }

    .hero-content h2 {
        font-size: 82px;
    }

    .hero-content p {
        font-size: 22px;
        max-width: 780px;
    }

    .about-container,
    .projects-container,
    .testimonials-container,
    .why-us-container,
    .contact-container {
        max-width: 1400px;
    }

    .testimonial-avatar {
        width: 140px;
        height: 140px;
    }

    .project-card img {
        height: 340px;
    }
}

/* ============================================
   LAPTOP (1025px - 1439px)
   ============================================ */

@media (max-width: 1439px) and (min-width: 1025px) {
    :root {
        --spacing-lg: 3.5rem;
    }

    .hero-content {
        padding-left: 8rem;
    }

    .hero-content h2 {
        font-size: 54px;
    }

    .hero-content p {
        font-size: 17px;
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .project-card img {
        height: 280px;
    }
}

/* ============================================
   TABLET (768px - 1024px)
   ============================================ */

@media (max-width: 1024px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: rgba(22, 60, 90, 0.97);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        gap: 0;
        padding: 1.2rem var(--spacing-md);
        transform: translateX(-100%);
        transition: transform 0.35s cubic-bezier(0.23, 1, 0.32, 1);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
        max-height: calc(100vh - var(--header-height));
        overflow-y: auto;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 0.9rem var(--spacing-sm);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        font-size: 1.05rem;
        border-radius: 0;
    }

    .nav-links a.btn-visita {
        margin-top: 0.75rem;
        border-bottom: none;
        border-radius: var(--radius);
        text-align: center;
        padding: 0.9rem;
    }

    .hero-content {
        padding-left: 5rem;
        padding-right: 3rem;
    }

    .hero-content h2 {
        font-size: 50px;
    }

    .hero-content p {
        font-size: 18px;
        max-width: 580px;
    }

    .about-container {
        gap: var(--spacing-md);
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .project-card img {
        height: 250px;
    }

    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .testimonial-avatar {
        width: 120px;
        height: 120px;
    }

    .why-us-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-container {
        gap: var(--spacing-md);
    }
}

/* ============================================
   MÓVIL (480px - 767px)
   ============================================ */

@media (max-width: 767px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
    }

    .navbar {
        padding: 0.75rem var(--spacing-sm);
    }

    .logo h1 {
        font-size: 1.15rem;
    }

    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: rgba(22, 60, 90, 0.97);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        gap: 0;
        padding: 1rem var(--spacing-md);
        transform: translateX(-100%);
        transition: transform 0.35s cubic-bezier(0.23, 1, 0.32, 1);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
        max-height: calc(100vh - var(--header-height));
        overflow-y: auto;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 0.85rem var(--spacing-sm);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        font-size: 1rem;
        border-radius: 0;
    }

    .nav-links a.btn-visita {
        margin-top: 0.75rem;
        border-bottom: none;
        border-radius: var(--radius);
        text-align: center;
        padding: 0.85rem;
    }

    /* HERO */
    .hero {
        min-height: 520px;
    }

    .hero-content {
        padding: var(--spacing-md);
        padding-top: calc(var(--header-height) + var(--spacing-md));
        max-width: 100%;
        align-items: center;
        text-align: center;
    }

    .hero-content h2 {
        font-size: clamp(28px, 8vw, 42px);
        line-height: 1.2;
    }

    .hero-content p {
        font-size: 16px;
        max-width: 100%;
    }

    .btn {
        padding: 13px 22px;
        font-size: 0.95rem;
    }

    /* ABOUT - una sola card unificada */
    .about {
        padding: var(--spacing-lg) var(--spacing-sm);
        background-color: var(--color-light);
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 0;
        background-color: var(--color-white);
        border-radius: 16px;
        box-shadow: 0 6px 28px rgba(57, 57, 58, 0.18);
        border-top: 4px solid var(--color-button);
        overflow: hidden;
        max-width: 100%;
    }

    .about-text {
        text-align: center;
        padding: 1.75rem 1.5rem 1.25rem;
    }

    .about-text h2 {
        font-size: clamp(1.7rem, 6.5vw, 2.1rem);
        margin-bottom: 0.75rem;
        color: var(--color-button);
    }

    .about-text p {
        font-size: 1.05rem;
        line-height: 1.75;
        color: #4a4a4b;
        margin-bottom: 0.75rem;
    }

    .about-image {
        width: 100%;
    }

    .about-image img {
        height: 280px;
        width: 100%;
        object-fit: cover;
        border-radius: 0;
        box-shadow: none;
        display: block;
    }

    /* WHY US */
    .why-us {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .why-us-header h2 {
        font-size: clamp(1.75rem, 6.5vw, 2.1rem);
    }

    .why-us-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .why-us-card {
        padding: var(--spacing-md);
    }

    .why-us-icon {
        width: 70px;
        height: 70px;
    }

    .why-us-icon svg {
        width: 50px;
        height: 50px;
    }

    /* PROJECTS */
    .projects {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .projects-header h2 {
        font-size: clamp(1.75rem, 6.5vw, 2.1rem);
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .project-card img {
        height: 230px;
    }

    .project-card h3 {
        font-size: 1.2rem;
    }

    /* TESTIMONIALS */
    .testimonials {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .testimonials-header h2 {
        font-size: clamp(1.75rem, 6.5vw, 2.1rem);
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .testimonial-card {
        padding: 2rem 1.25rem;
    }

    .testimonial-avatar {
        width: 150px;
        height: 150px;
        border-width: 5px;
        box-shadow: 0 6px 24px rgba(30, 93, 136, 0.28);
    }

    .testimonial-quote {
        font-size: 1rem;
        line-height: 1.75;
    }

    .testimonial-name {
        font-size: 1.15rem;
    }

    .testimonial-stars {
        font-size: 1.3rem;
    }

    /* CONTACT */
    .contact {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-form {
        padding: var(--spacing-md);
    }

    .contact-form h2 {
        font-size: clamp(1.6rem, 5.5vw, 2rem);
    }

    .contact-map iframe {
        min-height: 300px;
    }

    /* FOOTER */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .footer-section h3 {
        font-size: 1.1rem;
    }
}

/* ============================================
   MÓVIL PEQUEÑO (< 480px)
   ============================================ */

@media (max-width: 479px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
    }

    .logo h1 {
        font-size: 1rem;
        letter-spacing: 0.02em;
    }

    .hamburger {
        width: 42px;
        height: 42px;
        padding: 8px 10px;
    }

    .hamburger span {
        width: 20px;
    }

    .hero {
        min-height: 460px;
    }

    .hero-content h2 {
        font-size: clamp(22px, 7.5vw, 30px);
    }

    .hero-content p {
        font-size: 14px;
    }

    .btn {
        padding: 11px 18px;
        font-size: 0.9rem;
    }

    /* ABOUT pequeño - misma card */
    .about-text {
        padding: 1.25rem 1rem 1rem;
    }

    .about-image img {
        height: 220px;
    }

    .project-card img {
        height: 200px;
    }

    .project-card h3 {
        font-size: 1.1rem;
    }

    .testimonial-avatar {
        width: 130px;
        height: 130px;
    }

    .testimonial-quote {
        font-size: 0.95rem;
    }

    .testimonial-card {
        padding: 1.5rem 1rem;
    }

    .contact-form {
        padding: var(--spacing-sm);
    }

    .contact-map iframe {
        min-height: 260px;
    }

    .why-us-card {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .footer-section h3 {
        font-size: 1rem;
    }

    .footer-section p,
    .footer-section a {
        font-size: 0.9rem;
    }
}

/* ============================================
   LOGO CON IMAGEN
   ============================================ */

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.logo-img {
    height: 42px;
    width: auto;
    display: block;
    filter: brightness(0) invert(1);
}

@media (max-width: 479px) {
    .logo-img {
        height: 30px;
    }
}

/* ============================================
   ABOUT - NUEVO DISEÑO CON CARDS Y ESTADÍSTICAS
   ============================================ */

.about {
    background-color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-md);
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 3.5rem;
}

.about-title-main {
    color: var(--color-dark);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

.about-title-accent {
    color: var(--color-button);
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    font-style: italic;
}

.about-text h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.about-text > p {
    font-size: 1.05rem;
    line-height: 1.75;
    color: #555;
    margin-bottom: 2rem;
}

.about-values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.about-value-card {
    background-color: var(--color-light);
    border-radius: 12px;
    padding: 1.1rem 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    transition: var(--transition);
    border: 1px solid transparent;
}

.about-value-card:hover {
    background-color: var(--color-white);
    border-color: rgba(30, 93, 136, 0.15);
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}

.about-value-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background-color: var(--color-button);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    transition: var(--transition);
}

.about-value-card:hover .about-value-icon {
    background-color: var(--spicy-paprika);
}

.about-value-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.3rem;
    font-family: 'Montserrat', sans-serif;
}

.about-value-text p {
    font-size: 0.82rem;
    color: #666;
    line-height: 1.5;
    margin: 0;
}

.about-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(30, 93, 136, 0.15);
}

/* ESTADÍSTICAS */
.about-stats {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    border-top: 1px solid var(--alabaster-grey);
    padding-top: 3rem;
}

.about-stat {
    background-color: var(--color-light);
    border-radius: 14px;
    padding: 1.5rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
    border: 1px solid transparent;
}

.about-stat:hover {
    background-color: var(--color-white);
    border-color: rgba(30, 93, 136, 0.15);
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}

.about-stat-icon {
    width: 52px;
    height: 52px;
    min-width: 52px;
    background-color: rgba(30, 93, 136, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-button);
}

.about-stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-button);
    font-family: 'Montserrat', sans-serif;
    line-height: 1.2;
}

.about-stat-label {
    display: block;
    font-size: 0.82rem;
    color: #666;
    line-height: 1.4;
}

/* ABOUT TABLET */
@media (max-width: 1024px) {
    .about-container {
        gap: 2.5rem;
        margin-bottom: 2.5rem;
    }

    .about-image img {
        height: 400px;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ABOUT MÓVIL */
@media (max-width: 767px) {
    .about {
        padding: var(--spacing-lg) var(--spacing-sm);
        background-color: var(--color-light);
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 0;
        background-color: var(--color-white);
        border-radius: 16px;
        box-shadow: 0 6px 28px rgba(57, 57, 58, 0.18);
        border-top: 4px solid var(--color-button);
        overflow: hidden;
        margin-bottom: 1.5rem;
    }

    .about-left {
        padding: 1.75rem 1.25rem 1.25rem;
        order: 1;
    }

    .about-image {
        order: 2;
    }

    .about-image img {
        height: 260px;
        border-radius: 0;
        box-shadow: none;
    }

    .about-text h2 {
        font-size: clamp(1.6rem, 6.5vw, 2rem);
        text-align: center;
    }

    .about-text > p {
        font-size: 0.98rem;
        text-align: center;
    }

    .about-values-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }

    .about-value-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 1rem 0.75rem;
        gap: 0.5rem;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.85rem;
        padding-top: 0;
        border-top: none;
        max-width: 100%;
    }

    .about-stat {
        padding: 1.1rem 0.9rem;
        gap: 0.75rem;
    }

    .about-stat-number {
        font-size: 1.25rem;
    }

    .about-stat-icon {
        width: 42px;
        height: 42px;
        min-width: 42px;
    }
}

/* ABOUT MÓVIL PEQUEÑO */
@media (max-width: 479px) {
    .about-values-grid {
        grid-template-columns: 1fr;
    }

    .about-value-card {
        flex-direction: row;
        text-align: left;
        align-items: flex-start;
    }

    .about-stats {
        grid-template-columns: 1fr 1fr;
    }

    .about-stat-number {
        font-size: 1.1rem;
    }

    .about-stat-label {
        font-size: 0.78rem;
    }
}

.btn {
    display: inline-block;
    margin-top: 18px;
    padding: 14px 22px;
    border-radius: 12px;
    font-weight: 700;
    transition: transform .2s ease, opacity .2s ease;
}

.btn-primary {
    background: var(--color-button);
    color: #fff;
}

.btn-primary:hover {
    background-color: #165073;
    transform: translateY(-2px);
    opacity: 0.95;
}