/* ============================================
   CORPORATE CONSTRUCTION DESIGN
   Construcciones Alejandro - A Coruña
   ============================================ */

:root {
    /* Corporate Color Palette - Based on Logo */
    --color-primary: #ff6b35;
    --color-primary-dark: #d95829;
    --color-primary-light: #ff8f64;
    
    --color-dark: #1a1a1a;
    --color-dark-alt: #2d2d2d;
    --color-gray-dark: #3a3a3a;
    --color-gray: #5a5a5a;
    --color-gray-light: #8a8a8a;
    --color-gray-lighter: #c4c4c4;
    --color-light: #f4f4f4;
    --color-white: #ffffff;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-white);
    color: var(--color-gray);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-dark);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

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

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    min-height: 80px;
}

.nav__logo img {
    height: 50px;
    width: auto;
}

.nav__list {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    align-items: center;
}

.nav__link {
    color: var(--color-dark);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition-fast);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-fast);
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__cta {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
}

.nav__cta::after {
    display: none;
}

.nav__cta:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav__toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-dark);
    border-radius: 3px;
    transition: var(--transition-fast);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
    font-family: var(--font-primary);
    text-align: center;
    justify-content: center;
}

.btn svg {
    width: 20px;
    height: 20px;
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-dark);
    border: 2px solid var(--color-dark);
}

.btn--secondary:hover {
    background-color: var(--color-dark);
    color: var(--color-white);
}

.btn--small {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
}

.btn--large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.btn--full {
    width: 100%;
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 80px;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero__slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero__slide.active {
    opacity: 1;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to right,
        rgba(26, 26, 26, 0.95) 0%,
        rgba(26, 26, 26, 0.7) 60%,
        rgba(26, 26, 26, 0.4) 100%
    );
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 2;
    padding: 2rem;
}

.hero__title {
    font-size: 4rem;
    color: var(--color-white);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero__title--highlight {
    color: var(--color-primary);
}

.hero__description {
    font-size: 1.25rem;
    color: var(--color-gray-lighter);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.hero__buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.hero__trust {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust__item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-white);
    font-size: 0.9rem;
}

.trust__item svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.hero__controls {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    gap: 1rem;
}

.hero__control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.4);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.hero__control:hover,
.hero__control.active {
    background-color: var(--color-primary);
    transform: scale(1.2);
}

/* ============================================
   SECTIONS
   ============================================ */

section {
    padding: var(--spacing-xl) 0;
}

.section__header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section__title {
    font-size: 2.5rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.section__description {
    font-size: 1.1rem;
    color: var(--color-gray);
}

/* ============================================
   SERVICES INTRO
   ============================================ */

.services-intro {
    background-color: var(--color-light);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service__card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.service__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service__image {
    width: 100%;
    height: 250px;
    background-size: cover;
    background-position: center;
}

.service__content {
    padding: 2rem;
}

.service__content h3 {
    font-size: 1.5rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.service__content p {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
}

.service__link {
    color: var(--color-primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.service__link:hover {
    gap: 0.75rem;
}

.service__card--cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service__cta-content {
    padding: 2rem;
    text-align: center;
    color: var(--color-white);
}

.service__cta-content h3,
.service__cta-content p {
    color: var(--color-white);
}

.service__cta-content .btn--primary {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.service__cta-content .btn--primary:hover {
    background-color: var(--color-light);
}

/* ============================================
   SHOWCASE - BEFORE/AFTER
   ============================================ */

.showcase {
    background-color: var(--color-white);
}

.showcase__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.showcase__item {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.showcase__comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: relative;
}

.showcase__before,
.showcase__after {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.showcase__comparison img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.showcase__item:hover .showcase__comparison img {
    transform: scale(1.05);
}

.showcase__label {
    position: absolute;
    top: 1rem;
    padding: 0.5rem 1rem;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 2px;
    border-radius: 4px;
    z-index: 2;
}

.showcase__label--before {
    left: 1rem;
    background-color: var(--color-gray-dark);
    color: var(--color-white);
}

.showcase__label--after {
    right: 1rem;
    background-color: var(--color-primary);
    color: var(--color-white);
}

.showcase__info {
    padding: 1.5rem;
}

.showcase__info h3 {
    font-size: 1.25rem;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.showcase__location {
    color: var(--color-gray);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.showcase__location::before {
    content: '📍';
}

.showcase__cta {
    text-align: center;
}

/* ============================================
   STATS SECTION
   ============================================ */

.stats {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 4rem 0;
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat__number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.stat__number::after {
    content: '+';
}

.stat__label {
    font-size: 1rem;
    color: var(--color-gray-lighter);
}

/* ============================================
   AREAS SECTION
   ============================================ */

.areas {
    background-color: var(--color-light);
}

.areas__content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: center;
}

.areas__highlight {
    background-color: var(--color-white);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.areas__highlight h3 {
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.areas__list {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.areas__list li {
    padding: 0.75rem;
    background-color: var(--color-light);
    border-radius: 4px;
    color: var(--color-gray);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.areas__list li::before {
    content: '✓';
    color: var(--color-primary);
    font-weight: 700;
}

.areas__info h3 {
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.areas__info p {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
}

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

.projects {
    background-color: var(--color-white);
}

.projects__filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.filter__btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--color-light);
    border: 2px solid transparent;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--color-dark);
}

.filter__btn:hover,
.filter__btn.active {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.projects__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.project__item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    transition: var(--transition-normal);
}

.project__item.hidden {
    display: none;
}

.project__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.project__item:hover img {
    transform: scale(1.1);
}

.project__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.95) 0%, transparent 100%);
    color: var(--color-white);
    transform: translateY(100%);
    transition: var(--transition-normal);
}

.project__item:hover .project__overlay {
    transform: translateY(0);
}

.project__overlay h4 {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.project__overlay p {
    color: var(--color-primary);
    font-size: 0.9rem;
}

/* ============================================
   CTA SECTION
   ============================================ */

.cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    text-align: center;
}

.cta__content h2 {
    color: var(--color-white);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta__content p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.cta__buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cta .btn--primary {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.cta .btn--primary:hover {
    background-color: var(--color-light);
}

.cta .btn--secondary {
    border-color: var(--color-white);
    color: var(--color-white);
}

.cta .btn--secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

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

.footer {
    background-color: var(--color-dark);
    color: var(--color-gray-lighter);
    padding: 4rem 0 2rem;
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer__logo {
    height: 70px;
    width: auto;
    margin-bottom: 1.5rem;
    background-color: var(--color-white);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    /* Logo con colores originales sobre fondo blanco */
}

.footer__section h4 {
    color: var(--color-white);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer__section p {
    line-height: 1.8;
}

.footer__section ul {
    list-style: none;
}

.footer__section ul li {
    margin-bottom: 0.75rem;
}

.footer__section ul li a {
    color: var(--color-gray-lighter);
    transition: var(--transition-fast);
}

.footer__section ul li a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

.footer__contact li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer__contact svg {
    width: 18px;
    height: 18px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.footer__bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-dark);
    font-size: 0.9rem;
}

.footer__seo {
    margin-top: 0.5rem;
    color: var(--color-gray);
    font-size: 0.85rem;
}

/* ============================================
   WHATSAPP BUTTON
   ============================================ */

.whatsapp-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition-fast);
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.4);
}

.whatsapp-btn svg {
    width: 32px;
    height: 32px;
    fill: var(--color-white);
}

/* ============================================
   PAGE HEADER (for subpages)
   ============================================ */

.page-header {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-alt) 100%);
    color: var(--color-white);
    padding: 8rem 0 4rem;
    margin-top: 80px;
    text-align: center;
}

.page-header h1 {
    color: var(--color-white);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    color: var(--color-gray-lighter);
}

/* ============================================
   SERVICE DETAIL PAGES
   ============================================ */

.service-detail {
    padding: 4rem 0;
}

.service-detail--alt {
    background-color: var(--color-light);
}

.service-detail__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.service-detail__content--reverse {
    direction: rtl;
}

.service-detail__content--reverse > * {
    direction: ltr;
}

.service-detail__text h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.service-detail__text .lead {
    font-size: 1.25rem;
    color: var(--color-gray);
    margin-bottom: 2rem;
}

.service-detail__list {
    list-style: none;
    margin: 1.5rem 0;
}

.service-detail__list li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--color-gray);
}

.service-detail__list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

.service-detail__features {
    display: grid;
    gap: 1rem;
    margin: 2rem 0;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--color-light);
    border-radius: 4px;
}

.feature svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.service-detail__images {
    display: grid;
    gap: 1.5rem;
}

.service-detail__images img {
    width: 100%;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.other-services {
    background-color: var(--color-light);
    padding: 4rem 0;
}

.other-services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.other-service {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.other-service:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.other-service h3 {
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.other-service p {
    color: var(--color-gray);
    font-size: 0.9rem;
}

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

.contact-page {
    padding: 4rem 0;
}

.contact-page__grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-page__info h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-methods {
    margin: 3rem 0;
}

.contact-method {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background-color: var(--color-light);
    border-radius: 8px;
    margin-bottom: 1.5rem;
    transition: var(--transition-fast);
}

.contact-method:hover {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.contact-method__icon {
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-method__icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-white);
}

.contact-method--whatsapp .contact-method__icon {
    background-color: #25d366;
}

.contact-method__content h3 {
    font-size: 1.1rem;
    color: var(--color-dark);
    margin-bottom: 0.25rem;
}

.contact-method__content p {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact-method__note {
    font-size: 0.85rem;
    color: var(--color-gray);
}

.contact-page__zones {
    margin-top: 3rem;
}

.contact-page__zones h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.zones-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.zones-tags span {
    padding: 0.5rem 1rem;
    background-color: var(--color-light);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--color-gray);
}

.contact-form-card {
    background-color: var(--color-white);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.contact-form-card h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.contact-form-card > p {
    color: var(--color-gray);
    margin-bottom: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 2px solid var(--color-gray-lighter);
    border-radius: 4px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-check {
    flex-direction: row;
    align-items: center;
}

.form-check input {
    width: auto;
    margin-right: 0.5rem;
}

.form-check label {
    margin-bottom: 0;
    font-weight: 400;
    font-size: 0.9rem;
}

.form-note {
    font-size: 0.85rem;
    color: var(--color-gray);
    text-align: center;
    margin-top: 1rem;
}

/* ============================================
   TRUST & FAQ SECTIONS
   ============================================ */

.trust-section {
    background-color: var(--color-light);
    padding: 4rem 0;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    text-align: center;
}

.trust-item svg {
    color: var(--color-primary);
    margin: 0 auto 1rem;
}

.trust-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.trust-item p {
    color: var(--color-gray);
}

.faq-section {
    padding: 4rem 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.faq-item {
    background-color: var(--color-light);
    padding: 2rem;
    border-radius: 8px;
}

.faq-item h3 {
    font-size: 1.1rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.faq-item p {
    color: var(--color-gray);
    font-size: 0.95rem;
}

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

@media (max-width: 1024px) {
    .hero__title {
        font-size: 3rem;
    }
    
    .service-detail__content,
    .contact-page__grid,
    .areas__content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer__content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: calc(100vh - 80px);
        background-color: var(--color-white);
        box-shadow: var(--shadow-lg);
        padding: 2rem;
        transition: var(--transition-normal);
        z-index: 1000;
    }
    
    .nav__menu.active {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
    
    .nav__toggle {
        display: flex;
        z-index: 1001;
    }
    
    .hero {
        min-height: 80vh;
    }
    
    .hero__title {
        font-size: 2.5rem;
    }
    
    .hero__description {
        font-size: 1rem;
    }
    
    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .showcase__comparison {
        grid-template-columns: 1fr;
    }
    
    .showcase__before,
    .showcase__after {
        height: 200px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer__content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .whatsapp-btn {
        width: 50px;
        height: 50px;
        bottom: 1rem;
        right: 1rem;
    }

    .whatsapp-btn svg {
        width: 26px;
        height: 26px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .section__title {
        font-size: 2rem;
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .services__grid,
    .projects__grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.lead {
    font-size: 1.25rem;
    font-weight: 400;
}

.text-center {
    text-align: center;
}

.hidden {
    display: none !important;
}