/* ========================================
   TECHISTA — Landing Page Styles
   Clean, Light, Functional Design
   ======================================== */

/* ── 1. RESET & VARIABLES ────────────── */

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

:root {
    --primary: #FFFFFF;
    --primary-light: #F8FAFC;
    --primary-lighter: #F1F5F9;
    --black: #1a1a1a;
    --text: #1a1a1a;
    --text-muted: #666666;
    --text-dim: #999999;
    --accent: #C2410C;
    --accent-dark: #9A3412;
    --accent-hover: #EA580C;
    --gold: #F59E0B;
    --gold-light: #FBBF24;
    --white: #FFFFFF;
    --danger: #E74C3C;
    --danger-dark: #C0392B;
    --whatsapp: #25D366;
    --whatsapp-dark: #1DA851;
    --border: #E2E8F0;
    --bg-alt: #F8FAFC;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --section-pad: clamp(60px, 8vw, 100px);
    --container-max: 1100px;
    --container-pad: clamp(20px, 5vw, 40px);
    --gap-xs: 8px;
    --gap-sm: 16px;
    --gap-md: 24px;
    --gap-lg: 40px;
    --gap-xl: 64px;
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --fast: 0.2s ease;
    --normal: 0.3s ease;
    --slow: 0.5s ease;
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.1);
}


/* ── 2. BASE & TYPOGRAPHY ───────────── */

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

a:hover {
    color: var(--accent);
}

strong {
    font-weight: 600;
    color: var(--accent);
}

::selection {
    background-color: var(--accent);
    color: var(--white);
}


/* ── 3. LAYOUT ──────────────────────── */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}


/* ── 4. SECTION HEADERS ─────────────── */

.section-header {
    text-align: center;
    margin-bottom: clamp(40px, 6vw, 72px);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: var(--gap-sm);
}

.section-title {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: clamp(2rem, 5vw, 3rem);
    letter-spacing: 0.01em;
    line-height: 1.15;
    color: var(--accent);
    margin-bottom: var(--gap-sm);
}

.section-title--left {
    text-align: left;
}

.section-subtitle {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
    color: var(--text-muted);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.6;
}


/* ── 5. BUTTONS ─────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    padding: 14px 28px;
    border: 1.5px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--normal);
    text-decoration: none;
    white-space: nowrap;
}

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

.btn--primary:hover {
    background-color: var(--accent-dark);
    border-color: var(--accent-dark);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.25);
}

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

.btn--whatsapp:hover {
    background-color: var(--whatsapp-dark);
    border-color: var(--whatsapp-dark);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn--outline {
    background-color: transparent;
    color: var(--accent);
    border-color: var(--accent);
}

.btn--outline:hover {
    background-color: var(--accent);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.25);
}

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

.btn--sm {
    padding: 10px 20px;
    font-size: 0.8rem;
}


/* ── 6. EMERGENCY BAR ───────────────── */

.emergency-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    background: linear-gradient(135deg, var(--danger) 0%, var(--danger-dark) 100%);
    padding: 8px 0;
    text-align: center;
    transition: transform 0.3s ease;
}

.emergency-bar.hidden {
    transform: translateY(-100%);
}

.emergency-bar__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.emergency-bar__pulse {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--white);
    animation: emergencyPulse 1.5s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes emergencyPulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7); }
    50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(255, 255, 255, 0); }
}

.emergency-bar__text {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--white);
    text-transform: uppercase;
}

.emergency-bar__phone {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--white);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.emergency-bar__phone:hover {
    color: var(--white);
    opacity: 0.9;
}


/* ── 7. HEADER ──────────────────────── */

.header {
    position: fixed;
    top: 36px;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease, top 0.4s ease;
}

.header--scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    padding: 12px 0;
    box-shadow: var(--shadow);
    top: 0;
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    transition: opacity var(--fast);
}

.header__logo:hover {
    opacity: 0.8;
    color: var(--text);
}

.header__logo-icon {
    width: 28px;
    height: 28px;
    color: var(--accent);
}

.header__logo-icon svg {
    width: 100%;
    height: 100%;
}

.header__logo-text {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
    color: var(--text);
}

.header__nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.header__nav-link {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    color: var(--text-muted);
    transition: color var(--fast);
    position: relative;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: width var(--normal);
}

.header__nav-link:hover {
    color: var(--text);
}

.header__nav-link:hover::after {
    width: 100%;
}

.header__nav-link--cta {
    font-weight: 600;
    color: var(--white);
    background-color: var(--accent);
    padding: 8px 20px;
    border-radius: var(--radius-sm);
    transition: all var(--normal);
}

.header__nav-link--cta::after {
    display: none;
}

.header__nav-link--cta:hover {
    background-color: var(--accent-dark);
    color: var(--white);
}

.header__nav-link.active {
    color: var(--text);
}

.header__nav-link.active::after {
    width: 100%;
}

.header__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.header__burger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text);
    transition: all var(--normal);
    transform-origin: center;
}

.header__burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(4.5px, 4.5px);
}

.header__burger.active span:nth-child(2) {
    opacity: 0;
}

.header__burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4.5px, -4.5px);
}


/* ── 8. MOBILE MENU ─────────────────── */

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    background-color: rgba(255, 255, 255, 0.98);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
}

.mobile-menu__link {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 1.2rem;
    letter-spacing: 0.02em;
    color: var(--text);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

.mobile-menu.active .mobile-menu__link {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu.active .mobile-menu__link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-menu__link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.active .mobile-menu__link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-menu__link:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu.active .mobile-menu__link:nth-child(5) { transition-delay: 0.3s; }

.mobile-menu__link:hover {
    color: var(--accent);
}

.mobile-menu__link--cta {
    margin-top: 12px;
    padding: 12px 32px;
    border: 1.5px solid var(--accent);
    border-radius: var(--radius-sm);
    color: var(--accent);
}

.mobile-menu__link--cta:hover {
    background-color: var(--accent);
    color: var(--white);
}


/* ── 9. HERO ───────────────────────── */

.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__video,
.hero__bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.6) 0%,
        rgba(255, 255, 255, 0.8) 40%,
        rgba(255, 255, 255, 0.95) 100%
    );
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 var(--container-pad);
    max-width: 800px;
}

.hero__tagline {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: var(--gap-md);
}

.hero__title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    line-height: 1.05;
    letter-spacing: 0.01em;
    margin-bottom: var(--gap-md);
    color: var(--text);
}

.hero__title-line {
    display: block;
    font-size: clamp(1.5rem, 3.5vw, 2.5rem);
}

.hero__title-line--accent {
    color: var(--accent);
    font-size: clamp(2.5rem, 8vw, 5.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.hero__subtitle {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(0.9rem, 1.5vw, 1.05rem);
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto var(--gap-lg);
    line-height: 1.7;
}

.hero__cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--gap-sm);
    flex-wrap: wrap;
    margin-bottom: var(--gap-md);
}

.hero__rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--gap-sm);
}

.hero__rating-stars {
    color: var(--gold);
    font-size: 1rem;
    letter-spacing: 2px;
}

.hero__rating-text {
    font-size: 0.85rem;
    color: var(--text-muted);
}


/* ── 10. COUNTERS ───────────────────── */

.counters {
    padding: clamp(40px, 6vw, 80px) 0;
    background-color: var(--bg-alt);
    border-bottom: 1px solid var(--border);
}

.counters__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap-lg);
}

.counter {
    text-align: center;
    padding: var(--gap-md);
}

.counter__number {
    display: block;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--accent);
    line-height: 1;
    margin-bottom: 8px;
}

.counter__label {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.85rem;
    color: var(--text-muted);
}


/* ── 12. DIFERENCIALES ──────────────── */

.differentials {
    padding: var(--section-pad) 0;
    background-color: var(--bg-alt);
}

.differentials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap-lg);
}

.differential {
    text-align: center;
    padding: var(--gap-lg) var(--gap-md);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--white);
    transition: box-shadow var(--normal), transform var(--normal);
}

.differential:hover {
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.differential__icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--gap-md);
    color: var(--accent);
}

.differential__icon svg {
    width: 100%;
    height: 100%;
}

.differential__title {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: var(--gap-sm);
    color: var(--text);
}

.differential__text {
    font-weight: 400;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}


/* ── 13. SERVICES ───────────────────── */

.services {
    padding: var(--section-pad) 0;
    background-color: var(--white);
}

.services__list {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap-lg);
}

.services__category-title {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--accent);
    margin-bottom: var(--gap-md);
    padding-bottom: var(--gap-sm);
    border-bottom: 2px solid var(--accent);
}

.services__items {
    list-style: none;
    padding: 0;
}

.services__item {
    padding: var(--gap-sm) 0;
    border-bottom: 1px solid var(--border);
}

.services__item:last-child {
    border-bottom: none;
}

.services__item-name {
    display: block;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text);
    margin-bottom: 2px;
}

.services__item-desc {
    font-weight: 400;
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.services__cta {
    text-align: center;
    margin-top: var(--gap-xl);
    padding-top: var(--gap-lg);
    border-top: 1px solid var(--border);
}

.services__cta p {
    font-weight: 400;
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: var(--gap-md);
}


/* ── 14. GALLERY ────────────────────── */

.gallery {
    padding: var(--section-pad) 0;
    background-color: var(--bg-alt);
}

.gallery__grid {
    display: flex;
    flex-direction: column;
    gap: var(--gap-xl);
}

.gallery__item {
    text-align: center;
}

.gallery__pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
}

.gallery__photo {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.gallery__photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery__label {
    position: absolute;
    bottom: 12px;
    padding: 5px 12px;
    background-color: rgba(0, 0, 0, 0.6);
    color: var(--white);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 20px;
}

.gallery__photo:first-child .gallery__label {
    left: 12px;
}

.gallery__photo:last-child .gallery__label {
    right: 12px;
}

.gallery__caption {
    margin-top: var(--gap-sm);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text);
}


/* ── 15. COVERAGE ───────────────────── */

.coverage {
    padding: var(--section-pad) 0;
    background-color: var(--white);
}

.coverage__cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap-md);
    max-width: 800px;
    margin: 0 auto;
}

.coverage__card {
    padding: var(--gap-lg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--bg-alt);
    text-align: center;
    transition: box-shadow var(--normal), transform var(--normal);
}

.coverage__card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.coverage__card-title {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--accent);
    margin-bottom: var(--gap-xs);
}

.coverage__card-text {
    font-weight: 400;
    font-size: 0.9rem;
    color: var(--text-muted);
}


/* ── 16. TESTIMONIALS ───────────────── */

.testimonials {
    padding: var(--section-pad) 0;
    background-color: var(--bg-alt);
}

.testimonials__rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--gap-sm);
    margin-top: var(--gap-sm);
}

.testimonials__rating-num {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2rem;
    color: var(--gold);
}

.testimonials__stars-wrap {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.testimonials__stars {
    font-size: 1rem;
    color: var(--gold);
    letter-spacing: 2px;
}

.testimonials__rating-count {
    font-size: 0.75rem;
    color: var(--text-dim);
}

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

.testimonial {
    padding: var(--gap-lg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--white);
    transition: box-shadow var(--normal);
}

.testimonial:hover {
    box-shadow: var(--shadow);
}

.testimonial__header {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
    margin-bottom: var(--gap-sm);
}

.testimonial__avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border);
    flex-shrink: 0;
}

.testimonial__name {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text);
}

.testimonial__location {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.testimonial__stars {
    font-size: 0.8rem;
    color: var(--gold);
    letter-spacing: 2px;
    margin-bottom: var(--gap-sm);
}

.testimonial__text {
    font-weight: 400;
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.6;
    font-style: italic;
}


/* ── 18. CONTACT ────────────────────── */

.contact {
    padding: var(--section-pad) 0;
    background-color: var(--bg-alt);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap-xl);
    align-items: start;
}

.contact__info .section-title {
    margin-bottom: var(--gap-md);
}

.contact__info > p {
    font-weight: 400;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: var(--gap-lg);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
}

.contact__detail {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact__detail-label {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
}

.contact__detail span:last-child,
.contact__detail a {
    font-weight: 400;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.contact__detail a:hover {
    color: var(--accent);
}

.contact__form-wrap {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--gap-lg);
}

.form-group {
    margin-bottom: var(--gap-md);
}

.form-group label {
    display: block;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-optional {
    text-transform: none;
    letter-spacing: normal;
    font-weight: 400;
    color: var(--text-dim);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.9rem;
    color: var(--text);
    background-color: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: border-color var(--fast), box-shadow var(--fast);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-dim);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-group select option {
    background-color: var(--white);
    color: var(--text);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}


/* ── 19. FOOTER ─────────────────────── */

.footer {
    padding: var(--gap-xl) 0 0;
    background-color: #111827;
    color: var(--text);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--gap-lg);
    padding-bottom: var(--gap-xl);
}

.footer__logo {
    display: block;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.2rem;
    letter-spacing: 0.02em;
    color: var(--white);
    margin-bottom: var(--gap-sm);
}

.footer__tagline {
    font-weight: 400;
    font-size: 0.85rem;
    color: #9CA3AF;
    margin-bottom: var(--gap-md);
}

.footer__col h4 {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--white);
    margin-bottom: var(--gap-md);
}

.footer__col p {
    font-weight: 400;
    font-size: 0.85rem;
    color: #9CA3AF;
    line-height: 1.6;
    margin-bottom: 8px;
}

.footer__col a {
    color: #9CA3AF;
}

.footer__col a:hover {
    color: var(--white);
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--gap-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__bottom p {
    font-weight: 400;
    font-size: 0.75rem;
    color: #9CA3AF;
}

.footer__credit {
    font-weight: 400;
    font-size: 0.7rem;
    color: #9CA3AF;
    opacity: 0.5;
    transition: opacity var(--fast);
}

.footer__credit:hover {
    opacity: 1;
    color: var(--white);
}


/* ── 20. WHATSAPP FLOAT ─────────────── */

.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 900;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: #25D366;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.whatsapp-float.visible {
    opacity: 1;
    transform: scale(1);
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
}

.whatsapp-float:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
    color: white;
}


/* ── 21. MOBILE STICKY CTA ──────────── */

.mobile-cta {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 900;
    background-color: var(--white);
    border-top: 1px solid var(--border);
    padding: 10px 16px;
    gap: 10px;
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.06);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.mobile-cta.visible {
    transform: translateY(0);
}

.mobile-cta__btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--white);
    text-decoration: none;
}

.mobile-cta__btn--call {
    background-color: var(--accent);
}

.mobile-cta__btn--whatsapp {
    background-color: var(--whatsapp);
}


/* ── 22. SCROLL REVEAL ──────────────── */

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}


/* ── 23. MEDIA QUERIES ──────────────── */

/* Tablet */
@media (max-width: 1024px) {
    .header__nav {
        display: none;
    }

    .header__burger {
        display: flex;
    }

    .gallery__grid {
        gap: var(--gap-lg);
    }

    .services__list {
        grid-template-columns: 1fr;
    }

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

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

    .coverage__cards {
        grid-template-columns: 1fr;
    }

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

    .contact__grid {
        grid-template-columns: 1fr;
        gap: var(--gap-lg);
    }

    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--gap-lg);
    }
}

/* Mobile */
@media (max-width: 768px) {
    .header {
        top: 0;
    }

    .emergency-bar {
        position: relative;
    }

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

    .differential {
        padding: var(--gap-md);
    }

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

    .gallery__grid {
        gap: var(--gap-md);
    }

    .gallery__pair {
        grid-template-columns: 1fr;
    }

    .testimonials__grid {
        grid-template-columns: 1fr;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--gap-lg);
    }

    .footer__bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .hero__cta {
        flex-direction: column;
    }

    .hero__cta .btn {
        width: 100%;
    }

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

    .services__category-title {
        font-size: 1.1rem;
    }

    .services__item-name {
        font-size: 1.15rem;
        font-weight: 700;
    }

    .services__item-desc {
        font-size: 0.85rem;
    }

    .coverage__cards {
        grid-template-columns: 1fr;
    }

    /* Hide desktop WhatsApp float, show mobile sticky CTA */
    .whatsapp-float {
        display: none;
    }

    .mobile-cta {
        display: flex;
    }
}

/* Small mobile */
@media (max-width: 400px) {
    .hero__title {
        font-size: 2rem;
    }

    .hero__title-line--accent {
        font-size: 1.6rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .counters__grid {
        grid-template-columns: 1fr 1fr;
    }

    .counter__number {
        font-size: 1.8rem;
    }
}