:root {
    --font-body: "Inter", sans-serif;
    --font-heading: "Sora", sans-serif;
    --navy-950: #06111a;
    --navy-900: #08171e;
    --navy-800: #1b293f;
    --navy-700: #243b57;
    --navy-100: #e9eef3;
    --green-600: #14975f;
    --green-700: #0f7b4d;
    --green-100: #e8f6ef;
    --paper: #f7f8fa;
    --surface: #ffffff;
    --surface-soft: #f3f4f6;
    --text: #101922;
    --muted: #64717d;
    --line: #e2e6eb;
    --line-strong: #c7d0da;
    --shadow-sm: 0 12px 28px rgba(8, 23, 30, 0.07);
    --shadow-md: 0 22px 54px rgba(8, 23, 30, 0.12);
    --shadow-blue: 0 14px 30px rgba(27, 41, 63, 0.2);
    --radius: 14px;
    --radius-sm: 10px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
}

button,
input,
select,
textarea,
summary,
a {
    font-family: var(--font-body);
}

body.menu-open {
    overflow: hidden;
}

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

a {
    color: inherit;
}

.container {
    width: min(1140px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(243, 244, 246, 0.96);
    border-bottom: 1px solid rgba(199, 208, 218, 0.56);
    backdrop-filter: blur(14px);
    transition: background 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
    background: rgba(243, 244, 246, 0.98);
    border-color: rgba(199, 208, 218, 0.78);
    box-shadow: 0 8px 22px rgba(8, 23, 30, 0.07);
}

.nav {
    position: relative;
    min-height: 0;
    padding: 10px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.brand {
    display: inline-flex;
    align-items: center;
    align-self: center;
    text-decoration: none;
}

.brand img {
    width: 140px;
    height: auto;
}

.nav-button {
    width: 44px;
    height: 44px;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.78);
    box-shadow: none;
    cursor: pointer;
}

.nav-button span {
    width: 19px;
    height: 2px;
    border-radius: 2px;
    background: var(--navy-900);
    transition: transform 180ms ease, opacity 180ms ease;
}

.nav-button.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.nav-button.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-links {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    display: grid;
    gap: 6px;
    padding: 14px;
    border: 1px solid rgba(221, 231, 227, 0.94);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.nav-links.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-links a {
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--navy-800);
    font-size: 0.94rem;
    font-weight: 700;
    text-decoration: none;
    transition: background 180ms ease, color 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
    background: var(--navy-100);
    color: var(--navy-800);
    outline: none;
}

.nav-links .nav-cta {
    color: var(--surface);
    background: var(--navy-800);
    text-align: center;
    box-shadow: var(--shadow-blue);
}

.hero {
    position: relative;
    overflow: hidden;
    border-top: 1px solid rgba(255, 255, 255, 0.28);
    color: var(--surface);
    background:
        linear-gradient(105deg, rgba(8, 23, 30, 0.88) 0%, rgba(8, 23, 30, 0.76) 48%, rgba(8, 23, 30, 0.4) 100%),
        url("img/foto_ar.jpg") center / cover;
}

.no-wrap {
    white-space: nowrap;
}

.hero::after {
    content: none;
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 36px;
    min-height: calc(600px - 76px);
    padding: 58px 0 62px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 14px;
    color: var(--navy-700);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.eyebrow::before {
    content: "";
    width: 24px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
}

.hero .eyebrow,
.final-cta .eyebrow {
    color: #dfe7ee;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    letter-spacing: 0;
}

h1 {
    max-width: 680px;
    margin-bottom: 18px;
    font-size: clamp(2.15rem, 7.2vw, 4rem);
    line-height: 1.06;
}

h2 {
    max-width: 760px;
    margin-bottom: 14px;
    color: var(--navy-900);
    font-size: clamp(1.75rem, 5.4vw, 2.65rem);
    line-height: 1.12;
}

h3 {
    margin-bottom: 9px;
    color: var(--navy-900);
    font-size: 1.06rem;
    line-height: 1.28;
}

.hero-copy {
    max-width: 590px;
    color: #e3e8ec;
    font-size: clamp(1rem, 2.1vw, 1.14rem);
    font-weight: 500;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 28px 0 12px;
}

.hero-note {
    display: inline-flex;
    max-width: 620px;
    margin: 0 0 24px;
    padding: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    color: #e8f3ef;
    background: rgba(255, 255, 255, 0.07);
    font-size: 0.92rem;
    font-weight: 700;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 12px 22px;
    border: 1px solid transparent;
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 0.96rem;
    font-weight: 800;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.btn:hover,
.btn:focus-visible {
    transform: translateY(-2px);
    outline: none;
}

.btn-primary {
    color: var(--surface);
    background: var(--navy-800);
    box-shadow: var(--shadow-blue);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background: var(--navy-700);
    box-shadow: 0 16px 34px rgba(36, 59, 87, 0.24);
}

.btn-secondary {
    color: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
    border-color: rgba(255, 255, 255, 0.42);
    background: rgba(255, 255, 255, 0.14);
}

.btn-light {
    color: var(--navy-900);
    background: var(--surface);
    box-shadow: 0 16px 34px rgba(6, 19, 27, 0.18);
}

.trust-list {
    display: grid;
    gap: 10px;
    margin: 0;
    padding: 0;
    color: #eef7f4;
    list-style: none;
}

.trust-list li {
    display: flex;
    gap: 10px;
    align-items: center;
    color: #f3faf7;
    font-size: 0.95rem;
    font-weight: 700;
}

.trust-list li::before {
    content: "";
    width: 9px;
    height: 9px;
    flex: 0 0 9px;
    border-radius: 50%;
    background: var(--green-600);
    box-shadow: 0 0 0 5px rgba(20, 151, 95, 0.14);
}

.hero-panel {
    display: grid;
    gap: 22px;
    padding: 28px;
    border: 1px solid rgba(255, 255, 255, 0.32);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.48);
    color: var(--text);
    box-shadow: 0 26px 70px rgba(0, 0, 0, 0.24);
    backdrop-filter: blur(18px);
}

.hero-panel-head {
    display: grid;
    gap: 4px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--line);
}

.hero-panel-head span {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.hero-panel-head strong {
    color: var(--navy-900);
    font-family: var(--font-heading);
    font-size: 1.55rem;
    line-height: 1.12;
}

.hero-service-list {
    display: grid;
    gap: 18px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.hero-service-list li {
    display: grid;
    grid-template-columns: 26px 1fr;
    gap: 14px;
    align-items: start;
}

.hero-service-list li > span {
    display: inline-flex;
    width: 26px;
    height: 26px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--green-700);
    background: var(--green-100);
    font-size: 0.9rem;
    font-weight: 900;
}

.hero-service-list strong {
    display: block;
    color: var(--navy-900);
    font-family: var(--font-heading);
    font-size: 1rem;
    line-height: 1.25;
}

.hero-service-list p {
    margin: 3px 0 0;
    color: var(--muted);
    font-size: 0.93rem;
    line-height: 1.45;
}

.section {
    padding: 72px 0;
}

.section-heading {
    max-width: 730px;
    margin: 0 auto 38px;
    text-align: center;
}

.section-heading p:not(.eyebrow),
.areas p,
.budget-copy p {
    color: var(--muted);
}

.align-left {
    margin-left: 0;
    text-align: left;
}

.services {
    background: #ffffff;
}

.service-grid {
    display: grid;
    gap: 20px;
}

.service-card {
    position: relative;
    display: grid;
    overflow: hidden;
    border: 1px solid rgba(226, 230, 235, 0.96);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.service-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
    pointer-events: none;
}

.service-card:hover {
    border-color: rgba(27, 41, 63, 0.18);
    box-shadow: 0 22px 48px rgba(8, 23, 30, 0.12);
    transform: translateY(-4px);
}

.service-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    transition: transform 260ms ease;
}

.service-card:hover img {
    transform: scale(1.025);
}

.service-card div {
    position: relative;
    z-index: 1;
    display: flex;
    min-height: 250px;
    flex-direction: column;
    padding: 24px;
}

.service-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    height: 28px;
    margin-bottom: 14px;
    border-radius: 999px;
    color: var(--navy-800);
    background: var(--navy-100);
    font-size: 0.78rem;
    font-weight: 900;
}

.service-card p,
.feature p,
.faq p {
    margin-bottom: 0;
    color: var(--muted);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    padding-top: 18px;
    color: var(--navy-800);
    font-size: 0.92rem;
    font-weight: 900;
    text-decoration: none;
}

.service-link::after {
    content: "";
    width: 7px;
    height: 7px;
    border-top: 2px solid currentColor;
    border-right: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform 180ms ease;
}

.service-link:hover::after,
.service-link:focus-visible::after {
    transform: translateX(3px) rotate(45deg);
}

.why {
    background:
        linear-gradient(180deg, #ffffff 0%, var(--paper) 100%);
}

.why-grid {
    display: grid;
    gap: 30px;
}

.feature-grid {
    display: grid;
    gap: 14px;
}

.feature {
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: 0 12px 30px rgba(6, 19, 27, 0.06);
    transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.feature:hover {
    border-color: rgba(27, 41, 63, 0.18);
    box-shadow: 0 18px 40px rgba(8, 23, 30, 0.09);
    transform: translateY(-3px);
}

.feature span {
    display: inline-flex;
    min-width: 36px;
    height: 30px;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    border-radius: 999px;
    color: var(--surface);
    background: var(--navy-800);
    font-size: 0.78rem;
    font-weight: 900;
}

.areas {
    position: relative;
    overflow: hidden;
    background:
        linear-gradient(135deg, var(--navy-950), var(--navy-800));
    color: var(--surface);
}

.areas::before {
    content: none;
}

.areas .container {
    position: relative;
    z-index: 1;
}

.areas h2 {
    color: var(--surface);
}

.areas p {
    color: #d8e7e4;
}

.areas-grid {
    display: grid;
    gap: 30px;
}

.area-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.area-list li {
    padding: 15px 16px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08);
    color: #f6fbf8;
    font-family: var(--font-body);
    font-size: 0.96rem;
    font-weight: 700;
    line-height: 1.45;
    backdrop-filter: blur(12px);
}

.budget {
    background:
        linear-gradient(180deg, #ffffff, #f6f7f9);
}

.budget-grid {
    display: grid;
    gap: 30px;
}

.phone-link {
    display: inline-flex;
    margin-top: 10px;
    color: var(--navy-800);
    font-weight: 900;
    text-decoration: none;
}

.budget-list {
    display: grid;
    gap: 10px;
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
}

.budget-list li {
    position: relative;
    padding-left: 24px;
    color: var(--text);
    font-weight: 700;
}

.budget-list li::before {
    content: "";
    position: absolute;
    top: 0.72em;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green-600);
    box-shadow: 0 0 0 5px var(--green-100);
}

.quote-form {
    display: grid;
    gap: 11px;
    padding: 22px;
    border: 1px solid rgba(226, 230, 235, 0.98);
    border-radius: 18px;
    background: var(--surface);
    box-shadow: var(--shadow-md);
}

.form-heading {
    display: grid;
    gap: 2px;
    margin-bottom: 8px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--line);
}

.form-heading span {
    color: var(--navy-700);
    font-size: 0.78rem;
    font-weight: 900;
    text-transform: uppercase;
}

.form-heading strong {
    color: var(--navy-900);
    font-family: var(--font-heading);
    font-size: 1.22rem;
}

.quote-form label {
    color: var(--navy-900);
    font-size: 0.9rem;
    font-weight: 800;
}

.quote-form input,
.quote-form select,
.quote-form textarea {
    width: 100%;
    min-height: 50px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fcfefd;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.4;
    transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.quote-form textarea {
    resize: vertical;
}

.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
    border-color: var(--navy-700);
    background: var(--surface);
    box-shadow: 0 0 0 4px rgba(27, 41, 63, 0.1);
    outline: none;
}

.quote-form .field-error {
    border-color: #c94b4b;
    box-shadow: 0 0 0 4px rgba(201, 75, 75, 0.12);
}

.form-feedback {
    min-height: 20px;
    margin: 2px 0 0;
    color: #a83e3e;
    font-size: 0.9rem;
    font-weight: 700;
}

.quote-form button {
    margin-top: 6px;
}

.faq {
    background: var(--surface);
}

.faq-list {
    display: grid;
    gap: 14px;
}

details {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
    box-shadow: 0 10px 26px rgba(6, 19, 27, 0.05);
    transition: border-color 180ms ease, box-shadow 180ms ease;
}

details[open] {
    border-color: rgba(27, 41, 63, 0.2);
    box-shadow: 0 16px 36px rgba(8, 23, 30, 0.08);
}

summary {
    position: relative;
    padding: 18px 54px 18px 18px;
    color: var(--navy-900);
    font-weight: 900;
    cursor: pointer;
    list-style: none;
}

summary::-webkit-details-marker {
    display: none;
}

summary::after {
    content: "+";
    position: absolute;
    top: 50%;
    right: 18px;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--navy-800);
    background: var(--navy-100);
    font-weight: 900;
    transform: translateY(-50%);
}

details[open] summary::after {
    content: "-";
}

details p {
    padding: 0 18px 18px;
}

.final-cta {
    padding: 58px 0;
    background:
        linear-gradient(135deg, var(--navy-800), var(--navy-950));
    color: var(--surface);
}

.final-cta h2 {
    color: var(--surface);
}

.final-cta-grid {
    display: grid;
    gap: 20px;
    align-items: center;
}

.whatsapp-float {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 30;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    padding: 0;
    border-radius: 50%;
    color: var(--surface);
    background: #25d366;
    box-shadow: 0 14px 30px rgba(6, 19, 27, 0.24);
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px) scale(0.96);
    transition: opacity 220ms ease, transform 220ms ease, visibility 220ms ease, background 180ms ease;
}

.whatsapp-float svg {
    width: 31px;
    height: 31px;
    display: block;
    fill: currentColor;
}

.whatsapp-float.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
    background: #1ebe5d;
    transform: translateY(-2px) scale(1.03);
    outline: none;
}

.footer {
    padding: 38px 0;
    border-top: 1px solid var(--line);
    background: var(--surface-soft);
    color: var(--navy-800);
}

.footer-grid {
    display: grid;
    gap: 16px;
    justify-items: center;
    text-align: center;
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.footer img {
    width: 132px;
    height: auto;
}

.footer p {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.5;
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 620ms ease, transform 620ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

@media (min-width: 560px) {
    .hero-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .trust-list,
    .area-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 780px) {
    body.menu-open {
        overflow: auto;
    }

    .brand img {
        width: 148px;
    }

    .nav-button {
        display: none;
    }

    .nav-links {
        position: static;
        display: flex;
        align-items: center;
        gap: 4px;
        padding: 0;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    .nav-links .nav-cta {
        padding-inline: 18px;
    }

    .hero-grid {
        grid-template-columns: minmax(0, 1.16fr) minmax(320px, 0.84fr);
        align-items: center;
        min-height: 524px;
        padding: 58px 0;
    }

    .service-grid,
    .feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .service-card {
        grid-template-rows: auto 1fr;
    }

    .why-grid,
    .areas-grid,
    .budget-grid {
        grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
        align-items: start;
    }

    .final-cta-grid {
        grid-template-columns: minmax(0, 1fr) auto;
    }
}

@media (min-width: 1020px) {
    .section {
        padding: 88px 0;
    }

    .service-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .service-card img {
        aspect-ratio: 4 / 3;
    }
}