:root {
    --color-brown: #5c4f4a;
    --color-coffee: #c9996b;
    --color-ivory: #ede9e6;
    --color-sage: #5c766d;
    --color-ink: #2f2724;
    --color-white: #ffffff;
    --color-border: rgba(92, 79, 74, 0.12);
    --color-shadow: rgba(50, 36, 30, 0.14);
    --gradient-main: linear-gradient(135deg, rgba(92, 79, 74, 0.96), rgba(92, 118, 109, 0.85));
    --gradient-soft: linear-gradient(180deg, rgba(237, 233, 230, 0.95), rgba(255, 255, 255, 0.98));
    --radius-lg: 28px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --container: 1180px;
    --transition: 280ms ease;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Cairo", sans-serif;
    background: var(--color-ivory);
    color: var(--color-ink);
    line-height: 1.8;
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

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

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

button,
input,
select,
textarea {
    font: inherit;
}

.container {
    width: min(calc(100% - 2rem), var(--container));
    margin: 0 auto;
}

.section {
    padding: 110px 0;
}

.alt-section {
    background:
        radial-gradient(circle at top left, rgba(201, 153, 107, 0.14), transparent 30%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0.95));
}

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    padding: 18px 0;
    transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.site-header.scrolled {
    background: rgba(237, 233, 230, 0.88);
    box-shadow: 0 10px 30px rgba(35, 24, 18, 0.08);
    backdrop-filter: blur(14px);
    padding: 12px 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    flex-direction: column;
    gap: 0;
    color: var(--color-brown);
}

.brand-mark,
.footer-brand {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.brand-sub {
    font-family: "Poppins", sans-serif;
    font-size: 0.85rem;
    color: rgba(92, 79, 74, 0.74);
}

.navbar {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}

.navbar a {
    position: relative;
    font-weight: 600;
    color: var(--color-brown);
    transition: color var(--transition);
}

.navbar a::after {
    content: "";
    position: absolute;
    inset: auto 0 -0.35rem;
    height: 2px;
    background: var(--color-coffee);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition);
}

.navbar a:hover::after,
.navbar a.active::after {
    transform: scaleX(1);
}

.nav-toggle {
    display: none;
    width: 46px;
    height: 46px;
    border: 1px solid rgba(92, 79, 74, 0.18);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 18px;
    height: 2px;
    background: var(--color-brown);
    transition: transform var(--transition), opacity var(--transition);
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 80px;
    isolation: isolate;
    background:
        radial-gradient(circle at 15% 20%, rgba(201, 153, 107, 0.18), transparent 18%),
        radial-gradient(circle at 80% 15%, rgba(92, 118, 109, 0.12), transparent 20%),
        linear-gradient(135deg, rgba(237, 233, 230, 1), rgba(244, 240, 237, 0.84));
}

.hero-backdrop {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(92, 79, 74, 0.03), rgba(92, 79, 74, 0)),
        url("../images/hero-pattern.svg") center/cover no-repeat;
    opacity: 0.18;
    z-index: -1;
}

.hero-grid,
.split-layout,
.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 3rem;
    align-items: center;
}

.eyebrow,
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    background: rgba(92, 118, 109, 0.1);
    color: var(--color-sage);
    font-size: 0.95rem;
    font-weight: 700;
}

.hero h1,
.section-heading h2,
.section-copy h2,
.contact-copy h2 {
    margin: 1rem 0 0.75rem;
    color: var(--color-brown);
    line-height: 1.2;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 5.8rem);
}

.hero-lead {
    margin: 0 0 0.8rem;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-ink);
}

.hero-text,
.section-copy p,
.contact-copy p,
.section-heading p,
.service-card p,
.benefit-card p,
.portfolio-overlay p,
.site-footer p {
    color: rgba(47, 39, 36, 0.76);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0.9rem 1.6rem;
    border-radius: 999px;
    font-weight: 700;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
}

.btn:hover {
    transform: translateY(-3px);
}

.btn-primary {
    background: var(--gradient-main);
    color: var(--color-white);
    box-shadow: 0 16px 30px rgba(92, 79, 74, 0.18);
}

.btn-secondary {
    border: 1px solid rgba(92, 79, 74, 0.15);
    background: rgba(255, 255, 255, 0.66);
    color: var(--color-brown);
}

.btn-block {
    width: 100%;
}

.hero-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    padding: 0;
    margin: 0;
    list-style: none;
}

.hero-highlights li,
.contact-notes span {
    padding: 0.65rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.58);
    color: var(--color-brown);
    font-weight: 600;
}

.hero-card,
.image-frame,
.contact-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: var(--gradient-soft);
    border: 1px solid rgba(92, 79, 74, 0.08);
    box-shadow: 0 28px 60px var(--color-shadow);
}

.hero-card {
    padding: 1.15rem;
}

.hero-card img {
    min-height: 460px;
    width: 100%;
    object-fit: cover;
    border-radius: calc(var(--radius-lg) - 8px);
}

.hero-badge {
    position: absolute;
    inset: auto 2rem 2rem auto;
    padding: 1rem 1.15rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 16px 30px rgba(51, 37, 28, 0.12);
    backdrop-filter: blur(10px);
}

.hero-badge strong,
.portfolio-overlay h3,
.service-card h3 {
    display: block;
    color: var(--color-brown);
}

.hero-badge span {
    font-family: "Poppins", sans-serif;
    font-size: 0.85rem;
    color: rgba(47, 39, 36, 0.65);
}

.image-frame img {
    width: 100%;
    min-height: 420px;
    object-fit: cover;
}

.section-heading {
    max-width: 720px;
    margin-bottom: 2.5rem;
}

.services-grid,
.portfolio-grid,
.benefits-grid {
    display: grid;
    gap: 1.5rem;
}

.services-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.service-card,
.benefit-card {
    padding: 1.75rem;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--color-border);
    box-shadow: 0 18px 36px rgba(44, 33, 25, 0.06);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover,
.benefit-card:hover,
.portfolio-item:hover {
    transform: translateY(-6px);
    border-color: rgba(201, 153, 107, 0.45);
    box-shadow: 0 22px 42px rgba(44, 33, 25, 0.1);
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    background: rgba(92, 118, 109, 0.1);
    color: var(--color-sage);
    font-size: 1.4rem;
}

.portfolio-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    min-height: 280px;
    border: 1px solid var(--color-border);
    box-shadow: 0 18px 36px rgba(44, 33, 25, 0.08);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

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

.portfolio-overlay {
    position: absolute;
    inset: auto 0 0;
    padding: 1.4rem;
    background: linear-gradient(180deg, rgba(47, 39, 36, 0), rgba(47, 39, 36, 0.86));
    color: var(--color-white);
    transform: translateY(22%);
    transition: transform var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3,
.portfolio-overlay p {
    color: var(--color-white);
}

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

.contact-notes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 2rem;
}

.contact-card {
    padding: 2rem;
}

.contact-form {
    display: grid;
    gap: 1rem;
}

.form-group {
    display: grid;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 700;
    color: var(--color-brown);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    border: 1px solid rgba(92, 79, 74, 0.14);
    border-radius: 16px;
    padding: 0.95rem 1rem;
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-ink);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: rgba(201, 153, 107, 0.8);
    box-shadow: 0 0 0 4px rgba(201, 153, 107, 0.12);
}

.form-alert {
    margin-bottom: 1rem;
    padding: 1rem 1.2rem;
    border-radius: 18px;
}

.form-alert.success {
    background: rgba(92, 118, 109, 0.1);
    color: var(--color-sage);
}

.form-alert.error {
    background: rgba(160, 72, 53, 0.1);
    color: #a04835;
}

.floating-whatsapp {
    position: fixed;
    left: 22px;
    bottom: 22px;
    z-index: 1001;
    min-width: 62px;
    min-height: 62px;
    padding: 0 1.1rem;
    border-radius: 999px;
    background: linear-gradient(135deg, #1db954, #0d8f42);
    color: var(--color-white);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 18px 32px rgba(8, 103, 45, 0.26);
    font-weight: 800;
    transition: transform var(--transition), box-shadow var(--transition);
}

.floating-whatsapp:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 22px 38px rgba(8, 103, 45, 0.32);
}

.site-footer {
    padding: 2rem 0 2.5rem;
    background: #352d2a;
    color: rgba(255, 255, 255, 0.85);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.social-links a {
    color: rgba(255, 255, 255, 0.82);
    transition: color var(--transition);
}

.social-links a:hover {
    color: #f6d4b5;
}

.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 700ms ease, transform 700ms ease;
}

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

@media (max-width: 1100px) {
    .services-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

@media (max-width: 920px) {
    .nav-toggle {
        display: inline-flex;
    }

    .navbar {
        position: absolute;
        top: calc(100% + 0.75rem);
        right: 1rem;
        left: 1rem;
        padding: 1rem;
        border-radius: 22px;
        background: rgba(255, 255, 255, 0.96);
        border: 1px solid rgba(92, 79, 74, 0.08);
        box-shadow: 0 18px 34px rgba(35, 24, 18, 0.09);
        display: grid;
        gap: 0.25rem;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    }

    .navbar.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .hero-grid,
    .split-layout,
    .contact-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: auto;
    }
}

@media (max-width: 680px) {
    .section {
        padding: 82px 0;
    }

    .hero {
        padding-top: 120px;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .hero-lead {
        font-size: 1.1rem;
    }

    .services-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .floating-whatsapp {
        left: 16px;
        bottom: 16px;
        min-width: 56px;
        min-height: 56px;
    }

    .hero-card img,
    .image-frame img {
        min-height: 300px;
    }
}