/* ===== CORES DA MARCA ===== */

:root {
    --primary-color: #0F5F56;
    /* verde do logo */
    --accent-color: #F47A20;
    /* laranja do logo */
    --background-color: #F5F7F6;
    --dark-color: #1F2933;
    --text-color: #1F2933;
    --text-light: #6b7280;
    --white: #ffffff;

    /* Modern design tokens */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode */
[data-theme="dark"] {
    --background-color: #1F2933;
    --text-color: #F5F7F6;
    --text-light: #9CA3AF;
    --white: #1F2933;
    --dark-color: #F5F7F6;
    --shadow-sm: 0 1px 2px 0 rgb(255 255 255 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(255 255 255 / 0.1), 0 2px 4px -2px rgb(255 255 255 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(255 255 255 / 0.1), 0 4px 6px -4px rgb(255 255 255 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(255 255 255 / 0.1), 0 8px 10px -6px rgb(255 255 255 / 0.1);
}

[data-theme="dark"] nav {
    background: rgba(31, 41, 51, 0.95);
}

[data-theme="dark"] nav ul {
    background: rgba(31, 41, 51, 0.98);
}

[data-theme="dark"] .dropdown-menu {
    background: var(--dark-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Animations */
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600;700&display=swap');

/* ===== CONFIGURAÇÕES GLOBAIS ===== */

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--background-color);
    color: var(--text-color);
    line-height: 1.7;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}


/* ===== NAVBAR ===== */

nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 6%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    animation: fadeInDown 0.8s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== LOGO ===== */

.logo img {
    height: 55px;
    transition: var(--transition);
}

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

/* ===== MENU DE NAVEGAÇÃO ===== */

nav ul {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0.9rem;
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
}

/* Efeito hover */

nav a:hover {
    color: var(--primary-color);
    background: rgba(15, 95, 86, 0.1);
}

/* Active page indicator */

nav a.active {
    color: var(--primary-color);
    background: rgba(15, 95, 86, 0.15);
    font-weight: 600;
    position: relative;
}

nav a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--accent-color);
    border-radius: 1px;
}

/* ===== BOTÃO DE ORÇAMENTO ===== */

.nav-btn {
    background: linear-gradient(135deg, var(--accent-color), #e66a1a);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

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

/* ===== THEME TOGGLE ===== */

.theme-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
    transition: var(--transition);
    padding: 0.5rem;
    border-radius: 8px;
    margin-left: 1rem;
}

.theme-btn:hover {
    background: rgba(15, 95, 86, 0.1);
    color: var(--primary-color);
}

/* ===== BOTÃO DE MENU MOBILE ===== */

.menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-color);
    transition: var(--transition);
    padding: 0.5rem;
    border-radius: 8px;
}

.menu-btn:hover {
    background: rgba(15, 95, 86, 0.1);
    color: var(--primary-color);
}

.menu-btn {
    position: relative;
    z-index: 1201;
}

.hamburger {
    transition: var(--transition);
}

.hamburger path {
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    transition: var(--transition);
}

.menu-btn.active .hamburger path:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-btn.active .hamburger path:nth-child(2) {
    opacity: 0;
}

.menu-btn.active .hamburger path:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}


/* ===== DROPDOWN SERVIÇOS ===== */

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    list-style: none;
    display: none;
    min-width: 220px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-top: 0.5rem;
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu li a {
    padding: 0.75rem 1.25rem;
    display: block;
    color: var(--dark-color);
    font-weight: 400;
    transition: var(--transition);
}

.dropdown-menu li:hover {
    background: rgba(15, 95, 86, 0.05);
}

.dropdown-menu li:hover a {
    color: var(--primary-color);
}

/* Mostrar dropdown ao passar o mouse */

.dropdown:hover .dropdown-menu {
    display: block;
}


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

.hero {
    height: 70vh;
    min-height: 520px;
    background:
        linear-gradient(rgba(15, 95, 86, 0.75), rgba(15, 95, 86, 0.6)),
        url("https://images.unsplash.com/photo-1555949963-aa79dcee981c?auto=format&fit=crop&w=1200&q=80") center/cover no-repeat;
    background-attachment: scroll;
    background-position: center;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top center, rgba(255,255,255,0.14), rgba(0,0,0,0.42));
    pointer-events: none;
}

.hero-columns {
    display: grid;
    gap: 2rem;
    align-items: center;
}

.hero-visual {
    display: none;
}

.hero-image-stack {
    position: relative;
}

.hero-image {
    width: 100%;
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    min-height: 360px;
    object-fit: cover;
    transition: var(--transition);
    display: block;
}

.hero-image.accent {
    position: absolute;
    width: 62%;
    right: -28px;
    bottom: -28px;
    border: 5px solid rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-lg);
    transform: rotate(-2deg);
    background: white;
}

.hero-content {
    position: relative;
    max-width: 680px;
    padding: 1.4rem;
    border-radius: 16px;
    background: rgba(3, 29, 31, 0.35);
    backdrop-filter: blur(6px);
}

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.4rem);
    margin-bottom: 0.8rem;
}

.hero-content p {
    font-size: clamp(1rem, 2.2vw, 1.2rem);
    margin-bottom: 1rem;
}

.hero-highlights {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin: 1rem 0 1.3rem;
}

.hero-highlights span {
    background: rgba(255,255,255,0.22);
    color: white;
    padding: 0.5rem 0.85rem;
    border-radius: 999px;
    font-size: 0.9rem;
}


.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translateY(0); }
    100% { transform: translateY(-60px); }
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    line-height: 1.2;
    position: relative;
    z-index: 1;
}

.hero p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 2rem;
    opacity: 0.9;
    font-weight: 400;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

/* ===== BOTÃO PRINCIPAL ===== */

.btn {
    background: linear-gradient(135deg, var(--primary-color), #0a4a42);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    display: inline-block;
    border: 2px solid transparent;
    position: relative;
    z-index: 1;
    animation: pulse 2s infinite;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, #0a4a42, var(--primary-color));
}

    .btn-secondary {
        background: rgba(255, 255, 255, 0.14);
        border: 1px solid rgba(255, 255, 255, 0.28);
        color: white;
    }

    .btn-secondary:hover {
        background: rgba(255, 255, 255, 0.22);
    }

    .eyebrow {
        display: inline-block;
        margin-bottom: 1rem;
        color: #d9f7ef;
        font-weight: 600;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        font-size: 0.85rem;
    }

    .hero-buttons {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.85rem;
        margin-bottom: 1.3rem;
    }

    .hero-stats {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1.2rem;
        margin-top: 1.4rem;
    }

    .hero-stats div {
        background: rgba(255, 255, 255, 0.08);
        padding: 1rem 1.3rem;
        border-radius: 999px;
        min-width: 130px;
    }

    .hero-stats strong {
        display: block;
        font-size: 1.1rem;
        font-weight: 700;
        margin-bottom: 0.25rem;
    }

    .hero-stats span {
        font-size: 0.92rem;
        opacity: 0.9;
    }

    .section-header {
        max-width: 780px;
        margin: 0 auto 2rem;
        text-align: center;
    }

    .section-label {
        display: inline-block;
        margin-bottom: 0.8rem;
        color: var(--primary-color);
        font-weight: 700;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        font-size: 0.82rem;
    }

    .section-header h2 {
        font-size: clamp(2rem, 4vw, 2.8rem);
        margin-bottom: 1rem;
    }

    .section-header p {
        color: var(--text-light);
        line-height: 1.8;
    }

    .problems {
        padding: 5rem 8%;
        background: #f8fafb;
    }

    .problems-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: 1.2rem;
        max-width: 1200px;
        margin: 0 auto;
    }

    .problem-card {
        background: white;
        border-radius: var(--border-radius-lg);
        padding: 1.6rem;
        border: 1px solid rgba(0,0,0,0.06);
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
    }

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

    .problem-card h3 {
        margin-bottom: 0.8rem;
        color: var(--primary-color);
    }

    .why-choose {
        padding: 5rem 8%;
        background: var(--white);
    }

    .why-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: 1.2rem;
        max-width: 1200px;
        margin: 0 auto 2rem;
    }

    .why-grid .card {
        min-height: 240px;
    }

    .contact-preview {
        padding: 5rem 8%;
        background: linear-gradient(135deg, rgba(15,95,86,0.97), rgba(15,95,86,0.84));
        color: white;
    }

    .contact-card {
        max-width: 960px;
        margin: 0 auto;
        display: grid;
        grid-template-columns: 1fr;
        gap: 1.8rem;
        background: rgba(255,255,255,0.08);
        padding: 2rem;
        border-radius: 24px;
        border: 1px solid rgba(255,255,255,0.12);
    }

    .contact-card h2 {
        font-size: clamp(2rem, 4vw, 2.6rem);
        margin-bottom: 1rem;
    }

    .contact-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
    }

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

    .contact-info div {
        display: flex;
        justify-content: space-between;
        gap: 1rem;
        border-top: 1px solid rgba(255,255,255,0.16);
        padding-top: 1rem;
    }

    .contact-info strong {
        font-weight: 700;
        color: white;
    }

    .contact-info a {
        color: #d9f7ef;
        text-decoration: none;
    }


.services h2 {
    margin-bottom: 3rem;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    font-family: 'Poppins', sans-serif;
}

.service-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.services-highlight {
    position: relative;
    padding: 5rem 8%;
    background: linear-gradient(rgba(15,95,86,0.65), rgba(15,95,86,0.65)),
        url("https://images.unsplash.com/photo-1551882547-ffeb2f8e8278?auto=format&fit=crop&w=1200&q=80") center/cover no-repeat;
    color: white;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    margin: 2rem 0;
    overflow: hidden;
}

.services-highlight::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
}

.highlight-content {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.services-highlight h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.services-highlight p {
    max-width: 720px;
    margin: 0 auto 1.8rem;
    font-size: 1.1rem;
    opacity: 0.95;
}

.btn-cta {
    background: linear-gradient(135deg, #ffd166, #ef476f);
    color: #1f2933;
    border: none;
    padding: 0.8rem 1.4rem;
    border-radius: 999px;
    font-weight: 700;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
}

.process {
    padding: 4rem 8%;
    background: #f8fafb;
    text-align: center;
}

.process h2 {
    margin-bottom: 2rem;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 1rem;
    max-width: 1100px;
    margin: 0 auto;
}

.process-step {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.05);
    padding: 1.2rem;
}

.process-step h3 {
    margin-bottom: 0.6rem;
    color: var(--primary-color);
}

.plans {
    padding: 4rem 8%;
    background: #fff;
    text-align: center;
}

.plans h2 {
    margin-bottom: 2rem;
}

.plan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.plan {
    background: linear-gradient(135deg, #ffffff, #f3f6fb);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0,0,0,0.08);
    padding: 1.4rem;
    text-align: left;
}

.plan h3 {
    color: var(--primary-color);
}

.plan .price {
    margin: 0.6rem 0;
    font-size: 1.78rem;
    font-weight: 700;
}

.plan ul {
    text-align: left;
    padding-left: 1rem;
}

.plan li {
    margin-bottom: 0.5rem;
}

.plan .plan-btn {
    display: inline-block;
    margin-top: 0.8rem;
    background: var(--primary-color);
    color:white;
    padding:0.75rem 1.2rem;
    border-radius:50px;
    text-decoration:none;
    font-weight:600;
}

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

.card {
    background: linear-gradient(135deg, #f9fafb, #f1f5f9);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    text-align: left;
}

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

.card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
}

.card p {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 0.95rem;
}

[data-theme="dark"] .card {
    background: linear-gradient(135deg, #374151, #1f2937);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .card:hover {
    box-shadow: var(--shadow-xl);
}


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

.testimonials {
    padding: 6rem 8%;
    background: var(--background-color);
    text-align: center;
}

.testimonials h2 {
    margin-bottom: 3rem;
    color: var(--text-color);
    font-size: 2rem;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
}

.testimonial-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

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

.testimonial p {
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--text-color);
    line-height: 1.6;
}

.testimonial cite {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.9rem;
}

[data-theme="dark"] .testimonial {
    background: linear-gradient(135deg, #374151, #1f2937);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== CALL TO ACTION ===== */

.cta {
    padding: 6rem 8%;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), #0a4a42);
    color: white;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    font-family: 'Poppins', sans-serif;
    position: relative;
    z-index: 1;
}

.cta a {
    background: white;
    color: var(--primary-color);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    display: inline-block;
    position: relative;
    z-index: 1;
    border: 2px solid white;
}

.cta a:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    background: rgba(255, 255, 255, 0.95);
}


/* ===== RODAPÉ ===== */

footer {
    background: var(--dark-color);
    color: #9ca3af;
    padding: 3rem 8% 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto 2rem;
    text-align: left;
}

.footer-section h3 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.footer-section p {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.footer-section a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: #e66a1a;
}

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

.social-links a {
    color: #9ca3af;
    font-weight: 500;
}

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

footer > p {
    text-align: center;
    font-size: 0.9rem;
    margin-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
}

@media (min-width: 1024px) {
    .hero-columns {
        grid-template-columns: minmax(320px, 1fr) minmax(320px, 420px);
    }

    .hero-visual {
        display: block;
    }

    .hero-content {
        max-width: 100%;
    }
}

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

@media (max-width: 768px) {
    .menu-btn {
        display: block;
    }

    nav ul {
        position: fixed;
        top: 0;
        left: 0;
        width: min(320px, 100%);
        max-width: 100vw;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        gap: 1rem;
        padding: 5rem 2rem 2rem;
        transform: translateX(-100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1100;
        overflow-y: auto;
        box-shadow: var(--shadow-xl);
        border-right: 2px solid var(--primary-color);
        box-sizing: border-box;
    }

    nav ul.show {
        transform: translateX(0);
    }

    nav ul li {
        width: 100%;
        margin-top: 0.45rem;
    }

    nav ul li a {
        letter-spacing: 0;
    }

    nav ul li {
        width: 100%;
        text-align: left;
    }

    nav ul li a {
        display: block;
        width: 100%;
        padding: 1rem 1.5rem;
        font-size: 1.1rem;
        border-radius: 8px;
        margin-bottom: 0.5rem;
        transition: var(--transition);
    }

    nav ul li a:hover {
        background: rgba(15, 95, 86, 0.1);
        transform: translateX(5px);
    }

    .dropdown-menu {
        position: static;
        display: block;
        background: var(--white);
        box-shadow: none;
        border: none;
        margin-top: 0.5rem;
        margin-left: 1rem;
        width: calc(100% - 1rem);
    }

    .service-box {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .card {
        padding: 2rem;
    }

    nav {
        padding: 0.75rem 4%;
    }

    .nav-btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }

    .logo img {
        height: 45px;
    }

    .theme-btn {
        font-size: 1.25rem;
        margin-left: 0.5rem;
    }

    .eyebrow,
    .section-label {
        letter-spacing: 0.06em;
    }

    /* Overlay for mobile menu */
    nav::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.4s ease, visibility 0.4s ease;
        z-index: 998;
        pointer-events: none;
    }

    nav.show::after {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .hero {
        background-attachment: scroll;
        background-size: cover;
        background-position: center;
    }

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

    .hero-visual {
        display: block;
        text-align: center;
        margin: 2rem auto 0;
    }

    .hero-image-stack {
        position: relative;
        display: inline-block;
        max-width: 520px;
        margin: 0 auto;
    }

    .hero-image.accent {
        width: 55%;
        right: -15px;
        bottom: -15px;
        border: 2px solid rgba(255, 255, 255, 0.95);
        transform: rotate(-1deg);
    }

    .services-highlight {
        padding: 4rem 6%;
        border-radius: 16px;
        margin: 1.5rem 0;
    }

    .services-highlight h2 {
        font-size: 1.75rem;
    }

    .services-highlight p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) and (orientation: portrait) {
    .hero {
        background-position: center top;
        background-size: cover;
    }

    nav {
        padding: 0.6rem 3%;
    }

    .logo img {
        height: 38px;
    }

    nav a {
        padding: 0.4rem 0.6rem;
        font-size: 0.85rem;
    }

    .nav-btn {
        padding: 0.5rem 0.8rem;
        font-size: 0.75rem;
    }

    .services {
        padding: 4rem 5%;
    }

    .services-highlight {
        padding: 3rem 4%;
        border-radius: 0;
    }

    .services-highlight h2 {
        font-size: 1.6rem;
    }

    .services-highlight p {
        font-size: 0.95rem;
    }

    .cta {
        padding: 4rem 5%;
    }
}

/* ===== STICKY WHATSAPP BUTTON (MOBILE) ===== */

.sticky-whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 20px;
    background: linear-gradient(135deg, #25D366, #20BA5A);
    color: white;
    padding: 12px 18px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 999;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sticky-whatsapp-btn.show {
    opacity: 1;
    visibility: visible;
}

.sticky-whatsapp-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, #20BA5A, #1FB954);
}

@media (max-width: 768px) {
    .sticky-whatsapp-btn {
        bottom: 20px;
        right: 15px;
        font-size: 0.85rem;
        padding: 10px 15px;
    }
}

@media (max-width: 480px) {
    .sticky-whatsapp-btn {
        bottom: 15px;
        right: 10px;
        font-size: 0.8rem;
        padding: 9px 12px;
    }
}