/* =========================================================
   RESET
========================================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

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


/* =========================================================
   VARIÁVEIS — IDENTIDADE VISUAL RM
========================================================= */

:root {
    --primary: #429B65;
    --primary-dark: #244A38;
    --primary-light: #577D69;

    --accent: #9EB291;
    --accent-light: #D2DBBA;

    --dark: #1F2B25;
    --text: #26352D;
    --text-light: #69766E;

    --white: #FFFFFF;
    --lighter: #F8FAF6;
    --light: #F1F4EE;
    --border: #DDE4DA;

    --container: 1180px;
    --header-height: 82px;
}


/* =========================================================
   CONTAINER
========================================================= */

.container {
    width: min(calc(100% - 48px), var(--container));
    margin: 0 auto;
}


/* =========================================================
   TAG
========================================================= */

.section-tag {
    display: inline-block;

    margin-bottom: 18px;

    color: var(--primary);

    font-size: 11px;
    font-weight: 800;

    letter-spacing: 1.8px;
}


/* =========================================================
   TÍTULOS
========================================================= */

.about-page h1,
.about-page h2,
.about-page h3 {
    font-family: "Manrope", sans-serif;
}

.about-page h1 span,
.about-page h2 span {
    color: var(--primary);
}


/* =========================================================
   INTRODUÇÃO
========================================================= */

.about-intro {
    padding: 170px 0 105px;

    background: var(--lighter);
}

.about-intro .container {
    max-width: var(--container);
}

.about-intro h1 {
    max-width: 850px;

    margin-bottom: 28px;

    color: var(--primary-dark);

    font-size: clamp(38px, 5vw, 62px);
    line-height: 1.08;

    letter-spacing: -2px;
}

.about-intro p {
    max-width: 760px;

    color: var(--text-light);

    font-size: 15px;
    line-height: 1.9;
}


/* =========================================================
   DIFERENCIAL
========================================================= */

.about-difference {
    padding: 115px 0;

    background: var(--white);
}

.difference-content {
    display: grid;

    grid-template-columns: 1fr 1fr;

    align-items: center;

    gap: 100px;
}

.difference-text h2 {
    max-width: 600px;

    margin-bottom: 25px;

    color: var(--primary-dark);

    font-size: clamp(32px, 4vw, 46px);
    line-height: 1.15;

    letter-spacing: -1.5px;
}

.difference-text p {
    max-width: 600px;

    margin-bottom: 18px;

    color: var(--text-light);

    font-size: 14px;
    line-height: 1.85;
}


/* =========================================================
   IMAGEM DIFERENCIAL
========================================================= */

.difference-image {
    position: relative;

    height: 560px;

    overflow: hidden;
}

.difference-image::after {
    content: "";

    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            180deg,
            transparent 55%,
            rgba(36, 74, 56, .30)
        );
}

.difference-image img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    transition: transform .5s ease;
}

.difference-image:hover img {
    transform: scale(1.03);
}


/* =========================================================
   PRINCÍPIOS
========================================================= */

.about-principles {
    padding: 115px 0;

    background: var(--light);
}

.about-principles .section-header {
    margin-bottom: 55px;
}

.section-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;

    gap: 0;
}

.section-header h2 {
    max-width: 700px;

    color: var(--primary-dark);

    font-size: clamp(32px, 4vw, 46px);
    line-height: 1.15;

    letter-spacing: -1.5px;
}


/* =========================================================
   CARDS MISSÃO / VISÃO / VALORES
========================================================= */

.principles-grid {
    display: grid;

    grid-template-columns: repeat(3, 1fr);

    gap: 1px;

    background: var(--border);

    border: 1px solid var(--border);
}

.principle {
    min-height: 300px;

    padding: 38px;

    background: var(--white);

    transition:
        background .25s ease,
        transform .25s ease;
}

.principle:hover {
    background: var(--lighter);

    transform: translateY(-4px);
}

.principle::before {
    content: "";

    display: block;

    width: 35px;
    height: 3px;

    margin-bottom: 28px;

    background: var(--primary);
}

.principle h3 {
    margin-bottom: 18px;

    color: var(--primary-dark);

    font-size: 22px;

    letter-spacing: -.4px;
}

.principle p {
    color: var(--text-light);

    font-size: 13px;
    line-height: 1.8;
}


/* =========================================================
   CONTATO
========================================================= */

.about-contact {
    padding: 115px 0;

    background: var(--white);
}

.contact-content {
    display: grid;

    grid-template-columns: .8fr 1.2fr;

    gap: 100px;

    align-items: start;
}

.contact-content h2 {
    margin-bottom: 20px;

    color: var(--primary-dark);

    font-family: "Manrope", sans-serif;

    font-size: clamp(32px, 4vw, 46px);
    line-height: 1.15;

    letter-spacing: -1.5px;
}

.contact-content > div > p {
    max-width: 450px;

    color: var(--text-light);

    font-size: 14px;
    line-height: 1.8;
}


/* =========================================================
   FORMULÁRIO
========================================================= */

.contact-form {
    display: flex;
    flex-direction: column;

    gap: 20px;

    padding: 45px;

    background: var(--light);
}

.form-row {
    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 18px;
}

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

    gap: 8px;
}

.form-group label {
    color: var(--primary-dark);

    font-size: 11px;
    font-weight: 700;
}

.form-group input,
.form-group textarea {
    width: 100%;

    border: 1px solid var(--border);
    border-radius: 2px;

    outline: none;

    background: var(--white);

    color: var(--text);

    font-size: 13px;

    padding: 13px 14px;

    transition:
        border-color .2s ease,
        box-shadow .2s ease;
}

.form-group input {
    height: 47px;
}

.form-group textarea {
    min-height: 130px;

    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9AA49E;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);

    box-shadow:
        0 0 0 3px rgba(66, 155, 101, .10);
}


/* =========================================================
   BOTÃO FORMULÁRIO
========================================================= */

.submit-button {
    align-self: flex-start;

    padding: 14px 27px;

    border: none;
    border-radius: 3px;

    background: var(--primary);

    color: var(--white);

    font-size: 12px;
    font-weight: 700;

    cursor: pointer;

    transition:
        background .2s ease,
        transform .2s ease;
}

.submit-button:hover {
    background: var(--primary-dark);

    transform: translateY(-2px);
}


/* =========================================================
   RESPONSIVIDADE — 1050px
========================================================= */

@media (max-width: 1050px) {

    .difference-content {
        gap: 60px;
    }

    .contact-content {
        gap: 60px;
    }

}


/* =========================================================
   RESPONSIVIDADE — 900px
========================================================= */

@media (max-width: 900px) {

    .nav {
        display: none;
    }

    .menu-button {
        display: flex;
    }

    .difference-content {
        grid-template-columns: 1fr;

        gap: 50px;
    }

    .difference-image {
        height: 450px;

        order: -1;
    }

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

    .principle {
        min-height: auto;
    }

    .contact-content {
        grid-template-columns: 1fr;

        gap: 50px;
    }

}


/* =========================================================
   RESPONSIVIDADE — 650px
========================================================= */

@media (max-width: 650px) {

    .container {
        width: min(calc(100% - 32px), var(--container));
    }

    .header {
        height: 72px;
    }

    :root {
        --header-height: 72px;
    }

    .logo img {
        width: 125px;
    }

    .about-intro {
        padding: 135px 0 75px;
    }

    .about-intro h1 {
        font-size: clamp(34px, 10vw, 48px);

        letter-spacing: -1.5px;
    }

    .about-intro p {
        font-size: 14px;
    }

    .about-difference,
    .about-principles,
    .about-contact {
        padding: 80px 0;
    }

    .difference-image {
        height: 360px;
    }

    .difference-text h2,
    .section-header h2,
    .contact-content h2 {
        font-size: 34px;
    }

    .principle {
        padding: 30px;
    }

    .contact-form {
        padding: 28px 22px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .submit-button {
        width: 100%;
    }

    .side-menu {
        padding: 25px;
    }

}


/* =========================================================
   RESPONSIVIDADE — 450px
========================================================= */

@media (max-width: 450px) {

    .about-intro h1 {
        font-size: 34px;
    }

    .difference-text h2,
    .section-header h2,
    .contact-content h2 {
        font-size: 30px;
    }

    .difference-image {
        height: 300px;
    }

    .principle {
        padding: 25px;
    }

    .principle h3 {
        font-size: 20px;
    }

    .contact-form {
        padding: 22px 18px;
    }

}