/* RESET & FONTS */
:root {
    /* Cores Premium: Nude, Dourado Mate, Antracite */
    --color-bg: #FFFFFF;
    --color-offwhite: #FDFCF9;
    --color-nude: #F4EBE6;
    --color-gold: #C0A97E;
    --color-gold-hover: #A89066;
    --color-text-dark: #2C2A29;
    --color-text-light: #666361;
    
    /* Tipografia */
    --font-heading: 'Cinzel', serif;
    --font-body: 'Lato', sans-serif;

    /* Espaçamentos e Layout */
    --space-sm: 1rem;
    --space-md: 2.5rem;
    --space-lg: 5rem;
    --space-xl: 8rem;
    
    --container-max: 1200px;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-light);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-text-dark);
    font-weight: 400;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* UTILITIES */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-xl) 0;
}

.bg-offwhite {
    background-color: var(--color-offwhite);
}

.bg-nude {
    background-color: var(--color-nude);
}

#tratamentos.section {
    padding-bottom: var(--space-lg);
}

#resultados.section {
    padding-top: var(--space-md);
}

.text-left {
    text-align: left !important;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--space-lg);
    letter-spacing: 0.05em;
}

.hidden {
    display: none;
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.btn--primary {
    background-color: var(--color-gold);
    color: #fff;
}

.btn--primary:hover {
    background-color: var(--color-gold-hover);
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.0);
    transition: background-color 0.4s ease, backdrop-filter 0.4s ease, padding 0.4s ease;
    padding: 1.5rem 0;
}

.header--scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-text-dark);
    letter-spacing: 0.1em;
    font-weight: 600;
}

.header__nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
    flex-direction: column;
    align-items: center;
    padding: 2rem 0;
    gap: 1.5rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.header__nav.is-open {
    display: flex;
}

.header__menu-btn {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    position: relative;
    z-index: 1001;
}

.header__menu-icon,
.header__menu-icon::before,
.header__menu-icon::after {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-dark);
    transition: all 0.3s ease;
}

.header__menu-icon {
    position: relative;
}

.header__menu-icon::before,
.header__menu-icon::after {
    content: '';
    position: absolute;
    left: 0;
}

.header__menu-icon::before {
    top: -8px;
}

.header__menu-icon::after {
    top: 8px;
}

.header__menu-btn.is-active .header__menu-icon {
    background-color: transparent;
}

.header__menu-btn.is-active .header__menu-icon::before {
    top: 0;
    transform: rotate(45deg);
}

.header__menu-btn.is-active .header__menu-icon::after {
    top: 0;
    transform: rotate(-45deg);
}

@media (min-width: 768px) {
    .header__nav {
        display: flex;
        position: static;
        flex-direction: row;
        width: auto;
        padding: 0;
        background-color: transparent;
        box-shadow: none;
        backdrop-filter: none;
        gap: 2.5rem;
    }
    .header__menu-btn {
        display: none;
    }
}

.header__link {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-dark);
}

.header__link:hover {
    color: var(--color-gold);
}

/* HERO SECTION */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.hero__image {
    width: 100%;
    height: 50vh;
}

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

.hero__content {
    background-color: var(--color-bg);
    padding: var(--space-lg) var(--space-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

@media (min-width: 900px) {
    .hero {
        flex-direction: row-reverse;
    }
    .hero__image, .hero__content {
        width: 50%;
        height: 100vh;
    }
    .hero__content {
        padding: var(--space-xl);
        align-items: flex-start;
        text-align: left;
    }
}

.hero__title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero__subtitle {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    max-width: 80%;
}

/* SERVICES */
.services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 768px) {
    .services__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

.service-card {
    text-align: center;
}

.service-card__image {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    margin-bottom: 1.5rem;
}

.service-card__title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.service-card__link {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gold);
    border-bottom: 1px solid transparent;
}

.service-card__link:hover {
    border-bottom-color: var(--color-gold);
}

/* BEFORE / AFTER GALLERY */
.gallery__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.before-after-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.before-after {
    position: relative;
    width: 100%;
    aspect-ratio: 1; /* Retorna ao quadrado para retrato do rosto */
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.before-after__img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.6s ease;
}

.before-after__img--after {
    opacity: 0;
}

@media (hover: hover) {
    .before-after:hover .before-after__img--after {
        opacity: 1;
    }
}

.before-after.is-active .before-after__img--after {
    opacity: 1;
}

.before-after__title {
    font-size: 1.25rem;
    font-family: var(--font-heading);
    color: var(--color-text-dark);
}

/* TESTIMONIALS */
.testimonials__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    max-width: 900px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .testimonials__grid {
        grid-template-columns: 1fr 1fr;
    }
}

.testimonial {
    text-align: center;
}

.testimonial__text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial__author {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gold);
}

/* CONTACT SECTION */
.contact__container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.contact__info {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

@media (min-width: 900px) {
    .contact__container {
        grid-template-columns: 1fr 1fr;
        gap: 5rem;
        align-items: center;
    }
    .contact__info {
        text-align: left;
        align-items: flex-start;
    }
}

.contact__desc {
    font-size: 1.1rem;
    max-width: 400px;
}

.form__group {
    margin-bottom: 2rem;
}

.form__input {
    width: 100%;
    padding: 0.75rem 0;
    border: none;
    border-bottom: 1px solid #D8D8D8;
    background: transparent;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text-dark);
    outline: none;
    transition: border-color 0.3s ease;
}

.form__input:focus {
    border-bottom-color: var(--color-gold);
}

.form__input::placeholder {
    color: #999;
}

.form__submit {
    margin-top: 1rem;
    width: 100%;
}

@media (min-width: 768px) {
    .form__submit {
        width: auto;
    }
}

/* FOOTER */
.footer {
    background-color: var(--color-nude);
    padding: var(--space-lg) 0 var(--space-md);
}

.footer__container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-md);
}

@media (min-width: 768px) {
    .footer__container {
        grid-template-columns: 1fr 1fr;
    }
    .footer__links {
        text-align: right;
    }
}

.footer__title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer__link {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.footer__link:hover {
    color: var(--color-gold);
}

.footer__bottom {
    text-align: center;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* MODAL */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal.is-active {
    opacity: 1;
    pointer-events: auto;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
}

.modal__content {
    position: relative;
    background: var(--color-bg);
    padding: var(--space-md);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    z-index: 10;
}

.modal__close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--color-text-light);
}

.modal__title {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
}

.modal__body {
    font-size: 0.9rem;
}