/* ===================================
   CANTO ESTÚDIO — STYLES
   Design editorial premium
   =================================== */

/* RESET & BASE */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors — Palette editorial minimalista */
    --color-dark: #270a02;
    --color-gray-900: #2a2a2a;
    --color-gray-800: #3a3a3a;
    --color-gray-600: #6a6a6a;
    --color-gray-400: #9a9a9a;
    --color-gray-200: #e5e5e5;
    --color-gray-100: #f5f5f5;
    --color-white: #f4f3f0;
    --color-accent: #ca0013;
    --color-red: #ca0013;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    --space-2xl: 8rem;
    --space-3xl: 12rem;
    
    /* Layout */
    --container-width: 1400px;
    --container-padding: 2rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    
    /* Borders */
    --border-radius: 2px;
    --border-color: rgba(0, 0, 0, 0.08);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-dark);
    background: var(--color-white);
    overflow-x: hidden;
}

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

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
}

ul {
    list-style: none;
}

/* CONTAINER */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* TYPOGRAPHY */
.section-label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-dark);
    margin-bottom: var(--space-md);
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-align: center;
    border: 1px solid var(--color-dark);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--color-dark);
    transition: width var(--transition-base);
    z-index: -1;
}

.btn:hover::before {
    width: 100%;
}

.btn--primary {
    background: var(--color-dark);
    color: var(--color-white);
}

.btn--primary:hover {
    background: var(--color-gray-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--secondary {
    background: transparent;
    color: var(--color-dark);
}

.btn--secondary::before {
    background: var(--color-dark);
}

.btn--secondary:hover {
    color: var(--color-white);
}

.btn--full {
    width: 100%;
}

.btn--whatsapp {
    background: var(--color-dark);
    color: var(--color-white);
    margin-top: var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: 1px solid var(--color-dark);
}

.btn--whatsapp:hover {
    background: var(--color-white);
    color: var(--color-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--whatsapp:active {
    background: var(--color-white);
    color: var(--color-dark);
}

.btn--whatsapp svg {
    flex-shrink: 0;
}

.btn--large {
    padding: 1.25rem 3rem;
    font-size: 1rem;
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-up.revealed {
    animation: fadeInUp var(--transition-slow) forwards;
}

.reveal-left.revealed {
    animation: fadeInLeft var(--transition-slow) forwards;
}

.reveal-right.revealed {
    animation: fadeInRight var(--transition-slow) forwards;
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

.header__logo a {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-dark);
    transition: opacity var(--transition-fast);
    display: block;
}

.header__logo .logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.header__logo a:hover {
    opacity: 0.7;
}

.header__nav {
    display: flex;
    gap: 2.5rem;
}

.nav__link {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-dark);
    position: relative;
    transition: color var(--transition-fast);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-dark);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--color-gray-600);
}

.nav__link:hover::after {
    width: 100%;
}

.header__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    height: 24px;
}

.header__toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-dark);
    transition: all var(--transition-base);
}

.header__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

.header__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* HERO */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: var(--space-xl) 0 var(--space-lg);
    margin-top: 80px;
}

.hero__container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.hero__content {
    max-width: 600px;
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
    color: var(--color-dark);
    font-family: var(--font-primary);
}

.hero__subtitle {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    margin-bottom: var(--space-lg);
    max-width: 540px;
}

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

.hero__image {
    position: relative;
}

.hero__image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.hero__image-wrapper {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero__image-wrapper img {
    width: 100%;
    height: 700px;
    object-fit: cover;
    display: block;
}

.hero__image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.1) 100%);
    pointer-events: none;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator span {
    display: block;
    width: 1px;
    height: 50px;
    background: var(--color-gray-400);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0%, 100% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
}

/* SOBRE */
.sobre {
    padding: var(--space-3xl) 0;
}

.sobre__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.sobre__content p {
    margin-bottom: var(--space-md);
    color: var(--color-gray-600);
    font-size: 1.0625rem;
}

.sobre__poster {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.sobre__poster img {
    width: 100%;
    height: auto;
    display: block;
}

/* PILARES */
.pilares {
    padding: var(--space-3xl) 0;
    background: var(--color-gray-100);
}

.pilares__intro {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.pilares__poster {
    max-width: 900px;
    margin: 0 auto var(--space-xl);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.pilares__poster img {
    width: 100%;
    height: auto;
}

.pilares__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.pilar-card {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

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

.pilar-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--color-dark);
}

.pilar-card__text {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* METODO */
.metodo {
    padding: var(--space-3xl) 0;
}

.metodo__grid {
    max-width: 900px;
    margin: 0 auto;
}

.metodo__poster {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.metodo__poster img {
    width: 100%;
    height: auto;
}

.metodo__steps {
    margin-top: var(--space-lg);
}

.step {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.step:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.step__number {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-400);
    min-width: 40px;
}

.step__title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
    color: var(--color-dark);
}

.step__text {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* FUNDADOR */
.fundador {
    padding: var(--space-3xl) 0;
    background: var(--color-gray-100);
}

.fundador__grid {
    max-width: 900px;
    margin: 0 auto;
}

.fundador__poster {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 120px;
}

.fundador__poster img {
    width: 100%;
    height: auto;
}

.fundador__bio {
    margin-top: var(--space-lg);
}

.fundador__profile {
    width: 220px;
    height: auto;
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-md);
    float: left;
    margin-right: var(--space-md);
}

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

.fundador__name {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-top: var(--space-sm);
    margin-bottom: var(--space-xs);
}

.fundador__role {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    font-weight: 400;
    margin: 0;
}

.fundador__text p {
    margin-bottom: var(--space-md);
    color: var(--color-gray-600);
    font-size: 1.0625rem;
    line-height: 1.8;
}

/* PORTFÓLIO */
.portfolio {
    padding: var(--space-3xl) 0;
}

.portfolio__banner {
    width: 100%;
    margin-bottom: var(--space-xl);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.portfolio__banner img {
    width: 100%;
    height: auto;
}

.portfolio__intro {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-lg);
}

.project-card {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.project-card__image {
    width: 100%;
    height: 500px;
    overflow: hidden;
}

.project-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-card__image img {
    transform: scale(1.05);
}

.project-card__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-lg);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0) 100%);
    color: var(--color-white);
    transform: translateY(20px);
    opacity: 0;
    transition: all var(--transition-base);
}

.project-card:hover .project-card__content {
    transform: translateY(0);
    opacity: 1;
}

.project-card__title {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: var(--space-xs);
}

.project-card__tags {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.8;
}

/* MODAL */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
}

.modal__container {
    position: relative;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--color-white);
    border-radius: var(--border-radius);
    z-index: 10000;
    animation: modalSlideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal__close {
    position: fixed;
    top: 2rem;
    right: 2rem;
    width: 40px;
    height: 40px;
    background: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10001;
    transition: all var(--transition-fast);
}

.modal__close:hover {
    transform: rotate(90deg);
    background: var(--color-gray-100);
}

.modal__close span {
    position: absolute;
    width: 18px;
    height: 2px;
    background: var(--color-dark);
}

.modal__close span:first-child {
    transform: rotate(45deg);
}

.modal__close span:last-child {
    transform: rotate(-45deg);
}

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

.modal__header {
    margin-bottom: var(--space-lg);
}

.modal__title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    margin-bottom: var(--space-sm);
}

.modal__tags {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-600);
    margin-bottom: var(--space-md);
}

.modal__description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    margin-bottom: var(--space-md);
}

.modal__scope {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-lg);
}

.modal__gallery {
    display: grid;
    gap: var(--space-md);
}

.modal__gallery img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

/* ENTREGAS */
.entregas {
    padding: var(--space-3xl) 0;
    background: var(--color-gray-100);
}

.entregas__banner {
    width: 100%;
    margin-bottom: var(--space-xl);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.entregas__banner img {
    width: 100%;
    height: auto;
}

.entregas__intro {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.entregas__images {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.entregas__image {
    width: 100%;
}

.entregas__image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.entregas__tabs {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
}

.tabs__header {
    display: flex;
    gap: var(--space-md);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-lg);
}

.tab__button {
    padding: var(--space-md) 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-gray-600);
    position: relative;
    transition: color var(--transition-fast);
    cursor: pointer;
}

.tab__button::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-dark);
    transition: width var(--transition-base);
}

.tab__button.active {
    color: var(--color-dark);
}

.tab__button.active::after {
    width: 100%;
}

.tab__panel {
    display: none;
}

.tab__panel.active {
    display: block;
}

.tab__poster {
    margin-bottom: var(--space-xl);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.tab__poster img {
    width: 100%;
    height: auto;
}

.tab__section {
    margin-bottom: var(--space-xl);
}

.tab__title {
    font-size: 1.75rem;
    font-weight: 400;
    margin-bottom: var(--space-md);
}

.tab__intro {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.tab__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.tab__text h4 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.tab__text ul {
    list-style: none;
}

.tab__text li {
    padding-left: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-gray-600);
    position: relative;
}

.tab__text li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--color-gray-400);
}

.tab__poster-small {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.tab__poster-small img {
    width: 100%;
    height: auto;
}

.tab__columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.tab__column h4 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.tab__poster-bottom {
    margin-top: var(--space-lg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.tab__poster-bottom img {
    width: 100%;
    height: auto;
}

/* CTA FINAL */
.cta-final {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    overflow: hidden;
}

.cta-final__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

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

.cta-final__bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
}

.cta-final__content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    padding: var(--space-lg);
}

.cta-final__title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.cta-final__text {
    font-size: 1.125rem;
    margin-bottom: var(--space-lg);
    opacity: 0.9;
    line-height: 1.7;
}

.cta-final .btn--primary {
    background: var(--color-white);
    color: var(--color-dark);
    border-color: var(--color-white);
}

.cta-final .btn--primary:hover {
    background: var(--color-gray-100);
}

/* CONTATO */
.contato {
    padding: var(--space-3xl) 0;
}

.contato__grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.contato__info p {
    color: var(--color-gray-600);
    margin-bottom: var(--space-md);
    font-size: 0.9375rem;
}

.contato__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    justify-content: flex-start;
}

.contato__link {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-gray-100);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.contato__link:hover {
    background: var(--color-gray-200);
    transform: translateX(4px);
}

.contato__link-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-600);
}

.contato__link-value {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-dark);
}

.contato__form {
    background: var(--color-gray-100);
    padding: var(--space-lg);
    border-radius: var(--border-radius);
}

.form__group {
    margin-bottom: var(--space-md);
}

.form__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
    color: var(--color-dark);
}

.form__input,
.form__textarea {
    width: 100%;
    padding: 0.875rem;
    font-family: inherit;
    font-size: 1rem;
    background: var(--color-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.form__input:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-dark);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

.form__input.error,
.form__textarea.error {
    border-color: #e53e3e;
}

.form__error {
    display: block;
    font-size: 0.75rem;
    color: #e53e3e;
    margin-top: 0.25rem;
    min-height: 1rem;
}

.form__feedback {
    margin-top: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    text-align: center;
    display: none;
}

.form__feedback.success {
    display: block;
    background: #48bb78;
    color: white;
}

.form__feedback.error {
    display: block;
    background: #e53e3e;
    color: white;
}

/* FOOTER */
.footer {
    padding: var(--space-xl) 0;
    background: var(--color-dark);
    color: var(--color-white);
}

.footer__content {
    text-align: center;
}

.footer__logo {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
}

.footer__text {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-md);
}

.footer__copy {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    :root {
        --space-xl: 4rem;
        --space-2xl: 6rem;
        --space-3xl: 8rem;
    }

    .hero__container,
    .sobre__grid,
    .metodo__grid,
    .fundador__grid,
    .contato__grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .hero__image-wrapper img {
        height: 500px;
    }

    .tab__grid,
    .tab__columns {
        grid-template-columns: 1fr;
    }

    .portfolio__grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }

    .project-card__image {
        height: 400px;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1.5rem;
        --space-md: 1.5rem;
        --space-lg: 3rem;
        --space-xl: 3rem;
        --space-2xl: 4rem;
        --space-3xl: 5rem;
    }

    .header__nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 6rem 2rem 2rem;
        gap: 1.5rem;
        box-shadow: var(--shadow-lg);
        transition: right var(--transition-base);
        z-index: 999;
    }

    .header__nav.active {
        right: 0;
    }

    .header__toggle {
        display: flex;
        z-index: 1001;
    }

    .hero {
        margin-top: 70px;
        min-height: auto;
    }

    .hero__ctas {
        flex-direction: column;
    }

    .hero__ctas .btn {
        width: 100%;
    }

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

    .fundador__poster {
        position: static;
    }

    .fundador__profile {
        float: none;
        margin: 0 auto var(--space-md);
    }

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

    .tabs__header {
        flex-direction: column;
        gap: 0;
    }

    .tab__button {
        border-bottom: 1px solid var(--border-color);
    }

    .tab__button::after {
        display: none;
    }

    .modal__container {
        width: 95%;
        max-height: 85vh;
    }

    .modal__content {
        padding: var(--space-md);
    }

    .modal__close {
        top: 1rem;
        right: 1rem;
    }

    .cta-final {
        min-height: 500px;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 1.75rem;
    }

    .hero__title {
        font-size: 2rem;
    }

    .btn {
        padding: 0.875rem 2rem;
        font-size: 0.8125rem;
    }

    .project-card__image {
        height: 300px;
    }
}

/* UTILITIES */
.no-scroll {
    overflow: hidden;
}