/* ============================================
   DOPPIO ARQUITETURA - DESIGN SYSTEM
   Minimalismo sofisticado brasileiro
   ============================================ */

/* ============================================
   1. RESET & BASE
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores principais */
    --color-terracota: #AA5641;
    --color-black: #3C3C3C;
    --color-white: #FFFFFF;
    --color-beige: #F5F5DC;
    --color-beige-dark: #E8DCC8;
    --color-wood: #8B6F47;
    --color-green: #5A6B4F;
    
    /* Gradientes */
    --gradient-overlay: linear-gradient(180deg, rgba(60, 60, 60, 0.7) 0%, rgba(60, 60, 60, 0.3) 100%);
    
    /* Tipografia */
    --font-display: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-black);
    background: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

/* ============================================
   2. UTILITÁRIOS
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-black);
    position: relative;
}

.section__title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-terracota);
    margin-top: var(--spacing-sm);
}

/* Botões */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-display);
    font-weight: 500;
    border-radius: 0;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

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

.btn--primary:hover {
    background: transparent;
    color: var(--color-terracota);
    transform: translateY(-2px);
}

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

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

.btn--small {
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
}

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

/* ============================================
   3. HEADER / NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem;
}

.nav__logo-img {
    height: 40px;
    width: auto;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav__link {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-black);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-terracota);
    transition: var(--transition-fast);
}

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

.nav__link--cta {
    padding: 0.6rem 1.5rem;
    background: var(--color-terracota);
    color: var(--color-white);
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    background: var(--color-black);
}

/* Mobile menu toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav__toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-black);
    transition: var(--transition-fast);
}

/* ============================================
   4. HERO SECTION
   ============================================ */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero__video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

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

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
}

.hero__content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--color-white);
    max-width: 900px;
    padding: 0 var(--spacing-md);
    animation: fadeInUp 1s ease-out;
}

.hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -1px;
}

.hero__title--highlight {
    color: var(--color-terracota);
    position: relative;
    display: inline-block;
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
    font-weight: 300;
}

.hero__cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero__scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    z-index: 10;
    animation: bounce 2s infinite;
    opacity: 0.8;
    transition: var(--transition-fast);
}

.hero__scroll:hover {
    opacity: 1;
}

/* ============================================
   5. SOBRE NÓS
   ============================================ */
.about {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.about__intro {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

.about__intro-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
}

.about__team {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.about__member {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about__member--reverse {
    direction: rtl;
}

.about__member--reverse > * {
    direction: ltr;
}

.about__member-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/4;
    border-radius: 2px;
}

.about__member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.about__member:hover .about__member-image img {
    transform: scale(1.05);
}

.about__member-info {
    padding: var(--spacing-md);
}

.about__member-name {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-black);
}

.about__member-title {
    font-size: 0.95rem;
    color: var(--color-terracota);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about__member-bio {
    line-height: 1.8;
    color: #666;
}

/* ============================================
   6. O QUE NOS MOVE (VALUES)
   ============================================ */
.values {
    padding: var(--spacing-xl) 0;
    background: var(--color-beige);
}

.values__intro {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
}

.values__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.value__card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    text-align: center;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.value__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-terracota);
}

.value__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    color: var(--color-terracota);
}

.value__icon svg {
    width: 100%;
    height: 100%;
}

.value__title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.value__text {
    line-height: 1.7;
    color: #666;
    font-size: 0.95rem;
}

/* ============================================
   7. DIFERENCIAIS
   ============================================ */
.differentials {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.differentials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.differential__card {
    background: var(--color-beige);
    padding: var(--spacing-lg);
    transition: var(--transition-smooth);
}

.differential__card:hover {
    background: var(--color-terracota);
    color: var(--color-white);
}

.differential__card:hover .differential__title {
    color: var(--color-white);
}

.differential__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-black);
    transition: var(--transition-fast);
}

.differential__list {
    list-style: none;
}

.differential__list li {
    padding-left: 1.5rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
    line-height: 1.6;
}

.differential__list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-terracota);
    font-weight: bold;
}

.differential__card:hover .differential__list li::before {
    color: var(--color-white);
}

/* ============================================
   8. PORTFÓLIO
   ============================================ */
.portfolio {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.portfolio__intro {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
    font-size: 1.1rem;
    color: #666;
}

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.portfolio__item {
    background: var(--color-white);
    overflow: hidden;
    transition: var(--transition-smooth);
}

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

.portfolio__image {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}

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

/* Placeholder para projetos sem foto */
.portfolio__image--coming-soon {
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-beige-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio__placeholder {
    text-align: center;
    color: var(--color-terracota);
    padding: var(--spacing-md);
}

.portfolio__placeholder svg {
    margin: 0 auto var(--spacing-sm);
    opacity: 0.5;
}

.portfolio__placeholder h4 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-black);
}

.portfolio__placeholder p {
    font-size: 0.95rem;
    color: #666;
    font-style: italic;
}

.portfolio__item--placeholder:hover .portfolio__placeholder svg {
    animation: float 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.portfolio__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(170, 86, 65, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
    padding: var(--spacing-md);
    text-align: center;
}

.portfolio__item:hover .portfolio__overlay {
    opacity: 1;
}

.portfolio__item:hover .portfolio__image img {
    transform: scale(1.1);
}

.portfolio__overlay .portfolio__title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.portfolio__overlay .portfolio__meta {
    color: var(--color-white);
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

.portfolio__overlay .btn {
    background: var(--color-white);
    color: var(--color-terracota);
    border-color: var(--color-white);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.portfolio__overlay .btn:hover {
    background: var(--color-terracota);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.portfolio__info {
    padding: var(--spacing-md);
}

.portfolio__info h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-black);
}

.portfolio__info p {
    color: #666;
    line-height: 1.6;
}

/* ============================================
   9. CONTATO
   ============================================ */
.contact {
    padding: var(--spacing-xl) 0;
    background: var(--color-beige);
}

.contact__intro {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact__item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.contact__item svg {
    width: 24px;
    height: 24px;
    color: var(--color-terracota);
    flex-shrink: 0;
}

.contact__item h4 {
    font-family: var(--font-display);
    font-weight: 600;
    margin-bottom: 0.3rem;
    color: var(--color-black);
}

.contact__item a {
    color: var(--color-terracota);
}

.contact__item a:hover {
    text-decoration: underline;
}

/* Formulário */
.contact__form {
    background: var(--color-white);
    padding: var(--spacing-lg);
}

.form__group {
    margin-bottom: var(--spacing-md);
    position: relative;
}

.form__group input,
.form__group select,
.form__group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #ddd;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--color-white);
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
    outline: none;
    border-color: var(--color-terracota);
}

.form__group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: #999;
    transition: var(--transition-fast);
    pointer-events: none;
    background: var(--color-white);
    padding: 0 0.5rem;
}

.form__group input:focus + label,
.form__group input:not(:placeholder-shown) + label,
.form__group textarea:focus + label,
.form__group textarea:not(:placeholder-shown) + label {
    top: -0.5rem;
    font-size: 0.85rem;
    color: var(--color-terracota);
}

/* ============================================
   10. FOOTER
   ============================================ */
.footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer__logo img {
    height: 50px;
    margin-bottom: var(--spacing-sm);
}

.footer__logo p {
    opacity: 0.8;
    font-size: 0.95rem;
}

.footer__links h4,
.footer__contact h4,
.footer__social h4 {
    font-family: var(--font-display);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-terracota);
}

.footer__links ul {
    list-style: none;
}

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

.footer__links a:hover {
    color: var(--color-terracota);
}

.footer__contact p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.footer__social a {
    display: inline-block;
    margin-right: var(--spacing-sm);
    color: var(--color-white);
    transition: var(--transition-fast);
}

.footer__social a:hover {
    color: var(--color-terracota);
    transform: translateY(-2px);
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
    font-size: 0.9rem;
}

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

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

/* Fade in ao scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   12. RESPONSIVIDADE
   ============================================ */
@media (max-width: 968px) {
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--color-white);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-xl) var(--spacing-md);
        transition: var(--transition-smooth);
    }
    
    .nav__menu.active {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .about__member,
    .about__member--reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    
    .contact__content {
        grid-template-columns: 1fr;
    }
    
    .footer__content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
    }
    
    .hero__cta {
        flex-direction: column;
    }
    
    .portfolio__grid {
        grid-template-columns: 1fr;
    }
    
    .differentials__grid {
        grid-template-columns: 1fr;
    }
    
    .footer__content {
        grid-template-columns: 1fr;
    }
    
    /* Inverter ordem do contato no mobile */
    .contact__content {
        display: flex;
        flex-direction: column-reverse;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: 1rem;
    }
    
    .nav__logo-img {
        height: 32px;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .section__title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.85rem;
    }
}