/* =====================================================
   TH Pinturas - Stylesheet
   Version: 2.1 - Refinado
   ===================================================== */

:root {
    --color-primary: #4DB6AC;
    --color-primary-dark: #2C7A7B;
    --color-primary-light: #80CBC4;
    --color-accent: #FF6B35;
    --color-accent-hover: #E85A2C;
    --color-dark: #2D3748;
    --color-gray: #718096;
    --color-gray-light: #CBD5E0;
    --color-light: #F7FAFC;
    --color-white: #FFFFFF;
    --font-primary: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --fs-xs: 0.8rem;
    --fs-sm: 0.9rem;
    --fs-base: 1rem;
    --fs-md: 1.25rem;
    --fs-lg: 1.563rem;
    --fs-xl: 1.953rem;
    --fs-xxl: 2.441rem;
    --fs-xxxl: 3.052rem;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    --spacing-xxxl: 4rem;
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 2rem;
    --radius-full: 50%;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --z-back: -1;
    --z-normal: 1;
    --z-tooltip: 10;
    --z-fixed: 100;
    --z-modal: 1000;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); font-size: var(--fs-base); line-height: 1.6; color: var(--color-dark); background-color: var(--color-white); overflow-x: hidden; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-primary); font-weight: 600; line-height: 1.2; margin-bottom: var(--spacing-md); }
h1 { font-size: var(--fs-xxxl); }
h2 { font-size: var(--fs-xxl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }
p { margin-bottom: var(--spacing-md); }
a { text-decoration: none; color: inherit; transition: var(--transition-base); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-lg); }
.section { padding: var(--spacing-xxxl) 0; }
.section__header { text-align: center; margin-bottom: var(--spacing-xxl); }
.section__title { color: var(--color-dark); margin-bottom: var(--spacing-sm); position: relative; display: inline-block; }
.section__title::after { content: ''; position: absolute; bottom: -10px; left: 50%; transform: translateX(-50%); width: 60px; height: 3px; background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); border-radius: var(--radius-sm); }
.section__subtitle { color: var(--color-gray); font-size: var(--fs-md); }
.text-accent { color: var(--color-accent); font-weight: 700; }

.btn { display: inline-flex; align-items: center; gap: var(--spacing-sm); padding: var(--spacing-md) var(--spacing-xl); font-family: var(--font-primary); font-size: var(--fs-base); font-weight: 600; text-align: center; border: 2px solid transparent; border-radius: var(--radius-md); cursor: pointer; transition: var(--transition-base); text-transform: uppercase; letter-spacing: 0.5px; }
.btn--primary { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); color: var(--color-white); box-shadow: var(--shadow-md); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn--outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary); color: var(--color-white); }
.btn--large { padding: var(--spacing-lg) var(--spacing-xxl); font-size: var(--fs-md); }
.btn--full { width: 100%; justify-content: center; }
.btn--header { padding: var(--spacing-sm) var(--spacing-lg); font-size: var(--fs-sm); }

.logo-container { display: flex; align-items: baseline; gap: var(--spacing-xs); }
.logo-text { font-family: var(--font-primary); font-size: 2rem; font-weight: 700; color: var(--color-primary); letter-spacing: 2px; border: 3px solid var(--color-primary); padding: var(--spacing-xs) var(--spacing-sm); line-height: 1; }
.logo-subtitle { font-family: var(--font-body); font-size: 1.2rem; color: var(--color-dark); font-style: italic; }
.logo-container--large { gap: var(--spacing-sm); }
.logo-text--large { font-size: 4rem; padding: var(--spacing-sm) var(--spacing-md); border-width: 4px; }
.logo-subtitle--large { font-size: 2rem; }

.header { position: fixed; top: 0; width: 100%; background: var(--color-white); box-shadow: var(--shadow-sm); z-index: var(--z-fixed); transition: var(--transition-base); }
.header.scrolled { box-shadow: var(--shadow-md); }
.nav { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.nav__menu { flex: 1; display: flex; justify-content: center; }
.nav__list { display: flex; gap: var(--spacing-xxl); }
.nav__link { color: var(--color-dark); font-weight: 500; position: relative; transition: var(--transition-base); }
.nav__link::after { content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 2px; background: var(--color-primary); transition: var(--transition-base); }
.nav__link:hover::after, .nav__link.active::after { width: 100%; }
.nav__link:hover, .nav__link.active { color: var(--color-primary); }
.nav__actions { display: flex; align-items: center; gap: var(--spacing-lg); }
.nav__toggle { display: none; font-size: 1.5rem; color: var(--color-dark); cursor: pointer; }

.hero { padding-top: 120px; min-height: 100vh; display: flex; align-items: center; background: linear-gradient(135deg, var(--color-light) 0%, var(--color-white) 100%); position: relative; overflow: hidden; }
.hero__container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-xxl); align-items: center; }
.hero__title { font-size: clamp(2rem, 5vw, var(--fs-xxxl)); margin-bottom: var(--spacing-lg); animation: fadeInUp 0.8s ease; }
.hero__description { font-size: var(--fs-md); color: var(--color-gray); margin-bottom: var(--spacing-xl); animation: fadeInUp 1s ease; }
.hero__actions { display: flex; gap: var(--spacing-lg); margin-bottom: var(--spacing-xxl); animation: fadeInUp 1.2s ease; }
.hero__features { display: flex; gap: var(--spacing-xl); animation: fadeInUp 1.4s ease; }
.feature-badge { display: flex; align-items: center; gap: var(--spacing-sm); font-size: var(--fs-sm); color: var(--color-gray); }
.feature-badge i { color: var(--color-primary); }
.hero__image { position: relative; display: flex; align-items: center; justify-content: center; animation: fadeIn 1.5s ease; }
.hero__image-container { width: 100%; max-width: 500px; position: relative; }

.hero__paint-animation { position: relative; width: 100%; padding-top: 70%; }
.logo-reveal { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 2; animation: logoFloat 3s ease-in-out infinite; }
.paint-stroke { display: none; }
.paint-roller { position: absolute; top: 15%; right: 10%; width: 70px; height: 110px; animation: rollerPaint 4s ease-in-out infinite; z-index: 3; }
.roller-handle { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 10px; height: 45px; background: linear-gradient(180deg, #5A5A5A 0%, #3A3A3A 100%); border-radius: 5px; }
.roller-arm { position: absolute; top: 40px; left: 50%; transform: translateX(-50%); width: 6px; height: 25px; background: #5A5A5A; border-radius: 3px; }
.roller-head { position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 55px; height: 32px; background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-dark) 100%); border-radius: 8px; overflow: hidden; box-shadow: 0 4px 15px rgba(77, 182, 172, 0.5); }
.roller-texture { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: repeating-linear-gradient(90deg, transparent, transparent 5px, rgba(255, 255, 255, 0.2) 5px, rgba(255, 255, 255, 0.2) 7px); }

@keyframes rollerPaint { 0%, 100% { transform: translateX(0) translateY(0) rotate(-10deg); } 25% { transform: translateX(-30px) translateY(15px) rotate(5deg); } 50% { transform: translateX(-15px) translateY(30px) rotate(-5deg); } 75% { transform: translateX(10px) translateY(10px) rotate(8deg); } }
@keyframes logoFloat { 0%, 100% { transform: translate(-50%, -50%) scale(1); } 50% { transform: translate(-50%, -52%) scale(1.02); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.about__content { display: grid; grid-template-columns: 1fr 2fr; gap: var(--spacing-xxxl); align-items: start; }
.about__image-wrapper { width: 180px; height: 180px; background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; margin: 0 auto; box-shadow: var(--shadow-lg); }
.about__icon { font-size: 3.5rem; color: var(--color-white); }
.about__title { color: var(--color-dark); margin-bottom: var(--spacing-lg); }
.about__description { color: var(--color-gray); line-height: 1.8; }
.about__values { display: flex; flex-direction: column; gap: var(--spacing-lg); margin: var(--spacing-xxl) 0; padding: var(--spacing-xl); background: var(--color-light); border-radius: var(--radius-lg); }
.value-item { display: flex; align-items: flex-start; gap: var(--spacing-md); }
.value-icon { width: 50px; height: 50px; min-width: 50px; background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary)); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: var(--color-white); font-size: 1.25rem; }
.value-content h4 { font-size: var(--fs-md); color: var(--color-dark); margin-bottom: var(--spacing-xs); }
.value-content p { font-size: var(--fs-sm); color: var(--color-gray); margin: 0; }
.about__benefits { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-lg); }
.benefit { display: flex; align-items: center; gap: var(--spacing-sm); }
.benefit i { color: var(--color-primary); }

.services__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: var(--spacing-xl); }
.service-card { background: var(--color-white); padding: var(--spacing-xxl); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); transition: var(--transition-base); text-align: center; border: 2px solid transparent; }
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.service-card--featured { border-color: var(--color-primary); position: relative; }
.service-card--featured::before { content: 'Especialidade'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--color-primary); color: var(--color-white); padding: var(--spacing-xs) var(--spacing-md); border-radius: var(--radius-sm); font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.service-card__icon { width: 80px; height: 80px; margin: 0 auto var(--spacing-lg); background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary)); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; }
.service-card__icon i { font-size: 2rem; color: var(--color-white); }
.service-card__title { color: var(--color-dark); margin-bottom: var(--spacing-md); }
.service-card__description { color: var(--color-gray); margin-bottom: var(--spacing-lg); }
.service-card__features { text-align: left; margin-top: var(--spacing-lg); }
.service-card__features li { padding: var(--spacing-sm) 0; color: var(--color-gray); position: relative; padding-left: var(--spacing-lg); }
.service-card__features li::before { content: '✓'; position: absolute; left: 0; color: var(--color-primary); }
.services__note { display: flex; align-items: flex-start; gap: var(--spacing-md); margin-top: var(--spacing-xxl); padding: var(--spacing-lg); background: rgba(77, 182, 172, 0.08); border-radius: var(--radius-md); border-left: 4px solid var(--color-primary); }
.services__note i { color: var(--color-primary); font-size: 1.25rem; margin-top: 2px; }
.services__note p { margin: 0; color: var(--color-gray); font-size: var(--fs-sm); }
.services__note strong { color: var(--color-dark); }

.process { background: var(--color-light); }
.process__timeline { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-xl) var(--spacing-lg); position: relative; padding: var(--spacing-xl) 0; }
.process__step { text-align: center; position: relative; }
.process__icon { width: 100px; height: 100px; margin: 0 auto var(--spacing-lg); background: var(--color-white); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-md); position: relative; }
.process__icon i { font-size: 2rem; color: var(--color-primary); }
.process__number { position: absolute; top: -10px; right: -10px; width: 30px; height: 30px; background: var(--color-accent); color: var(--color-white); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: var(--fs-sm); }
.process__title { font-size: var(--fs-md); margin-bottom: var(--spacing-sm); }
.process__description { color: var(--color-gray); font-size: var(--fs-sm); }

.gallery__filter { display: flex; justify-content: center; gap: var(--spacing-md); margin-bottom: var(--spacing-xxl); }
.filter-btn { padding: var(--spacing-sm) var(--spacing-lg); background: transparent; border: 2px solid var(--color-gray-light); border-radius: var(--radius-md); color: var(--color-gray); font-weight: 500; cursor: pointer; transition: var(--transition-base); }
.filter-btn:hover, .filter-btn.active { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-white); }
.gallery__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--spacing-lg); }
.gallery__item { position: relative; overflow: hidden; border-radius: var(--radius-md); }
.gallery__image { position: relative; overflow: hidden; padding-top: 75%; background: var(--color-gray-light); }
.gallery__image img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; transition: var(--transition-slow); }
.gallery__overlay { position: absolute; bottom: 0; left: 0; right: 0; padding: var(--spacing-lg); background: linear-gradient(to top, rgba(0,0,0,0.8), transparent); color: var(--color-white); transform: translateY(100%); transition: var(--transition-base); }
.gallery__item:hover .gallery__overlay { transform: translateY(0); }
.gallery__item:hover img { transform: scale(1.1); }
.gallery__overlay h4 { color: var(--color-white); margin-bottom: var(--spacing-xs); }
.gallery__overlay p { color: rgba(255, 255, 255, 0.8); font-size: var(--fs-sm); margin: 0; }

.contact__container { display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--spacing-xxl); }
.contact__title { color: var(--color-dark); margin-bottom: var(--spacing-md); }
.contact__description { color: var(--color-gray); margin-bottom: var(--spacing-xl); }
.contact__items { display: flex; flex-direction: column; gap: var(--spacing-lg); margin-bottom: var(--spacing-xl); }
.contact__item { display: flex; align-items: center; gap: var(--spacing-md); }
.contact__item i { width: 50px; height: 50px; background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary)); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: var(--color-white); font-size: 1.25rem; }
.contact__item h4 { font-size: var(--fs-base); margin-bottom: var(--spacing-xs); }
.contact__item p { color: var(--color-gray); margin: 0; }
.contact__social { display: flex; gap: var(--spacing-md); }
.social-link { width: 45px; height: 45px; background: var(--color-light); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: var(--color-primary); font-size: 1.25rem; transition: var(--transition-base); }
.social-link:hover { background: var(--color-primary); color: var(--color-white); }
.contact__form { background: var(--color-white); padding: var(--spacing-xxl); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.form__title { text-align: center; margin-bottom: var(--spacing-xl); }
.form__group { margin-bottom: var(--spacing-lg); }
.form__label { display: block; margin-bottom: var(--spacing-sm); font-weight: 500; color: var(--color-dark); }
.form__input { width: 100%; padding: var(--spacing-md); border: 2px solid var(--color-gray-light); border-radius: var(--radius-md); font-family: var(--font-body); font-size: var(--fs-base); transition: var(--transition-base); }
.form__input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(77, 182, 172, 0.1); }
.form__textarea { resize: vertical; min-height: 120px; }

.footer { background: var(--color-dark); color: var(--color-white); padding-top: var(--spacing-xxxl); }
.footer__content { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: var(--spacing-xxl); padding-bottom: var(--spacing-xxl); }
.footer .logo-text { color: var(--color-white); border-color: var(--color-white); }
.footer .logo-subtitle { color: var(--color-gray-light); }
.footer__tagline { color: var(--color-gray-light); margin-top: var(--spacing-md); }
.footer__title { color: var(--color-white); font-size: var(--fs-md); margin-bottom: var(--spacing-lg); }
.footer__list { display: flex; flex-direction: column; gap: var(--spacing-sm); }
.footer__list a { color: var(--color-gray-light); }
.footer__list a:hover { color: var(--color-primary-light); }
.footer__contact p { display: flex; align-items: center; gap: var(--spacing-sm); color: var(--color-gray-light); margin-bottom: var(--spacing-sm); }
.footer__contact i { color: var(--color-primary-light); }
.footer__bottom { padding: var(--spacing-xl) 0; border-top: 1px solid rgba(255, 255, 255, 0.1); text-align: center; color: var(--color-gray-light); }
.footer__bottom p { margin: 0; }

.whatsapp-float { position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px; background: #25D366; color: var(--color-white); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; font-size: 2rem; box-shadow: var(--shadow-lg); z-index: var(--z-tooltip); transition: var(--transition-base); }
.whatsapp-float:hover { transform: scale(1.1); box-shadow: var(--shadow-xl); }
.back-to-top { position: fixed; bottom: 30px; right: 100px; width: 45px; height: 45px; background: var(--color-primary); color: var(--color-white); border: none; border-radius: var(--radius-md); cursor: pointer; opacity: 0; visibility: hidden; transition: var(--transition-base); z-index: var(--z-tooltip); }
.back-to-top.active { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--color-primary-dark); transform: translateY(-3px); }

@media screen and (max-width: 1024px) {
    .hero__container { grid-template-columns: 1fr; text-align: center; }
    .hero__image { display: none; }
    .hero__actions { justify-content: center; }
    .hero__features { justify-content: center; flex-wrap: wrap; }
    .about__content { grid-template-columns: 1fr; text-align: center; }
    .about__values { text-align: left; }
    .about__benefits { justify-content: center; }
    .services__grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
    .process__timeline { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-xxl); }
    .contact__container { grid-template-columns: 1fr; }
    .footer__content { grid-template-columns: repeat(2, 1fr); }
}

@media screen and (max-width: 767px) {
    :root { --fs-xxxl: 2rem; --fs-xxl: 1.75rem; --fs-xl: 1.5rem; --fs-lg: 1.25rem; --fs-md: 1.125rem; }
    .nav__menu { position: fixed; top: 80px; left: -100%; width: 100%; height: calc(100vh - 80px); background: var(--color-white); padding: var(--spacing-xl); box-shadow: var(--shadow-lg); transition: var(--transition-base); }
    .nav__menu.active { left: 0; }
    .nav__list { flex-direction: column; gap: var(--spacing-lg); }
    .nav__link { font-size: var(--fs-md); }
    .nav__toggle { display: block; }
    .btn--header { display: none; }
    .hero { padding-top: 100px; min-height: auto; padding-bottom: var(--spacing-xxl); }
    .hero__title { font-size: 1.8rem; }
    .hero__actions { flex-direction: column; }
    .hero__features { flex-direction: column; align-items: center; }
    .section { padding: var(--spacing-xxl) 0; }
    .about__benefits { grid-template-columns: 1fr; }
    .services__grid { grid-template-columns: 1fr; }
    .process__timeline { grid-template-columns: 1fr; }
    .gallery__filter { flex-wrap: wrap; }
    .gallery__grid { grid-template-columns: 1fr; }
    .footer__content { grid-template-columns: 1fr; text-align: center; }
    .whatsapp-float { bottom: 20px; right: 20px; width: 50px; height: 50px; font-size: 1.5rem; }
    .back-to-top { display: none; }
}

@media screen and (max-width: 480px) {
    .container { padding: 0 var(--spacing-md); }
    .btn { padding: var(--spacing-sm) var(--spacing-md); font-size: var(--fs-sm); }
    .btn--large { padding: var(--spacing-md) var(--spacing-lg); }
    .logo-text--large { font-size: 2.5rem; }
    .logo-subtitle--large { font-size: 1.25rem; }
}

@media print {
    .header, .hero__actions, .whatsapp-float, .back-to-top, .nav__toggle, .gallery__filter, .contact__form { display: none; }
    body { font-size: 12pt; line-height: 1.5; }
    .section { page-break-inside: avoid; }
}