/**
 * Fritts Energia Solar - Responsive Styles & Mobile Navigation
 * Mobile-First & Breakpoints (1200px, 991px, 768px, 576px)
 */

/* ==========================================================================
   1. HAMBURGER BUTTON & MOBILE DRAWER BASE (Ocultos no Desktop)
   ========================================================================== */
.mobile-toggle {
    display: none;
    position: relative;
    width: 44px;
    height: 44px;
    padding: 10px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-primary-dark);
}

.mobile-toggle:focus-visible {
    outline: 2px solid var(--color-solar-orange);
}

.hamburger-box {
    width: 24px;
    height: 18px;
    display: inline-block;
    position: relative;
}

.hamburger-inner,
.hamburger-inner::before,
.hamburger-inner::after {
    width: 24px;
    height: 2px;
    background-color: var(--color-primary-dark);
    border-radius: 2px;
    position: absolute;
    transition: transform var(--transition-normal), background-color var(--transition-normal);
}

.hamburger-inner {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger-inner::before,
.hamburger-inner::after {
    content: '';
    display: block;
}

.hamburger-inner::before {
    top: -8px;
}

.hamburger-inner::after {
    bottom: -8px;
}

/* Estado Ativo do Hamburger (X) */
.mobile-toggle.is-active .hamburger-inner {
    background-color: transparent;
}

.mobile-toggle.is-active .hamburger-inner::before {
    transform: translateY(8px) rotate(45deg);
    background-color: var(--color-solar-orange);
}

.mobile-toggle.is-active .hamburger-inner::after {
    transform: translateY(-8px) rotate(-45deg);
    background-color: var(--color-solar-orange);
}

.mobile-drawer {
    display: none;
}

/* ==========================================================================
   2. BREAKPOINT: <= 991px (TABLET & MOBILE HEADER / HERO / INDICATORS)
   ========================================================================== */
@media screen and (max-width: 991px) {
    .header-container {
        height: 70px;
    }

    .logo-img {
        height: 40px;
    }

    /* Ocultar menu e CTA de topo no Desktop */
    .header-nav,
    .btn-whatsapp-header {
        display: none;
    }

    /* Exibir botão Hamburger */
    .mobile-toggle {
        display: flex;
    }

    /* Mobile Drawer */
    .mobile-drawer {
        display: block;
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: rgba(8, 27, 51, 0.65);
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition-normal), visibility var(--transition-normal);
        z-index: var(--z-modal);
    }

    .mobile-drawer.is-open {
        opacity: 1;
        visibility: visible;
    }

    .mobile-drawer-content {
        background-color: var(--color-white);
        width: 100%;
        max-height: calc(100vh - 70px);
        padding: var(--space-xl) var(--space-lg);
        overflow-y: auto;
        transform: translateY(-20px);
        transition: transform var(--transition-normal);
        box-shadow: var(--shadow-xl);
    }

    .mobile-drawer.is-open .mobile-drawer-content {
        transform: translateY(0);
    }

    .mobile-nav-list {
        display: flex;
        flex-direction: column;
        gap: var(--space-md);
        margin-bottom: var(--space-xl);
    }

    .mobile-nav-link {
        display: block;
        font-family: var(--font-heading);
        font-size: var(--text-lg);
        font-weight: 700;
        color: var(--color-primary-dark);
        padding: var(--space-xs) 0;
        border-bottom: 1px solid var(--color-border-light);
    }

    .mobile-nav-link:hover,
    .mobile-nav-link:focus {
        color: var(--color-solar-orange);
        padding-left: var(--space-xs);
    }

    .mobile-drawer-cta {
        margin-top: var(--space-md);
    }

    /* Hero Section Tablet & Mobile */
    .hero-section {
        margin-top: 0; /* Começa no topo (y=0) no mobile/tablet */
        padding: 0;
        min-height: auto;
    }

    /* Indicators Mobile / Tablet - Cards Individuais & Hierarquia Decrescente */
    .indicators-section {
        margin-top: -25px;
        padding-bottom: var(--space-xl);
    }

    .indicators-card {
        background-color: transparent;
        box-shadow: none;
        padding: 0;
        border-radius: 0;
    }

    .indicators-grid {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--space-md);
        width: 100%;
    }

    .indicator-divider {
        display: none;
    }

    /* Base do Card Individual no Mobile - Todos do mesmo tamanho após a animação */
    .indicator-item {
        background-color: var(--color-white);
        border-radius: 20px;
        border: 1px solid rgba(11, 37, 69, 0.06);
        display: flex;
        align-items: center;
        width: 100%;
        max-width: 540px;
        padding: 1.25rem 1.5rem;
        gap: var(--space-md);
        box-shadow: 0 14px 32px -4px rgba(11, 37, 69, 0.12), 0 0 0 1px rgba(245, 124, 0, 0.16);
        transform-origin: center center;
        will-change: transform, box-shadow, opacity;
        transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), 
                    box-shadow 0.35s ease, 
                    opacity 0.35s ease;
    }

    .indicator-item .indicator-number {
        font-size: clamp(1.85rem, 5.2vw, 2.2rem);
        color: var(--color-primary-navy);
    }

    .indicator-item .indicator-label {
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--color-text-main);
    }

    .indicator-item .indicator-icon-wrapper {
        width: 68px;
        height: 68px;
    }

    .indicator-item .indicator-icon-badge {
        width: 52px;
        height: 52px;
    }

    .indicator-item .indicator-icon-img {
        width: 32px;
        height: 32px;
    }

    /* 1. Placas Instaladas (Ordem 1 - Primeiro Card de Referência) */
    .indicator-item--panels {
        order: 1;
        transform: scale(var(--ind-scale-1, 1));
        z-index: 3;
    }

    /* 2. Economia Gerada (Ordem 2 - Aumenta com o Scroll até o tamanho do primeiro card) */
    .indicator-item--savings {
        order: 2;
        transform: scale(var(--ind-scale-2, 1));
        z-index: 2;
    }

    /* 3. Anos de Experiência (Ordem 3 - Aumenta com o Scroll até o tamanho do primeiro card) */
    .indicator-item--years {
        order: 3;
        transform: scale(var(--ind-scale-3, 1));
        z-index: 1;
    }

    /* Estado de entrada da animação ao rolar a página */
    .indicators-section:not(.is-in-view) .indicator-item--panels {
        opacity: 0.7;
        transform: translateY(10px) scale(0.96);
    }

    .indicators-section:not(.is-in-view) .indicator-item--savings {
        opacity: 0.6;
        transform: translateY(16px) scale(0.88);
    }

    .indicators-section:not(.is-in-view) .indicator-item--years {
        opacity: 0.5;
        transform: translateY(22px) scale(0.82);
    }

    .indicators-section.is-in-view .indicator-item--panels {
        opacity: 1;
        transform: translateY(0) scale(var(--ind-scale-1, 1));
        transition-delay: 0.04s;
    }

    .indicators-section.is-in-view .indicator-item--savings {
        opacity: 1;
        transform: translateY(0) scale(var(--ind-scale-2, 1));
        transition-delay: 0.08s;
    }

    .indicators-section.is-in-view .indicator-item--years {
        opacity: 1;
        transform: translateY(0) scale(var(--ind-scale-3, 1));
        transition-delay: 0.12s;
    }

    /* Solutions Section Tablet (2 colunas) */
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }

    /* How It Works Section Tablet (2x2) */
    .steps-timeline-bar {
        display: none;
    }

    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }

    /* Projects Section Tablet (2 colunas) */
    .projects-header-row {
        flex-direction: row;
        align-items: flex-end;
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }

    /* Testimonials Section Tablet */
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }

    /* About Section Tablet */
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .about-media-col {
        display: block;
    }

    .about-img-wrapper {
        aspect-ratio: 16 / 9;
        border-radius: var(--radius-lg);
    }

    .about-img-wrapper.is-playing-inline .about-video-card,
    .about-img-wrapper.is-playing-inline .about-badge-float {
        display: none;
    }

    .about-inline-video {
        position: absolute;
        inset: 0;
        display: none;
        width: 100%;
        height: 100%;
        background: #000;
        object-fit: contain;
    }

    .about-img-wrapper.is-playing-inline .about-inline-video {
        display: block;
    }

    .about-cta-box {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .about-cta-btn {
        width: 100%;
    }

    /* FAQ Section Tablet */
    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .faq-sidebar-sticky {
        position: static;
    }

    /* Footer Grid Tablet */
    .footer-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }

    .footer-col-brand {
        grid-column: span 2;
    }
}

/* ==========================================================================
   3. BREAKPOINT: <= 768px (TABLET PORTRAIT & SMARTPHONES GRANDES)
   ========================================================================== */
@media screen and (max-width: 768px) {
    .section-padding {
        padding-top: var(--space-2xl);
        padding-bottom: var(--space-2xl);
    }

    .indicators-section {
        margin-top: -25px;
    }

    /* Projects Section Mobile Horizontal Snap */
    .projects-nav-controls {
        display: none;
    }

    .projects-slider-wrapper {
        margin-left: calc(-1 * var(--container-gutter));
        margin-right: calc(-1 * var(--container-gutter));
        padding-left: var(--container-gutter);
        padding-right: var(--container-gutter);
        scroll-padding-left: var(--container-gutter);
        scroll-padding-right: var(--container-gutter);
        scroll-padding-inline: var(--container-gutter);
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
    }

    .projects-grid {
        display: flex;
        gap: var(--space-md);
        width: max-content;
        padding-bottom: var(--space-xs);
    }

    .projects-grid::after {
        content: '';
        width: calc(var(--container-gutter) - var(--space-md));
        min-width: 1px;
        flex-shrink: 0;
        display: block;
    }

    .project-card {
        width: 290px;
        max-width: calc(100vw - 2 * var(--container-gutter) - 24px);
        flex: 0 0 calc(100vw - var(--container-gutter) - var(--container-gutter) - 24px);
        scroll-snap-align: start;
        scroll-snap-stop: normal;
    }

    .project-gallery-dialog {
        width: calc(100vw - 1rem);
        height: calc(100vh - 1rem);
        height: calc(100dvh - 1rem);
        max-height: calc(100dvh - 1rem);
    }

    .project-gallery-dialog-content {
        padding: var(--space-md);
    }

    .project-image-dialog {
        padding: var(--space-md);
    }

    .project-video-dialog {
        padding: var(--space-md);
    }

    .project-image-nav {
        width: 44px;
        height: 44px;
    }

    .project-image-prev {
        left: max(var(--space-xs), env(safe-area-inset-left));
    }

    .project-image-next {
        right: max(var(--space-xs), env(safe-area-inset-right));
    }

    .project-image-close {
        top: max(var(--space-sm), env(safe-area-inset-top));
        right: max(var(--space-sm), env(safe-area-inset-right));
    }

    .project-video-close {
        top: max(var(--space-sm), env(safe-area-inset-top));
        right: max(var(--space-sm), env(safe-area-inset-right));
    }

    .project-gallery-media-grid {
        grid-template-columns: repeat(auto-fill, minmax(min(100%, clamp(96px, 24vw, 180px)), 1fr));
        gap: var(--space-xs);
    }

    .projects-mobile-hint {
        display: flex;
    }

    /* Testimonials Section Mobile Horizontal Snap */
    .testimonials-controls {
        display: none;
    }

    .testimonials-slider-wrapper {
        margin-left: calc(-1 * var(--container-gutter));
        margin-right: calc(-1 * var(--container-gutter));
        padding-left: var(--container-gutter);
        padding-right: var(--container-gutter);
        scroll-padding-left: var(--container-gutter);
        scroll-padding-right: var(--container-gutter);
        scroll-padding-inline: var(--container-gutter);
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
    }

    .testimonials-grid {
        display: flex;
        gap: var(--space-md);
        width: max-content;
        padding-bottom: var(--space-xs);
    }

    .testimonials-grid::after {
        content: '';
        width: calc(var(--container-gutter) - var(--space-md));
        min-width: 1px;
        flex-shrink: 0;
        display: block;
    }

    .testimonial-card {
        width: 320px;
        max-width: calc(100vw - 2 * var(--container-gutter) - 24px);
        padding: 24px;
        border-radius: 18px;
        flex-shrink: 0;
        scroll-snap-align: start;
        scroll-snap-stop: normal;
    }

    .testimonials-pagination {
        display: flex;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .footer-col-brand {
        grid-column: span 1;
    }

    .footer-bottom-container {
        flex-direction: column;
        text-align: center;
        gap: var(--space-xs);
    }

    .whatsapp-float {
        bottom: 16px;
        right: 16px;
        width: 54px;
        height: 54px;
    }
}

/* ==========================================================================
   4. BREAKPOINT: <= 576px (SMARTPHONES)
   ========================================================================== */
@media screen and (max-width: 576px) {
    .header-container {
        height: 64px;
    }

    .privacy-policy-page #main-content {
        padding-top: 64px;
    }

    .privacy-policy-content {
        padding-top: var(--space-2xl);
        padding-bottom: var(--space-3xl);
    }

    .mobile-drawer {
        top: 64px;
        height: calc(100vh - 64px);
    }

    .mobile-drawer-content {
        max-height: calc(100vh - 64px);
        padding: var(--space-lg) var(--space-md);
    }

    .hero-section {
        margin-top: 0;
        padding: 0;
    }

    /* Solutions Section Mobile (1 coluna) */
    .solutions-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    /* How It Works Section Mobile (1 coluna) */
    .steps-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    /* About Section Mobile */
    .about-img-wrapper {
        border-radius: var(--radius-lg);
    }

    .about-video-play {
        width: 58px;
        height: 58px;
    }

    .about-video-caption {
        right: var(--space-md);
        bottom: var(--space-md);
        left: var(--space-md);
    }

    .about-video-dialog {
        width: calc(100vw - 1rem);
    }

    .about-video-dialog-content {
        border-radius: var(--radius-md);
    }

    .about-video-close {
        top: var(--space-xs);
        right: var(--space-xs);
        width: 40px;
        height: 40px;
    }

    .about-badge-float {
        bottom: var(--space-sm);
        left: var(--space-sm);
        padding: var(--space-xs) var(--space-sm);
    }

    .about-badge-icon {
        width: 36px;
        height: 36px;
    }

    .differential-item {
        padding: var(--space-sm) var(--space-md);
        gap: var(--space-sm);
    }

    .about-cta-box {
        padding: var(--space-md);
    }

    /* Projects Section Mobile */
    .project-card {
        width: calc(100vw - 2 * var(--container-gutter) - 28px);
        max-width: 320px;
        min-width: 260px;
    }

    /* Testimonials Section Mobile */
    .testimonial-card {
        width: calc(100vw - 2 * var(--container-gutter) - 28px);
        max-width: 340px;
        min-width: 280px;
        padding: 20px;
        border-radius: 16px;
    }

    .testimonial-avatar,
    .testimonial-avatar-placeholder {
        width: 46px;
        height: 46px;
    }

    .testimonial-avatar-placeholder {
        font-size: 1.1rem;
    }

    .testimonial-quote {
        font-size: 0.9rem;
    }

    /* FAQ Section Mobile */
    .faq-question-btn {
        padding: var(--space-md);
        gap: var(--space-sm);
        font-size: 0.95rem;
    }

    .faq-icon-wrapper {
        width: 32px;
        height: 32px;
    }

    .faq-answer-panel {
        padding: 0 var(--space-md) var(--space-md) var(--space-md);
    }

    .faq-support-card {
        padding: var(--space-lg);
    }
}

/* ==========================================================================
   LEAD PROBLEM IDENTIFICATION SECTION — RESPONSIVE
   ========================================================================== */

/* Tablet & iPad (max-width: 991px) */
@media (max-width: 991px) {
    .lead-problem-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .lead-problem-media-col {
        order: -1; /* Imagem primeiro no mobile e tablet */
    }

    .lead-problem-img-card {
        max-width: 480px;
        margin: 0 auto;
    }

    .lead-problem-badge-floating {
        top: -18px;
        left: -14px;
    }

    .lead-badge-circle-outer {
        width: 72px;
        height: 72px;
    }

    .lead-badge-circle-inner {
        width: 48px;
        height: 48px;
    }

    .lead-badge-icon {
        width: 22px;
        height: 22px;
    }

    .lead-problem-title {
        font-size: clamp(1.75rem, 4vw, 2.2rem);
    }
}

/* Mobile (max-width: 576px) */
@media (max-width: 576px) {
    .lead-problem-section {
        padding-top: var(--space-2xl);
        padding-bottom: var(--space-2xl);
    }

    .lead-problem-img-card {
        max-width: 100%;
    }

    .lead-problem-img-wrapper {
        border-radius: 20px;
    }

    .lead-problem-badge-floating {
        top: -14px;
        left: -8px;
    }

    .lead-badge-circle-outer {
        width: 60px;
        height: 60px;
    }

    .lead-badge-circle-inner {
        width: 40px;
        height: 40px;
    }

    .lead-badge-icon {
        width: 18px;
        height: 18px;
    }

    .lead-problem-title {
        font-size: 1.55rem;
        line-height: 1.25;
    }

    .lead-problem-subtitle {
        font-size: 1.2rem;
    }

    .lead-problem-benefit-item {
        gap: 10px;
    }

    .lead-benefit-text {
        font-size: 0.9rem;
    }

    .lead-bridge-link {
        font-size: 0.875rem;
    }
}

/* Acessibilidade: prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .lead-problem-img,
    .lead-bridge-link,
    .lead-bridge-arrow,
    html.js-reveal-enabled .reveal-fade-up,
    html.js-reveal-enabled .reveal-stagger > *,
    html.js-reveal-enabled .reveal-fade-up:not(.is-revealed),
    html.js-reveal-enabled .reveal-stagger:not(.is-revealed) > * {
        transition: none !important;
        transform: none !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        animation: none !important;
    }
}