/* ============================================================
   BROOKS CONSTRUTORA - NOVO SITE INSTITUCIONAL
   Design System & Core Styles
   ============================================================ */

/* === CSS VARIABLES === */
:root {
    /* Primary Palette */
    --brooks-navy: #1a2332;
    --brooks-blue: #2c4a6e;
    --brooks-blue-light: #3d6b9f;
    --brooks-blue-accent: #4a90d9;
    --brooks-red: #c0392b;
    --brooks-red-hover: #e74c3c;
    
    /* Neutrals */
    --brooks-white: #ffffff;
    --brooks-off-white: #f8f9fa;
    --brooks-gray-50: #f1f3f5;
    --brooks-gray-100: #e9ecef;
    --brooks-gray-200: #dee2e6;
    --brooks-gray-300: #ced4da;
    --brooks-gray-400: #adb5bd;
    --brooks-gray-500: #6c757d;
    --brooks-gray-600: #495057;
    --brooks-gray-700: #343a40;
    --brooks-gray-800: #212529;
    --brooks-dark: #0f1419;
    
    /* Vetriks */
    --vetriks-dark: #0d1b2a;
    --vetriks-blue: #1b3a5c;
    --vetriks-accent: #3498db;
    
    /* Força Estrutural */
    --forca-ocean: #1a5276;
    --forca-teal: #2e86ab;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;
    
    /* Borders & Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.08);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 600ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Layout */
    --container-max: 1440px;
    --container-narrow: 960px;
    --container-wide: 1440px;
    --header-height: 80px;
    --header-height-scroll: 64px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--brooks-gray-700);
    background-color: var(--brooks-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

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

input, textarea, select, iframe {
    max-width: 100%;
    box-sizing: border-box;
}

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--brooks-navy);
}

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

p:last-child {
    margin-bottom: 0;
}

/* === UTILITIES === */
.container {
    width: 100%;
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    box-sizing: border-box;
}

.container--narrow {
    max-width: var(--container-narrow);
}

.container--wide {
    max-width: var(--container-wide);
}

.section {
    padding: var(--space-5xl) 0;
}

.section--sm {
    padding: var(--space-3xl) 0;
}

.section--lg {
    padding: var(--space-5xl) 0;
}

.section--dark {
    background-color: var(--brooks-navy);
    color: var(--brooks-white);
}

.section--dark h1, .section--dark h2, .section--dark h3,
.section--dark h4, .section--dark h5, .section--dark h6 {
    color: var(--brooks-white);
}

.section--gray {
    background-color: var(--brooks-off-white);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* === TYPOGRAPHY === */
.headline-hero {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 6vw, var(--text-7xl));
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
}

.headline-section {
    font-size: clamp(2rem, 4vw, var(--text-5xl));
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-lg);
}

.headline-subsection {
    font-size: clamp(1.5rem, 3vw, var(--text-3xl));
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.subtitle {
    font-size: var(--text-lg);
    color: var(--brooks-gray-500);
    line-height: 1.6;
    max-width: 640px;
}

.subtitle--centered {
    margin-left: auto;
    margin-right: auto;
}

.label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--brooks-blue-accent);
    margin-bottom: var(--space-sm);
    display: inline-block;
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 14px 32px;
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--brooks-blue);
    color: var(--brooks-white);
    box-shadow: 0 4px 14px rgba(44, 74, 110, 0.3);
}

.btn--primary:hover {
    background: var(--brooks-blue-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(44, 74, 110, 0.4);
}

.btn--secondary {
    background: transparent;
    color: var(--brooks-white);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.8);
}

.btn--outline {
    background: transparent;
    color: var(--brooks-blue);
    border: 1.5px solid var(--brooks-blue);
}

.btn--outline:hover {
    background: var(--brooks-blue);
    color: var(--brooks-white);
}

.btn--red {
    background: var(--brooks-red);
    color: var(--brooks-white);
}

.btn--red:hover {
    background: var(--brooks-red-hover);
    transform: translateY(-2px);
}

.btn--lg {
    padding: 18px 40px;
    font-size: var(--text-base);
}

.btn--sm {
    padding: 10px 20px;
    font-size: var(--text-xs);
}

.btn--icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-full);
}

/* === GRID === */
.grid {
    display: grid;
    gap: var(--space-xl);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid--4, .grid--3, .grid--2 { grid-template-columns: 1fr; }
}

/* === CARDS === */
.card {
    background: var(--brooks-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    border: 1px solid var(--brooks-gray-100);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.card--glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.card--dark {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.card--dark:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--brooks-blue-accent), var(--brooks-blue));
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    color: white;
    font-size: 24px;
}

.card__title {
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--brooks-navy);
}

.card__text {
    font-size: var(--text-sm);
    color: var(--brooks-gray-500);
    line-height: 1.7;
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes countUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ============================================================
   RESPONSIVE - TABLET (max 1024px)
   ============================================================ */
@media (max-width: 1024px) {
    :root {
        --space-5xl: 5rem;
        --space-4xl: 4rem;
    }
    
    .container {
        padding: 0 var(--space-lg);
    }
    
    .section {
        padding: var(--space-4xl) 0;
    }
    
    .headline-hero {
        font-size: clamp(2rem, 5vw, 3.5rem);
    }
    
    .headline-section {
        font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    }
    
    .btn--lg {
        padding: 16px 32px;
        font-size: var(--text-sm);
    }
}

/* ============================================================
   RESPONSIVE - MOBILE (max 768px)
   ============================================================ */
@media (max-width: 768px) {
    :root {
        --space-5xl: 4rem;
        --space-4xl: 3rem;
        --space-3xl: 2.5rem;
        --header-height: 70px;
    }
    
    body {
        font-size: 15px;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .section {
        padding: var(--space-3xl) 0;
    }
    
    .section--sm {
        padding: var(--space-xl) 0;
    }
    
    .headline-hero {
        font-size: 2rem;
        line-height: 1.15;
    }
    
    .headline-section {
        font-size: 1.6rem;
        line-height: 1.2;
    }
    
    .headline-subsection {
        font-size: 1.3rem;
    }
    
    .subtitle {
        font-size: var(--text-base);
    }
    
    /* Buttons mobile */
    .btn {
        padding: 12px 24px;
        font-size: var(--text-sm);
    }
    
    .btn--lg {
        padding: 14px 28px;
        font-size: var(--text-sm);
        width: 100%;
        justify-content: center;
    }
    
    /* Hero mobile */
    .hero {
        min-height: 100svh;
    }
    
    .hero__content {
        padding-top: calc(var(--header-height) + var(--space-lg));
        padding-bottom: var(--space-4xl);
    }
    
    .hero__actions {
        flex-direction: column;
    }
    
    .hero__actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero__scroll {
        display: none;
    }
    
    .hero__badge {
        font-size: 11px;
    }
    
    /* Grid mobile - force single column */
    .grid {
        gap: var(--space-lg);
    }
    
    .grid--2,
    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr !important;
    }
    
    /* Cards mobile */
    .card {
        padding: var(--space-xl);
    }
    
    .card__icon {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
    
    /* Counter mobile */
    .counter-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: var(--space-xl);
    }
    
    .counter-item__number {
        font-size: var(--text-3xl);
    }
    
    /* Section header mobile */
    .section-header {
        margin-bottom: var(--space-xl);
    }
    
    /* Project cards mobile */
    .project-card {
        aspect-ratio: 16/10;
    }
    
    /* Eco cards mobile */
    .eco-card {
        padding: var(--space-xl);
    }
    
    /* Gallery - single column on mobile, no span */
    [style*="grid-column: span 2"] {
        grid-column: span 1 !important;
    }
    
    /* Testimonials */
    .testimonial-card {
        padding: var(--space-xl);
    }
    
    .testimonial-card__quote {
        font-size: var(--text-base);
    }
    
    /* Fix inline grid styles */
    [style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }
    
    /* Fix inline gap overrides */
    [style*="gap: var(--space-4xl)"] {
        gap: var(--space-xl) !important;
    }
    
    [style*="gap: var(--space-3xl)"] {
        gap: var(--space-xl) !important;
    }
    
    /* Reverse order on mobile for image-first sections */
    [style*="order: 2"] {
        order: 0 !important;
    }
    [style*="order: 1"] {
        order: 0 !important;
    }
}

/* ============================================================
   RESPONSIVE - SMALL MOBILE (max 480px)
   ============================================================ */
@media (max-width: 480px) {
    :root {
        --header-height: 64px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .headline-hero {
        font-size: 1.75rem;
    }
    
    .headline-section {
        font-size: 1.4rem;
    }
    
    .counter-grid {
        grid-template-columns: 1fr 1fr !important;
        gap: var(--space-lg);
    }
    
    .counter-item__number {
        font-size: var(--text-2xl);
    }
    
    .counter-item__label {
        font-size: var(--text-xs);
    }
    
    .card {
        padding: var(--space-lg);
    }
    
    .eco-card {
        padding: var(--space-lg);
    }
    
    .eco-card__title {
        font-size: var(--text-xl);
    }
    
    .btn--lg {
        padding: 14px 20px;
    }
}

/* ============================================================
   RESPONSIVE FIXES FOR INLINE STYLES
   ============================================================ */
@media (max-width: 768px) {
    /* Already handled by grid mobile overrides above */
}

/* Global overflow safety */
@media (max-width: 768px) {
    .container * {
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .btn--lg {
        box-sizing: border-box;
    }
    
    /* Disable horizontal transforms that cause overflow */
    .reveal-left,
    .reveal-right {
        transform: translateY(30px);
    }
    
    .reveal-left.revealed,
    .reveal-right.revealed {
        transform: translateY(0);
    }
    
    /* Fix word-break for long emails/urls */
    a {
        word-break: break-word;
    }
}