/* ============================================================
   O TIAGO Design System Premium
   Dark Mode Cinematográfico, Cyber-Minimalista
   ============================================================ */

/* ---------- TOKENS DE DESIGN ---------- */
:root {
    --bg-950:        #070711;
    --bg-900:        #0e0e1a;
    --bg-800:        #14141f;
    --bg-700:        #1c1c2e;
    --bg-600:        #252540;
    --border:        rgba(255, 255, 255, 0.07);
    --border-accent: rgba(99, 102, 241, 0.4);

    --indigo:        #6366f1;
    --indigo-light:  #818cf8;
    --violet:        #8b5cf6;
    --violet-light:  #a78bfa;
    --gold:          #f59e0b;
    --gold-light:    #fbbf24;
    --emerald:       #10b981;
    --red:           #ef4444;

    --text-primary:  #f1f5f9;
    --text-secondary:#cbd5e1;
    --text-muted:    #64748b;
    --text-subtle:   #334155;

    --font-body:     'Inter', system-ui, -apple-system, sans-serif;
    --font-display:  'Space Grotesk', 'Inter', sans-serif;

    --radius-sm:     0.5rem;
    --radius-md:     1rem;
    --radius-lg:     1.5rem;
    --radius-xl:     2rem;
    --radius-full:   9999px;

    --shadow-sm:     0 2px 8px rgba(0,0,0,0.3);
    --shadow-md:     0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg:     0 24px 64px rgba(0,0,0,0.5);
    --shadow-indigo: 0 0 40px rgba(99, 102, 241, 0.25);
    --shadow-gold:   0 0 40px rgba(245, 158, 11, 0.25);

    --transition-fast:  150ms cubic-bezier(0.4,0,0.2,1);
    --transition-base:  300ms cubic-bezier(0.4,0,0.2,1);
    --transition-slow:  600ms cubic-bezier(0.4,0,0.2,1);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-950);
    color: var(--text-primary);
    overflow-x: hidden;
    width: 100%;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

/* Scrollbar personalizada */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-950); }
::-webkit-scrollbar-thumb { background: var(--bg-700); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--indigo); }

/* ---------- UTILITÁRIOS ---------- */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 768px) {
    .container { padding: 0 2.5rem; }
}

.text-gradient {
    background: linear-gradient(135deg, var(--indigo-light), var(--violet-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-gold {
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass {
    background: rgba(14, 14, 26, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border);
}

/* ---------- ANIMAÇÕES ---------- */
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.6; transform: scale(1.4); }
}

@keyframes shimmer {
    0%   { background-position: -200% center; }
    100% { background-position:  200% center; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-12px); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(32px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes scroll-line {
    0%   { transform: scaleY(0); transform-origin: top; }
    50%  { transform: scaleY(1); transform-origin: top; }
    51%  { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes particle-float {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0.15; }
    33%       { transform: translateY(-60px) translateX(30px); opacity: 0.4; }
    66%       { transform: translateY(-30px) translateX(-20px); opacity: 0.2; }
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; }
    50%       { opacity: 1; }
}

/* Classe utilitária de animação na entrada */
[data-animate] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate].is-visible {
    opacity: 1;
    transform: translateY(0);
}

[data-delay="100"] { transition-delay: 0.1s; }
[data-delay="200"] { transition-delay: 0.2s; }
[data-delay="300"] { transition-delay: 0.3s; }
[data-delay="400"] { transition-delay: 0.4s; }

/* ============================================================
   NAVBAR
============================================================ */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1.25rem 0;
    transition: background var(--transition-base), padding var(--transition-base), box-shadow var(--transition-base);
}

#navbar.scrolled {
    background: rgba(7, 7, 17, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    gap: 1.5rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-img {
    height: 38px;
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.95;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.nav-logo:hover .logo-img {
    opacity: 1;
    transform: scale(1.02);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.btn-nav-mobile {
    display: none;
}

.nav-link {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--text-primary);
}

.btn-nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--indigo);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-full);
    white-space: nowrap;
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    flex-shrink: 0;
}

.btn-nav-cta:hover {
    background: var(--violet);
    transform: translateY(-1px);
    box-shadow: var(--shadow-indigo);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-fast);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

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

.hero-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(0deg,   rgba(7,7,17,1)   0%,
                                rgba(7,7,17,0.5) 45%,
                                rgba(7,7,17,0.8) 100%),
        radial-gradient(ellipse at 50% 100%, rgba(99,102,241,0.12) 0%, transparent 60%);
}

/* Partículas decorativas */
.hero-particles { position: absolute; inset: 0; z-index: 2; pointer-events: none; }

.particle {
    position: absolute;
    border-radius: var(--radius-full);
    animation: particle-float 8s ease-in-out infinite;
}

.p1 { width: 300px; height: 300px; top: 10%; left: 5%;  background: radial-gradient(circle, rgba(99,102,241,0.12) 0%, transparent 70%); animation-delay: 0s; }
.p2 { width: 200px; height: 200px; top: 40%; right: 8%; background: radial-gradient(circle, rgba(139,92,246,0.1) 0%, transparent 70%);  animation-delay: -3s; }
.p3 { width: 150px; height: 150px; bottom: 20%; left: 50%;background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%); animation-delay: -6s; }

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 6rem 1.5rem 3rem;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

/* Badge de status */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: 2rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: var(--radius-full);
    animation: pulse-dot 2s ease-in-out infinite;
    flex-shrink: 0;
}

/* Headline */
.hero-headline {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* Sub-headline */
.hero-sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
    font-weight: 300;
}

.hero-sub strong {
    color: var(--text-secondary);
    font-weight: 600;
}

/* CTAs */
.hero-ctas {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

@media (min-width: 480px) {
    .hero-ctas { flex-direction: row; justify-content: center; }
}

/* Botão Primário */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    color: #000;
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.9rem 2rem;
    border-radius: var(--radius-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    white-space: nowrap;
    /* Shimmer */
    background-size: 200% auto;
    background-image: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 50%, var(--gold) 100%);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(245, 158, 11, 0.35);
    animation: shimmer 1.5s linear infinite;
}

.btn-primary:active { transform: translateY(0); }

/* Botão Secundário */
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.9rem 2rem;
    border-radius: var(--radius-md);
    backdrop-filter: blur(8px);
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
    white-space: nowrap;
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--indigo);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Stats rápidos */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 2rem;
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
    flex-shrink: 0;
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-subtle);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    transition: color var(--transition-fast);
}

.scroll-indicator:hover { color: var(--text-muted); }

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--indigo), transparent);
    animation: scroll-line 2s ease-in-out infinite;
}

/* ============================================================
   SEÇÕES GENÉRICAS
============================================================ */
.section {
    padding: 6rem 0;
}

@media (min-width: 1024px) {
    .section { padding: 8rem 0; }
}

.section-dark { background-color: var(--bg-950); }
.section-mid  { background-color: var(--bg-900); }

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 4rem;
}

.section-label {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--indigo-light);
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-sub {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ============================================================
   SERVIÇOS
============================================================ */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 640px)  { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(4, 1fr); } }

.service-card {
    position: relative;
    background: var(--bg-800);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    overflow: hidden;
    transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
    cursor: default;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 60%, rgba(99,102,241,0.03) 100%);
    border-radius: inherit;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-indigo);
}

.service-card:hover::before { opacity: 1; }

.service-card-featured {
    border-color: rgba(245, 158, 11, 0.25);
}
.service-card-featured:hover {
    border-color: rgba(245, 158, 11, 0.5);
    box-shadow: var(--shadow-gold);
}

.card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.card-icon-indigo  { background: rgba(99,102,241,0.15);  color: var(--indigo-light); }
.card-icon-violet  { background: rgba(139,92,246,0.15);  color: var(--violet-light); }
.card-icon-gold    { background: rgba(245,158,11,0.15);  color: var(--gold-light); }
.card-icon-emerald { background: rgba(16,185,129,0.15);  color: #34d399; }

.card-number {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-subtle);
    letter-spacing: 0.1em;
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.card-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tag {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: var(--bg-700);
    border: 1px solid var(--border);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
}

.card-glow {
    position: absolute;
    bottom: -60px;
    right: -60px;
    width: 160px;
    height: 160px;
    background: radial-gradient(circle, rgba(99,102,241,0.08) 0%, transparent 70%);
    pointer-events: none;
    transition: opacity var(--transition-base);
    opacity: 0;
}

.service-card:hover .card-glow { opacity: 1; }

/* ============================================================
   PORTFÓLIO
============================================================ */
.portfolio-header {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
    align-items: flex-start;
}

@media (min-width: 768px) {
    .portfolio-header {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
    }
}

.portfolio-header-left .section-title {
    text-align: left;
    margin-bottom: 0;
}

.portfolio-filters {
    display: flex;
    background: var(--bg-800);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: 4px;
    gap: 0;
    flex-shrink: 0;
}

.filter-btn {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    color: var(--text-muted);
    transition: background var(--transition-fast), color var(--transition-fast);
    white-space: nowrap;
}

.filter-btn:hover { color: var(--text-primary); }

.filter-btn-active {
    background: var(--indigo);
    color: #fff;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 640px)  { .portfolio-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .portfolio-grid { grid-template-columns: repeat(3, 1fr); } }

.portfolio-item {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-800);
    cursor: pointer;
    border: 1px solid var(--border);
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
    transition: opacity var(--transition-slow), transform var(--transition-slow);
    loading: lazy;
}

.portfolio-item:hover img {
    opacity: 1;
    transform: scale(1.06);
}

.portfolio-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(7,7,17,0.9) 0%, transparent 50%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    transform: translateY(8px);
    opacity: 0;
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.portfolio-item:hover .portfolio-item-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-item-type {
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--indigo-light);
    margin-bottom: 0.25rem;
}

.portfolio-item-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Animação de troca de itens */
@keyframes portfolio-fade {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.portfolio-item { animation: portfolio-fade 0.4s ease both; }

/* ============================================================
   SOBRE
============================================================ */
.sobre-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .sobre-grid { grid-template-columns: 1fr 1fr; gap: 5rem; }
}

.sobre-visual {
    position: relative;
}

.sobre-image-wrap {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 4/5;
    background: var(--bg-800);
    border: 1px solid var(--border);
}

.sobre-image-glow {
    position: absolute;
    inset: -40px;
    background: radial-gradient(circle at 50% 50%, rgba(99,102,241,0.15) 0%, transparent 60%);
    z-index: 0;
    animation: glow-pulse 3s ease-in-out infinite;
}

.sobre-image-placeholder {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--text-subtle);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.sobre-image-placeholder svg {
    opacity: 0.3;
}

.sobre-badge {
    position: absolute;
    bottom: -1.5rem;
    right: -1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-700);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.sobre-badge-icon { font-size: 1.5rem; }

.sobre-badge strong {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.sobre-badge small {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.sobre-content .section-label { display: block; margin-bottom: 0.5rem; }
.sobre-content .section-title { text-align: left; margin-bottom: 1.5rem; }

.sobre-text {
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.sobre-text strong { color: var(--text-primary); font-weight: 600; }

.sobre-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.sobre-stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sobre-stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.sobre-stat-label {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ============================================================
   CALCULADORA DE ORÇAMENTO
============================================================ */
.calc-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.calc-grid > *,
.calc-services,
.calc-result {
    min-width: 0;
}

@media (min-width: 1024px) {
    .calc-grid { grid-template-columns: 1fr 380px; }
}

.calc-services-title {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-800);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
    user-select: none;
    margin-bottom: 0.75rem;
    width: 100%;
    min-width: 0;
}

.service-item:last-child { margin-bottom: 0; }

.service-item:hover {
    border-color: rgba(99, 102, 241, 0.4);
    background: rgba(99, 102, 241, 0.04);
}

.service-item.selected {
    border-color: var(--indigo);
    background: rgba(99, 102, 241, 0.08);
    box-shadow: 0 0 0 1px rgba(99,102,241,0.3);
}

.si-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.service-item:hover .si-icon { transform: scale(1.1); }

.si-icon-indigo  { background: rgba(99,102,241,0.15);  color: var(--indigo-light); }
.si-icon-violet  { background: rgba(139,92,246,0.15);  color: var(--violet-light); }
.si-icon-gold    { background: rgba(245,158,11,0.15);  color: var(--gold-light); }
.si-icon-emerald { background: rgba(16,185,129,0.15);  color: #34d399; }

.si-info {
    flex: 1;
    min-width: 0;
}

.si-name {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.si-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.1rem;
}

.si-price {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
}

.si-price small {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.si-check {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--bg-600);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background var(--transition-fast), border-color var(--transition-fast);
    color: transparent;
}

.service-item.selected .si-check {
    background: var(--indigo);
    border-color: var(--indigo);
    color: #fff;
}

/* Painel resultado */
.calc-result-inner {
    position: sticky;
    top: 6rem;
    background: var(--bg-800);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-indigo);
}

.calc-result-label {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.calc-total {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.calc-currency {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gold);
}

.calc-value {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
    transition: transform 0.2s ease;
}

.calc-value.bump {
    animation: fadeInUp 0.25s ease;
}

.calc-disclaimer {
    font-size: 0.65rem;
    color: var(--text-subtle);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.calc-selected {
    min-height: 60px;
    margin-bottom: 1.5rem;
    padding: 0.75rem;
    background: var(--bg-900);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.calc-no-selection {
    font-size: 0.75rem;
    color: var(--text-subtle);
    text-align: center;
    padding: 0.5rem;
}

.calc-selected-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.7rem;
    font-weight: 600;
    background: rgba(99,102,241,0.15);
    border: 1px solid rgba(99,102,241,0.3);
    color: var(--indigo-light);
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-full);
    margin: 0.2rem;
}

/* Botão WhatsApp */
.btn-whatsapp {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    background: #25d366;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.9rem 1.5rem;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-whatsapp:hover {
    background: #1eb356;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
}

/* ============================================================
   CTA FINAL / CONTATO
============================================================ */
.section-cta {
    position: relative;
    padding: 8rem 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(99,102,241,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 50%, rgba(139,92,246,0.08) 0%, transparent 50%),
        var(--bg-950);
    z-index: 0;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.cta-title { max-width: 600px; margin: 0.5rem auto 1rem; }

/* Formulário */
.contact-form {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-align: left;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 640px) {
    .form-row { grid-template-columns: 1fr 1fr; }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.form-input {
    background: var(--bg-800);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
    width: 100%;
}

.form-input::placeholder { color: var(--text-subtle); }

.form-input:focus {
    border-color: var(--indigo);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.form-success {
    text-align: center;
    color: #34d399;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.75rem;
    background: rgba(16,185,129,0.1);
    border-radius: var(--radius-md);
    border: 1px solid rgba(16,185,129,0.2);
}

/* Divider "ou" */
.cta-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
    color: var(--text-subtle);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.cta-divider::before,
.cta-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

/* Links sociais CTA */
.cta-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.cta-social {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--bg-800);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-full);
    transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.cta-social:hover {
    border-color: var(--indigo);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.cta-whatsapp:hover {
    border-color: #25d366;
    color: #25d366;
}

/* ============================================================
   FOOTER
============================================================ */
.footer {
    background: #000;
    border-top: 1px solid rgba(255,255,255,0.04);
    padding: 3rem 0 2rem;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .footer-inner {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-logo {
    height: 32px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.3;
    margin-bottom: 0.4rem;
}

.footer-tagline {
    font-size: 0.7rem;
    color: var(--text-subtle);
    letter-spacing: 0.08em;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem 1.5rem;
}

.footer-nav a {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-subtle);
    transition: color var(--transition-fast);
}

.footer-nav a:hover { color: var(--text-primary); }

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    color: var(--text-subtle);
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-social a:hover {
    color: var(--text-primary);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.04);
    padding-top: 1.5rem;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.65rem;
    color: var(--text-subtle);
    letter-spacing: 0.05em;
}

/* ============================================================
   RESPONSIVO MOBILE
============================================================ */
@media (max-width: 768px) {
    .nav-links,
    .btn-nav-cta { display: none; }

    .hamburger { display: flex; }

    /* Mobile menu aberto */
    .nav-links.mobile-open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(7,7,17,0.98);
        backdrop-filter: blur(20px);
        z-index: 999;
        align-items: center;
        justify-content: center;
        gap: 2rem;
    }

    .nav-links.mobile-open .nav-link {
        font-size: 1.35rem;
        letter-spacing: 0.1em;
    }

    .nav-links.mobile-open .btn-nav-mobile {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, var(--gold), var(--gold-light));
        color: #000;
        font-size: 0.9rem;
        font-weight: 800;
        letter-spacing: 0.05em;
        text-transform: uppercase;
        padding: 0.85rem 1.75rem;
        border-radius: var(--radius-md);
        margin-top: 1rem;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 0;
    }

    .stat-item { padding: 0.75rem 1rem; }

    .hero-content { padding: 5rem 1.25rem 2rem; }

    .sobre-badge { right: 0; }

    .calc-result-inner { position: static; }

    .portfolio-header,
    .portfolio-filters,
    .hero-ctas,
    .cta-links {
        max-width: 100%;
    }

    .portfolio-filters {
        flex-wrap: wrap;
        border-radius: var(--radius-md);
    }

    .filter-btn {
        flex: 1 1 auto;
        text-align: center;
    }

    .service-item {
        display: grid;
        grid-template-columns: 40px minmax(0, 1fr) auto 24px;
        gap: 0.75rem;
        padding: 1rem;
        align-items: center;
    }

    .si-icon {
        width: 40px;
        height: 40px;
    }

    .si-name {
        white-space: normal;
        overflow: visible;
        text-overflow: clip;
        line-height: 1.35;
    }

    .si-desc {
        line-height: 1.45;
    }

    .si-price,
    .si-check {
        justify-self: end;
    }
}

@media (max-width: 480px) {
    .hero-headline { font-size: 2.2rem; }
    .section { padding: 4rem 0; }
    .stat-divider { display: none; }

    .container,
    .nav-container {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .section-title {
        font-size: clamp(1.8rem, 10vw, 2.35rem);
    }

    .section-label,
    .calc-services-title,
    .calc-result-label {
        letter-spacing: 0.14em;
    }

    .service-item {
        grid-template-columns: 36px minmax(0, 1fr) auto 22px;
        gap: 0.6rem;
        padding: 0.9rem;
    }

    .si-icon {
        width: 36px;
        height: 36px;
    }

    .si-icon svg {
        width: 18px;
        height: 18px;
    }

    .si-price {
        font-size: 0.78rem;
    }

    .si-check {
        width: 22px;
        height: 22px;
    }

    .btn-primary,
    .btn-secondary,
    .btn-whatsapp,
    .cta-social {
        max-width: 100%;
        white-space: normal;
        text-align: center;
    }
}