/* ===================================================
   ORVEX CORPORATION - style.css
   =================================================== */

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

:root {
    --bg: #0A0A0B;
    --bg-secondary: #131314;
    --bg-tertiary: #18181B;
    --border: #27272A;
    --border-hover: #3F3F46;
    --text: #FAFAFA;
    --text-secondary: #A1A1AA;
    --text-muted: #71717A;
    --accent: #3B82F6;
    --green: #22C55E;
    --red: #EF4444;
    --yellow: #F59E0B;
    --spacing-section: 4rem;
    --spacing-section-lg: 6rem;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --transition: 200ms ease-out;
    --shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
    min-height: 100vh;
    overflow-x: hidden;
}

::selection {
    background-color: rgba(59, 130, 246, 0.3);
    color: var(--text);
}

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

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

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

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

/* ========== UTILITY CLASSES ========== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

@media (min-width: 768px) {
    .container { padding: 0 2rem; }
}

@media (min-width: 1024px) {
    .container { padding: 0 3rem; }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0 1.5rem;
    height: 2.75rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition);
    white-space: nowrap;
    min-height: 44px;
    position: relative;
    overflow: hidden;
}

.btn:focus-visible {
    outline: 2px solid var(--text);
    outline-offset: 2px;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background-color: var(--text);
    color: var(--bg);
}

.btn-primary:hover { 
    background-color: #E4E4E7; 
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-primary:active { 
    background-color: #D4D4D8; 
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background-color: var(--border);
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--text);
    background-color: var(--bg-tertiary);
}

.btn-lg { 
    height: 3rem; 
    padding: 0 2rem; 
    font-size: 0.9375rem; 
}

.btn-sm { 
    height: 2.25rem; 
    padding: 0 1rem; 
    font-size: 0.8125rem; 
}

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

.btn .icon {
    width: 1.125rem;
    height: 1.125rem;
    transition: transform var(--transition);
    flex-shrink: 0;
}

.btn:hover .icon-arrow { transform: translateX(3px); }
.btn:hover .icon-arrow-up { transform: translateX(3px) translateY(-3px); }

/* ========== HEADER ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: all 300ms;
    height: 3.75rem;
    background-color: transparent;
}

.header.scrolled {
    background-color: rgba(10, 10, 11, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text);
    flex-shrink: 0;
}

.logo-mark {
    width: 2rem;
    height: 2rem;
    background-color: var(--text);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logo-mark svg {
    width: 1.125rem;
    height: 1.125rem;
    color: var(--bg);
}

/* Desktop Nav */
.nav-desktop {
    display: none;
    align-items: center;
    gap: 0.125rem;
}

.nav-desktop a {
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: all var(--transition);
    position: relative;
}

.nav-desktop a:hover {
    color: var(--text);
    background-color: var(--bg-tertiary);
}

.nav-desktop a.active {
    color: var(--text);
}

.nav-desktop a.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0.75rem;
    right: 0.75rem;
    height: 2px;
    background-color: var(--text);
    border-radius: 1px;
}

.nav-ctas {
    display: none;
    align-items: center;
    gap: 0.75rem;
}

/* Mobile Menu Button */
.menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    background: transparent;
    color: var(--text);
    border-radius: var(--radius);
    transition: background-color var(--transition);
    min-width: 44px;
    min-height: 44px;
}

.menu-btn:hover { 
    background-color: var(--bg-tertiary); 
}

.menu-btn svg {
    width: 1.5rem;
    height: 1.5rem;
}

/* Mobile Overlay */
.mobile-overlay {
    position: fixed;
    inset: 0;
    z-index: 90;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 300ms ease-out;
}

.mobile-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

/* Mobile Menu Panel */
.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 95;
    width: 85%;
    max-width: 20rem;
    background-color: var(--bg-secondary);
    border-left: 1px solid var(--border);
    transform: translateX(100%);
    transition: transform 350ms cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.5);
}

.mobile-menu.open { 
    transform: translateX(0); 
}

.mobile-menu-header {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1.5rem;
}

.mobile-menu-close {
    padding: 0.5rem;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius);
    transition: all var(--transition);
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-close:hover { 
    color: var(--text);
    background-color: var(--bg-tertiary);
}

.mobile-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.mobile-nav a {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    font-size: 1.0625rem;
    color: var(--text-secondary);
    transition: all var(--transition);
    min-height: 48px;
}

.mobile-nav a:hover,
.mobile-nav a.active {
    background-color: var(--border);
    color: var(--text);
}

.mobile-ctas {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.mobile-ctas .btn {
    height: 2.75rem;
    font-size: 0.875rem;
}

@media (min-width: 1024px) {
    .header { height: 4.25rem; }
    .nav-desktop { display: flex; }
    .nav-ctas { display: flex; }
    .menu-btn { display: none; }
    .mobile-overlay,
    .mobile-menu { display: none; }
}

/* ========== HERO ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
    padding-bottom: 4rem;
    overflow: hidden;
    isolation: isolate;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 48px 48px;
    opacity: 0.6;
    pointer-events: none;
}

@media (min-width: 768px) {
    .hero-grid {
        background-size: 64px 64px;
    }
}

.hero-orb {
    position: absolute;
    width: 20rem;
    height: 20rem;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.08;
    pointer-events: none;
}

@media (min-width: 768px) {
    .hero-orb {
        width: 28rem;
        height: 28rem;
        filter: blur(140px);
        opacity: 0.1;
    }
}

.hero-orb-left {
    top: 20%;
    left: -10rem;
    background-color: #3B82F6;
}

.hero-orb-right {
    bottom: 20%;
    right: -10rem;
    background-color: #8B5CF6;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 780px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.875rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hero-badge-dot {
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    background-color: var(--green);
    flex-shrink: 0;
}

.hero h1 {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
    text-wrap: balance;
}

@media (min-width: 480px) {
    .hero h1 { font-size: 2.75rem; }
}

@media (min-width: 768px) {
    .hero h1 { font-size: 3.75rem; }
}

@media (min-width: 1024px) {
    .hero h1 { font-size: 4.5rem; }
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 620px;
    margin-bottom: 2rem;
    text-wrap: balance;
}

@media (min-width: 768px) {
    .hero-subtitle { font-size: 1.125rem; }
}

@media (min-width: 1024px) {
    .hero-subtitle { font-size: 1.25rem; }
}

.hero-ctas {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

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

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

@media (min-width: 480px) {
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
        gap: 2rem;
    }
}

.hero-stat-value {
    font-size: 1.375rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 0.125rem;
}

@media (min-width: 768px) {
    .hero-stat-value { font-size: 1.75rem; }
}

.hero-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

@media (min-width: 768px) {
    .hero-stat-label { font-size: 0.875rem; }
}

/* ========== PAGE HEADER ========== */
.page-header {
    padding-top: 7rem;
    padding-bottom: 2.5rem;
}

@media (min-width: 768px) {
    .page-header {
        padding-top: 8.5rem;
        padding-bottom: 3.5rem;
    }
}

.page-header .section-label {
    margin-bottom: 1rem;
}

.page-header h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
    text-wrap: balance;
}

@media (min-width: 768px) {
    .page-header h1 { font-size: 3rem; }
}

@media (min-width: 1024px) {
    .page-header h1 { font-size: 3.5rem; }
}

.page-header p {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 720px;
    line-height: 1.6;
}

@media (min-width: 768px) {
    .page-header p { font-size: 1.125rem; }
}

/* ========== SECTIONS ========== */
.section {
    padding: var(--spacing-section) 0;
}

.section-lg {
    padding: var(--spacing-section-lg) 0;
}

.section-label {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

.section-heading {
    max-width: 720px;
    margin-bottom: 3rem;
}

.section-heading h2 {
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    text-wrap: balance;
}

@media (min-width: 768px) {
    .section-heading h2 { font-size: 2.25rem; }
}

@media (min-width: 1024px) {
    .section-heading h2 { font-size: 2.75rem; }
}

.section-heading p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    text-wrap: balance;
}

@media (min-width: 768px) {
    .section-heading p { font-size: 1.125rem; }
}

.section-heading.center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* ========== SERVICES TABS ========== */
.services-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 2.5rem;
}

.service-tab {
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius);
    font-size: 0.8125rem;
    font-weight: 500;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid transparent;
    transition: all var(--transition);
    min-height: 40px;
    flex: 1 1 auto;
    text-align: center;
}

@media (min-width: 480px) {
    .service-tab {
        padding: 0.625rem 1.25rem;
        font-size: 0.875rem;
        flex: 0 1 auto;
    }
}

.service-tab:hover {
    color: var(--text);
    background-color: rgba(24, 24, 27, 0.5);
}

.service-tab.active {
    background-color: var(--bg-tertiary);
    color: var(--text);
    border-color: var(--border);
}

.service-detail {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    transition: opacity 0.25s ease-out, transform 0.25s ease-out;
}

@media (min-width: 1024px) {
    .service-detail {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

.service-icon-box {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-detail-subtitle {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    display: block;
}

.service-detail h3 {
    font-size: 1.625rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .service-detail h3 { font-size: 2rem; }
}

.service-detail p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-capabilities h4 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 1.25rem;
}

.service-capabilities-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.125rem;
}

@media (min-width: 640px) {
    .service-capabilities-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 380px) {
    .service-capabilities-list {
        grid-template-columns: 1fr;
    }
}

.service-capability {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.625rem;
    border-radius: 6px;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

@media (min-width: 768px) {
    .service-capability {
        padding: 0.625rem 0.75rem;
        font-size: 0.875rem;
    }
}

.service-capability svg {
    flex-shrink: 0;
}

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

@media (min-width: 480px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

.portfolio-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition);
    background-color: var(--bg);
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.portfolio-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.portfolio-card:active {
    transform: scale(0.98);
}

.portfolio-card-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16/10;
    background-color: var(--bg-tertiary);
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}

.portfolio-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 400ms ease-out;
}

.portfolio-card:hover .portfolio-card-image img {
    transform: scale(1.04);
}

.portfolio-card-image .no-image {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--text-muted);
    font-size: 0.875rem;
    gap: 0.5rem;
}

.portfolio-card-body {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

@media (min-width: 768px) {
    .portfolio-card-body { padding: 1.5rem; }
}

.portfolio-card-meta {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    margin-bottom: 0.625rem;
    flex-wrap: wrap;
}

.portfolio-year {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.portfolio-sector {
    font-size: 0.6875rem;
    padding: 0.25rem 0.625rem;
    background-color: var(--bg-tertiary);
    border-radius: 9999px;
    color: var(--text-secondary);
}

.portfolio-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: 0.125rem;
}

@media (min-width: 768px) {
    .portfolio-card h3 { font-size: 1.25rem; }
}

.portfolio-client {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.625rem;
}

.portfolio-card-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 0.875rem;
    flex: 1;
}

.portfolio-card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 0.875rem;
}

.portfolio-card-tech span {
    padding: 0.25rem 0.625rem;
    background-color: var(--bg-tertiary);
    font-size: 0.625rem;
    color: var(--text-muted);
    border-radius: 9999px;
    font-family: 'JetBrains Mono', monospace;
}

.portfolio-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--accent);
    transition: all var(--transition);
    padding: 0.25rem 0;
}

.portfolio-card-link:hover {
    gap: 0.625rem;
    color: #60A5FA;
}

.portfolio-card-link svg {
    width: 1rem;
    height: 1rem;
}

/* ========== PORTFOLIO MODAL ========== */
.portfolio-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 300ms ease-out;
}

.portfolio-modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.portfolio-modal {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 900px;
    max-height: 92vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.95);
    transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-modal-overlay.open .portfolio-modal {
    transform: scale(1);
}

.portfolio-modal-close {
    position: sticky;
    top: 0.75rem;
    right: 0.75rem;
    float: right;
    z-index: 10;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    margin: 0.75rem;
}

.portfolio-modal-close:hover {
    background-color: var(--border);
    border-color: var(--border-hover);
    transform: scale(1.05);
}

.portfolio-modal-image {
    width: 100%;
    aspect-ratio: 16/9;
    background-color: var(--bg-tertiary);
    overflow: hidden;
    margin-top: -0.75rem;
}

.portfolio-modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.portfolio-modal-content {
    padding: 1.5rem;
}

@media (min-width: 768px) {
    .portfolio-modal-content { padding: 2rem; }
}

.portfolio-modal-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 0.125rem;
}

@media (min-width: 768px) {
    .portfolio-modal-content h2 { font-size: 1.75rem; }
}

.portfolio-modal-client {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

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

@media (min-width: 768px) {
    .portfolio-modal-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

.portfolio-modal-grid h4 {
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.375rem;
}

.portfolio-modal-grid p,
.portfolio-modal-grid li {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.portfolio-modal-results {
    list-style: none;
}

.portfolio-modal-results li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.portfolio-modal-results li::before {
    content: '↑';
    color: var(--green);
    flex-shrink: 0;
    font-weight: 600;
}

.portfolio-modal-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 1.25rem;
}

.portfolio-modal-tech span {
    padding: 0.375rem 0.75rem;
    background-color: var(--bg-tertiary);
    font-size: 0.6875rem;
    color: var(--text-secondary);
    border-radius: 9999px;
    font-family: 'JetBrains Mono', monospace;
}

.portfolio-modal-testimonial {
    padding: 1.25rem;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    margin-bottom: 1.25rem;
}

.portfolio-modal-testimonial p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 0.375rem;
}

.portfolio-modal-testimonial .author {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: normal;
}

.portfolio-modal-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* ========== PLANS ========== */
.plans-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    max-width: 1100px;
    margin: 0 auto;
}

@media (min-width: 640px) {
    .plans-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

.plan-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    background-color: var(--bg);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

@media (min-width: 768px) {
    .plan-card { padding: 2rem; }
}

.plan-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.plan-card.featured {
    border-color: var(--accent);
    background-color: var(--bg-secondary);
}

.plan-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: rgba(59, 130, 246, 0.12);
    color: var(--accent);
    font-size: 0.6875rem;
    font-weight: 500;
    border-radius: 9999px;
    margin-bottom: 0.875rem;
    align-self: flex-start;
}

.plan-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.125rem;
}

.plan-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.875rem;
}

.plan-price {
    margin-bottom: 1.25rem;
}

.plan-price span:first-child {
    font-size: 1.75rem;
    font-weight: 700;
}

@media (min-width: 768px) {
    .plan-price span:first-child { font-size: 2rem; }
}

.plan-price span:last-child {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.plan-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    margin-bottom: 1.5rem;
    flex: 1;
}

.plan-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.plan-features li svg {
    flex-shrink: 0;
    margin-top: 0.125rem;
    color: var(--green);
}

/* ========== CTA BANNER ========== */
.cta-banner {
    position: relative;
    border-radius: var(--radius-xl);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    overflow: hidden;
    padding: 2rem 1.5rem;
}

@media (min-width: 640px) {
    .cta-banner {
        padding: 3rem 3rem;
    }
}

@media (min-width: 1024px) {
    .cta-banner {
        padding: 3.5rem 4rem;
    }
}

.cta-banner-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
}

.cta-banner h2 {
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

@media (min-width: 640px) {
    .cta-banner h2 { font-size: 2.25rem; }
}

@media (min-width: 1024px) {
    .cta-banner h2 { font-size: 2.5rem; }
}

.cta-banner p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.cta-banner-ctas {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

@media (min-width: 480px) {
    .cta-banner-ctas {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

.cta-banner-gradient {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 33%;
    background: linear-gradient(to left, rgba(59, 130, 246, 0.06), transparent);
    display: none;
}

@media (min-width: 1024px) {
    .cta-banner-gradient { display: block; }
}

/* ========== SECURITY ========== */
.security-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 1000px;
    margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
    .security-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

.security-item {
    display: flex;
    gap: 1rem;
}

.security-item-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius);
    background-color: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.security-item-icon svg {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--text-secondary);
}

.security-item h3 {
    font-weight: 500;
    font-size: 0.9375rem;
    margin-bottom: 0.375rem;
}

.security-item p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.disclaimer-box {
    max-width: 800px;
    padding: 1.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    background-color: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

@media (min-width: 480px) {
    .disclaimer-box {
        flex-direction: row;
        align-items: flex-start;
        padding: 2rem;
        gap: 1rem;
    }
}

.disclaimer-box svg {
    flex-shrink: 0;
    color: var(--yellow);
    width: 1.5rem;
    height: 1.5rem;
}

.disclaimer-box h3 {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.disclaimer-box p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.lgpd-box {
    max-width: 800px;
    margin-top: 1.25rem;
    padding: 1.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

@media (min-width: 480px) {
    .lgpd-box { padding: 2rem; }
}

.lgpd-box h3 {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.lgpd-box p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ========== FORM ========== */
.form-container {
    max-width: 700px;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 0.375rem;
}

.form-label .required {
    color: var(--red);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    height: 2.75rem;
    padding: 0 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 0.875rem;
    transition: border-color var(--transition);
    -webkit-appearance: none;
    appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--border-hover);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--red);
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23A1A1AA' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-select option {
    background-color: var(--bg-secondary);
    color: var(--text);
}

.form-textarea {
    height: auto;
    min-height: 8rem;
    padding: 0.75rem 1rem;
    resize: vertical;
}

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

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
}

.form-error-msg {
    font-size: 0.75rem;
    color: var(--red);
    margin-top: 0.25rem;
}

.form-success {
    max-width: 600px;
    padding: 2rem 1.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    background-color: var(--bg-secondary);
    text-align: center;
}

@media (min-width: 480px) {
    .form-success { padding: 2.5rem; }
}

.form-success-icon {
    color: var(--green);
    margin: 0 auto 1.25rem;
    width: 3rem;
    height: 3rem;
}

@media (min-width: 480px) {
    .form-success-icon {
        width: 3.5rem;
        height: 3.5rem;
    }
}

.form-success h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 0.875rem;
}

.form-alt-cta {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.form-alt-cta p {
    color: var(--text-secondary);
    margin-bottom: 0.875rem;
    font-size: 0.875rem;
}

/* ========== CONTACT ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    max-width: 1000px;
    margin-bottom: 2.5rem;
}

@media (min-width: 640px) {
    .contact-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

.contact-card {
    padding: 1.25rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    transition: all var(--transition);
}

@media (min-width: 768px) {
    .contact-card { padding: 1.5rem; }
}

.contact-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.contact-card-icon {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    width: 1.5rem;
    height: 1.5rem;
}

.contact-card h3 {
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.125rem;
}

.contact-card a,
.contact-card p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    word-break: break-all;
}

@media (min-width: 768px) {
    .contact-card a,
    .contact-card p {
        font-size: 0.875rem;
    }
}

.contact-card a:hover {
    color: var(--text);
}

/* ========== ABOUT ========== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 1000px;
}

@media (min-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

.about-grid h3 {
    font-size: 1.375rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: 0.75rem;
}

.about-grid p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========== FOOTER ========== */
.footer {
    border-top: 1px solid var(--border);
    background-color: var(--bg);
    margin-top: 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 3rem 0;
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
        gap: 2rem;
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        padding: 4rem 0;
        gap: 3rem;
    }
}

.footer-brand p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-top: 0.75rem;
    max-width: 300px;
}

.footer-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
    font-size: 0.875rem;
    color: var(--text);
    transition: all var(--transition);
}

.footer-whatsapp:hover {
    color: var(--text-secondary);
}

.footer-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background-color: var(--green);
    flex-shrink: 0;
}

.footer-col h3 {
    font-size: 0.8125rem;
    font-weight: 500;
    margin-bottom: 0.875rem;
    color: var(--text);
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.footer-col a {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    transition: all var(--transition);
}

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

.footer-bottom {
    padding: 1.25rem 0;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

@media (min-width: 640px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

.footer-bottom-links {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-bottom-links a {
    font-size: 0.75rem;
    color: var(--text-muted);
    transition: color var(--transition);
}

.footer-bottom-links a:hover {
    color: var(--text-secondary);
}

/* ========== ANIMATIONS ========== */
.fade-in-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ========== IMAGE PLACEHOLDER ========== */
.img-placeholder {
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    width: 100%;
    aspect-ratio: 16/9;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    border: 1px dashed var(--border);
    gap: 0.5rem;
}

.img-placeholder svg {
    opacity: 0.4;
}

/* ========== BACK BUTTON ========== */
.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.875rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    transition: all var(--transition);
    margin-bottom: 1.25rem;
}

.back-btn:hover {
    color: var(--text);
    border-color: var(--border-hover);
    background-color: var(--border);
}

.back-btn .logo-mark {
    width: 1.125rem;
    height: 1.125rem;
    background-color: var(--text);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.back-btn .logo-mark svg {
    width: 0.625rem;
    height: 0.625rem;
    color: var(--bg);
}

/* ===================================================
   MOBILE IMPROVEMENTS - TELAS PEQUENAS
   =================================================== */

/* Telas muito pequenas (até 380px) */
@media (max-width: 380px) {
    .hero h1 {
        font-size: 1.75rem !important;
    }
    .hero-stats {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1rem !important;
    }
    .hero-stat-value {
        font-size: 1.125rem !important;
    }
    .plan-card {
        padding: 1rem !important;
    }
    .plan-price span:first-child {
        font-size: 1.375rem !important;
    }
    .page-header h1 {
        font-size: 1.5rem !important;
    }
    .service-detail h3 {
        font-size: 1.25rem !important;
    }
}

/* Tablets e telas médias (641px - 1023px) */
@media (max-width: 1023px) {
    /* Menu mobile melhorado */
    .mobile-menu {
        width: 85%;
        max-width: 20rem;
        padding: 1.25rem;
    }
    
    .mobile-menu-header {
        margin-bottom: 1.25rem;
    }
    
    .mobile-nav a {
        padding: 0.625rem 0.875rem;
        font-size: 1rem;
    }
    
    .mobile-ctas {
        gap: 0.5rem;
        padding-top: 1rem;
    }
    
    .mobile-ctas .btn {
        height: 2.5rem;
        font-size: 0.8125rem;
    }

    /* Melhorias de toque */
    button, 
    a,
    .btn,
    .service-tab,
    .portfolio-card,
    .plan-card .btn {
        touch-action: manipulation;
    }
    
    .btn {
        min-height: 44px;
    }
    
    .menu-btn {
        min-width: 44px;
        min-height: 44px;
    }
    
    .mobile-nav a {
        min-height: 48px;
        display: flex;
        align-items: center;
    }
}

/* Smartphones (até 640px) */
@media (max-width: 640px) {
    /* Services tabs */
    .services-tabs {
        gap: 0.375rem;
        justify-content: center;
    }
    
    .service-tab {
        padding: 0.5rem 0.75rem;
        font-size: 0.75rem;
        flex: 1 1 auto;
        min-width: 0;
        text-align: center;
        min-height: 36px;
    }
    
    .service-detail {
        gap: 1.5rem !important;
    }
    
    .service-detail h3 {
        font-size: 1.375rem !important;
    }
    
    .service-capabilities-list {
        grid-template-columns: 1fr !important;
    }
    
    .service-capability {
        padding: 0.5rem 0.625rem;
        font-size: 0.8125rem;
    }

    /* Plans */
    .plans-grid {
        grid-template-columns: 1fr !important;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .plan-card {
        padding: 1.25rem;
    }

    /* Portfolio */
    .portfolio-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem;
    }
    
    .portfolio-card-image {
        aspect-ratio: 16/9 !important;
    }
    
    .portfolio-card-body {
        padding: 1rem;
    }
    
    .portfolio-card h3 {
        font-size: 1.0625rem;
    }

    /* Modal */
    .portfolio-modal {
        max-height: 90vh;
        border-radius: var(--radius-lg);
        margin: 0.5rem;
    }
    
    .portfolio-modal-content {
        padding: 1.25rem;
    }
    
    .portfolio-modal-content h2 {
        font-size: 1.25rem;
    }
    
    .portfolio-modal-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
    
    .portfolio-modal-close {
        top: 0.5rem;
        right: 0.5rem;
        width: 2.25rem;
        height: 2.25rem;
        margin: 0.5rem;
    }

    /* Formulário */
    .form-row {
        grid-template-columns: 1fr !important;
        gap: 0 !important;
    }
    
    .form-container {
        padding: 0 0.25rem;
    }
    
    .form-input,
    .form-select,
    .form-textarea {
        font-size: 16px !important; /* Previne zoom no iOS */
    }
    
    .form-success {
        padding: 1.25rem;
    }

    /* CTA Banner */
    .cta-banner {
        padding: 1.5rem 1.25rem;
        border-radius: var(--radius-lg);
    }
    
    .cta-banner h2 {
        font-size: 1.375rem !important;
    }
    
    .cta-banner-ctas {
        flex-direction: column !important;
    }
    
    .cta-banner-ctas .btn {
        width: 100%;
        justify-content: center;
    }

    /* Security */
    .security-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
    
    .disclaimer-box {
        flex-direction: column;
        padding: 1.25rem;
        gap: 0.75rem;
    }
    
    .lgpd-box {
        padding: 1.25rem;
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr !important;
        gap: 0.75rem !important;
    }
    
    .contact-card {
        padding: 1rem;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr !important;
        gap: 1.75rem !important;
        padding: 2rem 0 !important;
    }
    
    .footer-brand p {
        max-width: 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 0.625rem;
        padding: 1rem 0;
    }
    
    .footer-bottom-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    /* Page Header */
    .page-header {
        padding-top: 6rem;
        padding-bottom: 1.5rem;
    }
    
    .page-header h1 {
        font-size: 1.625rem !important;
    }
    
    .page-header p {
        font-size: 0.9375rem !important;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
    }
    
    .about-grid h3 {
        font-size: 1.125rem !important;
    }
}

/* Previne zoom em inputs no iOS */
@supports (-webkit-touch-callout: none) {
    .form-input,
    .form-select,
    .form-textarea {
        font-size: 16px !important;
    }
}

/* Dark mode nativo (já é dark, mas mantém consistência) */
@media (prefers-color-scheme: light) {
    :root {
        /* Não aplicamos light mode pois o site é propositalmente dark */
    }
}