/* =========================================
   DESIGN SYSTEM — CLEAN WHITE PREMIUM
   ========================================= */
:root {
    /* Apple-inspired Light Palette */
    --bg: #FFFFFF;
    --bg-alt: #FBFBFD; /* Apple gray */
    --surface: #FFFFFF;
    --text: #1D1D1F; /* Apple dark gray */
    --text-secondary: #86868B; /* Apple secondary gray */
    --text-muted: #A1A1A6;
    --border: rgba(0, 0, 0, 0.1);
    --border-hover: rgba(0, 0, 0, 0.2);
    
    --accent: #c9a84c; /* Brand Gold */
    --accent-dark: #0d1f4b; /* Brand Navy */
    --accent-blue: #0066CC; /* Apple Blue for links/actions */
    --accent-glow: rgba(201, 168, 76, 0.1);

    /* System Font Stack (Apple HIG) */
    --font-heading: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", sans-serif;
    --font-body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif;

    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
    --radius: 20px; /* Apple-style squircle-ish */
    --radius-sm: 12px;
    --nav-height: 52px; /* Slimmer Apple-style nav */
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

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

::selection {
    background: #E0E0E0;
    color: var(--text);
}

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

ul { list-style: none; }
img { max-width: 100%; }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 3rem);
}

.section-padding { padding: 8rem 0; }
.mt-2 { margin-top: 2rem; }

/* =========================================
   CURSOR GLOW FX (Desktop Only)
   ========================================= */
.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.5s;
    opacity: 0;
}

body:hover .cursor-glow { opacity: 1; }

@media (max-width: 768px) {
    .cursor-glow { display: none; }
}

/* =========================================
   GRAIN OVERLAY
   ========================================= */
.grain-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}

/* =========================================
   TYPOGRAPHY
   ========================================= */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: all 0.4s var(--ease-out-expo);
}

.nav-container {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 980px; /* Apple's standard nav width */
    margin: 0 auto;
    padding: 0 22px;
}

.logo {
    position: absolute;
    left: 22px;
    height: 32px;
}

.logo-img {
    height: 100%;
    width: auto;
    object-fit: contain;
}

.nav-links {
    display: flex;
    gap: 34px;
}

.nav-link {
    font-size: 12px;
    font-weight: 400;
    color: var(--text);
    opacity: 0.8;
    transition: opacity 0.3s;
    letter-spacing: -0.01em;
}

.nav-link:hover { opacity: 1; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
    transition: color 0.3s;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0;
    height: 1px;
    background: var(--text);
    transition: width 0.4s var(--ease-out-expo);
}

.nav-link:hover { color: var(--text); }
.nav-link:hover::after { width: 100%; }

.lang-toggle-wrap {
    border-left: 1px solid var(--border);
    padding-left: 1.5rem;
    margin-left: 0.5rem;
}

.btn-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 1px;
    display: flex;
    gap: 4px;
    color: var(--text-muted);
    transition: color 0.3s;
}
.btn-toggle:hover { color: var(--text); }
.lang-active { color: var(--text) !important; }
.lang-divider { opacity: 0.3; }

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--text);
    cursor: pointer;
}

.mobile-nav {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0; width: 100%;
    background: rgba(244, 248, 251, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 2rem clamp(1.5rem, 4vw, 3rem);
    flex-direction: column;
    gap: 1.5rem;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: all 0.4s var(--ease-out-expo);
}

.mobile-nav.active {
    display: flex;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.mobile-nav a {
    font-size: 1.3rem;
    font-weight: 500;
}

.btn-toggle-mobile {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    align-self: flex-start;
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    position: relative;
    height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--bg);
}

/* Background Effects */
.hero-bg-lines {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: space-around;
    opacity: 0.15;
    pointer-events: none;
}

.h-line {
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, var(--border), transparent);
}

.hero-streaks {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

.streak {
    position: absolute;
    width: 2px;
    height: 400px;
    background: linear-gradient(to bottom, transparent, var(--accent), transparent);
    filter: blur(4px);
    opacity: 0.2;
    transform: rotate(35deg);
    animation: streak-move 12s linear infinite;
}

@keyframes streak-move {
    0% { transform: translate(-100%, -100%) rotate(35deg); opacity: 0; }
    20% { opacity: 0.2; }
    80% { opacity: 0.2; }
    100% { transform: translate(300%, 300%) rotate(35deg); opacity: 0; }
}

.streak-1 { top: -10%; left: 10%; animation-delay: 0s; }
.streak-2 { top: 20%; left: -5%; animation-delay: 2s; }
.streak-3 { top: 50%; left: 15%; animation-delay: 4s; }
.streak-4 { top: -20%; left: 40%; animation-delay: 1s; }
.streak-5 { top: 30%; left: 70%; animation-delay: 3s; }
.streak-6 { top: 60%; left: 50%; animation-delay: 5s; }
.streak-7 { top: 10%; left: 85%; animation-delay: 1.5s; }
.streak-8 { top: 80%; left: 20%; animation-delay: 6s; }

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.15;
    pointer-events: none;
    z-index: 0;
}

.hero-orb-1 {
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    top: -10%; right: -10%;
    animation: orb-float 25s infinite ease-in-out;
}

.hero-orb-2 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, var(--accent-dark) 0%, transparent 70%);
    bottom: -10%; left: -10%;
    animation: orb-float 20s infinite ease-in-out reverse;
}

.hero-orb-3 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%); 
    top: 40%; left: 40%;
    opacity: 0.05;
    animation: orb-float 30s infinite ease-in-out 5s;
}

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

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
}

.hero-overline {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: 4px;
    font-size: 0.85rem;
    color: var(--accent);
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out-expo) forwards 0.2s;
}

.overline-dot {
    width: 8px; height: 8px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(3.5rem, 8vw, 7rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.04em;
    color: var(--accent-dark);
    margin-bottom: 32px;
}

.title-word {
    display: block;
    opacity: 0;
    transform: translateY(40px);
    animation: fadeInUp 0.8s var(--ease-out-expo) forwards;
}

.title-word:nth-child(1) { animation-delay: 0.4s; }
.title-word:nth-child(2) { animation-delay: 0.5s; }
.title-word:nth-child(3) { animation-delay: 0.6s; }

.hero-subtitle {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out-expo) forwards 0.8s;
}

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

.sub-divider { opacity: 0.3; }

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.5;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scroll-line 2s infinite;
}

@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; }
}

/* =========================================
   BUTTONS — PREMIUM
   ========================================= */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--text);
    color: #FFFFFF;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 1rem 2rem;
    border-radius: 60px;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--ease-out-expo);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #444, #222);
    opacity: 0;
    transition: opacity 0.4s;
}

.btn-primary:hover { transform: scale(1.03); box-shadow: 0 8px 30px rgba(0,0,0,0.12); }
.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover .btn-arrow { transform: translateX(4px); }

.btn-text, .btn-arrow {
    position: relative;
    z-index: 1;
}

.btn-arrow {
    transition: transform 0.4s var(--ease-out-expo);
    font-size: 1.2rem;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 1rem 2rem;
    border-radius: 60px;
    border: 1.5px solid var(--border);
    cursor: pointer;
    transition: all 0.4s var(--ease-out-expo);
}

.btn-outline:hover {
    border-color: var(--text);
    background: var(--bg-alt);
    color: var(--text);
}

/* Magnetic hover effect */
.magnetic {
    transition: transform 0.3s var(--ease-out-expo);
}

/* =========================================
   SECTION LABELS
   ========================================= */
.about-label {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.section-number {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--accent-tertiary);
}

.section-label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    position: relative;
    padding-left: 1rem;
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
    transform: translateY(-50%);
}

/* =========================================
   ABOUT — STICKY PARALLAX
   ========================================= */
.about {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0;
    position: relative;
}

.about-sticky {
    width: 100%;
}

.about-layout {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 4rem;
    align-items: start;
}

.about-heading {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s var(--ease-out-expo);
}

.about-heading.visible {
    opacity: 1;
    transform: translateY(0);
}

.about-body {
    font-size: clamp(1.1rem, 1.8vw, 1.35rem);
    line-height: 1.8;
    max-width: 700px;
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s 0.2s var(--ease-out-expo);
}

.about-body.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stats */
.stats-row {
    display: flex;
    align-items: center;
    gap: 3rem;
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border);
    opacity: 0;
    transform: translateY(20px);
    transition: all 1s 0.4s var(--ease-out-expo);
}

.stats-row.visible {
    opacity: 1;
    transform: translateY(0);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    display: block;
}

.stat-suffix {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3vw, 2.5rem);
    font-weight: 300;
    color: var(--text-muted);
}

.stat-label {
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-top: 0.5rem;
    display: block;
}

.stat-divider {
    width: 1px;
    height: 60px;
    background: var(--border);
}

/* =========================================
   SERVICES SECTION (3x3 Grid)
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1100px;
    margin: 4rem auto 0;
}

.service-card {
    background: var(--surface);
    padding: 40px;
    border-radius: var(--radius);
    transition: all 0.5s var(--ease-out-expo);
    position: relative;
    box-shadow: 0 4px 24px rgba(0,0,0,0.02);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
    border-color: var(--border);
}

.card-number {
    position: absolute;
    top: 2rem; right: 2rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    opacity: 0.1;
    transition: opacity 0.3s;
}

.service-card:hover .card-number { opacity: 0.4; color: var(--accent); }

.card-icon {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 2rem;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.card-line {
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 3px;
    background: var(--accent);
    transition: width 0.5s var(--ease-out-expo);
}

.service-card:hover .card-line { width: 100%; }

@media (max-width: 992px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .services-grid { grid-template-columns: 1fr; }
}

/* =========================================
   CONTACT
   ========================================= */
.contact-section {
    background: var(--bg-alt);
    position: relative;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: start;
}

.contact-heading {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 2rem;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 0.75rem;
}

.contact-details ion-icon {
    font-size: 1.25rem;
    color: var(--text);
}

.social-links { display: flex; gap: 0.75rem; }

.social-icon {
    width: 48px; height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--text-secondary);
    transition: all 0.4s var(--ease-out-expo);
}

.social-icon:hover {
    background: var(--bg-alt);
    color: var(--text);
    border-color: var(--border-hover);
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transform: translateY(-2px);
}

/* Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 1.25rem 0;
    border: none;
    border-bottom: 1px solid var(--border);
    background: transparent;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.4s;
    resize: none;
}

.form-input:focus { border-color: var(--text); }

.form-input::placeholder {
    color: var(--text-muted);
    transition: color 0.3s;
}

.form-input:focus::placeholder { color: transparent; }

.input-line {
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 2px;
    background: var(--text);
    transition: width 0.6s var(--ease-out-expo);
}

.form-input:focus ~ .input-line { width: 100%; }

.contact-form .btn-primary {
    align-self: flex-start;
    margin-top: 2rem;
}

/* Success state */
.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    text-align: center;
    gap: 1.5rem;
}

.success-icon {
    width: 80px; height: 80px;
    border-radius: 50%;
    background: var(--surface);
    color: var(--text);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    animation: scaleIn 0.6s var(--ease-out-expo);
}

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

/* =========================================
   CLIENTES SECTION
   ========================================= */
.clientes-section { background: var(--bg-alt); }

.clientes-heading {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 4rem);
    text-transform: uppercase;
    margin-bottom: 4rem;
    max-width: 800px;
}

.clientes-group { margin-bottom: 5rem; }

.clientes-subheading {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 2.5rem;
    display: flex;
    align-items: center;
    gap: 15px;
}

.clientes-subheading::after {
    content: '';
    height: 1px;
    flex-grow: 1;
    background: var(--border);
}

.clientes-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.client-card {
    background: var(--surface);
    padding: 1.25rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex: 1 1 200px;
    max-width: 300px;
}

.client-card:hover {
    border-color: var(--accent);
    background: rgba(201, 168, 76, 0.05);
}

.client-name {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.client-card:hover .client-name { color: var(--text); }

/* Industry Partners in Footer */
.partners-strip {
    margin: 3rem 0;
}

.partners-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2.5rem;
    align-items: center;
    opacity: 0.5;
}

.partner-logo {
    height: 35px;
    transition: all 0.3s;
}

.partner-logo:hover { opacity: 1; transform: scale(1.05); }

.partner-logo img {
    height: 100%;
    width: auto;
    object-fit: contain;
    border-radius: 4px;
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
    padding: 8rem 0 4rem;
    background: var(--bg);
    border-top: 1px solid var(--border);
}

.footer-inner {
    text-align: center;
}

.footer-logo-img {
    height: 120px;
    width: auto;
    margin-bottom: 2rem;
}

.footer-tagline {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: 2px;
    font-size: 0.9rem;
    color: var(--accent);
    margin-bottom: 4rem;
    text-transform: uppercase;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* =========================================
   SCROLL ANIMATIONS
   ========================================= */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: all 1.2s var(--ease-out-expo);
}

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

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s var(--ease-out-expo);
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }

/* Parallax container */
.parallax-element {
    transition: transform 0.1s linear;
    will-change: transform;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
    .about-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-menu-btn { display: block; }

    .hero-title {
        font-size: clamp(2.5rem, 12vw, 5rem);
    }

    .hero-cta { flex-direction: column; align-items: center; }

    .stats-row { flex-direction: column; align-items: flex-start; gap: 2rem; }
    .stat-divider { width: 40px; height: 1px; }

    .service-card { width: 280px; min-height: 220px; }
}