/**
 * DigitalSphere Services — Design Ultra Premium Plus
 * Niveau agence internationale
 */

/* ===== CUSTOM PROPERTIES ===== */
:root {
    /* Couleurs */
    --black: #000000;
    --black-soft: #0a0a0a;
    --black-lighter: #111111;
    --gray-900: #171717;
    --gray-800: #262626;
    --gray-700: #404040;
    --gray-600: #525252;
    --gray-500: #737373;
    --gray-400: #a3a3a3;
    --gray-300: #d4d4d4;
    --gray-200: #e5e5e5;
    --gray-100: #f5f5f5;
    --gray-50: #fafafa;
    --white: #ffffff;
    
    /* Typography */
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --font-display: 'Syne', sans-serif;
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    
    /* Container */
    --container-max: 1400px;
    --container-padding: clamp(1.5rem, 5vw, 4rem);
    
    /* Transitions */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-elastic: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --duration-fast: 150ms;
    --duration-base: 300ms;
    --duration-slow: 500ms;
    --duration-slower: 700ms;
    --duration-slowest: 1000ms;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-2xl: 0 24px 64px rgba(0, 0, 0, 0.16);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

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

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.7;
    color: var(--black);
    background: var(--white);
    overflow-x: hidden;
}

/* Page loading state */
body.is-loading {
    overflow: hidden;
}

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

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

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

:focus-visible {
    outline: 2px solid var(--black);
    outline-offset: 4px;
}

::selection {
    background: var(--black);
    color: var(--white);
}

/* ===== LOADER ===== */
.loader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    transition: opacity 0.6s var(--ease-out-expo), visibility 0.6s;
}

.loader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader__inner {
    text-align: center;
}

.loader__logo {
    width: 180px;
    height: auto;
    margin-bottom: var(--space-6);
    animation: loader-pulse 1.5s ease-in-out infinite;
}

.loader__bar {
    width: 120px;
    height: 2px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.loader__progress {
    width: 0;
    height: 100%;
    background: var(--black);
    animation: loader-progress 1.2s var(--ease-out-expo) forwards;
}

@keyframes loader-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(0.98); }
}

@keyframes loader-progress {
    0% { width: 0; }
    100% { width: 100%; }
}

/* ===== SCROLL PROGRESS BAR ===== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--black);
    z-index: 10001;
    transition: width 0.1s linear;
}

/* ===== CUSTOM CURSOR ===== */
.cursor {
    position: fixed;
    width: 20px;
    height: 20px;
    border: 1.5px solid var(--black);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: difference;
    transition: transform 0.15s var(--ease-out-expo), opacity 0.3s;
    transform: translate(-50%, -50%);
    opacity: 0;
}

.cursor.is-visible {
    opacity: 1;
}

.cursor.is-hover {
    transform: translate(-50%, -50%) scale(2);
    background: var(--white);
    border-color: transparent;
}

.cursor.is-click {
    transform: translate(-50%, -50%) scale(0.8);
}

@media (hover: none), (pointer: coarse) {
    .cursor { display: none; }
}

/* ===== UTILITIES ===== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.skip-link {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    z-index: 10000;
    padding: var(--space-3) var(--space-6);
    background: var(--black);
    color: var(--white);
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
    transform: translateY(-200%);
    transition: transform var(--duration-base) var(--ease-out-expo);
}

.skip-link:focus {
    transform: translateY(0);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    transition: all var(--duration-slow) var(--ease-out-expo);
}

.header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-200), transparent);
    opacity: 0;
    transition: opacity var(--duration-base);
}

.header.is-scrolled {
    background: rgba(255, 255, 255, 0.98);
}

.header.is-scrolled::after {
    opacity: 1;
}

.header__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 88px;
}

.logo {
    position: relative;
    z-index: 10;
}

.logo__img {
    height: 94px;
    width: auto;
    transition: transform var(--duration-base) var(--ease-out-expo);
}

.logo:hover .logo__img {
    transform: scale(1.02);
}

/* ===== NAVIGATION DESKTOP ===== */
.nav-desktop {
    display: flex;
    align-items: center;
}

.nav-desktop__list {
    display: flex;
    list-style: none;
    gap: var(--space-8);
    margin: 0;
    padding: 0;
}

.nav-desktop__link {
    position: relative;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-600);
    padding: var(--space-2) 0;
    transition: color 0.2s ease;
}

.nav-desktop__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--black);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-desktop__link:hover,
.nav-desktop__link--active {
    color: var(--black);
}

.nav-desktop__link:hover::after,
.nav-desktop__link--active::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Bouton header desktop */
.btn--header {
    padding: var(--space-3) var(--space-6);
    font-size: 0.875rem;
}

/* ===== BURGER BUTTON ===== */
.burger {
    display: none;
    width: 44px;
    height: 44px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 100;
}

.burger__line {
    width: 24px;
    height: 2px;
    background: var(--black);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ===== MOBILE MENU ===== */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #0a0a0a;
    z-index: 10000;
    flex-direction: column;
}

.mobile-menu.is-open {
    display: flex;
}

.mobile-menu__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 64px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu__logo {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.1em;
}

.mobile-menu__close {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu__close span {
    position: absolute;
    width: 24px;
    height: 2px;
    background: #fff;
}

.mobile-menu__close span:first-child {
    transform: rotate(45deg);
}

.mobile-menu__close span:last-child {
    transform: rotate(-45deg);
}

.mobile-menu__nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.mobile-menu__list {
    list-style: none;
    margin: 0;
    padding: 0;
    text-align: center;
}

.mobile-menu__list li {
    margin-bottom: 24px;
}

.mobile-menu__link {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.mobile-menu__link:hover {
    opacity: 0.7;
}

.mobile-menu__cta {
    display: inline-block;
    margin-top: 32px;
    padding: 16px 32px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #0a0a0a;
    background: #fff;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.mobile-menu__cta:hover {
    background: transparent;
    color: #fff;
    box-shadow: inset 0 0 0 2px #fff;
}

/* ===== BUTTONS ===== */
.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: var(--font-sans);
    letter-spacing: -0.01em;
    border-radius: var(--radius-full);
    background: var(--black);
    color: var(--white);
    border: 2px solid transparent;
    overflow: hidden;
    transition: all var(--duration-base) var(--ease-out-expo);
    white-space: nowrap;
}

/* Shine effect */
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s var(--ease-out-expo);
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0,0,0,0.02);
}

.btn:active {
    transform: translateY(-1px);
}

.btn--outline {
    background: transparent;
    color: var(--black);
    border-color: var(--gray-300);
}

.btn--outline:hover {
    background: var(--black);
    color: var(--white);
    border-color: var(--black);
}

.btn--lg {
    padding: var(--space-5) var(--space-10);
    font-size: 1rem;
}

.btn--nav {
    display: inline-flex;
    padding: var(--space-3) var(--space-6);
    font-size: 0.875rem;
}

/* ===== MAIN ===== */
.main {
    padding-top: 88px;
}

/* Breadcrumbs - Masqués visuellement mais présents pour le SEO */
.breadcrumbs {
    display: none;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: calc(100vh - 88px);
    display: flex;
    align-items: center;
    background: var(--black);
    color: var(--white);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 100% 80% at 50% -30%, rgba(80,80,80,0.2), transparent 60%),
        radial-gradient(ellipse 50% 50% at 100% 100%, rgba(60,60,60,0.15), transparent);
    pointer-events: none;
}

/* Noise texture */
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.015;
    pointer-events: none;
}

/* Grid overlay */
.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: 80px 80px;
    pointer-events: none;
    opacity: 0.5;
}

.hero__inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-24) var(--container-padding);
    text-align: center;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-5);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: var(--gray-400);
    margin-bottom: var(--space-10);
    backdrop-filter: blur(8px);
    opacity: 0;
    transform: translateY(20px);
    animation: hero-fade-in 1s var(--ease-out-expo) 0.2s forwards;
}

.hero__title {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.04em;
    margin-bottom: var(--space-8);
    opacity: 0;
    transform: translateY(30px);
    animation: hero-fade-in 1s var(--ease-out-expo) 0.4s forwards;
}

.hero__title .highlight {
    display: block;
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__lead {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    line-height: 1.7;
    color: var(--gray-400);
    max-width: 560px;
    margin: 0 auto var(--space-12);
    opacity: 0;
    transform: translateY(20px);
    animation: hero-fade-in 1s var(--ease-out-expo) 0.6s forwards;
}

.hero__actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(20px);
    animation: hero-fade-in 1s var(--ease-out-expo) 0.8s forwards;
}

@keyframes hero-fade-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__actions .btn {
    background: var(--white);
    color: var(--black);
    border-color: transparent;
}

.hero__actions .btn:hover {
    background: var(--gray-100);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(255,255,255,0.1);
}

.hero__actions .btn--outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.2);
}

.hero__actions .btn--outline:hover {
    background: var(--white);
    color: var(--black);
    border-color: var(--white);
}

/* Scroll indicator */
.hero__scroll {
    position: absolute;
    bottom: var(--space-12);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    color: var(--gray-600);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0;
    animation: hero-fade-in 1s var(--ease-out-expo) 1.2s forwards;
}

.hero__scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--gray-600);
    border-radius: 12px;
    position: relative;
}

.hero__scroll-mouse::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background: var(--gray-500);
    border-radius: var(--radius-full);
    animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
    0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.3; transform: translateX(-50%) translateY(8px); }
}

/* ===== TRUST STRIP ===== */
.trust-strip {
    background: var(--white);
    padding: var(--space-6) 0;
    border-bottom: 1px solid var(--gray-100);
}

.trust-strip__text {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-8);
    flex-wrap: wrap;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-500);
}

.trust-strip__sep {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--gray-300);
}

/* ===== SECTIONS ===== */
section {
    padding: var(--space-32) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-badge {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: var(--space-4);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.25rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--black);
}

.section-title .highlight {
    position: relative;
    display: inline-block;
}

.section-title .highlight::after {
    content: '';
    position: absolute;
    bottom: 0.05em;
    left: -0.05em;
    right: -0.05em;
    height: 0.35em;
    background: var(--black);
    opacity: 0.08;
    border-radius: var(--radius-sm);
    z-index: -1;
}

/* ===== STATS ===== */
.stats {
    background: var(--gray-50);
    padding: var(--space-24) 0;
    border-top: 1px solid var(--gray-100);
    border-bottom: 1px solid var(--gray-100);
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    list-style: none;
}

.stat {
    position: relative;
    padding: var(--space-12) var(--space-8);
    text-align: center;
}

.stat::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: var(--gray-200);
}

.stat:last-child::after {
    display: none;
}

.stat__value {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 6vw, 5rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
    display: inline;
}

.stat__suffix {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3vw, 3rem);
    font-weight: 700;
    color: var(--gray-300);
}

.stat__label {
    display: block;
    margin-top: var(--space-4);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ===== WHY US ===== */
.why-us {
    background: var(--white);
}

.why-us__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    list-style: none;
}

.why-card {
    position: relative;
    background: var(--gray-50);
    padding: var(--space-12);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    transition: all var(--duration-slow) var(--ease-out-expo);
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--black);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--duration-slow) var(--ease-out-expo);
}

.why-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-2xl);
    background: var(--white);
    border-color: transparent;
}

.why-card:hover::before {
    transform: scaleX(1);
}

.why-card__number {
    position: absolute;
    top: var(--space-8);
    right: var(--space-8);
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 800;
    color: var(--gray-100);
    line-height: 1;
    transition: color var(--duration-base);
}

.why-card:hover .why-card__number {
    color: var(--gray-200);
}

.why-card__icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--space-6);
    padding: var(--space-3);
    background: var(--white);
    border-radius: var(--radius-lg);
    color: var(--black);
    transition: all var(--duration-base);
    box-shadow: var(--shadow-sm);
}

.why-card:hover .why-card__icon {
    background: var(--black);
    color: var(--white);
    transform: scale(1.1) rotate(-3deg);
}

.why-card__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

.why-card__text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--gray-600);
}

/* ===== ABOUT US ===== */
.about-us {
    background: var(--white);
    padding: var(--space-32) 0;
}

.about-us__inner {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-16);
    align-items: center;
}

.about-us__image-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.about-us__image {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--gray-900);
    transition: transform var(--duration-slow) var(--ease-out-expo);
}

.about-us__image:hover {
    transform: translateY(-8px) scale(1.02);
}

.about-us__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform var(--duration-slow) var(--ease-out-expo);
}

.about-us__image:hover img {
    transform: scale(1.05);
}

.about-us__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.6) 0%,
        rgba(0, 0, 0, 0.2) 40%,
        rgba(255, 255, 255, 0.1) 60%,
        rgba(0, 0, 0, 0.4) 100%
    );
    pointer-events: none;
    transition: opacity var(--duration-base);
}

.about-us__image:hover .about-us__overlay {
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(0, 0, 0, 0.15) 40%,
        rgba(255, 255, 255, 0.15) 60%,
        rgba(0, 0, 0, 0.3) 100%
    );
}

.about-us__author {
    text-align: center;
}

.about-us__author-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    margin: 0 0 var(--space-2) 0;
    letter-spacing: -0.01em;
}

.about-us__author-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-500);
    margin: 0;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.about-us__content {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.about-us__content .section-badge {
    margin-bottom: 0;
}

.about-us__content .section-title {
    text-align: left;
    margin-bottom: var(--space-6);
}

.about-us__text {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.about-us__text p {
    font-size: 1.0625rem;
    line-height: 1.9;
    color: var(--gray-600);
}

.about-us__text p strong {
    color: var(--black);
    font-weight: 600;
}

.about-us__stats {
    display: flex;
    gap: var(--space-8);
    margin-top: var(--space-4);
    padding-top: var(--space-6);
    border-top: 1px solid var(--gray-200);
}

.about-us__stat {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.about-us__stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--black);
    letter-spacing: -0.02em;
}

.about-us__stat-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Responsive About Us */
@media (max-width: 1024px) {
    .about-us__inner {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
    
    .about-us__image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-us__content .section-title {
        text-align: center;
    }
    
    .about-us__text {
        text-align: center;
    }
    
    .about-us__stats {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .about-us {
        padding: var(--space-20) 0;
    }
    
    .about-us__stats {
        flex-direction: column;
        gap: var(--space-6);
        text-align: center;
    }
}

/* ===== SERVICES ===== */
.services-preview {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    list-style: none;
    margin-bottom: var(--space-12);
}

.service-card {
    position: relative;
    background: var(--white);
    padding: var(--space-12);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    transition: all var(--duration-slow) var(--ease-out-expo);
    overflow: hidden;
}

/* Gradient overlay on hover */
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--gray-50) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--duration-base);
}

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

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-2xl);
    border-color: transparent;
}

.service-card__inner {
    position: relative;
    z-index: 1;
}

.service-card__icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--space-6);
    color: var(--black);
    transition: transform var(--duration-base) var(--ease-out-expo);
}

.service-card:hover .service-card__icon {
    transform: scale(1.15) rotate(-5deg);
}

.service-card__title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-5);
    letter-spacing: -0.02em;
}

.service-card__features {
    list-style: none;
    margin-bottom: var(--space-8);
}

.service-card__features li {
    position: relative;
    padding: var(--space-3) 0;
    padding-left: var(--space-8);
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.service-card__features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: var(--gray-100);
    border-radius: 50%;
    transition: background var(--duration-fast);
}

.service-card:hover .service-card__features li::before {
    background: var(--black);
}

.service-card__features li::after {
    content: '✓';
    position: absolute;
    left: 5px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--gray-500);
    transition: color var(--duration-fast);
}

.service-card:hover .service-card__features li::after {
    color: var(--white);
}

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--black);
    transition: gap var(--duration-base);
}

.service-card__link::after {
    content: '→';
    transition: transform var(--duration-base) var(--ease-out-expo);
}

.service-card__link:hover {
    gap: var(--space-3);
}

.service-card__link:hover::after {
    transform: translateX(4px);
}

.services-preview__cta {
    text-align: center;
}

/* ===== PORTFOLIO ===== */
.portfolio {
    background: var(--black);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.portfolio::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 20% 0%, rgba(60,60,60,0.15), transparent);
    pointer-events: none;
}

.portfolio .section-badge {
    color: var(--gray-500);
}

.portfolio .section-title {
    color: var(--white);
}

.portfolio .section-title .highlight::after {
    background: var(--white);
    opacity: 0.15;
}

.portfolio__header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.portfolio__header .btn {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

.portfolio__header .btn:hover {
    background: var(--white);
    color: var(--black);
    border-color: var(--white);
}

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    align-items: stretch;
}

.portfolio__grid > * {
    width: 100%;
    min-width: 0;
}

.portfolio-card {
    position: relative;
    background: var(--gray-900);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: var(--space-10);
    transition: all var(--duration-slow) var(--ease-out-expo);
    overflow: hidden;
    box-sizing: border-box;
}

.portfolio-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.04), transparent 50%);
    pointer-events: none;
}

.portfolio-card:hover {
    transform: translateY(-12px) scale(1.01);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
}

.portfolio-card--coming {
    opacity: 0.4;
    border-style: dashed;
}

.portfolio-card__type {
    display: block;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin: 0 0 var(--space-4) 0;
    padding: 0;
    width: 100%;
    max-width: 100%;
    text-align: left;
    word-wrap: break-word;
}

.portfolio-card__title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.15;
    margin: 0 0 var(--space-4) 0;
    padding: 0;
    letter-spacing: -0.02em;
    width: 100%;
    max-width: 100%;
    text-align: left;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.portfolio-card__description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--gray-400);
    margin: 0 0 var(--space-4) 0;
    padding: 0;
    width: 100%;
    max-width: 100%;
    text-align: left;
    word-wrap: break-word;
}

.portfolio-card__description strong {
    color: var(--white);
    font-weight: 600;
}

.portfolio-card__client {
    font-size: 0.8125rem;
    color: var(--gray-600);
    margin: 0 0 var(--space-6) 0;
    padding: 0;
    width: 100%;
    max-width: 100%;
    text-align: left;
    word-wrap: break-word;
}

.portfolio-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--white);
    transition: gap var(--duration-base);
    margin: 0;
    padding: 0;
    text-align: left;
    align-self: flex-start;
}

.portfolio-card__link::after {
    content: '→';
    transition: transform var(--duration-base) var(--ease-out-expo);
}

.portfolio-card__link:hover {
    gap: var(--space-3);
}

.portfolio-card__link:hover::after {
    transform: translateX(4px);
}

/* Portfolio Card Layout */
.portfolio-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    align-items: stretch;
}

.portfolio-card__mockup {
    order: 1;
    flex-shrink: 0;
}

.portfolio-card__content {
    order: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    text-align: left;
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 0;
    min-width: 0;
    overflow: hidden;
}

.portfolio-card__content > * {
    margin-left: 0;
    margin-right: 0;
    min-width: 0;
}

/* iPhone Mockup */
.iphone-mockup {
    position: relative;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    padding: var(--space-3);
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
    border-radius: 36px;
    box-shadow: 
        0 0 0 2px rgba(255, 255, 255, 0.05),
        0 20px 60px rgba(0, 0, 0, 0.6),
        inset 0 0 0 1px rgba(255, 255, 255, 0.03);
    transition: transform var(--duration-slow) var(--ease-out-expo);
}

.portfolio-card:hover .iphone-mockup {
    transform: scale(1.05) rotate(-2deg);
}

.iphone-mockup::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--black);
    border-radius: var(--radius-full);
    z-index: 2;
}

.iphone-mockup__screen {
    position: relative;
    width: 100%;
    padding-bottom: 216.67%; /* 9:19.5 aspect ratio iPhone */
    background: var(--black);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.05);
}

.iphone-mockup__screen img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    transition: transform var(--duration-slow) var(--ease-out-expo);
}

.portfolio-card:hover .iphone-mockup__screen img {
    transform: scale(1.05);
}

.iphone-mockup__placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-900) 100%);
    color: var(--gray-500);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Responsive adjustments */
@media (min-width: 768px) {
    .portfolio-card {
        flex-direction: row;
        align-items: flex-start;
        padding: var(--space-12);
        gap: var(--space-8);
    }
    
    .portfolio-card:nth-child(even) {
        flex-direction: row-reverse;
    }
    
    .portfolio-card:nth-child(even) .portfolio-card__content {
        text-align: left;
    }
    
    .portfolio-card__mockup {
        flex: 0 0 40%;
        max-width: 40%;
        min-width: 0;
    }
    
    .portfolio-card__content {
        flex: 1 1 0;
        min-width: 0;
        max-width: 60%;
        padding: 0;
        align-items: stretch;
        text-align: left;
        margin: 0;
    }
    
    .portfolio-card__content > * {
        margin-left: 0;
        margin-right: 0;
        max-width: 100%;
    }
    
    .iphone-mockup {
        max-width: 100%;
    }
}

@media (min-width: 1024px) {
    .portfolio-card__mockup {
        flex: 0 0 45%;
    }
    
    .iphone-mockup {
        max-width: 320px;
    }
}

@media (max-width: 767px) {
    .portfolio-card {
        padding: var(--space-8);
        text-align: center;
    }
    
    .portfolio-card__content {
        align-items: center;
        text-align: center;
    }
    
    .portfolio-card__type,
    .portfolio-card__title,
    .portfolio-card__description,
    .portfolio-card__client {
        text-align: center;
    }
    
    .iphone-mockup {
        max-width: 240px;
    }
}

/* ===== TRUSTED BY ===== */
.trusted-by {
    background: var(--white);
    padding: var(--space-24) 0;
    overflow: hidden;
}

.trusted-by .section-header {
    margin-bottom: var(--space-12);
}

.trusted-by__scroll {
    position: relative;
    min-height: 80px;
    display: flex;
    align-items: center;
}

.trusted-by__scroll::before,
.trusted-by__scroll::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 200px;
    z-index: 2;
    pointer-events: none;
}

.trusted-by__scroll::before {
    left: 0;
    background: linear-gradient(90deg, var(--white) 20%, transparent);
}

.trusted-by__scroll::after {
    right: 0;
    background: linear-gradient(270deg, var(--white) 20%, transparent);
}

.trusted-by__track {
    display: flex;
    align-items: center;
    width: max-content;
    animation: marquee 50s linear infinite;
}

.trusted-by__track:hover {
    animation-play-state: paused;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.trusted-by__grid {
    display: flex;
    align-items: center;
    gap: var(--space-20);
    list-style: none;
    padding: 0 var(--space-10);
}

.trusted-by__item {
    display: flex;
    align-items: center;
}

.trusted-by__name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-300);
    white-space: nowrap;
    transition: color var(--duration-fast);
    letter-spacing: -0.01em;
    line-height: 1;
}

.trusted-by__name:hover {
    color: var(--black);
}

.trusted-by__note {
    text-align: center;
    margin-top: var(--space-12);
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ===== FIT CHECK ===== */
.fit-check {
    background: var(--white);
    padding: var(--space-32) 0;
}

.fit-check__header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto var(--space-20);
}

.fit-check__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-6);
}

.fit-check__intro {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-top: var(--space-4);
}

.fit-check__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
    max-width: 1200px;
    margin: 0 auto;
}

.fit-check__card {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    padding: var(--space-10);
    transition: all var(--duration-slow) var(--ease-out-expo);
    display: flex;
    flex-direction: column;
}

.fit-check__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.fit-check__card--yes {
    background: var(--white);
    border: 2px solid var(--black);
}

.fit-check__card--yes:hover {
    box-shadow: var(--shadow-2xl), 0 0 0 1px var(--black);
}

.fit-check__card--no {
    background: var(--gray-900);
    color: var(--white);
    border-color: var(--gray-800);
}

.fit-check__card-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--gray-200);
}

.fit-check__card--no .fit-check__card-header {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.fit-check__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.fit-check__card--yes .fit-check__icon {
    background: var(--black);
    color: var(--white);
}

.fit-check__card--no .fit-check__icon {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.fit-check__card-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 0;
}

.fit-check__card--no .fit-check__card-title {
    color: var(--white);
}

.fit-check__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
    flex: 1;
}

.fit-check__list li {
    position: relative;
    padding-left: var(--space-8);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-600);
}

.fit-check__card--no .fit-check__list li {
    color: var(--gray-300);
}

.fit-check__list li::before {
    content: '•';
    position: absolute;
    left: 0;
    top: 0;
    font-size: 1.5rem;
    line-height: 1.4;
    color: var(--black);
    font-weight: 700;
}

.fit-check__card--no .fit-check__list li::before {
    color: var(--white);
}

.fit-check__cta {
    margin-top: auto;
    padding-top: var(--space-6);
    border-top: 1px solid var(--gray-200);
}

.fit-check__card--no .fit-check__cta {
    border-top-color: rgba(255, 255, 255, 0.1);
}

.rocket-icon {
    display: inline-block;
    vertical-align: middle;
    margin-left: var(--space-2);
    transition: transform var(--duration-base) var(--ease-out-expo);
}

.btn:hover .rocket-icon {
    transform: translateX(4px) translateY(-2px);
}

.fit-check__note {
    font-size: 0.9375rem;
    color: var(--gray-400);
    font-style: italic;
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Fit Check */
@media (max-width: 1024px) {
    .fit-check__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .fit-check {
        padding: var(--space-20) 0;
    }
    
    .fit-check__card {
        padding: var(--space-8);
    }
}

/* ===== FOOTER ===== */
.footer {
    background: var(--black);
    color: var(--white);
    padding: var(--space-24) var(--container-padding) var(--space-12);
}

.footer__inner {
    max-width: var(--container-max);
    margin: 0 auto;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-16);
    padding-bottom: var(--space-16);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    margin-bottom: var(--space-12);
}

.footer__tagline {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-500);
    max-width: 400px;
}

.footer__heading {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gray-600);
    margin-bottom: var(--space-6);
}

.footer__links ul {
    list-style: none;
}

.footer__links li {
    margin-bottom: var(--space-3);
}

.footer__links a {
    font-size: 0.9375rem;
    color: var(--gray-400);
    transition: all var(--duration-fast);
}

.footer__links a:hover {
    color: var(--white);
    padding-left: var(--space-2);
}

.footer__social {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.footer__social .fa {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    color: var(--gray-400);
    font-size: 1.25rem;
    transition: all var(--duration-base) var(--ease-out-expo);
}

.footer__social .fa:hover {
    background: var(--white);
    color: var(--black);
    border-color: var(--white);
    transform: translateY(-6px) scale(1.05);
    box-shadow: 0 12px 24px rgba(255,255,255,0.1);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.footer__copy {
    font-size: 0.8125rem;
    color: var(--gray-600);
}

.footer__legal {
    display: flex;
    gap: var(--space-6);
    align-items: center;
}

.footer__legal a {
    font-size: 0.8125rem;
    color: var(--gray-600);
    transition: color var(--duration-fast);
}

.footer__legal a:hover {
    color: var(--white);
}

.footer__legal-sep {
    color: var(--gray-700);
}

/* ===== FLOATING ELEMENTS ===== */
.cta-float {
    position: fixed;
    bottom: var(--space-8);
    right: var(--space-8);
    z-index: 999;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-full);
    background: var(--black);
    color: var(--white);
    font-weight: 600;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    box-shadow: var(--shadow-xl);
    transition: all var(--duration-base) var(--ease-out-expo);
    opacity: 0;
    visibility: hidden;
    transform: translateY(24px) scale(0.9);
}

.cta-float::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--duration-base);
}

.cta-float.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.cta-float:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-2xl), 0 0 40px rgba(0,0,0,0.2);
}

.cta-float:hover::before {
    opacity: 1;
}

.cta-float__icon {
    width: 20px;
    height: 20px;
}

.cta-float__text {
    display: inline;
}

.back-to-top {
    position: fixed;
    bottom: var(--space-8);
    left: var(--space-8);
    z-index: 999;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--white);
    color: var(--black);
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--duration-base) var(--ease-out-expo);
    opacity: 0;
    visibility: hidden;
    transform: translateY(24px);
}

.back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--black);
    color: var(--white);
    border-color: var(--black);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

/* ===== PAGE HEADER ===== */
.page-header {
    background: var(--black);
    color: var(--white);
    padding: var(--space-32) var(--container-padding);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 120%, rgba(80,80,80,0.15), transparent);
    pointer-events: none;
}

.page-title {
    position: relative;
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.04em;
    margin-bottom: var(--space-6);
}

.page-lead {
    position: relative;
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--gray-400);
    max-width: 640px;
    margin: 0 auto;
}

/* ===== SERVICES DETAIL ===== */
.services-detail {
    padding: var(--space-32) 0;
    background: var(--white);
}

.services-detail__intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-20);
}

.services-detail__lead {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-top: var(--space-6);
}

.services-detail__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
}

.service-detail-card {
    position: relative;
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    padding: var(--space-12);
    transition: all var(--duration-slow) var(--ease-out-expo);
    overflow: hidden;
}

.service-detail-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--black);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--duration-slow) var(--ease-out-expo);
}

.service-detail-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    background: var(--white);
    border-color: transparent;
}

.service-detail-card:hover::before {
    transform: scaleX(1);
}

.service-detail-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-6);
}

.service-detail-card__icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--duration-base);
}

.service-detail-card:hover .service-detail-card__icon {
    background: var(--black);
    transform: scale(1.1) rotate(-3deg);
}

.service-detail-card__icon-svg {
    color: var(--black);
    transition: color var(--duration-base);
}

.service-detail-card:hover .service-detail-card__icon-svg {
    color: var(--white);
}

.service-detail-card__badge {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-200);
    line-height: 1;
    transition: color var(--duration-base);
}

.service-detail-card:hover .service-detail-card__badge {
    color: var(--gray-300);
}

.service-detail-card__title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

.service-detail-card__description {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-bottom: var(--space-6);
}

.service-detail-card__features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.service-detail-card__features li {
    position: relative;
    padding-left: var(--space-8);
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.service-detail-card__features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-200);
    border-radius: 50%;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--black);
    transition: all var(--duration-base);
}

.service-detail-card:hover .service-detail-card__features li::before {
    background: var(--black);
    color: var(--white);
}

.cta-block {
    background: var(--black);
    color: var(--white);
    padding: var(--space-32) var(--container-padding);
}

.cta-block__inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cta-block__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

.cta-block__text {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--gray-400);
    margin-bottom: var(--space-10);
}

.cta-block .btn {
    background: var(--white);
    color: var(--black);
}

.cta-block .btn:hover {
    background: var(--gray-100);
}

/* ===== CONTACT ===== */
.contact-content {
    padding: var(--space-32) 0;
    background: var(--white);
}

.contact-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-20);
}

.contact-intro__text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-top: var(--space-6);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-12);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-info__card {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    padding: var(--space-10);
    transition: all var(--duration-base);
}

.contact-info__card:hover {
    border-color: var(--gray-200);
    box-shadow: var(--shadow-md);
}

.contact-info__card--highlight {
    background: var(--black);
    color: var(--white);
    border-color: transparent;
}

.contact-info__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-6);
    letter-spacing: -0.01em;
}

.contact-info__card--highlight .contact-info__title {
    color: var(--white);
}

.contact-info__item {
    margin-bottom: var(--space-6);
}

.contact-info__item:last-child {
    margin-bottom: 0;
}

.contact-info__label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: var(--space-2);
}

.contact-info__card--highlight .contact-info__label {
    color: var(--gray-400);
}

.contact-info__value {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-600);
    margin: 0;
}

.contact-info__card--highlight .contact-info__value {
    color: var(--gray-300);
}

.contact-info__link {
    color: var(--black);
    font-weight: 600;
    transition: color var(--duration-fast);
    text-decoration: underline;
    text-underline-offset: 0.2em;
}

.contact-info__link:hover {
    color: var(--gray-600);
}

.contact-info__card--highlight .contact-info__link {
    color: var(--white);
}

.contact-info__card--highlight .contact-info__link:hover {
    color: var(--gray-300);
}

.contact-info__benefits {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.contact-info__benefits li {
    position: relative;
    padding-left: var(--space-8);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-300);
}

.contact-info__benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--white);
}

.contact-form-wrapper {
    position: relative;
}

.contact-form-card {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    padding: var(--space-10);
    transition: all var(--duration-base);
}

.contact-form-card:hover {
    border-color: var(--gray-200);
    box-shadow: var(--shadow-md);
}

.contact-form-card__title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

.contact-form-hint {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: var(--space-8);
    line-height: 1.6;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-form__group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.contact-form label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--black);
    letter-spacing: 0.01em;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    font-family: var(--font-sans);
    font-size: 1rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    background: var(--white);
    transition: all var(--duration-fast);
    color: var(--black);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--black);
    box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.05);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--gray-400);
}

.contact-form textarea {
    resize: vertical;
    min-height: 160px;
    font-family: var(--font-sans);
}

/* Responsive Services & Contact */
@media (max-width: 1024px) {
    .services-detail__grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .services-detail {
        padding: var(--space-20) 0;
    }
    
    .contact-content {
        padding: var(--space-20) 0;
    }
    
    .service-detail-card {
        padding: var(--space-8);
    }
    
    .contact-form-card {
        padding: var(--space-8);
    }
}

/* ===== STATIC CONTENT ===== */
.static-content {
    padding: var(--space-24) 0;
}

.prose {
    font-size: 1.0625rem;
    line-height: 2;
    color: var(--gray-600);
}

.prose p {
    margin-bottom: var(--space-6);
}

.prose strong {
    color: var(--black);
    font-weight: 600;
}

.prose a {
    color: var(--black);
    text-decoration: underline;
    text-underline-offset: 0.25em;
    text-decoration-thickness: 1px;
    transition: text-decoration-thickness var(--duration-fast);
}

.prose a:hover {
    text-decoration-thickness: 2px;
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: 
        opacity var(--duration-slowest) var(--ease-out-expo),
        transform var(--duration-slowest) var(--ease-out-expo);
}

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

/* Staggered children */
.reveal-stagger > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger > *:nth-child(4) { transition-delay: 240ms; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .services-grid,
    .portfolio__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1024px) {
    .stats__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat::after {
        display: none;
    }
    
    .stat:nth-child(odd)::after {
        display: block;
    }
    
    .why-us__grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    section {
        padding: var(--space-20) 0;
    }
    
    .header__inner {
        height: 64px;
    }
    
    .logo__img {
        height: 40px;
        width: auto;
    }
    
    .main {
        padding-top: 64px;
    }
    
    /* Cacher navigation desktop */
    .nav-desktop,
    .btn--header {
        display: none;
    }
    
    /* Afficher bouton burger */
    .burger {
        display: flex;
    }
    
    .hero {
        min-height: auto;
        padding: var(--space-16) var(--container-padding) var(--space-24);
    }
    
    .hero__inner {
        text-align: center;
        padding: 0 var(--space-2);
    }
    
    .hero__title {
        font-size: 1.75rem;
        text-align: center;
        line-height: 1.2;
    }
    
    .hero__title .highlight {
        display: block;
        text-align: center;
        font-size: 1.75rem;
    }
    
    .hero__lead {
        text-align: center;
        font-size: 0.9rem;
        line-height: 1.6;
    }
    
    .hero__badge {
        font-size: 0.75rem;
        padding: var(--space-1) var(--space-3);
    }
    
    .hero__actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero__actions .btn {
        width: 100%;
    }
    
    .hero__scroll {
        display: none;
    }
    
    /* Section headers centrés sur mobile */
    .section-header {
        text-align: center;
    }
    
    .section-badge {
        display: block;
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }
    
    .section-title {
        text-align: center;
    }
    
    .stats__grid {
        grid-template-columns: 1fr;
    }
    
    .stat::after {
        display: none;
    }
    
    .stat {
        padding: var(--space-8);
        border-bottom: 1px solid var(--gray-100);
    }
    
    .stat:last-child {
        border-bottom: none;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }
    
    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
    
    /* Pages statiques (mentions légales, politique confidentialité) */
    .page-header {
        padding: var(--space-16) var(--container-padding);
    }
    
    .page-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    .page-lead {
        font-size: 0.9rem;
    }
    
    .static-content {
        padding: var(--space-12) 0;
    }
    
    .prose {
        font-size: 0.9rem;
        line-height: 1.8;
    }
    
    .cta-float,
    .back-to-top {
        bottom: var(--space-6);
    }
    
    .cta-float {
        right: var(--space-6);
        padding: var(--space-3) var(--space-5);
        font-size: 0.8125rem;
    }
    
    .back-to-top {
        left: var(--space-6);
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 480px) {
    .hero__title {
        font-size: 1.5rem;
    }
    
    .hero__title .highlight {
        font-size: 1.5rem;
    }
    
    .hero__lead {
        font-size: 0.85rem;
    }
    
    .cta-hero__inner {
        padding: var(--space-12) var(--space-6);
    }
    
    .cta-float__text {
        display: none;
    }
    
    .cta-float {
        width: 56px;
        height: 56px;
        padding: 0;
        justify-content: center;
        border-radius: 50%;
    }
}

/* ===== PRINT ===== */
@media print {
    .header,
    .cta-float,
    .back-to-top,
    .footer__social,
    .loader,
    .scroll-progress,
    .cursor {
        display: none !important;
    }
    
    .main {
        padding-top: 0;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}