/* ============================================
   KÊNIO FARIAS — Digital Authority
   Dark · Teal accent · Syne + Outfit
   ============================================ */

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

:root {
    --text-xs: clamp(0.7rem, 0.66rem + 0.18vw, 0.75rem);
    --text-sm: clamp(0.8rem, 0.76rem + 0.2vw, 0.875rem);
    --text-base: clamp(0.938rem, 0.9rem + 0.2vw, 1rem);
    --text-lg: clamp(1.05rem, 1rem + 0.25vw, 1.15rem);
    --text-xl: clamp(1.2rem, 1.1rem + 0.45vw, 1.4rem);
    --text-2xl: clamp(1.4rem, 1.2rem + 0.9vw, 1.85rem);
    --text-3xl: clamp(1.75rem, 1.4rem + 1.5vw, 2.5rem);
    --text-4xl: clamp(2.1rem, 1.6rem + 2.2vw, 3.25rem);
    --text-brand: clamp(2.75rem, 2rem + 4vw, 5.5rem);

    --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;

    --c-bg: #07080b;
    --c-bg-elevated: #0e1016;
    --c-surface: #14171f;
    --c-border: rgba(255, 255, 255, 0.08);
    --c-border-strong: rgba(255, 255, 255, 0.14);
    --c-ink: #f3f4f6;
    --c-ink-muted: #9a9eab;
    --c-ink-dim: #6b7080;
    --c-accent: #2dd4bf;
    --c-accent-hover: #5eead4;
    --c-accent-soft: rgba(45, 212, 191, 0.12);
    --c-brand-surface: #06181c;
    --c-brand-border: rgba(45, 212, 191, 0.16);

    --font-display: "Syne", system-ui, sans-serif;
    --font-body: "Outfit", system-ui, sans-serif;

    --r-sm: 6px;
    --r-md: 10px;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --t: 250ms;
    --nav-h: 84px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.65;
    color: var(--c-ink);
    background: var(--c-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    padding-bottom: 5.5rem;
}

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

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

ul, ol {
    list-style: none;
}

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

h1, h2, h3 {
    text-wrap: balance;
    font-family: var(--font-display);
}

p {
    text-wrap: pretty;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-4);
    background: var(--c-accent);
    color: #04120f;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--r-sm);
    font-weight: 600;
    z-index: 1000;
    transition: top var(--t) var(--ease);
}

.skip-link:focus {
    top: var(--space-4);
}

.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section-header {
    margin-bottom: var(--space-12);
    max-width: 36rem;
}

.section-header--row {
    max-width: none;
    display: grid;
    gap: var(--space-4);
    align-items: end;
}

.section-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--c-ink);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--c-ink-muted);
    margin-top: var(--space-4);
    font-weight: 300;
    line-height: 1.55;
}

.section-header--row .section-subtitle {
    margin-top: 0;
    max-width: 36ch;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: var(--text-sm);
    padding: 0.85rem 1.5rem;
    border-radius: var(--r-sm);
    transition: background var(--t) var(--ease), color var(--t) var(--ease), border-color var(--t) var(--ease), transform var(--t) var(--ease);
    white-space: nowrap;
    min-height: 48px;
    letter-spacing: 0.01em;
}

.btn:active {
    transform: scale(0.98);
}

.btn--primary {
    background: var(--c-accent);
    color: #04120f;
    border: 1px solid var(--c-accent);
}

.btn--primary:hover {
    background: var(--c-accent-hover);
    border-color: var(--c-accent-hover);
}

.btn--outline {
    background: transparent;
    color: var(--c-ink);
    border: 1px solid var(--c-border-strong);
}

.btn--outline:hover {
    border-color: var(--c-ink-muted);
    background: rgba(255, 255, 255, 0.03);
}

.btn--lg {
    font-size: var(--text-base);
    padding: 1rem 1.75rem;
    min-width: 170px;
}

/* --- Nav --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-h);
    background: rgba(6, 24, 28, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--c-brand-border);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: var(--space-4);
}

.nav__logo {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}

.nav__logo-img {
    height: 62px;
    width: auto;
    display: block;
}

.nav__links {
    display: none;
    gap: var(--space-8);
}

.nav__links a {
    font-size: var(--text-sm);
    font-weight: 450;
    color: var(--c-ink-muted);
    transition: color var(--t) var(--ease);
    min-height: 44px;
    display: flex;
    align-items: center;
}

.nav__links a:hover {
    color: var(--c-ink);
}

.nav__links--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--c-brand-surface);
    padding: var(--space-4) var(--space-6) var(--space-6);
    border-bottom: 1px solid var(--c-brand-border);
    gap: 0;
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    min-height: 44px;
    min-width: 44px;
    align-items: center;
    justify-content: center;
}

.nav__toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--c-ink);
    border-radius: 2px;
    transition: transform var(--t) var(--ease), opacity var(--t) var(--ease);
}

.nav__toggle--open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle--open span:nth-child(2) {
    opacity: 0;
}

.nav__toggle--open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-left: auto;
}

.nav__cta {
    display: inline-flex;
    padding: 0.65rem 1rem;
    min-width: 0;
    font-size: var(--text-xs);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: min(900px, 100svh);
    display: grid;
    align-items: center;
    padding: calc(var(--nav-h) + var(--space-12)) 0 var(--space-16);
    overflow: hidden;
    background: var(--c-bg);
}

.hero::before {
    content: "";
    position: absolute;
    width: 42vw;
    height: 42vw;
    max-width: 620px;
    max-height: 620px;
    right: -20vw;
    top: 12%;
    border: 1px solid rgba(45, 212, 191, 0.18);
    border-radius: 50%;
    pointer-events: none;
}

.hero__inner {
    display: grid;
    gap: var(--space-12);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__content {
    animation: rise 0.8s var(--ease) both;
}

.hero__eyebrow {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--c-ink-muted);
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: var(--space-6);
}

.hero__eyebrow span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--c-accent);
    box-shadow: 0 0 0 5px var(--c-accent-soft);
    flex: 0 0 auto;
}

.hero__title {
    font-size: clamp(3rem, 8vw, 5.75rem);
    font-weight: 700;
    line-height: 0.98;
    letter-spacing: -0.04em;
    color: var(--c-ink);
    max-width: 10ch;
    margin-bottom: var(--space-6);
}

.hero__title strong {
    color: var(--c-accent);
    font-weight: inherit;
}

.hero__subtitle {
    font-size: var(--text-lg);
    color: var(--c-ink-muted);
    max-width: 44ch;
    margin-bottom: var(--space-8);
    font-weight: 400;
}

.hero__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-5) var(--space-8);
}

.hero__work-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 48px;
    color: var(--c-ink);
    font-size: var(--text-sm);
    font-weight: 600;
    border-bottom: 1px solid var(--c-border-strong);
    transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.hero__work-link span {
    color: var(--c-accent);
    transition: transform var(--t) var(--ease);
}

.hero__work-link:hover {
    color: var(--c-accent-hover);
    border-color: var(--c-accent);
}

.hero__work-link:hover span {
    transform: translateY(3px);
}

.hero__assurance {
    color: var(--c-ink-dim);
    font-size: var(--text-sm);
    margin-top: var(--space-5);
}

.hero__pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-3);
    margin-top: var(--space-8);
}

.hero__pills li {
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--c-ink-muted);
    border: 1px solid var(--c-border-strong);
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
}

/* --- Clients --- */
.clients {
    padding: var(--space-8) 0;
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
    background: var(--c-bg-elevated);
}

.clients__inner {
    display: grid;
    gap: var(--space-5);
    align-items: center;
}

.clients__label {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--c-accent);
    white-space: nowrap;
}

.clients__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-5);
}

.clients__list li {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--c-ink-muted);
    letter-spacing: -0.01em;
    padding-right: var(--space-5);
    border-right: 1px solid var(--c-border);
}

.clients__list li:last-child {
    border-right: none;
    padding-right: 0;
}

/* --- Portfolio --- */
.portfolio {
    padding: var(--space-24) 0;
}

.portfolio__featured {
    display: grid;
    gap: var(--space-4);
    margin-bottom: var(--space-16);
}

.work {
    display: flex;
    flex-direction: column;
    padding: var(--space-8);
    border: 1px solid var(--c-border);
    background: linear-gradient(160deg, var(--c-bg-elevated), var(--c-bg) 70%);
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s var(--ease), transform 0.6s var(--ease), border-color var(--t) var(--ease), background var(--t) var(--ease);
}

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

.work:hover {
    border-color: rgba(45, 212, 191, 0.4);
}

.work__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.work__initial {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--c-accent);
    border: 1px solid rgba(45, 212, 191, 0.3);
    background: var(--c-accent-soft);
    transition: background var(--t) var(--ease), color var(--t) var(--ease);
}

.work:hover .work__initial {
    background: var(--c-accent);
    color: #04120f;
}

.work__name {
    font-size: var(--text-xl);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--c-ink);
    margin-bottom: var(--space-2);
    transition: color var(--t) var(--ease);
}

.work:hover .work__name {
    color: var(--c-accent-hover);
}

.work__tag {
    color: var(--c-ink-dim);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    white-space: nowrap;
    padding-top: var(--space-2);
}

.work__desc {
    color: var(--c-ink-muted);
    font-size: var(--text-sm);
    max-width: 46ch;
    margin-bottom: var(--space-6);
}

.work__visit {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--c-accent);
    letter-spacing: 0.02em;
    margin-top: auto;
}

.work__visit span {
    transition: transform var(--t) var(--ease);
}

.work:hover .work__visit span {
    transform: translate(2px, -2px);
}

.portfolio__more {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

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

.portfolio__more-label {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: var(--space-4);
}

.portfolio__list li {
    border-top: 1px solid var(--c-border);
}

.portfolio__list li:last-child {
    border-bottom: 1px solid var(--c-border);
}

.portfolio__list a {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    min-height: 56px;
    padding: var(--space-3) var(--space-2);
    transition: background var(--t) var(--ease);
}

.portfolio__list a:hover {
    background: rgba(255, 255, 255, 0.03);
}

.portfolio__list strong {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--c-ink);
}

.portfolio__list a > span:not(.portfolio__list-arrow) {
    color: var(--c-ink-dim);
    font-size: var(--text-sm);
}

.portfolio__list-arrow {
    margin-left: auto;
    color: var(--c-ink-dim);
    transition: color var(--t) var(--ease), transform var(--t) var(--ease);
}

.portfolio__list a:hover .portfolio__list-arrow {
    color: var(--c-accent);
    transform: translate(2px, -2px);
}

.portfolio__cta-line {
    margin-top: var(--space-6);
    color: var(--c-ink-muted);
    font-size: var(--text-sm);
}

.portfolio__cta-line a {
    color: var(--c-accent);
    font-weight: 600;
    border-bottom: 1px solid rgba(45, 212, 191, 0.35);
    transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.portfolio__cta-line a:hover {
    color: var(--c-accent-hover);
    border-color: var(--c-accent-hover);
}

/* --- Differ --- */
.differ {
    padding: var(--space-24) 0;
    border-bottom: 1px solid var(--c-border);
}

.differ__grid {
    display: grid;
    gap: var(--space-6);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

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

.differ__col {
    padding: var(--space-8);
    border: 1px solid var(--c-border);
    background: var(--c-bg-elevated);
}

.differ__col--you {
    border-color: rgba(45, 212, 191, 0.35);
    background: linear-gradient(160deg, rgba(45, 212, 191, 0.08), transparent 55%);
}

.differ__heading {
    font-size: var(--text-lg);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-5);
    color: var(--c-ink);
}

.differ__col--you .differ__heading {
    color: var(--c-accent);
}

.differ__list {
    display: grid;
    gap: var(--space-4);
}

.differ__list li {
    color: var(--c-ink-muted);
    font-size: var(--text-sm);
    line-height: 1.55;
    padding-left: 1.1rem;
    position: relative;
}

.differ__list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c-ink-dim);
}

.differ__col--you .differ__list li::before {
    background: var(--c-accent);
}

/* --- Solutions --- */
.solutions {
    padding: var(--space-24) 0;
    background: var(--c-bg-elevated);
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
}

.solutions__grid {
    display: grid;
    gap: var(--space-4);
}

.solutions__item {
    padding: var(--space-8);
    border: 1px solid var(--c-border);
    background: var(--c-bg);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease), border-color var(--t) var(--ease);
}

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

.solutions__item:hover {
    border-color: rgba(45, 212, 191, 0.35);
}

.solutions__name {
    font-size: var(--text-xl);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-3);
}

.solutions__text {
    color: var(--c-ink-muted);
    font-weight: 300;
    max-width: 42ch;
}

/* --- Process --- */
.process {
    padding: var(--space-24) 0;
}

.process__steps {
    display: grid;
    gap: var(--space-10);
}

.process__step {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
    position: relative;
}

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

.process__num {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 800;
    color: rgba(45, 212, 191, 0.28);
    line-height: 1;
    margin-bottom: var(--space-4);
    letter-spacing: -0.04em;
}

.process__name {
    font-size: var(--text-xl);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-3);
}

.process__text {
    color: var(--c-ink-muted);
    font-weight: 300;
    max-width: 36ch;
}

/* --- About --- */
.about {
    padding: var(--space-24) 0;
    background: var(--c-bg-elevated);
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
}

.about__inner {
    display: grid;
    gap: var(--space-12);
    align-items: start;
}

.about__text {
    color: var(--c-ink-muted);
    font-size: var(--text-lg);
    font-weight: 300;
    margin-top: var(--space-6);
    line-height: 1.7;
}

.about__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    padding: var(--space-8);
    border: 1px solid var(--c-border);
    background: var(--c-bg);
}

.stat__number {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--c-ink);
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.stat__label {
    font-size: var(--text-xs);
    color: var(--c-ink-dim);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: var(--space-1);
    display: block;
}

.about__social {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-5);
    margin-top: var(--space-8);
}

.about__social-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--c-ink-muted);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    border-bottom: 1px solid transparent;
    transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.about__social-link:hover {
    color: var(--c-accent);
    border-bottom-color: var(--c-accent);
}

/* --- FAQ --- */
.faq {
    padding: var(--space-24) 0;
}

.faq__list {
    display: grid;
    gap: 0;
    max-width: 720px;
}

.faq__item {
    border-top: 1px solid var(--c-border);
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

.faq__item:last-child {
    border-bottom: 1px solid var(--c-border);
}

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

.faq__question {
    padding: var(--space-6) 0;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: var(--text-lg);
    color: var(--c-ink);
    cursor: pointer;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    list-style: none;
    letter-spacing: -0.01em;
}

.faq__question::-webkit-details-marker {
    display: none;
}

.faq__question::after {
    content: "+";
    font-family: var(--font-body);
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--c-ink-dim);
    transition: transform var(--t) var(--ease), color var(--t) var(--ease);
    flex-shrink: 0;
}

.faq__item[open] .faq__question::after {
    transform: rotate(45deg);
    color: var(--c-accent);
}

.faq__answer {
    padding: 0 0 var(--space-6);
    color: var(--c-ink-muted);
    line-height: 1.7;
    font-weight: 300;
    max-width: 55ch;
}

/* --- CTA --- */
.cta {
    padding: var(--space-24) 0;
    background:
        radial-gradient(ellipse 70% 80% at 50% 100%, rgba(45, 212, 191, 0.1), transparent 55%),
        var(--c-bg-elevated);
    border-top: 1px solid var(--c-border);
}

.cta__inner {
    text-align: center;
    max-width: 36rem;
    margin: 0 auto;
}

.cta__title {
    font-size: var(--text-3xl);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: var(--space-4);
}

.cta__text {
    color: var(--c-ink-muted);
    font-size: var(--text-lg);
    font-weight: 300;
    margin-bottom: var(--space-8);
}

/* --- Footer --- */
.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--c-brand-surface);
    border-top: 1px solid var(--c-brand-border);
}

.footer__top {
    display: grid;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.footer__logo {
    height: 120px;
    width: auto;
    display: block;
    margin-bottom: var(--space-4);
}

.footer__tagline {
    color: var(--c-ink-dim);
    font-size: var(--text-sm);
    font-weight: 300;
}

.footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3) var(--space-6);
}

.footer__nav a {
    font-size: var(--text-sm);
    color: var(--c-ink-muted);
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    transition: color var(--t) var(--ease);
}

.footer__nav a:hover {
    color: var(--c-ink);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: flex-start;
    padding-top: var(--space-8);
    border-top: 1px solid var(--c-border);
}

.footer__copy {
    font-size: var(--text-xs);
    color: var(--c-ink-dim);
}

.footer__social {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer__social a {
    font-size: var(--text-sm);
    color: var(--c-ink-muted);
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    transition: color var(--t) var(--ease);
}

.footer__social a:hover {
    color: var(--c-accent);
}

/* --- Mobile WhatsApp bar --- */
.whatsapp-bar {
    position: fixed;
    left: var(--space-4);
    right: var(--space-4);
    bottom: var(--space-4);
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 var(--space-5);
    background: var(--c-accent);
    color: #04120f;
    font-weight: 700;
    font-size: var(--text-sm);
    border-radius: var(--r-sm);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

/* --- Motion --- */
@keyframes rise {
    from {
        opacity: 0;
        transform: translateY(28px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Responsive --- */
@media (min-width: 640px) {
    .portfolio__featured {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .differ__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 768px) {
    body {
        padding-bottom: 0;
    }

    .whatsapp-bar {
        display: none;
    }

    .nav__links {
        display: flex;
        margin-left: auto;
        margin-right: var(--space-6);
    }

    .nav__toggle {
        display: none;
    }

    .nav__actions {
        margin-left: 0;
    }

    .nav__cta {
        font-size: var(--text-sm);
        padding: 0.85rem 1.5rem;
    }

    .section-header--row {
        grid-template-columns: 1fr auto;
        gap: var(--space-8);
    }

    .clients__inner {
        grid-template-columns: auto 1fr;
        gap: var(--space-8);
    }

    .process__steps {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-8);
    }

    .about__inner {
        grid-template-columns: 1.2fr 0.8fr;
        gap: var(--space-16);
        align-items: center;
    }

    .about__stats {
        margin: 0;
    }

    .footer__top {
        grid-template-columns: 1fr auto;
        align-items: end;
    }

    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

@media (min-width: 1024px) {
    .portfolio__list a {
        gap: var(--space-6);
    }

    .portfolio__list a > span:not(.portfolio__list-arrow) {
        min-width: 200px;
    }

    .hero__title {
        font-size: clamp(4.5rem, 7vw, 6rem);
        max-width: 12ch;
    }

    .hero__content {
        max-width: 48rem;
    }

    .container {
        padding: 0 var(--space-8);
        max-width: 1240px;
    }
}

@media (max-width: 479px) {
    .hero {
        padding-bottom: var(--space-12);
    }

    .hero__title {
        font-size: clamp(2.85rem, 14vw, 4rem);
    }

    .hero__actions .btn {
        width: 100%;
    }

    .nav__cta {
        padding: 0.55rem 0.75rem;
    }

    .clients__list li {
        border-right: none;
        padding-right: 0;
    }
}

:focus-visible {
    outline: 2px solid var(--c-accent);
    outline-offset: 3px;
}

::selection {
    background: var(--c-accent);
    color: #04120f;
}

::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--c-surface);
    border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--c-ink-dim);
}