/* ===== VARIABLES ===== */
:root {
    --color-primary: #27313b;
    --color-primary-dark: #171d23;
    --color-accent: #2f70b7;
    --color-accent-light: #245a95;
    --color-text: #222b33;
    --color-text-light: #111111;
    --color-bg: #ffffff;
    --color-bg-alt: #f3f6fa;
    --color-bg-dark: #171d23;
    --color-border: #d8e1eb;
    --font-heading: 'Inter', Arial, sans-serif;
    --font-body: 'Inter', Arial, sans-serif;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 40px -12px rgba(0, 0, 0, 0.12);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ===== UTILITIES ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section__subtitle {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.section__title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.035em;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 24px;
}

.section__title--center {
    text-align: center;
}

.text-accent {
    color: var(--color-accent);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-body);
}

.btn--primary {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}

.btn--primary:hover {
    background: var(--color-accent-light);
    border-color: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(47, 112, 183, 0.3);
}

.btn--outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
}

.btn--outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

.btn--full {
    width: 100%;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.header--scrolled {
    box-shadow: var(--shadow);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav__logo {
    display: flex;
    align-items: center;
}

.nav__logo img {
    width: 92px;
    height: auto;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link--cta {
    background: var(--color-primary);
    color: #fff;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav__toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 52%, #214f83 100%);
    overflow: hidden;
    isolation: isolate;
}

.hero::before {
    content: '';
    position: absolute;
    z-index: 0;
    inset: -2%;
    background:
        linear-gradient(90deg, rgba(23, 29, 35, 0.97) 0%, rgba(39, 49, 59, 0.9) 48%, rgba(33, 79, 131, 0.58) 100%),
        url('assets/images/business-collaboration.webp') center 45% / cover no-repeat;
    transform: scale(1.02);
    animation: heroPan 18s ease-in-out infinite alternate;
}

.hero__overlay {
    position: absolute;
    z-index: 1;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero__content {
    position: relative;
    z-index: 2;
    padding-top: 100px;
    padding-bottom: 60px;
}

.hero__subtitle {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.045em;
    color: #ffffff;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero__description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 640px;
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero__stats {
    display: flex;
    gap: 48px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat__number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat__label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===== INTRO ===== */
.intro {
    background: var(--color-bg-alt);
}

.intro__content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro__text p {
    margin-bottom: 16px;
    color: var(--color-text-light);
    font-size: 1.05rem;
}

.intro__highlight {
    color: var(--color-accent) !important;
    font-family: var(--font-heading);
    font-size: 1.3rem !important;
    font-weight: 800;
    line-height: 1.45;
    margin-top: 12px;
}

.intro__visual {
    position: relative;
    min-height: 520px;
}

.intro__photo {
    position: absolute;
    inset: 0 54px 0 0;
    overflow: hidden;
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
}

.intro__photo::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(23, 29, 35, 0.02), rgba(23, 29, 35, 0.32));
}

.intro__photo img,
.about__photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.2, 0.75, 0.25, 1);
}

.intro__visual:hover .intro__photo img,
.about__visual:hover .about__photo img {
    transform: scale(1.035);
}

.intro__card {
    position: absolute;
    z-index: 2;
    right: 0;
    width: min(260px, 72%);
    background: #fff;
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
}

.intro__card--revenue {
    top: 40px;
}

.intro__card--action {
    top: 202px;
    right: -18px;
}

.intro__card--results {
    right: 12px;
    bottom: 40px;
}

.intro__card:hover {
    transform: translateX(-6px);
    box-shadow: var(--shadow-lg);
}

.intro__card-icon {
    font-size: 2rem;
}

.intro__card p {
    font-weight: 600;
    color: var(--color-primary);
}

/* ===== SERVICES ===== */
.services {
    background: var(--color-bg);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.service-card {
    background: var(--color-bg-alt);
    padding: 36px 28px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

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

.service-card__icon {
    color: var(--color-accent);
    margin-bottom: 20px;
}

.service-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.service-card__desc {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ===== ABOUT ===== */
.about {
    background: var(--color-bg-alt);
}

.about__content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: center;
}

.about__text p {
    margin-bottom: 16px;
    color: var(--color-text-light);
    font-size: 1.05rem;
}

.about__quote {
    margin: 28px 0 30px;
}

.about__quote p {
    color: var(--color-text-light) !important;
    margin-bottom: 4px !important;
    font-family: var(--font-heading);
    font-size: 1.15rem !important;
    font-weight: 600;
    line-height: 1.45;
}

.about__quote strong {
    color: var(--color-accent);
    font-style: normal;
    font-size: 1.22em;
    font-weight: 800;
}

.about__quote p:last-child {
    margin-top: 10px;
}

.about__visual {
    position: relative;
    min-height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about__photo {
    position: relative;
    width: 100%;
    max-width: 430px;
    height: 500px;
    overflow: hidden;
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
}

.about__photo::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, transparent 55%, rgba(23, 29, 35, 0.28));
}

.about__badge {
    position: absolute;
    left: -12px;
    bottom: 28px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 6px solid var(--color-bg-alt);
}

.about__badge-number {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.about__badge-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 8px;
    line-height: 1.4;
}

/* ===== REFERENCES ===== */
.references {
    background: var(--color-bg);
}

.references__logos {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 48px 0;
}

.reference-logo {
    background: var(--color-bg-alt);
    padding: 28px 24px;
    border-radius: var(--radius);
    text-align: center;
    font-weight: 700;
    color: var(--color-primary);
    font-size: 0.95rem;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.reference-logo:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow);
}

.references__results {
    margin-top: 60px;
}

.references__results-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--color-primary);
    margin-bottom: 24px;
    text-align: center;
}

.results__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.result-item__icon {
    width: 32px;
    height: 32px;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.result-item p {
    font-weight: 500;
    color: var(--color-text);
    font-size: 0.95rem;
}

/* ===== WHY US ===== */
.why {
    background: var(--color-bg-dark);
    padding: 100px 0;
}

.why .section__subtitle {
    color: var(--color-accent);
}

.why .section__title {
    color: #fff;
}

.why__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 48px;
}

.why-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 28px 24px;
    border-radius: var(--radius);
    transition: var(--transition);
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

.why-card__number {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.7;
    flex-shrink: 0;
}

.why-card__title {
    font-size: 1rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
}

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

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact__person {
    margin: 24px 0;
}

.contact__name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-primary);
}

.contact__company {
    color: var(--color-accent);
    font-weight: 600;
}

.contact__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--color-text);
    font-size: 0.9rem;
    font-weight: 700;
}

.tag::before {
    content: '';
    width: 7px;
    height: 7px;
    flex: 0 0 7px;
    border-radius: 50%;
    background: var(--color-accent);
}

.contact__form-wrapper {
    background: #fff;
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.contact__form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: var(--font-body);
    transition: var(--transition);
    background: var(--color-bg-alt);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(47, 112, 183, 0.12);
}

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

.contact__form-note {
    color: var(--color-text-light);
    font-size: 0.78rem;
    line-height: 1.5;
    text-align: center;
}

.contact__form-note.is-pending {
    color: var(--color-primary);
}

.contact__form-note.is-success {
    color: var(--color-accent-light);
}

.contact__form-note.is-error {
    color: #91384a;
}

.contact__form button:disabled {
    cursor: wait;
    opacity: 0.7;
    transform: none;
}

.form-honeypot {
    position: absolute !important;
    left: -10000px !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
}

.whatsapp-float {
    position: fixed;
    z-index: 900;
    right: 24px;
    bottom: 24px;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    min-height: 52px;
    padding: 12px 19px 12px 16px;
    color: #fff;
    background: #25d366;
    border: 1px solid #25d366;
    border-radius: 100px;
    box-shadow: var(--shadow-lg);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition), opacity var(--transition);
}

.whatsapp-float:hover {
    color: #fff;
    background: #1daf55;
    border-color: #1daf55;
    box-shadow: 0 18px 38px -12px rgba(29, 175, 85, 0.55);
    transform: translateY(-2px);
}

.whatsapp-float:focus-visible {
    outline: 3px solid #128c7e;
    outline-offset: 4px;
    box-shadow: 0 0 0 6px rgba(37, 211, 102, 0.22), var(--shadow-lg);
}

.whatsapp-float svg {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    color: #fff;
    fill: currentColor;
    transform: translateY(-0.25px);
    transition: color var(--transition), transform var(--transition);
}

.whatsapp-float:hover svg {
    color: #fff;
    transform: translateY(-0.25px) scale(1.04);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--color-primary-dark);
    padding: 48px 0 24px;
}

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

.footer__tagline {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    margin-top: 4px;
}

.footer__logo {
    display: inline-flex;
    align-items: center;
}

.footer__logo img {
    width: 108px;
    height: auto;
}

.footer__links {
    display: flex;
    gap: 24px;
}

.footer__links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    font-weight: 500;
}

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

.footer__bottom {
    padding-top: 24px;
    text-align: center;
}

.footer__bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.8rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .intro__content,
    .about__content,
    .contact__content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about__visual {
        order: -1;
    }

    .intro__visual,
    .about__visual {
        width: min(100%, 680px);
        margin-inline: auto;
    }

    .hero__stats {
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 32px 32px;
        gap: 24px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    .nav__menu.active {
        right: 0;
    }

    .nav__toggle {
        display: flex;
    }

    .hero__stats {
        flex-direction: column;
        gap: 20px;
    }

    .hero__actions {
        flex-direction: column;
    }

    .hero__actions .btn {
        text-align: center;
    }

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

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

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

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

    .footer__content {
        flex-direction: column;
        text-align: center;
        gap: 24px;
    }

    .footer__links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .contact__form-wrapper {
        padding: 24px;
    }

    .contact__tags {
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .whatsapp-float {
        right: 16px;
        bottom: 16px;
        width: 54px;
        min-height: 54px;
        justify-content: center;
        padding: 13px;
    }

    .whatsapp-float span {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        clip-path: inset(50%);
        white-space: nowrap;
    }

    .about__badge {
        left: 0;
        width: 148px;
        height: 148px;
    }

    .about__badge-number {
        font-size: 2.5rem;
    }

    .intro__visual {
        min-height: 460px;
    }

    .intro__photo {
        inset: 0 32px 0 0;
    }

    .intro__card {
        width: min(230px, 76%);
        padding: 18px;
    }

    .intro__card--revenue {
        top: 24px;
    }

    .intro__card--action {
        top: 164px;
        right: 0;
    }

    .intro__card--results {
        right: 8px;
        bottom: 24px;
    }

    .about__visual {
        min-height: 410px;
    }

    .about__photo {
        height: 400px;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes heroPan {
    from {
        transform: scale(1.02) translate3d(0, 0, 0);
    }
    to {
        transform: scale(1.08) translate3d(-1.2%, -0.6%, 0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}