/* =====================================================
   VARIABLES
===================================================== */

:root {
    --bg: #07111f;
    --bg-secondary: #0b1728;

    --card: #0f1d31;
    --card-hover: #13243c;

    --primary: #2f81f7;
    --primary-light: #60a5fa;
    --secondary: #22d3ee;

    --text: #f8fafc;
    --text-secondary: #94a3b8;

    --border: rgba(148, 163, 184, 0.15);

    --success: #22c55e;

    --max-width: 1180px;

    --radius: 16px;

    --transition: 0.3s ease;
}


/* =====================================================
   RESET
===================================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Inter, Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

button,
input,
textarea,
select {
    font: inherit;
}

.container {
    width: min(92%, var(--max-width));
    margin: auto;
}


/* =====================================================
   HEADER & NAVIGATION
===================================================== */

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(7, 17, 31, 0.75);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

header.scrolled {
    border-bottom-color: var(--border);
    background: rgba(7, 17, 31, 0.95);
}

.nav {
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 800;
}

.logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    object-fit: cover;
    display: block;
    background: #000;
}

.logo span {
    color: var(--primary-light);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-links a:hover {
    color: white;
}

.nav-button {
    padding: 10px 18px;
    border-radius: 10px;
    background: var(--primary);
    color: white !important;
}

.nav-button:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    border: none;
    background: transparent;
    color: white;
    font-size: 1.6rem;
    cursor: pointer;
}

.nav-phone a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
}

.nav-phone a:hover {
    color: var(--primary-light);
}


/* =====================================================
   HERO SECTION
===================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    width: 600px;
    height: 600px;
    top: -200px;
    right: -150px;
    background: var(--primary);
    opacity: 0.12;
    filter: blur(100px);
    border-radius: 50%;
    z-index: 1;
}

.hero::after {
    content: "";
    position: absolute;
    width: 400px;
    height: 400px;
    bottom: -200px;
    left: -100px;
    background: var(--secondary);
    opacity: 0.08;
    filter: blur(100px);
    border-radius: 50%;
    z-index: 1;
}

.hero-video-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.hero-video-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 0.35;
}

.hero-video-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.82) 0%, rgba(0, 0, 0, 0.6) 45%, rgba(0, 0, 0, 0.85) 100%);
}

.hero-content {
    max-width: 780px;
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    margin-bottom: 24px;
    border: 1px solid rgba(47, 129, 247, 0.3);
    background: rgba(47, 129, 247, 0.08);
    color: var(--primary-light);
    border-radius: 999px;
    font-size: 0.85rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--success);
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(90deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero p {
    max-width: 660px;
    color: var(--text-secondary);
    font-size: 1.15rem;
    margin-bottom: 34px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}


/* =====================================================
   BUTTONS
===================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 22px;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 700;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(47, 129, 247, 0.25);
}

.btn-outline {
    border-color: var(--border);
    background: rgba(255, 255, 255, 0.02);
    color: white;
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.25);
}


/* =====================================================
   STATS
===================================================== */

.stats {
    padding: 35px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.015);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat {
    text-align: center;
}

.stat h3 {
    font-size: 2rem;
    color: var(--primary-light);
}

.stat p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}


/* =====================================================
   SECTIONS GENERAL
===================================================== */

section {
    padding: 110px 0;
}

.section-heading {
    max-width: 720px;
    margin-bottom: 55px;
}

.section-label {
    color: var(--primary-light);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 800;
    margin-bottom: 12px;
}

.section-heading h2 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.15;
    margin-bottom: 18px;
}

.section-heading p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}


/* =====================================================
   SERVICES
===================================================== */

.services {
    background: var(--bg-secondary);
}

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

.service-card {
    border: 1px solid var(--border);
    background: var(--card);
    border-radius: var(--radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
    z-index: 3;
}

.service-card:hover {
    transform: translateY(-8px);
    background: var(--card-hover);
    border-color: rgba(96, 165, 250, 0.3);
}

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

.service-card:hover .service-image img {
    transform: scale(1.06);
}

.service-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(47, 129, 247, 0.18), rgba(34, 211, 238, 0.08));
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.service-card-body {
    padding: 26px 30px 30px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.service-icon {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: rgba(7, 17, 31, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    color: var(--primary-light);
    font-size: 1.3rem;
    z-index: 2;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin-bottom: 20px;
}

.service-list {
    list-style: none;
}

.service-list li {
    color: #cbd5e1;
    font-size: 0.88rem;
    margin: 8px 0;
}

.service-list li::before {
    content: "✓";
    color: var(--success);
    margin-right: 8px;
    font-weight: bold;
}

.service-link {
    display: inline-block;
    margin-top: auto;
    padding-top: 22px;
    color: var(--primary-light);
    font-size: 0.9rem;
    font-weight: 700;
    transition: var(--transition);
    align-self: flex-start;
}

.service-link:hover {
    color: var(--secondary);
    transform: translateX(4px);
}


/* =====================================================
   TECHNOLOGIES
===================================================== */

.tech-logos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.tech-logo {
    position: relative;
    height: 100px;
    display: grid;
    place-items: center;
    padding: 18px;
    border: 1px solid var(--border);
    background: var(--card);
    border-radius: 12px;
    transition: var(--transition);
}

.tech-logo:hover {
    border-color: var(--primary);
    background: var(--card-hover);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(47, 129, 247, 0.2);
}

.tech-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(65%) opacity(0.8);
    transition: filter 0.3s ease;
}

.tech-logo:hover img {
    filter: grayscale(0%) opacity(1);
}

.tech-fallback {
    display: none;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #cbd5e1;
    font-weight: 600;
    font-size: 0.85rem;
    line-height: 1.35;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tech-tag {
    padding: 10px 16px;
    border: 1px solid var(--border);
    background: transparent;
    border-radius: 10px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.88rem;
    transition: var(--transition);
}

.tech-tag:hover {
    border-color: var(--primary);
    color: white;
}


/* =====================================================
   PROCESS
===================================================== */

.process {
    background: var(--bg-secondary);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.process-card {
    padding: 28px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card);
    transition: var(--transition);
}

.process-card:hover {
    border-color: rgba(96, 165, 250, 0.3);
}

.process-number {
    color: var(--primary-light);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 25px;
}

.process-card h3 {
    margin-bottom: 10px;
    font-size: 1.15rem;
}

.process-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}


/* =====================================================
   TESTIMONIALS
===================================================== */

.testimonials {
    background: var(--bg-secondary);
}

.testimonials-grid {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 16px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--card);
}

.testimonials-grid::-webkit-scrollbar {
    height: 8px;
}

.testimonials-grid::-webkit-scrollbar-track {
    background: var(--card);
    border-radius: 10px;
}

.testimonials-grid::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 10px;
}

.testimonial-card {
    flex: 0 0 360px;
    scroll-snap-align: start;
    padding: 30px;
    border: 1px solid var(--border);
    background: var(--card);
    border-radius: var(--radius);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    background: var(--card-hover);
    border-color: rgba(96, 165, 250, 0.3);
}

.testimonial-quote {
    font-size: 2.5rem;
    line-height: 1;
    color: var(--primary);
    opacity: 0.5;
    font-weight: 800;
    margin-bottom: 6px;
}

.testimonial-card p {
    color: #cbd5e1;
    font-size: 0.95rem;
    margin-bottom: 24px;
    flex-grow: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.testimonial-avatar {
    position: relative;
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.avatar-fallback {
    display: none;
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
}

.testimonial-author-info strong {
    display: block;
    font-size: 0.95rem;
}

.testimonial-author-info span {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.scroll-hint {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-top: 4px;
}

.client-logos-block {
    margin-top: 50px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

.client-logos-label {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.client-logos-grid {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 36px 56px;
}

.client-logo {
    height: 42px;
    display: grid;
    place-items: center;
}

.client-logo img {
    max-height: 100%;
    max-width: 130px;
    object-fit: contain;
    filter: brightness(0) invert(1) opacity(0.55);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.client-logo:hover img {
    opacity: 0.95;
    transform: scale(1.06);
}

.client-logo-fallback {
    display: none;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    opacity: 0.6;
}


/* =====================================================
   FAQ
===================================================== */

.faq {
    background: var(--bg);
}

.faq-container {
    max-width: 850px;
    margin: auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 0;
    background: none;
    border: none;
    color: white;
    text-align: left;
    cursor: pointer;
    font-weight: 700;
    font-size: 1.05rem;
}

.faq-icon {
    font-size: 1.2rem;
    transition: var(--transition);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-answer p {
    padding-bottom: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}


/* =====================================================
   CONTACT
===================================================== */

.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 50px;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    gap: 14px;
    margin-bottom: 22px;
}

.contact-item-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: rgba(47, 129, 247, 0.1);
    color: var(--primary-light);
}

.contact-item strong {
    display: block;
}

.contact-item span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.contact-form {
    padding: 35px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 7px;
    font-size: 0.85rem;
    color: #cbd5e1;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 13px 14px;
    border: 1px solid var(--border);
    border-radius: 99px;
    border-radius: 9px;
    background: #091526;
    color: white;
    outline: none;
    transition: var(--transition);
}

.form-group textarea {
    min-height: 130px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(47, 129, 247, 0.15);
}

.form-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 8px;
    display: none;
    font-size: 0.9rem;
}

.form-message.success {
    display: block;
    background: rgba(34, 197, 94, 0.1);
    color: #86efac;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.form-message.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.3);
}


/* =====================================================
   CTA & FOOTER
===================================================== */

.cta {
    padding: 80px 0;
}

.cta-box {
    padding: 60px 40px;
    text-align: center;
    border: 1px solid rgba(47, 129, 247, 0.25);
    border-radius: 24px;
    background: radial-gradient(circle at center, rgba(47, 129, 247, 0.15), transparent 60%), var(--card);
}

.cta-box h2 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    margin-bottom: 15px;
}

.cta-box p {
    max-width: 600px;
    margin: 0 auto 30px;
    color: var(--text-secondary);
}

footer {
    padding: 35px 0;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a:hover {
    color: white;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--card);
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-social a:hover {
    color: var(--primary-light);
    border-color: rgba(96, 165, 250, 0.4);
    transform: translateY(-3px);
}

.whatsapp {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #25d366;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.25);
    z-index: 900;
    transition: var(--transition);
}

.whatsapp:hover {
    transform: scale(1.1);
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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


/* =====================================================
   RESPONSIVE
===================================================== */

@media (max-width: 900px) {
    .nav-links {
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        padding: 20px;
        background: #081321;
        border-bottom: 1px solid var(--border);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s ease, transform 0.3s ease;
        transform: translateY(-10px);
    }

    .nav-links.active {
        opacity: 1;
        pointer-events: all;
        transform: translateY(0);
    }

    .nav-links a {
        display: block;
        padding: 12px;
    }

    .menu-toggle {
        display: block;
    }

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

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

    .nav-phone {
        order: -1;
        padding-bottom: 10px;
        border-bottom: 1px solid var(--border);
        margin-bottom: 6px;
    }
}

@media (max-width: 600px) {
    section {
        padding: 80px 0;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .stats-grid,
    .services-grid,
    .process-grid,
    .form-row {
        grid-template-columns: 1fr;
    }

    .testimonial-card {
        flex-basis: 85vw;
    }

    .contact-form {
        padding: 24px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}