/* ROOT VARIABLES */
:root {
    --primary-blue: #0f172a;
    /* Slate 900 */
    --secondary-blue: #1e3a8a;
    /* Blue 900 */
    --accent-blue: #2563eb;
    /* Blue 600 */
    --accent-light: #60a5fa;
    /* Blue 400 */
    --text-main: #334155;
    --text-light: #64748b;
    --text-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;

    --font-main: 'Inter', sans-serif;

    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(255, 255, 255, 0.2);

    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text-main);
    background: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 6rem 0;
}

.bg-light {
    background-color: var(--bg-light);
}

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

h1,
h2,
h3,
h4 {
    color: var(--primary-blue);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
    font-size: 1.125rem;
    color: var(--text-light);
}

.highlight {
    color: var(--accent-blue);
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 50px;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* BUTTONS */
.btn-primary,
.btn-secondary,
.btn-outline,
.btn-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--secondary-blue));
    color: white;
    box-shadow: var(--shadow-md);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-light);
    color: var(--secondary-blue);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: #e2e8f0;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent-blue);
    color: var(--accent-blue);
}

.btn-outline:hover {
    background: var(--accent-blue);
    color: white;
}

.btn-white {
    background: white;
    color: var(--secondary-blue);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.full-width {
    width: 100%;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: var(--transition-smooth);
    background: transparent;
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid var(--glass-border);
}

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

.logo a {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-blue);
}

.logo span {
    color: var(--accent-blue);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--accent-blue);
    transition: var(--transition-smooth);
}

.nav-links a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-blue);
}

/* HERO */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 5rem;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.05) 0%, transparent 50%), radial-gradient(circle at bottom left, rgba(30, 58, 138, 0.05) 0%, transparent 50%);
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
}

.hero p {
    font-size: 1.25rem;
    max-width: 600px;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

/* ABOUT */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 4/5;
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--secondary-blue), var(--primary-blue));
    color: white;
    padding: 2rem;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    border: 5px solid white;
    transform: scale(0.9);
}

.experience-badge .years {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.experience-badge .text {
    font-size: 0.8rem;
    text-transform: uppercase;
    text-align: center;
}

.about-list {
    margin: 2rem 0;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
    color: var(--primary-blue);
}

.about-list i {
    color: var(--accent-blue);
    font-size: 1.25rem;
}

/* SERVICES */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid rgba(0, 0, 0, 0.03);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--secondary-blue));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

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

.icon-wrapper {
    width: 60px;
    height: 60px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--accent-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

/* PRICING */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    justify-content: center;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    background: linear-gradient(145deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--accent-blue);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-md);
}

.card-header h3 {
    font-size: 1.75rem;
}

.pricing-card.featured .card-header h3,
.pricing-card.featured .card-header p {
    color: white;
    opacity: 0.9;
}

.card-price {
    margin: 2rem 0;
    display: flex;
    align-items: baseline;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    position: relative;
    top: -10px;
}

.amount {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.period {
    color: var(--text-light);
    margin-left: 0.5rem;
}

.pricing-card.featured .period {
    color: rgba(255, 255, 255, 0.7);
}

.features-list {
    margin-bottom: 2.5rem;
    flex-grow: 1;
}

.features-list li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.features-list i {
    color: var(--accent-blue);
}

.pricing-card.featured .features-list i {
    color: var(--accent-light);
}

/* VIDEOS (CAROUSEL) */
.video-carousel-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    margin-top: 3rem;
    padding: 0 50px;
}

.video-carousel-track {
    display: flex;
    gap: 2rem;
    transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    width: 100%;
}

.video-wrapper {
    flex: 0 0 calc(50% - 1rem);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: white;
}

@media (max-width: 800px) {
    .video-wrapper {
        flex: 0 0 100%;
    }

    .video-carousel-container {
        padding: 0 40px;
    }
}

.placeholder-video {
    width: 100%;
    background: #e2e8f0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

.placeholder-video i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: #cbd5e1;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    z-index: 10;
    transition: var(--transition-smooth);
    font-size: 1.2rem;
}

.carousel-btn:hover:not(:disabled) {
    background: var(--accent-blue);
    transform: translateY(-50%) scale(1.05);
}

.carousel-btn.prev {
    left: 0;
}

.carousel-btn.next {
    right: 0;
}

.carousel-btn:disabled {
    background: #cbd5e1;
    cursor: not-allowed;
    box-shadow: none;
    opacity: 0.6;
}

/* CORPORATE */
.corporate-banner {
    background: linear-gradient(135deg, var(--secondary-blue), var(--accent-blue));
    border-radius: 20px;
    padding: 4rem;
    color: white;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.corporate-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 50%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    transform: rotate(30deg);
    pointer-events: none;
}

.corporate-content {
    position: relative;
    z-index: 2;
}

.corporate-content h2 {
    color: white;
    margin-bottom: 1.5rem;
}

.corporate-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 750px;
}

.corporate-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.corporate-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.05rem;
}

.corporate-features i {
    color: var(--accent-light);
    font-size: 1.25rem;
}

@media (max-width: 768px) {
    .corporate-banner {
        padding: 2.5rem 1.5rem;
    }

    .corporate-features {
        flex-direction: column;
        gap: 1rem;
    }
}

/* REVIEWS */
.reviews-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.review-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.stars {
    color: #fbbf24;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.review-text {
    font-style: italic;
    color: var(--text-main);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.reviewer {
    display: flex;
    align-items: center;
    gap: 1rem;
    border-top: 1px solid var(--bg-light);
    padding-top: 1.5rem;
}

.avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.reviewer h4 {
    font-size: 1rem;
    margin-bottom: 0px;
}

.reviewer span {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* FOOTER */
.footer {
    background: var(--primary-blue);
    color: white;
    padding-top: 5rem;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h2 {
    color: white;
    font-size: 2rem;
}

.footer-brand span {
    color: var(--accent-light);
}

.footer-brand p {
    color: #94a3b8;
    margin-top: 1rem;
}

.footer-contact h3,
.footer-social h3 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-contact ul li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: #94a3b8;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.social-icons a:hover {
    background: var(--accent-blue);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #94a3b8;
    font-size: 0.9rem;
}

/* ANIMATIONS */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease-out;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease-out;
}

.slide-in-left.is-visible,
.slide-in-right.is-visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.delay-1 {
    transition-delay: 0.2s;
}

.delay-2 {
    transition-delay: 0.4s;
}

/* RESPONSIVE */
@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .about-image {
        max-width: 500px;
        margin: 0 auto;
    }

    .experience-badge {
        transform: scale(0.8);
        right: 0;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--glass-bg);
        backdrop-filter: blur(10px);
        padding: 2rem;
        flex-direction: column;
        align-items: center;
        box-shadow: var(--shadow-md);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-btn {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .hero {
        text-align: center;
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero-buttons {
        justify-content: center;
        flex-direction: column;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
}

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    top: -100%;
    left: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    padding: 1.5rem 0;
    transition: top 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.cookie-banner.show {
    top: 0;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.cookie-content p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-main);
    flex: 1 1 300px;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cookie-buttons .btn-outline {
    background-color: white;
}

@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    .cookie-buttons {
        width: 100%;
        justify-content: center;
        flex-direction: column;
    }
    .cookie-buttons button {
        width: 100%;
    }
}