/* ===== VARIABLES CSS ===== */
:root {
    /* Brand Colors */
    --color-brand-primary: #1f6ff0;
    --color-brand-secondary: #002868;
    --color-brand-accent: #0033b7;
    
    /* Blues */
    --color-blue-100: #002259;
    --color-blue-300: #1c52ab;
    --color-blue-500: #1f6ff0;
    --color-blue-700: #9ec2fb;
    --color-blue-900: #d1e3ff;
    
    /* Backgrounds & Neutrals */
    --color-white: #ffffff;
    --color-bg-light: #f2f7fd;
    --color-bg-super-light: #f5f7fb;
    --color-neutral-light: #d0ddea;
    --color-neutral-medium: #7c92ab;
    --color-neutral-dark: #475667;
    
    /* Status Colors */
    --color-success: #04c377;
    --color-error: #ff5233;
    --color-warning: #ffc107;
    
    /* Typography */
    --font-primary: 'Lato', sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
    
    /* Border Radius */
    --radius-sm: 5px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.6s ease;
    
    /* Animation Durations */
    --animation-duration: 0.8s;
    --animation-delay-step: 0.1s;
}

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--color-neutral-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    color: var(--color-blue-100);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2.2rem, 3vw, 3rem);
}

h2 {
    font-size: clamp(1.8rem, 2.2vw, 2.25rem);
    margin-bottom: var(--spacing-lg);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-md);
}

.lead {
    font-size: 1.25rem;
    font-weight: var(--font-weight-light);
    color: var(--color-neutral-dark);
}

a {
    color: var(--color-brand-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

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

ul, ol {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.text-muted {
    color: var(--color-neutral-medium);
}

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

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

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

.section--dark {
    background-color: var(--color-blue-100);
    color: var(--color-white);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
    color: var(--color-white);
}

/* ===== ANIMATION CLASSES ===== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--animation-duration) ease, 
                transform var(--animation-duration) ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Fade Up Animation */
[data-animation="fade-up"].animated {
    animation: fadeUp var(--animation-duration) ease forwards;
}

/* Slide Up Animation */
[data-animation="slide-up"].animated {
    animation: slideUp var(--animation-duration) ease forwards;
}

/* Slide Left Animation */
[data-animation="slide-left"].animated {
    animation: slideLeft var(--animation-duration) ease forwards;
}

/* Slide Right Animation */
[data-animation="slide-right"].animated {
    animation: slideRight var(--animation-duration) ease forwards;
}

/* Zoom In Animation */
[data-animation="zoom-in"].animated {
    animation: zoomIn var(--animation-duration) ease forwards;
}

/* Keyframes */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideLeft {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideRight {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(31, 111, 240, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(31, 111, 240, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(31, 111, 240, 0);
    }
}

/* ===== BUTTONS ===== */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 20px;
    font-size: 16px;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: all var(--transition-medium);
    cursor: pointer;
    border: 1px solid transparent;
    text-align: center;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.button:focus:not(:active)::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(20, 20);
        opacity: 0;
    }
}

.button--primary {
    background: var(--color-brand-primary);
    color: var(--color-white);
    border-color: var(--color-brand-primary);
}

.button--primary:hover {
    background: var(--color-brand-accent);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.button--secondary {
    background: transparent;
    color: var(--color-brand-secondary);
    border-color: var(--color-brand-secondary);
}

.button--secondary:hover {
    background-color: var(--color-brand-secondary);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.button--tertiary {
    background: none;
    color: var(--color-brand-primary);
    border: none;
    padding: 10px 0;
    text-transform: none;
}

.button--tertiary:hover {
    color: var(--color-brand-accent);
    transform: translateX(5px);
}

.button:disabled {
    background: var(--color-neutral-light);
    color: var(--color-neutral-medium);
    cursor: not-allowed;
    opacity: 0.5;
    transform: none;
    box-shadow: none;
}

.button--large {
    padding: 16px 28px;
    font-size: 18px;
}

.button--small {
    padding: 10px 16px;
    font-size: 14px;
}

.button--block {
    display: flex;
    width: 100%;
}

.button i {
    margin-right: 8px;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 15px 0;
    transition: all var(--transition-medium);
}

.header.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-md);
}

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

.header__logo {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-brand-secondary);
    display: flex;
    align-items: center;
    transition: transform var(--transition-medium);
}

.header__logo:hover {
    transform: scale(1.05);
}

.nav__toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    flex-direction: column;
    justify-content: space-between;
    padding: 0;
    z-index: 1001;
}

.nav__toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--color-brand-secondary);
    border-radius: 2px;
    transition: var(--transition-medium);
}

.nav__list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav__link {
    color: var(--color-neutral-dark);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    font-size: 0.9rem;
    position: relative;
    padding: 5px 0;
}

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

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

.header__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icons a {
    color: var(--color-neutral-dark);
    font-size: 1.1rem;
    transition: all var(--transition-medium);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-icons a:hover {
    color: var(--color-brand-primary);
    background-color: var(--color-bg-light);
    transform: translateY(-2px);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: var(--spacing-xxl) 0 var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 100%);
    margin-top: 70px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(31, 111, 240, 0.05) 100%);
    z-index: 0;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__content {
    max-width: 600px;
}

.hero__title {
    margin-bottom: var(--spacing-md);
}

.hero__title .highlight {
    color: var(--color-brand-primary);
    position: relative;
    display: inline-block;
}



.hero__subtitle {
    font-size: 1.125rem;
    color: var(--color-neutral-dark);
    margin-bottom: var(--spacing-lg);
}

.hero__cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.hero__visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--color-blue-700) 0%, var(--color-brand-primary) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-10deg);
    transition: transform var(--transition-medium);
    animation: float 6s ease-in-out infinite;
}

.hero__image-placeholder:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.hero__image-content {
    text-align: center;
    padding: 20px;
}

.hero__image-content i {
    margin-bottom: 20px;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background-color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    font-weight: var(--font-weight-bold);
    color: var(--color-success);
    margin-top: var(--spacing-md);
    animation: pulse 2s infinite;
}

.trust-badge__icon {
    font-size: 1.2rem;
}

.proof-strip {
    background-color: var(--color-blue-900);
    padding: var(--spacing-md) 0;
    margin-top: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.proof-strip::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-brand-primary), var(--color-success));
}

.proof-strip__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.proof-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-blue-100);
    font-weight: var(--font-weight-bold);
    transition: transform var(--transition-medium);
}

.proof-item:hover {
    transform: translateY(-3px);
}

.proof-item__icon {
    font-size: 1.5rem;
    color: var(--color-brand-primary);
}

/* ===== CARDS ===== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--color-brand-primary);
    transform: scaleY(0);
    transition: transform var(--transition-medium);
    transform-origin: top;
}

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

.card:hover::before {
    transform: scaleY(1);
}

.card__icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-brand-primary);
}

.card__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.card__text {
    color: var(--color-neutral-dark);
    font-size: 0.95rem;
}

/* ===== SERVICES ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-medium);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-brand-primary);
}

.service-card__header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-neutral-light);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.service-card__icon {
    font-size: 2.5rem;
    color: var(--color-brand-primary);
    margin-bottom: var(--spacing-sm);
}

.service-card__title {
    font-size: 1.2rem;
    min-height: 60px;
}

.service-card__detail {
    padding: var(--spacing-lg);
}

.service-card__detail.active {
    display: block;
    animation: fadeUp 0.6s ease;
}

.service-card__list {
    list-style: none;
    padding-left: 0;
    margin-bottom: var(--spacing-md);
}

.service-card__list li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
    padding-bottom: 8px;
    border-bottom: 1px dashed var(--color-neutral-light);
}

.service-card__list li:last-child {
    border-bottom: none;
}

.service-card__list li::before {
    content: "✓";
    color: var(--color-success);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* ===== PRICING ===== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.pricing-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
    transition: all var(--transition-medium);
    border: 2px solid transparent;
}

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

.pricing-card--featured {
    background: var(--color-blue-900);
    border-color: var(--color-brand-primary);
    transform: scale(1.05);
}

.pricing-card--featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.pricing-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-brand-primary);
    color: var(--color-white);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-sm);
}

.pricing-card__header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-neutral-light);
}

.pricing-card__title {
    font-size: 1.5rem;
    color: var(--color-blue-100);
}

.pricing-card__price {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-brand-primary);
    margin: var(--spacing-md) 0;
    position: relative;
    display: inline-block;
}

.pricing-card__price::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--color-brand-primary);
    border-radius: 2px;
}

.pricing-card__price span {
    font-size: 1rem;
    color: var(--color-neutral-dark);
}

.pricing-card__features {
    list-style: none;
    padding-left: 0;
    margin-bottom: var(--spacing-lg);
    text-align: left;
}

.pricing-card__features li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
    display: flex;
    align-items: center;
}

.pricing-card__features li::before {
    content: "✓";
    color: var(--color-success);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.testimonial {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    position: relative;
    transition: transform var(--transition-medium);
}

.testimonial:hover {
    transform: translateY(-5px);
}

.testimonial__quote {
    font-style: italic;
    color: var(--color-neutral-dark);
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-left: var(--spacing-md);
    line-height: 1.6;
}

.testimonial__quote::before {
    content: '"';
    font-size: 3rem;
    color: var(--color-blue-700);
    position: absolute;
    left: -10px;
    top: -15px;
    opacity: 0.5;
    font-family: serif;
}

.testimonial__author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.testimonial__avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-brand-primary), var(--color-blue-300));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-weight: var(--font-weight-bold);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.testimonial__info h4 {
    margin-bottom: 5px;
    font-size: 1rem;
}

.testimonial__info p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--color-neutral-medium);
}

/* ===== FEATURES ===== */
.features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.feature {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
}

.feature:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.feature__icon {
    font-size: 2.5rem;
    color: var(--color-brand-primary);
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-blue-900);
    border-radius: var(--radius-md);
}

.feature__content {
    flex: 1;
}

.feature__title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

/* ===== ABOUT SECTION ===== */
.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.about-content {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.about-title {
    color: var(--color-brand-primary);
    margin-top: var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.about-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--color-brand-primary);
    border-radius: 2px;
}

.values-list {
    list-style: none;
    padding-left: 0;
}

.values-list li {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
    position: relative;
}

.values-list li::before {
    content: '▶';
    color: var(--color-brand-primary);
    position: absolute;
    left: 0;
    font-size: 0.8rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.stat-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-brand-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--color-neutral-dark);
    font-size: 0.9rem;
}

/* ===== CTA SECTION ===== */
.cta-section {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(31, 111, 240, 0.2) 0%, transparent 70%);
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.cta-text {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    color: var(--color-neutral-light);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

.cta-contact {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.cta-contact p {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: 0;
}

.cta-contact i {
    color: var(--color-blue-700);
}

/* ===== WHATSAPP FAB ===== */
.whatsapp-fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    z-index: 999;
    transition: all var(--transition-medium);
    animation: float 3s ease-in-out infinite, pulse 2s infinite;
}

.whatsapp-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-blue-100);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--color-brand-primary), var(--color-success));
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__logo {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.footer__claim {
    color: var(--color-neutral-light);
    margin-bottom: var(--spacing-md);
}

.footer__social {
    display: flex;
    gap: var(--spacing-md);
}

.footer__social a {
    color: var(--color-white);
    font-size: 1.2rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-medium);
}

.footer__social a:hover {
    background: var(--color-brand-primary);
    transform: translateY(-3px);
}

.footer__title {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: 10px;
}

.footer__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--color-brand-primary);
}

.footer__links {
    list-style: none;
    padding-left: 0;
}

.footer__links li {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer__links a {
    color: var(--color-neutral-light);
    transition: all var(--transition-fast);
}

.footer__links a:hover {
    color: var(--color-white);
    padding-left: 5px;
}

.footer__bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-neutral-light);
}

/* ===== RESPONSIVE STYLES ===== */
@media (max-width: 1024px) {
    .hero__container,
    .contact {
        gap: var(--spacing-lg);
    }
    
    .services-grid,
    .pricing-grid,
    .testimonials,
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card--featured {
        transform: none;
    }
    
    .pricing-card--featured:hover {
        transform: translateY(-10px);
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .button {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .nav__list {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition-medium), opacity var(--transition-medium), visibility var(--transition-medium);
        z-index: 999;
    }
    
    .nav__list.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hero__container,
    .cards-grid,
    .contact {
        grid-template-columns: 1fr;
    }
    
    .hero__container {
        text-align: center;
    }
    
    .hero__cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero__visual {
        order: -1;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero__image-placeholder {
        transform: none;
        height: 300px;
    }
    
    .proof-strip__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-contact {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 576px) {
    .services-grid,
    .pricing-grid,
    .testimonials,
    .footer__grid,
    .proof-strip__grid {
        grid-template-columns: 1fr;
    }
    
    .hero__title {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    .header__actions .button--small {
        display: none;
    }
    
    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer__social {
        justify-content: center;
    }
    
    .whatsapp-fab {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
    
    .whatsapp-fab i {
        font-size: 1.5rem;
    }
}
.card-face.back {
    background: linear-gradient(135deg, var(--color-brand-primary) 0%, var(--color-blue-900) 100%);
    color: white;
}

.back-content-unflip {
    transform: rotateY(180deg);     /* Contrarresta el rotateY(180) del padre */
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}