/* ========================================
   iFamily - Styles
   Sistema Visual Moderno e Institucional
   ======================================== */

/* ========================================
   CSS VARIABLES - Design Tokens
   ======================================== */
:root {
    /* Colors */
    --color-primary: #9B2335;
    /* Rojo profundo moderno */
    --color-primary-dark: #7A1C2A;
    --color-primary-light: #B8394B;
    --color-secondary: #D4A853;
    /* Amarillo dorado suave */
    --color-secondary-dark: #B8923F;
    --color-secondary-light: #E5C177;

    --color-text: #333333;
    /* Gris carbón */
    --color-text-light: #666666;
    --color-text-muted: #888888;

    --color-bg: #FDFCFA;
    /* Blanco cálido */
    --color-bg-warm: #F9F6F1;
    --color-bg-dark: #2C2C2C;

    --color-white: #FFFFFF;
    --color-black: #1A1A1A;

    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Lato', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 50%;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-index */
    --z-navbar: 1000;
    --z-modal: 2000;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

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

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

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

ul,
ol {
    list-style: none;
}

/* ========================================
   UTILITIES
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
}

.section__label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

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

.section__label--light {
    color: var(--color-secondary);
}

.section__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: var(--space-md);
    color: var(--color-black);
}

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

.section__title--light {
    color: var(--color-white);
}

.section__text {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    max-width: 680px;
}

.section__text--center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section__text--light {
    color: rgba(255, 255, 255, 0.85);
}

.section__text--large {
    font-size: 1.25rem;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(155, 35, 53, 0.3);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(155, 35, 53, 0.4);
}

.btn--secondary {
    background: var(--color-secondary);
    color: var(--color-black);
    box-shadow: 0 4px 14px rgba(212, 168, 83, 0.3);
}

.btn--secondary:hover {
    background: var(--color-secondary-dark);
    transform: translateY(-2px);
}

.btn--text {
    padding: 0.5rem 0;
    color: var(--color-primary);
    font-weight: 600;
}

.btn--text:hover {
    color: var(--color-primary-dark);
}

.btn--large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-navbar);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.navbar__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 1rem var(--container-padding);
}

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

.navbar__logo-img {
    height: 45px;
    width: auto;
    object-fit: contain;
}

.navbar__logo-icon {
    font-size: 1.25rem;
}

.navbar__menu {
    display: none;
    align-items: center;
    gap: var(--space-lg);
}

.navbar__link {
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
    position: relative;
}

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

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

.navbar__link--highlight {
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.navbar__link--highlight::after {
    background: var(--color-primary);
}

.navbar__buttons {
    display: none;
    align-items: center;
    gap: var(--space-sm);
}

.navbar__btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.navbar__hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.navbar__hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-base);
}

.navbar__hamburger.active .navbar__hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar__hamburger.active .navbar__hamburger-line:nth-child(2) {
    opacity: 0;
}

.navbar__hamburger.active .navbar__hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.navbar__mobile-menu {
    display: none;
    flex-direction: column;
    padding: var(--space-md) var(--container-padding) var(--space-lg);
    background: var(--color-white);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar__mobile-menu.active {
    display: flex;
}

.navbar__mobile-link {
    padding: var(--space-sm) 0;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar__mobile-link--highlight {
    color: var(--color-primary);
    font-weight: 700;
}

.navbar__mobile-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

/* Desktop Navigation */
@media (min-width: 1024px) {
    .navbar__menu {
        display: flex;
    }

    .navbar__buttons {
        display: flex;
    }

    .navbar__hamburger {
        display: none;
    }

    .navbar__mobile-menu {
        display: none !important;
    }
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6rem var(--container-padding) 4rem;
    overflow: hidden;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #2C2C2C 0%, #1A1A1A 100%);
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 900"><rect fill="%232C2C2C" width="1440" height="900"/><text x="50%" y="50%" text-anchor="middle" fill="%23444" font-size="24" font-family="sans-serif">Imagen: Pareja conectada</text></svg>');
    background-size: cover;
    background-position: center;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.7) 100%);
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    padding: var(--space-lg);
}

.hero__title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--color-white);
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.hero__subtitle {
    font-size: clamp(1rem, 2.5vw, 1.375rem);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero__cta-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    align-items: center;
}

@media (min-width: 640px) {
    .hero__cta-group {
        flex-direction: row;
        justify-content: center;
    }
}

/* Scroll Indicator */
.hero__scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    z-index: 1;
}

.hero__scroll-text {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero__scroll-arrow {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    position: relative;
}

.hero__scroll-arrow span {
    position: absolute;
    top: 8px;
    left: 50%;
    width: 4px;
    height: 8px;
    background: var(--color-white);
    border-radius: 2px;
    transform: translateX(-50%);
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {

    0%,
    100% {
        top: 8px;
        opacity: 1;
    }

    50% {
        top: 20px;
        opacity: 0.3;
    }
}

/* ========================================
   SECTIONS - General
   ======================================== */
.section {
    padding: var(--space-3xl) 0;
}

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

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

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

.section--feature {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.section--cta {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
}

/* ========================================
   PROBLEMA SECTION
   ======================================== */
.problema {
    display: grid;
    gap: var(--space-xl);
    align-items: center;
}

@media (min-width: 768px) {
    .problema {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3xl);
    }
}

/* ========================================
   FILOSOFIA SECTION
   ======================================== */
.filosofia__values {
    display: grid;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

@media (min-width: 768px) {
    .filosofia__values {
        grid-template-columns: repeat(3, 1fr);
    }
}

.value-card {
    text-align: center;
    padding: var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.value-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.value-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

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

.value-card__text {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

/* ========================================
   SERVICE CARDS GRID
   ======================================== */
.cards-grid {
    display: grid;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

@media (min-width: 768px) {
    .cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card__image {
    height: 200px;
    overflow: hidden;
}

.service-card__content {
    padding: var(--space-lg);
}

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

.service-card__text {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
}

/* ========================================
   RECURSOS SECTION
   ======================================== */
.recursos {
    display: grid;
    gap: var(--space-xl);
    align-items: center;
}

@media (min-width: 768px) {
    .recursos {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3xl);
    }
}

.recursos__list {
    margin: var(--space-lg) 0;
}

.recursos__item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.0625rem;
}

.recursos__icon {
    font-size: 1.25rem;
}

.recursos__link {
    color: var(--color-secondary);
    text-decoration: underline;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.recursos__link:hover {
    color: var(--color-white);
}

/* ========================================
   PROGRAMA SECTION
   ======================================== */
.programa {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.programa__badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.programa__title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.programa__subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-xl);
}

.programa__features {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.programa__feature {
    text-align: center;
}

.programa__feature-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-white);
}

.programa__feature-text {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.programa__cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.programa__note {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   FORMACION SECTION
   ======================================== */
.formacion {
    display: grid;
    gap: var(--space-xl);
    align-items: center;
}

@media (min-width: 768px) {
    .formacion {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3xl);
    }
}

.formacion__highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    margin: var(--space-lg) 0;
}

.formacion__highlight {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.formacion__highlight-icon {
    color: var(--color-primary);
    font-weight: bold;
}

/* ========================================
   IMPACTO SECTION
   ======================================== */
.impacto__stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
}

@media (min-width: 768px) {
    .impacto__stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

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

.stat-card__number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--color-primary);
    display: inline;
}

.stat-card__suffix {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--color-primary);
}

.stat-card__label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-top: var(--space-xs);
}

/* Testimonial */
.impacto__testimonial {
    max-width: 800px;
    margin: 0 auto;
}

.testimonial {
    text-align: center;
    padding: var(--space-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.testimonial__text {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

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

.testimonial__info {
    text-align: left;
}

.testimonial__name {
    font-style: normal;
    font-weight: 600;
    color: var(--color-black);
}

.testimonial__location {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ========================================
   SUSCRIPCION SECTION
   ======================================== */
.suscripcion {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.suscripcion__title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    color: var(--color-black);
    margin-bottom: var(--space-md);
}

.suscripcion__text {
    font-size: 1.125rem;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.suscripcion__form {
    margin-top: var(--space-lg);
}

.suscripcion__input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

@media (min-width: 480px) {
    .suscripcion__input-group {
        flex-direction: row;
    }
}

.suscripcion__input {
    flex: 1;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    background: var(--color-white);
    transition: border-color var(--transition-fast);
}

.suscripcion__input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.suscripcion__disclaimer {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer__grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .footer__grid {
        grid-template-columns: 2fr repeat(3, 1fr);
    }
}

.footer__logo {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.footer__logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.footer__tagline {
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
    max-width: 280px;
}

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

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.footer__social-link:hover {
    background: var(--color-primary);
}

.social-icon {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-white);
}

.footer__title {
    font-size: 1rem;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.footer__list li {
    margin-bottom: var(--space-xs);
}

.footer__link {
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-secondary);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding-top: var(--space-xl);
    margin-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer__copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer__legal {
    display: flex;
    gap: var(--space-md);
}

.footer__legal-link {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer__legal-link:hover {
    color: var(--color-white);
}

/* ========================================
   IMAGE PLACEHOLDERS
   ======================================== */
.image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #3a3a3a 0%, #2a2a2a 100%);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    border-radius: var(--radius-lg);
    width: 100%;
    height: 100%;
    min-height: 300px;
}

.image-placeholder--problema {
    min-height: 350px;
}

.image-placeholder--service {
    min-height: 200px;
    border-radius: 0;
}

.image-placeholder--recursos {
    min-height: 400px;
}

.image-placeholder--formacion {
    min-height: 350px;
}

.image-placeholder--avatar {
    width: 60px;
    height: 60px;
    min-height: 60px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-white);
    background: var(--color-primary);
}

/* ========================================
   ANIMATION STATES
   ======================================== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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