/* ==============================
   CSS Variables & Theming
============================== */
:root {
    /* Fonts */
    --font-ui: 'Inter', sans-serif;
    --font-title: 'Poppins', sans-serif;
    --font-heading: 'Montserrat', sans-serif;

    /* Light Theme Palette (Default) */
    --clr-bg: #FFFFFF;
    --clr-bg-alt: #F8F9FA;
    --clr-text: #1F1F1F;
    --clr-text-light: #555555;
    --clr-primary: #0A2540;
    /* Azul profundo */
    --clr-accent: #0897c2;
    /* Cian eléctrico */
    --clr-accent-hover: #0885af;
    --clr-border: #E5E5E5;

    /* Shadows & Glow */
    --shadow-sm: 0 4px 6px rgba(10, 37, 64, 0.05);
    --shadow-md: 0 10px 20px rgba(10, 37, 64, 0.08);
    --shadow-lg: 0 20px 40px rgba(10, 37, 64, 0.12);
    --glow-accent: 0 0 20px rgba(0, 194, 255, 0.4);

    /* UI Measurements */
    --header-height: 4.5rem;
    --container-max: 1140px;
    --border-radius: 12px;
    --transition: .3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Dark Theme Palette */
body.dark-mode {
    --clr-bg: #0D0D0D;
    /* Negro carbón */
    --clr-bg-alt: #161616;
    --clr-text: #E5E5E5;
    /* Gris humo */
    --clr-text-light: #CCCCCC;
    --clr-primary: #003F5C;
    /* Azul petróleo */
    --clr-accent: #00E5FF;
    /* Cyan eléctrico (consistente con modo claro) */
    --clr-accent-hover: #00B8D4;
    --clr-border: #333333;

    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 10px 20px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.8);
    --glow-accent: 0 0 20px rgba(0, 229, 255, 0.3);
}

/* ==============================
   Base Reset & Globals
============================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

/* A11y Focus Styles */
*:focus-visible {
    outline: 2px solid var(--clr-accent);
    outline-offset: 4px;
    border-radius: 2px;
}

body {
    font-family: var(--font-ui);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.6;
    transition: background-color var(--transition), color var(--transition);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-title);
    color: var(--clr-text);
    line-height: 1.2;
}

ul {
    list-style: none;
}

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

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

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

/* Layout Globals */
.container {
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: 1.5rem;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.section {
    padding-block: 5rem 2rem;
}

/* ==============================
   Buttons & Links
============================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--clr-accent);
    color: var(--clr-bg);
    /* En dark mode (dorado), texto debería ser negro, ajustemos eso abajo si es necesario */
}

body.dark-mode .btn-primary {
    color: #000;
}

.btn-primary:hover {
    background-color: var(--clr-accent-hover);
    box-shadow: var(--glow-accent);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--clr-text);
    border: 1px solid var(--clr-border);
}

.btn-secondary:hover {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
}

.btn-cv {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
    background-color: rgba(8, 151, 194, 0.05);
}

.btn-cv:hover {
    background-color: var(--clr-accent);
    color: var(--clr-bg);
    box-shadow: var(--glow-accent);
}

body.dark-mode .btn-cv {
    background-color: rgba(212, 175, 55, 0.05);
}

body.dark-mode .btn-cv:hover {
    color: #000;
}

/* ==============================
   Header & Navbar
============================== */
.header {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    background-color: rgba(var(--clr-bg-rgb), 0.8);
    /* Requiere var extra para blur o fallback */
    background: var(--clr-bg);
    /* Fallback */
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.header.scroll-header {
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

.nav-list {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--clr-text-light);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--clr-accent);
}

/* Decoración Hover Links */
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--clr-accent);
    bottom: -4px;
    left: 0;
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.btn-contact {
    padding: 0.5rem 1.2rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--border-radius);
    color: var(--clr-text);
}

.btn-contact::after {
    display: none;
}

.btn-contact:hover {
    background-color: var(--clr-accent);
    color: var(--clr-bg);
    border-color: var(--clr-accent);
}

body.dark-mode .btn-contact:hover {
    color: #000;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-btn,
.nav-toggle {
    font-size: 1.25rem;
    color: var(--clr-text);
    transition: var(--transition);
}

.theme-btn:hover {
    color: var(--clr-accent);
}

.nav-toggle {
    display: none;
}

/* ==============================
   Hero Section
============================== */
.home-container {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    min-height: 85vh;
}

.home-data {
    max-width: 550px;
    animation: fadeUp 1s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
    opacity: 0;
    transform: translateY(30px);
}

.home-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.25rem;
}

.home-title span {
    display: block;
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--clr-accent);
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Typewriter Styles */
.home-title span.typewriter-text {
    display: inline;
    text-transform: none;
}

.home-title span.typewriter-cursor {
    display: inline-block;
    width: 3px;
    animation: blink 0.75s step-end infinite;
    color: var(--clr-accent);
    margin-left: 2px;
    vertical-align: text-bottom;
    height: 1.2em;
    background-color: var(--clr-accent);
}

@keyframes blink {

    from,
    to {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.home-description {
    font-size: 1.2rem;
    color: var(--clr-text-light);
    margin-bottom: 2.5rem;
    max-width: 450px;
}

.home-buttons {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.home-img-wrapper {
    position: relative;
    justify-self: center;
    animation: fadeIn 1.2s cubic-bezier(0.25, 0.8, 0.25, 1) 0.3s forwards;
    opacity: 0;
}

.home-img {
    width: 350px;
    height: 450px;
    border-radius: 2rem;
    overflow: hidden;
    position: relative;
    z-index: 2;
    border: 1px solid var(--clr-border);
}

.home-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.home-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 5vmin;
    /* Modificado para que no sea estático, dará un efecto chulo */
    left: -5vmin;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
    filter: blur(60px);
    z-index: 1;
    opacity: 0.4;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite alternate;
}

.home-scroll {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeIn 1s ease-in 1s forwards;
    opacity: 0;
}

.scroll-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--clr-text-light);
    font-size: 0.9rem;
    transition: var(--transition);
}

.scroll-btn:hover {
    color: var(--clr-accent);
}

.mouse {
    width: 24px;
    height: 36px;
    border: 2px solid currentColor;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 4px;
}

.wheel {
    width: 4px;
    height: 6px;
    background-color: currentColor;
    border-radius: 2px;
    animation: scroll 1.5s infinite;
}

/* ==============================
   Keyframes / Animations
============================== */
@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@keyframes float {
    0% {
        transform: translateY(0) scale(1);
    }

    100% {
        transform: translateY(-20px) scale(1.05);
    }
}

@keyframes scroll {
    0% {
        transform: translateY(0);
        opacity: 1;
    }

    100% {
        transform: translateY(12px);
        opacity: 0;
    }
}

/* ==============================
   Media Queries (Responsive)
============================== */
@media screen and (max-width: 992px) {
    .home-container {
        grid-template-columns: 1fr;
        padding-top: 8rem;
        row-gap: 4rem;
        text-align: center;
    }

    .home-data {
        justify-self: center;
        max-width: 600px;
    }

    .home-title {
        font-size: clamp(2rem, 6vw, 3.5rem);
    }

    .home-description {
        margin-inline: auto;
    }

    .home-buttons {
        justify-content: center;
    }

    .home-img-wrapper {
        order: -1;
        /* Poner imagen arriba en móvil / tablet */
    }
}

@media screen and (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--clr-bg);
        border-left: 1px solid var(--clr-border);
        box-shadow: -10px 0 20px rgba(0, 0, 0, 0.05);
        padding: 3rem 2rem;
        transition: right 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    }

    .nav-menu.show-menu {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem;
    }

    .btn-contact {
        border: none;
        padding: 0;
    }

    .btn-contact:hover {
        background-color: transparent;
        color: var(--clr-accent);
    }

    .home-img {
        width: 280px;
        height: 380px;
    }
}

@media screen and (max-width: 480px) {
    .home-buttons {
        flex-direction: column;
        width: 100%;
    }

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

/* ==============================
   About Section & Timeline
============================== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    /* Más espacio */
    animation: fadeUp 1s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: var(--clr-primary);
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
}

body.dark-mode .section-title {
    color: var(--clr-text);
}

.section-title::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 3px;
    background-color: var(--clr-accent);
    bottom: -8px;
    left: 25%;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--clr-text-light);
    font-weight: 500;
    margin-top: 1rem;
}

/* Grid Layout */
.about-container {
    grid-template-columns: 1.2fr 1fr;
    /* Bio un poco más ancha */
    gap: 4rem;
    /* Más espacio entre columnas */
    align-items: flex-start;
}

/* Stats Bar (Nuevo) */
.about-stats {
    display: flex;
    gap: 25px;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--clr-border);
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--clr-text);
}

.stat-item i {
    color: var(--clr-accent);
    font-size: 1.1rem;
}

/* Typography */
.about-text {
    margin-bottom: 1.5rem;
    color: var(--clr-text-light);
    font-size: 1.05rem;
    line-height: 1.8;
    /* ¡Más aire para leer! */
    text-align: justify;
    /* Opcional: left es mejor para web moderna, pero justify da orden */
}

.about-text strong {
    color: var(--clr-text);
    font-weight: 700;
}

/* Highlight Box (Nuevo) */
.highlight-box {
    background-color: rgba(8, 145, 178, 0.08);
    /* Color accent con opacidad */
    border-left: 4px solid var(--clr-accent);
    padding: 15px 20px;
    border-radius: 0 8px 8px 0;
    margin: 25px 0;
    display: flex;
    align-items: center;
    gap: 15px;
}

.highlight-box i {
    font-size: 1.5rem;
    color: var(--clr-accent);
}

.highlight-box span {
    font-size: 0.95rem;
    color: var(--clr-text);
    line-height: 1.6;
}

/* Timeline */
.timeline-title {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--clr-primary);
}

body.dark-mode .timeline-title {
    color: var(--clr-text);
}

.timeline-items {
    border-left: 2px solid var(--clr-border);
    padding-left: 2rem;
    position: relative;
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
    /* Más espacio entre items */
    transition: all 0.3s ease;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

/* Dot Style */
.timeline-dot {
    position: absolute;
    left: -2.65rem;
    /* Ajustado para centrar en la línea de 2px */
    top: 0.4rem;
    width: 16px;
    height: 16px;
    background-color: var(--clr-bg);
    /* Fondo del body */
    border: 3px solid var(--clr-border);
    border-radius: 50%;
    transition: var(--transition);
    z-index: 2;
}

.timeline-item:hover .timeline-dot {}

/* Active Item (El último) */
.timeline-item.active .timeline-dot {
    background-color: var(--clr-accent);
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 6px rgba(8, 145, 178, 0.2);
}

.timeline-date {
    font-size: 0.8rem;
    color: var(--clr-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.timeline-job {
    font-size: 1.15rem;
    color: var(--clr-text);
    margin-bottom: 0.6rem;
    font-weight: 700;
}

.timeline-desc {
    color: var(--clr-text-light);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Estilo para la nota personal */
.personal-note {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--clr-border);
    /* Línea punteada sutil para separar */
}

.personal-note p {
    color: var(--clr-text-light);
    font-size: 0.95rem;
    font-style: italic;
    /* Cursiva para diferenciar tono */
    opacity: 0.85;
    /* Un poco más suave */
    line-height: 1.6;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Responsive */
@media screen and (max-width: 992px) {
    .about-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-stats {
        justify-content: center;
    }
}

/* ==============================
   Projects Section - Mejorado
============================== */

/* Filters con contador */
.portfolio-filters {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    border: 1px solid var(--clr-border);
    color: var(--clr-text);
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.filter-btn:hover {
    transform: scale(0.97);
    background-color: var(--clr-primary);
    color: #FFF;
    border-color: var(--clr-primary);
}

.filter-btn.active-filter {
    background-color: var(--clr-primary);
    color: #FFF;
    border-color: var(--clr-primary);
    box-shadow: 0 4px 12px rgba(8, 145, 178, 0.3);
}

body.dark-mode .filter-btn:hover,
body.dark-mode .filter-btn.active-filter {
    background-color: var(--clr-accent);
    color: #000;
    border-color: var(--clr-accent);
}

/* Contador de filtros */
.filter-count {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--clr-text-light);
    opacity: 0.8;
}

.filter-count strong {
    color: var(--clr-accent);
    font-weight: 700;
}

/* Grid de proyectos */
.portfolio-container {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

/* Cards */
.portfolio-card {
    background-color: var(--clr-bg-alt);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid transparent;
    display: flex;
    flex-direction: column;
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--clr-border);
}

/* Imagen y overlay */
.portfolio-img-box {
    position: relative;
    overflow: hidden;
    height: 220px;
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.portfolio-card:hover .portfolio-img {
    transform: scale(1.08);
}

/* Hover overlay mejorado */
.portfolio-hover {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 37, 64, 0.95) 0%, rgba(10, 37, 64, 0.75) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity 0.4s ease;
    gap: 12px;
}

.portfolio-card:hover .portfolio-hover {
    opacity: 1;
}

/* Status badge */
.portfolio-status {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: #FFF;
    font-weight: 600;
    font-size: 0.8rem;
    background-color: var(--clr-accent);
    padding: 0.4rem 0.9rem;
    border-radius: 2rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

body.dark-mode .portfolio-status {
    color: #000;
}

/* Métrica destacada */
.portfolio-metric {
    color: white;
    text-align: center;
}

.portfolio-metric strong {
    font-size: 2rem;
    font-weight: 800;
    color: var(--clr-accent);
    display: block;
    line-height: 1;
    margin-bottom: 4px;
}

.portfolio-metric span {
    font-size: 0.85rem;
    opacity: 0.9;
}

/* Botones de acción */
.portfolio-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.btn-action {
    padding: 8px 16px;
    background: white;
    color: var(--clr-primary);
    text-decoration: none;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-action:hover {
    background: var(--clr-accent);
    color: white;
    transform: translateY(-2px);
}

.btn-action.secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-action.secondary:hover {
    background: white;
    color: var(--clr-primary);
}

/* Contenido de la card */
.portfolio-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.portfolio-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--clr-text);
    line-height: 1.3;
}

/* Meta info con iconos */
.portfolio-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 1rem;
    font-size: 0.8rem;
    color: var(--clr-text-light);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.meta-item i {
    color: var(--clr-accent);
}

/* Descripciones */
.portfolio-desc {
    color: var(--clr-text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.portfolio-desc strong {
    color: var(--clr-text);
    font-weight: 600;
}

/* Impacto destacado */
.portfolio-impact {
    color: var(--clr-primary);
    font-size: 0.9rem;
    font-weight: 500;
    margin: 1rem 0;
    padding: 0.75rem 1rem;
    border-left: 3px solid var(--clr-accent);
    background-color: rgba(8, 145, 178, 0.08);
    border-radius: 0 4px 4px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1.4;
}

body.dark-mode .portfolio-impact {
    color: var(--clr-accent);
}

.portfolio-impact i {
    flex-shrink: 0;
}

/* Tags de tecnologías */
.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
    padding-top: 1rem;
}

.tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 2rem;
    background-color: var(--clr-border);
    color: var(--clr-text);
    font-weight: 500;
    transition: all 0.2s ease;
}

.tag:hover {
    background-color: var(--clr-accent);
    color: white;
    transform: scale(1.05);
}

/* Clases para el filtrado */
.portfolio-card.hide {
    display: none;
}

.portfolio-card.show {
    display: flex;
    /* o block, dependiendo de tu estructura */
    animation: fadeUp 0.5s ease forwards;
}

/* Asegúrate de tener esta animación definida */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media screen and (max-width: 768px) {
    .portfolio-filters {
        justify-content: center;
    }

    .filter-count {
        margin-left: 0;
        margin-top: 10px;
        width: 100%;
        text-align: center;
    }

    .portfolio-container {
        grid-template-columns: 1fr;
    }

    .portfolio-hover {
        padding: 1rem;
    }

    .portfolio-metric strong {
        font-size: 1.5rem;
    }
}

/* ==============================
   Services Section
============================== */
.services-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: var(--clr-bg-alt);
    border: 1px solid var(--clr-border);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--clr-accent), var(--clr-primary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

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

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--clr-accent), var(--clr-primary));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.75rem;
    color: white;
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: 1.3rem;
    color: var(--clr-text);
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.3;
}

.service-desc {
    color: var(--clr-text-light);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem 0;
    flex-grow: 1;
}

.service-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--clr-text-light);
    font-size: 0.95rem;
    line-height: 1.5;
}

.service-features li i {
    color: var(--clr-accent);
    font-size: 0.9rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--clr-primary);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-top: auto;
}

.service-link i {
    transition: transform 0.3s ease;
}

.service-link:hover {
    color: var(--clr-accent);
    gap: 0.75rem;
}

.service-link:hover i {
    transform: translateX(4px);
}

/* Responsive */
@media screen and (max-width: 992px) {
    .services-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
    }
}

@media screen and (max-width: 576px) {
    .service-card {
        padding: 2rem 1.5rem;
    }

    .service-icon {
        width: 56px;
        height: 56px;
        font-size: 1.5rem;
    }

    .service-title {
        font-size: 1.25rem;
    }
}

/* ==============================
   Contact Section - Mejorado
============================== */
.contact-container {
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
    align-items: start;
    /* Cambiado de center a start */
}

.contact-title {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--clr-primary);
}

body.dark-mode .contact-title {
    color: var(--clr-accent);
}

.contact-desc {
    color: var(--clr-text-light);
    margin-bottom: 2rem;
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Availability Badge */
.availability-badge {
    background: linear-gradient(135deg, rgba(8, 145, 178, 0.1), rgba(0, 194, 255, 0.05));
    border: 1px solid rgba(8, 145, 178, 0.2);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.status-dot {
    width: 10px;
    height: 10px;
    background: #10b981;
    /* Verde éxito */
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.availability-badge .status-text {
    font-weight: 600;
    color: var(--clr-text);
    display: flex;
    align-items: center;
}

.response-time {
    color: var(--clr-text-light);
    font-size: 0.85rem;
    margin-left: 18px;
    /* Alinear con el texto */
}

/* Contact Items */
.contact-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: var(--clr-bg);
    transform: translateX(5px);
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--clr-accent);
    padding: 0.75rem;
    background-color: rgba(8, 145, 178, 0.1);
    border-radius: 50%;
    min-width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--clr-border);
    transition: all 0.3s ease;
}

.contact-item:hover .contact-icon {
    background-color: var(--clr-accent);
    color: white;
    transform: scale(1.1);
}

.contact-subtitle {
    font-size: 0.9rem;
    color: var(--clr-text-light);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.contact-text {
    font-size: 1rem;
    color: var(--clr-text);
    transition: var(--transition);
    font-weight: 500;
}

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

/* CTA Group */
.contact-cta-group {
    margin-top: 2rem;
}

.btn-calendar {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1.05rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(8, 145, 178, 0.3);
}

.btn-calendar:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(8, 145, 178, 0.4);
}

.cta-note {
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: var(--clr-text-light);
    text-align: center;
}

/* Form Wrapper */
.contact-form-wrapper {
    background-color: var(--clr-bg-alt);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--clr-border);
    box-shadow: var(--shadow-md);
    position: relative;
}

/* Form Grid */
.form-row.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

/* Form Groups */
.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    color: var(--clr-text);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.required {
    color: #ef4444;
    margin-left: 2px;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    border-radius: 8px;
    border: 2px solid var(--clr-border);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-input:hover {
    border-color: var(--clr-accent);
}

.form-input:focus {
    outline: none;
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 4px rgba(8, 145, 178, 0.1);
}

/* Validation States */
.form-input.error {
    border-color: #ef4444;
}

.form-input.success {
    border-color: #10b981;
}

.form-error {
    display: block;
    color: #ef4444;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    min-height: 20px;
}

/* Character Counter */
.form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
}

.char-counter {
    font-size: 0.85rem;
    color: var(--clr-text-light);
}

/* Checkbox */
.checkbox-group {
    margin-bottom: 1.5rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--clr-text-light);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--clr-border);
    border-radius: 4px;
    flex-shrink: 0;
    margin-top: 2px;
    transition: all 0.3s ease;
    position: relative;
}

.checkbox-label input:checked+.checkmark {
    background: var(--clr-accent);
    border-color: var(--clr-accent);
}

.checkbox-label input:checked+.checkmark::after {
    content: '✓';
    position: absolute;
    color: white;
    font-size: 14px;
    font-weight: bold;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.checkbox-text {
    line-height: 1.5;
}

.checkbox-text a {
    color: var(--clr-accent);
    text-decoration: underline;
}

/* Submit Button */
.form-btn {
    width: 100%;
    padding: 1.25rem;
    font-size: 1.05rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    position: relative;
    overflow: hidden;
}

.form-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-loader {
    display: none;
}

.form-btn.loading .btn-text,
.form-btn.loading .btn-icon {
    display: none;
}

.form-btn.loading .btn-loader {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

/* Success Message */
.form-success {
    text-align: center;
    padding: 3rem 2rem;
    animation: fadeIn 0.5s ease;
}

.form-success i {
    font-size: 4rem;
    color: #10b981;
    margin-bottom: 1rem;
}

.form-success h4 {
    font-size: 1.5rem;
    color: var(--clr-text);
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--clr-text-light);
    font-size: 1rem;
}

/* Honeypot (anti-spam) */
.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media screen and (max-width: 992px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-form-wrapper {
        padding: 2rem;
    }

    .form-row.grid {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 576px) {
    .contact-form-wrapper {
        padding: 1.5rem;
    }

    .availability-badge {
        padding: 1rem;
    }

    .contact-item {
        padding: 0.75rem;
    }
}

/* ==============================
   Footer Section
============================== */
/* ==============================
   Footer Section - Dark Mode Compatible
============================== */
.footer {
    background-color: var(--clr-primary);
    color: #ffffff;
    padding: 4rem 0 2rem;
    margin-top: 4rem;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Adaptación explícita para Dark Mode */
body.dark-mode .footer {
    background-color: var(--clr-bg-dark);
    /* O var(--clr-primary-dark) según tus variables */
    color: #e2e8f0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

body.dark-mode .footer-grid {
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

/* Columna 1: Marca */
.footer-logo {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: #fff;
}

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

.footer-tagline {
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    max-width: 300px;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--clr-accent);
    color: #fff;
    transform: translateY(-3px);
}

/* Columna 2: Navegación */
.footer-heading {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #fff;
    position: relative;
    display: inline-block;
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--clr-accent);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--clr-accent);
    transform: translateX(5px);
}

/* Columna 3: Contacto */
.footer-text {
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.footer-ctas {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.btn-footer-email {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-footer-email:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-footer-calendar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--clr-accent);
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    padding: 0.85rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-footer-calendar:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Barra Inferior */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

/* Responsive */
@media screen and (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .footer-brand {
        grid-column: 1 / -1;
        text-align: center;
    }

    .footer-tagline {
        max-width: 100%;
        margin: 0 auto 1.5rem;
    }

    .footer-social {
        justify-content: center;
    }
}

@media screen and (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-heading::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

/* ==============================
   Utility / Keyframes Extensions
============================== */
@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.mt-1 {
    margin-top: 1rem;
}

.mt-2 {
    margin-top: 2rem;
}