/* ==========================
   Variables de color y tipografía
========================== */
:root {
    --color-primary: #1F3A63;       /* Azul oscuro sofisticado */
    --color-accent: #4A90E2;        /* Celeste suave para detalles */
    --color-background: #FAFAFA;    /* Fondo muy claro */
    --color-card: #FFFFFF;           /* Tarjetas blancas */
    --color-text: #2C2C2C;          /* Texto principal */
    --color-muted: #6B7280;          /* Texto secundario */
    --color-hover: #E6F0FA;          /* Hover sutil en botones y tarjetas */
    --font-serif: 'Merriweather', serif;
    --font-sans: 'Inter', sans-serif;
}

/* ==========================
   Reset básico
========================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    font-weight: 400;
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.7;
}

/* ==========================
   Header sofisticado con animaciones
========================== */
header {
    text-align: center;
    padding: 12rem 1rem 6rem 1rem;
    background-color: var(--color-background);
}

header h1.nombre-principal {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 4rem;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(-20px);
    animation: fadeSlideDown 0.8s ease-out forwards;
}

header .subtitulo {
    font-size: 1.4rem;
    color: var(--color-muted);
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-top: 0.5rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeSlideUp 0.8s ease-out forwards;
    animation-delay: 1s; /* Aparece después de la línea y estrella */
}

.divider {
    position: relative;
    width: 480px;
    height: 0.5px;
    background-color: var(--color-accent);
    margin: 2.5rem auto 1.5rem;
    transform: scaleX(0);
    transform-origin: center;
    animation: lineReveal 0.8s ease-out forwards;
    animation-delay: 0.3s; /* Empieza justo después del título */
}

.divider .ornament {
    position: absolute;
    top: -11px;
    left: 50%;
    transform: translateX(-50%) scale(0);
    background-color: var(--color-background);
    padding: 0 0.6rem;
    color: var(--color-accent);
    font-size: 1.2rem;
    animation: starAppear 0.5s ease-out forwards;
    animation-delay: 1s; /* Después de la línea */
}

/* ==========================
   Animaciones
========================== */
@keyframes lineReveal {
    to {
        transform: scaleX(1);
    }
}

@keyframes starAppear {
    to {
        transform: translateX(-50%) scale(1);
        opacity: 1;
    }
}

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

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

/* ==========================
   Sección Servicios
========================== */
#servicios {
    text-align: center;
    padding: 6rem 1rem;
}

#servicios h2 {
    font-size: 2.4rem;
    color: var(--color-primary);
    margin-bottom: 3rem;
    font-weight: 600;
}

.servicios-container {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.servicio {
    background-color: var(--color-card);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    border: 1px solid #E5E7EB;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.servicio:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
}

.servicio h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.servicio p {
    font-size: 1rem;
    color: var(--color-muted);
}

/* ==========================
   Sección Contacto
========================== */
#contacto {
    padding: 6rem 1rem;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

#contacto h2 {
    font-size: 2.2rem;
    color: var(--color-primary);
    margin-bottom: 2rem;
    font-weight: 600;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

input, textarea {
    padding: 1rem 1.2rem;
    border: 1px solid #D1D5DB;
    border-radius: 10px;
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

input:focus, textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 4px 12px rgba(74,144,226,0.15);
    outline: none;
}

textarea {
    min-height: 140px;
    resize: vertical;
}

button {
    padding: 1rem 2rem;
    border: none;
    border-radius: 10px;
    background-color: var(--color-primary);
    color: #FFFFFF;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.25s ease, transform 0.15s ease;
}

button:hover {
    background-color: var(--color-accent);
    transform: translateY(-1px);
}

/* ==========================
   Footer profesional
========================== */
footer {
    margin-top: 5rem;
    background-color: var(--color-background);
    color: var(--color-text);
    font-size: 0.9rem;
}

.footer-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    padding: 3rem 1rem;
}

.footer-col h3, .footer-col h4 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
    color: var(--color-muted);
}

.footer-bottom {
    text-align: center;
    padding: 1rem;
    font-size: 0.85rem;
    border-top: 1px solid #E5E7EB;
}

/* ==========================
   Responsive
========================== */
@media (min-width: 768px) {
    .servicios-container {
        flex-direction: row;
        justify-content: space-between;
    }
}