/* NUMBA ASESORÍA - Estilos principales */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&display=swap');

:root {
    --primary-red: #E31E24;
    --primary-black: #000000;
    --primary-white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #6C757D;
    --dark-gray: #343A40;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: var(--primary-black);
    background-color: var(--primary-white);
}

/* Header y Navegación */
.header {
    background: var(--primary-white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary-black);
}

.logo-mark {
    width: 60px;
    height: 60px;
    background: var(--primary-red);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    position: relative;
    overflow: hidden;
}

.logo-mark::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    height: 3px;
    background: var(--primary-red);
    border-radius: 50px;
    transform: rotate(-15deg);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-black);
}

.logo-subtitle {
    font-size: 0.9rem;
    color: var(--medium-gray);
    font-weight: 400;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--primary-black);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary-red);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-red);
    transition: var(--transition);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-black);
    margin: 3px 0;
    transition: var(--transition);
}

/* Contenido Principal */
.main-content {
    margin-top: 80px;
}

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

/* Secciones */
.section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-black);
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-red);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--medium-gray);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary-red);
    color: var(--primary-white);
}

.btn-primary:hover {
    background: #C41E3A;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(227, 30, 36, 0.3);
}

/* Botones específicos para hero */
.hero .btn-primary {
    background: var(--primary-red);
    border: 2px solid var(--primary-red);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.hero .btn-primary:hover {
    background: var(--primary-white);
    color: var(--primary-red);
    border: 2px solid var(--primary-white);
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}

.hero .btn-secondary {
    background: rgba(255,255,255,0.2);
    color: var(--primary-white);
    border: 2px solid var(--primary-white);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.hero .btn-secondary:hover {
    background: var(--primary-white);
    color: var(--primary-red);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-red);
    border: 2px solid var(--primary-red);
}

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

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

.btn-outline:hover {
    background: var(--primary-black);
    color: var(--primary-white);
}

/* Grid System */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Cards */
.card {
    background: var(--primary-white);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #E9ECEF;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary-white);
    font-size: 1.5rem;
}

.card-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-black);
    margin-bottom: 1rem;
}

.card-text {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(0,0,0,0.6) 0%, rgba(227,30,36,0.7) 100%), 
                url('https://images.unsplash.com/photo-1600880292203-757bb62b4baf?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 6rem 0;
    text-align: center;
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0,0,0,0.4) 0%, rgba(227,30,36,0.3) 50%, rgba(0,0,0,0.4) 100%);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

/* Efecto de partículas sutiles */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(255,255,255,0.1) 1px, transparent 1px),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.1) 1px, transparent 1px),
        radial-gradient(circle at 40% 40%, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 100px 100px, 150px 150px, 200px 200px;
    animation: float 20s ease-in-out infinite;
    z-index: 1;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-white);
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
    position: relative;
    z-index: 2;
    animation: slideInDown 1s ease-out;
}

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

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--primary-white);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.7);
    opacity: 0.95;
    position: relative;
    z-index: 2;
    animation: slideInUp 1s ease-out 0.3s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
    animation: slideInUp 1s ease-out 0.6s both;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Footer */
.footer {
    background: var(--dark-gray);
    color: var(--primary-white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--primary-red);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p,
.footer-section a {
    color: #ADB5BD;
    text-decoration: none;
    line-height: 1.6;
}

.footer-section a:hover {
    color: var(--primary-red);
}

.footer-bottom {
    border-top: 1px solid #495057;
    padding-top: 1rem;
    text-align: center;
    color: #ADB5BD;
}

/* Formularios */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--primary-black);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #E9ECEF;
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: 0 0 0 3px rgba(227, 30, 36, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--primary-white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow);
    }

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

    .mobile-menu-toggle {
        display: flex;
    }

    .hero {
        background-attachment: scroll;
        min-height: 60vh;
        padding: 4rem 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .container {
        padding: 0 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section {
        padding: 2rem 0;
    }

    .card {
        padding: 1.5rem;
    }
}

/* Utilidades */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.hidden { display: none; }
.visible { display: block; }