/* ==========================================================================
   VARIABLES Y CONFIGURACIÓN BASE
   ========================================================================== */
:root {
    --primary-color: #2C5F7C;
    --secondary-color: #7FB069;
    --accent-color: #E08D3C;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-hover: 0 10px 30px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

/* ==========================================================================
   COMPONENTES GLOBALES
   ========================================================================== */
.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
    position: relative;
    font-weight: 600;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
}

.btn-primary {
    background: var(--accent-color);
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 25px;
    font-weight: bold;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(224, 141, 60, 0.3);
}

.btn-primary:hover {
    background: #d67c2a;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(224, 141, 60, 0.4);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    transform: translateY(-2px);
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
}

.contact-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.1;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
    animation: float 20s infinite linear;
    z-index: 1;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

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

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    text-align: center;
    color: var(--text-dark);
    transform: perspective(1000px) rotateY(-5deg);
    transition: var(--transition);
    max-width: 350px;
}

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

.profile-img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 4px solid var(--primary-color);
}

.profile-info h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.profile-title {
    color: var(--text-light);
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.profile-degree {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.profile-experience {
    color: var(--accent-color);
    font-weight: bold;
    font-size: 1rem;
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */
.services {
    padding: 80px 0;
    background: var(--bg-light);
}

.service-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--secondary-color);
}

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

.service-image {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-card:hover .service-image img {
    transform: scale(1.05);
}

.service-content {
    padding: 2rem;
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    text-align: center;
}

.service-list {
    list-style: none;
    padding: 0;
}

.service-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
    position: relative;
    padding-left: 1.5rem;
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

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

/* ==========================================================================
   RESULTS SECTION
   ========================================================================== */
.results {
    padding: 80px 0;
    background: var(--primary-color);
    color: white;
}

.result-item {
    padding: 2rem 1rem;
}

.result-number {
    font-size: 3rem;
    font-weight: bold;
    color: var(--accent-color);
    display: block;
    line-height: 1;
}

.result-symbol {
    font-size: 2rem;
    color: var(--accent-color);
    font-weight: bold;
}

.result-text {
    font-size: 1rem;
    margin-top: 0.5rem;
    display: block;
    opacity: 0.9;
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about {
    padding: 80px 0;
    background: white;
}

.about-image img {
    border-radius: 15px;
    box-shadow: var(--shadow);
}

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

.about-content p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

/* ==========================================================================
   CREDENTIALS SECTION
   ========================================================================== */
.credentials {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.credential-item {
    background: white;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: var(--transition);
}

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

.credential-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.credential-item p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin: 0;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact {
    padding: 80px 0;
    background: var(--primary-color);
    color: white;
}

.contact-info h3 {
    margin-bottom: 2rem;
    font-size: 2rem;
    font-weight: 600;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    background: var(--accent-color);
    padding: 1rem;
    border-radius: 50%;
    font-size: 1.2rem;
    min-width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item a {
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--accent-color);
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    color: var(--text-dark);
    box-shadow: var(--shadow);
}

.contact-form h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.form-label {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.form-control,
.form-select {
    border: 2px solid #eee;
    border-radius: 8px;
    padding: 1rem;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(44, 95, 124, 0.25);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section p,
.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
    margin-bottom: 0.5rem;
    display: block;
}

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

.footer-bottom {
    border-top: 1px solid #555;
    padding-top: 1rem;
    text-align: center;
    color: #ccc;
}

/* ==========================================================================
   WHATSAPP FLOAT BUTTON
   ========================================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25D366;
    color: white;
    padding: 1rem;
    border-radius: 50%;
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    animation: pulse 2s infinite;
    text-decoration: none;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.whatsapp-float:hover {
    background: #128C7E;
    color: white;
    transform: scale(1.1);
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* ==========================================================================
   ANIMACIONES GENERALES
   ========================================================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ==========================================================================
   UTILIDADES
   ========================================================================== */
.text-accent {
    color: var(--accent-color) !important;
}

.bg-accent {
    background-color: var(--accent-color) !important;
}

.text-primary-custom {
    color: var(--primary-color) !important;
}

.bg-primary-custom {
    background-color: var(--primary-color) !important;
}

.text-secondary-custom {
    color: var(--secondary-color) !important;
}

.bg-secondary-custom {
    background-color: var(--secondary-color) !important;
}