/* =====================================================
   RESET & GLOBAL STYLES
===================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

/* Accessible focus */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(58, 154, 217, 0.4);
    border-radius: 6px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 30px 20px;
}

/* =====================================================
   HEADER
===================================================== */
header {
    background-color: #3a9ad9;
    color: white;
    padding: 12px 20px; /* más estrecho */
    position: relative;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px;
}

/* Profile photo */
.profile-photo {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid white;
    transition: transform 0.3s ease;
}

.profile-photo:hover {
    transform: scale(1.05);
}

/* Header text */
header h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.3rem;
    margin-bottom: 4px;
}

.subtitle {
    font-size: 1.05rem;
    opacity: 0.9;
}

/* Navigation */
nav ul {
    list-style: none;
    display: flex;
    gap: 18px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: 600;
}

nav ul li a:hover {
    color: #ffddb8;
}

/* =====================================================
   SECTIONS
===================================================== */
section {
    padding: 30px 20px; /* menos espacio entre bloques */
}

section h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    color: #2e8b57;
    margin-bottom: 28px;
    text-align: center;
}

/* =====================================================
   ABOUT ME (70% WIDTH)
===================================================== */
#about p {
    max-width: 70%;
    margin: 0 auto;
    text-align: center;
    font-size: 1.05rem;
}

/* =====================================================
   CARDS
===================================================== */
.card {
    background-color: #ffffff;
    border-radius: 14px;
    padding: 22px;
    margin-bottom: 22px;
    box-shadow: 0 6px 14px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

/* =====================================================
   SKILLS
===================================================== */
.skills-section {
    margin-bottom: 26px;
}

.skills-section h3 {
    margin-bottom: 12px;
    color: #3a9ad9;
}

.skills-section ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skills-section ul li {
    background-color: #3a9ad9;
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.skills-section ul li:hover {
    background-color: #2e8b57;
}

/* =====================================================
   HOBBIES
===================================================== */
#hobbies ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
}

#hobbies ul li {
    background-color: #ff7f50;
    color: white;
    padding: 10px 20px;
    border-radius: 22px;
    font-size: 0.95rem;
}

/* =====================================================
   LINKS / CONTACT
===================================================== */
#contact p {
    text-align: center;
    margin-top: 15px;
}

#contact a {
    color: #3a9ad9;
    font-weight: bold;
    text-decoration: none;
    margin: 0 8px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}



#contact a:hover {
    text-decoration: underline;
}

/* =====================================================
   RESPONSIVE
===================================================== */
@media (max-width: 768px) {
    header {
        padding: 10px 10px; /* header más estrecho */
    }

    .profile-photo {
        width: 100px;
        height: 100px;
    }

    header h1 {
        font-size: 1.8rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .header-container {
        flex-direction: column;
        text-align: center;
    }

    nav ul {
        flex-direction: column;
        gap: 8px;
        margin-top: 10px;
    }

    body {
        padding-top: 120px; /* para que el header no tape contenido */
    }
}