:root {
    --bg-color: #0c0b0b;
    --card-bg: #1a1817;
    --input-bg: #252220;
    
    --text-primary: #e6e1de;
    --text-secondary: #8f8681;
    
    --accent-color: #e87c03;
    --accent-hover: #ff9838;
    
    --border-color: #33302e;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px; /* Reduzido */
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
    border: 2px solid var(--bg-color);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px; /* Reduzido de 18px para 14px (~77%) */
    position: relative;
    overflow-x: hidden;
}

#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.6;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--accent-hover);
    text-shadow: 0 0 8px rgba(232, 124, 3, 0.4);
}

.container {
    max-width: 1000px; /* Reduzido de 1200px */
    margin: 0 auto;
    padding: 2rem;
}

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

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

header {
    text-align: center;
    padding: 4rem 0; /* Reduzido */
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 3rem; /* Reduzido */
    position: relative;
    animation: fadeInUp 0.8s ease-out forwards;
}

.profile-img-container {
    width: 170px; /* Reduzido de 220px */
    height: 170px; /* Reduzido de 220px */
    margin: 0 auto 1.5rem;
    position: relative;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--accent-color); /* Borda levemente mais fina */
    box-shadow: 0 0 30px rgba(232, 124, 3, 0.3);
    background-color: var(--card-bg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.profile-img-container:hover {
    transform: scale(1.05);
    box-shadow: 0 0 50px rgba(232, 124, 3, 0.5);
}

.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    position: relative;
    z-index: 2;
}

.profile-img.loaded {
    opacity: 1;
}

.profile-img-container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        var(--card-bg) 0%,
        #2a2827 50%,
        var(--card-bg) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    z-index: 1;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

h2 {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 1.5rem;
}

.bio {
    max-width: 600px; /* Reduzido */
    margin: 0 auto 2rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem; /* Reduzido */
}

.social-links a {
    color: var(--text-primary);
    font-size: 1.8rem;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), color 0.2s;
}

.social-links a:hover {
    color: var(--accent-color);
    transform: translateY(-5px) scale(1.1);
}

.skills-section {
    margin-bottom: 4rem;
    text-align: center;
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.2s forwards;
}

.section-header-clickable {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    cursor: pointer;
    margin-bottom: 2.5rem;
    transition: transform 0.2s;
    position: relative;
    z-index: 10;
}

.section-header-clickable:hover {
    transform: scale(1.05);
}

.section-title {
    font-size: 2rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 700;
    position: relative;
    margin: 0;
}

.toggle-icon {
    font-size: 1.5rem;
    color: var(--accent-color);
    transition: transform 0.4s ease;
}

.skills-wrapper {
    overflow: hidden;
    transition: max-height 0.6s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.6s ease;
}

.skills-wrapper.expanded {
    max-height: 2000px;
    opacity: 1;
}

.skills-wrapper.collapsed {
    max-height: 0;
    opacity: 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem; /* Reduzido */
    max-width: 800px; /* Reduzido */
    margin: 0 auto;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.skill-item {
    background-color: rgba(26, 24, 23, 0.6);
    backdrop-filter: blur(10px);
    padding: 1.5rem; /* Reduzido */
    border-radius: 12px; /* Reduzido */
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.skill-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(232, 124, 3, 0.05), transparent);
    transform: translateX(-100%);
    transition: 0.5s;
}

.skill-item:hover::before {
    transform: translateX(100%);
}

.skill-item:hover {
    transform: translateY(-6px); /* Reduzido */
    border-color: var(--accent-color);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3), 0 0 12px rgba(232, 124, 3, 0.1);
}

.skill-item i {
    font-size: 4rem; /* Reduzido levemente (era 4.5rem) */
    color: var(--text-primary);
    margin-bottom: 0.4rem;
    transition: transform 0.3s ease;
}

.skill-item:hover i {
    transform: scale(1.1);
    color: var(--accent-color);
}

.skill-item span {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s;
}

.skill-item:hover span {
    color: var(--text-primary);
}

#projetos {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.4s forwards;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); /* Reduzido de 340px */
    gap: 2rem;
}

.project-card {
    background-color: rgba(26, 24, 23, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 12px; /* Reduzido */
    padding: 2rem; /* Reduzido */
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.4), 0 0 15px rgba(232, 124, 3, 0.15);
    border-color: var(--accent-color);
}

.project-title {
    font-size: 1.4rem; /* Reduzido */
    margin-bottom: 0.8rem;
    color: var(--text-primary);
    transition: color 0.3s;
}

.project-card:hover .project-title {
    color: var(--accent-color);
}

.project-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.project-links {
    display: flex;
    gap: 1.2rem;
    margin-top: auto;
    padding-top: 1.2rem;
    border-top: 1px solid var(--border-color);
}

.project-links a {
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
}

.project-links a:hover {
    text-decoration: none;
}

.login-container {
    max-width: 360px; /* Reduzido de 450px */
    margin: 100px auto;
    padding: 2.5rem;
    background-color: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
    animation: fadeInUp 0.6s ease-out;
}

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

label {
    display: block;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 1rem;
}

input[type="text"],
input[type="password"],
input[type="url"],
textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(232, 124, 3, 0.2);
}

.btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: #fff;
    padding: 0.8rem 1.5rem; /* Reduzido */
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    width: 100%;
    text-align: center;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn:hover {
    background-color: var(--accent-hover);
    box-shadow: 0 4px 12px rgba(232, 124, 3, 0.4);
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0);
}

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

.btn-secondary:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
    box-shadow: none;
}

.btn-danger {
    background-color: #d32f2f;
}

.btn-danger:hover {
    background-color: #b71c1c;
    box-shadow: 0 4px 12px rgba(211, 47, 47, 0.4);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--border-color);
}

.admin-section {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2.5rem;
    border: 1px solid var(--border-color);
}

.project-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.2rem;
}

.project-table th, 
.project-table td {
    text-align: left;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.project-table th {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 1rem;
}

.project-table tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

.action-buttons {
    display: flex;
    gap: 0.6rem;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    width: auto;
}

.flash {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1.2rem;
    text-align: center;
    font-weight: 500;
    animation: fadeInUp 0.4s ease-out;
}
.flash.success { background-color: rgba(76, 175, 80, 0.1); border: 1px solid #4caf50; color: #4caf50; }
.flash.error { background-color: rgba(244, 67, 54, 0.1); border: 1px solid #f44336; color: #f44336; }

footer {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.6s forwards;
}

@media (max-width: 1024px) {
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-header {
        flex-direction: column;
        gap: 1.2rem;
        text-align: center;
    }
    
    h1 { font-size: 2.2rem; }
}