/* =============================================================================
   PORTFÓLIO — Tema Dark/Roxo
   Customiza Bootstrap 5 para replicar o visual da referência
   ============================================================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Fira+Code:wght@400;500&display=swap');

/* =============================================================================
   Design Tokens
   ============================================================================= */
:root {
    --bg-primary: #06000f;
    --bg-secondary: #0d0519;
    --bg-card: rgba(18, 8, 38, 0.6);
    --bg-card-hover: rgba(26, 12, 55, 0.8);

    --accent: #7c3aed;
    --accent-light: #a78bfa;
    --accent-dark: #5b21b6;
    --accent-glow: rgba(124, 58, 237, 0.35);
    --accent-glow-strong: rgba(124, 58, 237, 0.6);

    --text-primary: #f0e6ff;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;

    --border-subtle: rgba(124, 58, 237, 0.15);
    --border-hover: rgba(124, 58, 237, 0.4);

    --glass-bg: rgba(18, 8, 38, 0.4);
    --glass-border: rgba(124, 58, 237, 0.12);
    --glass-blur: 20px;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Fira Code', monospace;

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* =============================================================================
   Reset & Base
   ============================================================================= */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-dark) var(--bg-primary);
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent-dark);
    border-radius: 3px;
}

::selection {
    background: var(--accent);
    color: white;
}

a {
    color: var(--accent-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

img {
    max-width: 100%;
    height: auto;
}

/* =============================================================================
   Navbar
   ============================================================================= */
.navbar-portfolio {
    background: rgba(6, 0, 15, 0.7);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    transition: all var(--transition-normal);
    z-index: 1000;
}

.navbar-portfolio.scrolled {
    background: rgba(6, 0, 15, 0.92);
    padding: 0.6rem 0;
    box-shadow: 0 4px 30px var(--accent-glow);
}

.navbar-brand-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-light) !important;
    letter-spacing: -0.5px;
}

.navbar-brand-logo span {
    color: var(--accent);
}

.navbar-portfolio .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1.2rem !important;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.navbar-portfolio .nav-link:hover,
.navbar-portfolio .nav-link.active {
    color: var(--text-primary) !important;
    background: rgba(124, 58, 237, 0.1);
}

.navbar-portfolio .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

/* =============================================================================
   Hero Section
   ============================================================================= */
.hero-section {
    min-height: 100vh;
    padding-top: 120px;
    padding-bottom: 80px;
    position: relative;
    overflow: hidden;
}

/* Background glow */
.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow-strong) 0%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
}

/* Profile photo */
.hero-profile-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 2rem;
}

.hero-profile-img {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
    box-shadow: 0 0 40px var(--accent-glow), 0 0 80px var(--accent-glow);
    position: relative;
    z-index: 2;
}

.hero-profile-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow-strong) 0%, transparent 70%);
    filter: blur(25px);
    z-index: 1;
}

/* Hero text */
.hero-greeting {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.hero-greeting .accent {
    color: var(--accent-light);
    font-weight: 600;
}

.hero-subtitle-box {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.5rem 2rem;
    margin-bottom: 2rem;
    display: inline-block;
    backdrop-filter: blur(10px);
}

.hero-subtitle-label {
    color: var(--accent-light);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.3rem;
}

.hero-headline {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 0;
}

.hero-headline .accent {
    color: var(--accent-light);
    font-style: italic;
}

.hero-role-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 2rem 0 0.5rem;
}

.typing-cursor {
    display: inline-block;
    width: 3px;
    height: 1.1em;
    background: var(--accent);
    margin-left: 4px;
    animation: blink 1s infinite;
    vertical-align: text-bottom;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-current-role {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hero-current-role a {
    color: var(--accent-light);
    font-weight: 500;
}

.hero-current-role .company-icon {
    display: inline-block;
    width: 18px;
    height: 18px;
    margin-right: 4px;
    vertical-align: middle;
}

.hero-about {
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.8;
}

/* =============================================================================
   Section Titles
   ============================================================================= */
.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2.5rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    margin-top: 0.5rem;
    border-radius: 2px;
}

/* =============================================================================
   Work Experience Cards
   ============================================================================= */
.experience-section {
    padding: 80px 0;
}

.experience-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 0;
    overflow: hidden;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.experience-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 8px 32px var(--accent-glow);
    transform: translateY(-4px);
    background: var(--bg-card-hover);
}

.experience-card-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-bottom: 1px solid var(--border-subtle);
}

.experience-card-body {
    padding: 1.2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.experience-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.experience-card-company {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.experience-card-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    flex: 1;
}

.experience-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--accent-light);
    font-weight: 500;
    margin-top: 0.8rem;
    transition: all var(--transition-fast);
}

.experience-card-link:hover {
    color: var(--accent);
    gap: 10px;
}

/* =============================================================================
   Skills / Technologies Section
   ============================================================================= */
.skills-section {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.skills-availability {
    text-align: center;
    margin-bottom: 3rem;
}

.skills-availability p {
    font-size: 1.05rem;
    color: var(--text-primary);
    font-weight: 500;
}

.skills-availability .accent {
    color: var(--accent-light);
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: var(--accent);
    text-underline-offset: 4px;
}

.skills-availability .sub-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Orbit container */
.skills-orbit-container {
    position: relative;
    width: 400px;
    height: 400px;
    margin: 0 auto;
}

.skills-center-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent) 0%, var(--accent-dark) 40%, transparent 70%);
    box-shadow: 0 0 60px var(--accent-glow-strong), 0 0 120px var(--accent-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.skills-center-icon {
    font-size: 2.5rem;
    color: white;
}

/* Orbit rings */
.orbit-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.orbit-ring-1 {
    width: 250px;
    height: 250px;
}

.orbit-ring-2 {
    width: 370px;
    height: 370px;
}

/* Skill items positioned around orbit */
.skill-item {
    position: absolute;
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    z-index: 3;
    cursor: default;
}

.skill-item:hover {
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: scale(1.2);
    z-index: 10;
}

.skill-item img {
    width: 30px;
    height: 30px;
    object-fit: contain;
    filter: brightness(0.9);
    transition: filter var(--transition-fast);
}

.skill-item:hover img {
    filter: brightness(1.1);
}

.skill-item .skill-tooltip {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    border: 1px solid var(--border-subtle);
}

.skill-item:hover .skill-tooltip {
    opacity: 1;
}

/* Float animation */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.skill-float {
    animation: float 3s ease-in-out infinite;
}

.skill-float:nth-child(2n) {
    animation-delay: 0.5s;
}

.skill-float:nth-child(3n) {
    animation-delay: 1s;
}

.skill-float:nth-child(4n) {
    animation-delay: 1.5s;
}

/* Ellipse decorative (bottom of skills) */
.skills-ellipse {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 500px;
    height: 100px;
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    opacity: 0.5;
}

/* =============================================================================
   Projects Section
   ============================================================================= */
.projects-section {
    padding: 80px 0;
}

.project-block {
    margin-bottom: 80px;
    position: relative;
}

.project-label {
    font-size: 0.85rem;
    color: var(--accent-light);
    font-weight: 500;
    margin-bottom: 0.3rem;
    letter-spacing: 0.5px;
}

.project-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.project-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.project-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-normal);
}

.project-image-wrapper:hover {
    border-color: var(--border-hover);
    box-shadow: 0 12px 50px var(--accent-glow);
    transform: translateY(-4px);
}

.project-image-wrapper img {
    width: 100%;
    display: block;
}

.project-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    filter: blur(60px);
    pointer-events: none;
    z-index: 0;
}

.project-glow-left {
    top: 50%;
    left: -100px;
    transform: translateY(-50%);
}

.project-glow-right {
    top: 50%;
    right: -100px;
    transform: translateY(-50%);
}

.project-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.project-link-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}

.project-link-btn:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

/* Carousel customization */
.project-carousel .carousel-indicators [data-bs-target] {
    background-color: var(--accent-light);
    border: none;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    opacity: 0.4;
}

.project-carousel .carousel-indicators .active {
    opacity: 1;
    background-color: var(--accent);
}

.project-carousel .carousel-control-prev-icon,
.project-carousel .carousel-control-next-icon {
    filter: invert(1);
    width: 1.5rem;
    height: 1.5rem;
}

/* =============================================================================
   Contact / Footer
   ============================================================================= */
.contact-section {
    padding: 80px 0;
    border-top: 1px solid var(--border-subtle);
}

.contact-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.contact-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 600px;
    line-height: 1.8;
}

.contact-email {
    font-size: 0.95rem;
    color: var(--accent-light);
    font-weight: 500;
    margin-bottom: 1.5rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: white;
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-3px);
}

/* Footer */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border-subtle);
    text-align: center;
}

.footer p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* =============================================================================
   Responsive
   ============================================================================= */
@media (max-width: 991.98px) {
    .hero-headline {
        font-size: 2rem;
    }

    .hero-role-title {
        font-size: 1.8rem;
    }

    .skills-orbit-container {
        width: 320px;
        height: 320px;
    }

    .orbit-ring-1 {
        width: 200px;
        height: 200px;
    }

    .orbit-ring-2 {
        width: 300px;
        height: 300px;
    }

    .skills-center-glow {
        width: 90px;
        height: 90px;
    }

    .skill-item {
        width: 42px;
        height: 42px;
    }

    .skill-item img {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 767.98px) {
    .hero-section {
        padding-top: 100px;
        text-align: center;
    }

    .hero-headline {
        font-size: 1.6rem;
    }

    .hero-role-title {
        font-size: 1.5rem;
    }

    .hero-about {
        margin: 0 auto;
    }

    .section-title::after {
        margin-left: auto;
        margin-right: auto;
    }

    .skills-orbit-container {
        width: 280px;
        height: 280px;
    }

    .orbit-ring-1 {
        width: 170px;
        height: 170px;
    }

    .orbit-ring-2 {
        width: 260px;
        height: 260px;
    }

    .project-block .row {
        flex-direction: column !important;
    }
}

/* =============================================================================
   Prefers Reduced Motion
   ============================================================================= */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .hero-glow,
    .project-glow {
        display: none;
    }

    [data-aos] {
        opacity: 1 !important;
        transform: none !important;
    }
}

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

.bg-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
}

/* Skills fallback grid for mobile / no JS */
.skills-grid-fallback {
    display: none;
}

@media (max-width: 575.98px) {
    .skills-orbit-container {
        display: none;
    }

    .skills-grid-fallback {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .skills-grid-fallback .skill-item {
        position: static;
        width: 56px;
        height: 56px;
    }
}