:root {
    --bg-gradient-start: #000814;
    --bg-gradient-end: #001d3d;
    --text-primary: #fafafa;
    --text-secondary: #ccc;
    --text-white: #fff;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --accent-color: #003566;
    --sn-navy: #1b2a32;
    --sn-dark: #293e40;
    --sn-green: #21a089;
    --sn-green-dark: #1f8476;
    --sn-bg-gray: #f4f5f7;
    --sn-border: #d1d6d9;
    --client-blue: #4a90e2;
    --server-purple: #9b59b6;
    --server-red: #f94144;
    --text-primary-dark: #19262b;
    --code-bg: #1e1e1e;
    --header-height: 72px;
    --footer-height: 52px;
    --estudos-gap-top: 20px;
    --estudos-gap-bottom: 32px;
}

    .visually-hidden {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
        white-space: nowrap;
        border: 0;
    }

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

html,
body {
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: auto;
    /* Permite scroll em toda a página */
}

body {
    font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    background: linear-gradient(130deg, var(--bg-gradient-start), var(--bg-gradient-end));
    overflow-x: hidden;
    overflow-y: auto;
    color: var(--text-primary);
    cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16"><circle cx="8" cy="8" r="4" fill="white"/></svg>') 8 8, auto;
    min-height: 100vh;
    padding-top: 0;
    /* Remove padding-top do body */
}

body[data-route="home"] {
    -webkit-user-select: none;
    user-select: none;
}

body.no-scroll {
    overflow: hidden;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: calc(100% - var(--scrollbar-width, 0px));
    /* Ajusta a largura dinamicamente */
    padding: 1rem 2rem;
    background: rgba(2, 9, 20, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    overflow: visible;
    min-height: var(--header-height);
}

header::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(0, 16, 45, 0.8), rgba(0, 10, 30, 0.55));
    opacity: 0.95;
    pointer-events: none;
    z-index: -1;
}

header .logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: #fff;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.logo-badge {
    font-size: 0.45rem;
    letter-spacing: 0.04rem;
    text-transform: uppercase;
    color: #0f172a;
    background: #f1c40f;
    border-radius: 999px;
    padding: 0.08rem 0.28rem;
    font-weight: 700;
}

nav {
    display: flex;
    gap: 1.5rem;
}

nav a {
    color: #fff;
    text-decoration: none;
    font-weight: 300;
    padding: 0 .8rem;
    height: 100%;
    display: flex;
    align-items: center;
    transition: background .3s, transform .2s;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
    border-radius: 999px;
}

nav a:hover {
    background: rgba(255, 255, 255, .15);
    transform: translateY(-2px);
}

.language-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0 0.35rem;
    border-radius: 999px;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #fff;
    font-weight: 600;
}

.language-toggle .lang-link {
    color: inherit;
    text-decoration: none;
    opacity: 0.6;
    transition: opacity 0.2s ease, color 0.2s ease;
}

.language-toggle .lang-link:hover,
.language-toggle .lang-link:focus-visible,
.language-toggle .lang-link.active {
    opacity: 1;
    color: #38bdf8;
}

.language-toggle-divider {
    opacity: 0.45;
    font-weight: 400;
}

.menu-toggle {
    display: none;
    position: relative;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(7, 16, 33, 0.65);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    cursor: pointer;
    z-index: 1001;
    transition: transform 0.3s ease, background 0.3s ease, border 0.3s ease;
}

.menu-toggle:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.45);
    outline-offset: 3px;
}

.menu-toggle:hover {
    background: rgba(12, 25, 55, 0.85);
    border-color: rgba(255, 255, 255, 0.25);
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
    content: '';
    position: absolute;
    left: 50%;
    width: 28px;
    height: 3px;
    background-color: #fff;
    border-radius: 999px;
    transform: translateX(-50%);
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.35);
    transition: transform 0.35s ease, opacity 0.25s ease, top 0.25s ease;
}

.menu-toggle::before {
    top: 16px;
}

.menu-toggle span {
    top: 24px;
}

.menu-toggle::after {
    top: 32px;
}

.menu-toggle.active::before {
    top: 24px;
    transform: translateX(-50%) rotate(45deg);
}

.menu-toggle.active span {
    opacity: 0;
    transform: translateX(-50%) scaleX(0.4);
}

.menu-toggle.active::after {
    top: 24px;
    transform: translateX(-50%) rotate(-45deg);
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    nav {
        position: absolute;
        top: calc(100% + 0.35rem);
        left: 0;
        width: 100%;
        padding: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0.65rem;
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        border: none;
        background: transparent;
        transition: max-height 0.45s ease, opacity 0.3s ease, transform 0.35s ease;
        transform: translateY(-0.5rem) scale(0.98);
        z-index: 1000;
    }

    nav::before {
        content: '';
        position: absolute;
        inset: 0.25rem 0.75rem;
        border-radius: 22px;
        background: rgba(3, 9, 24, 0.92);
        border: 1px solid rgba(255, 255, 255, 0.08);
        box-shadow: 0 25px 45px rgba(0, 0, 0, 0.55);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        opacity: 0;
        transition: opacity 0.3s ease;
        pointer-events: none;
    }

    nav.active {
        max-height: 520px;
        padding: 1rem 1rem 1.25rem;
        opacity: 1;
        transform: translateY(0) scale(1);
    }

    nav.active::before {
        opacity: 1;
    }

    nav a {
        width: calc(100% - 2rem);
        margin: 0 auto;
        justify-content: center;
        padding: 0.95rem 1.5rem;
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 14px;
        background: linear-gradient(135deg, rgba(3, 12, 29, 0.92), rgba(1, 4, 12, 0.88));
        font-size: 1rem;
        font-weight: 600;
        letter-spacing: 0.02em;
        box-shadow: 0 20px 45px rgba(0, 0, 0, 0.5);
        position: relative;
        z-index: 1;
        overflow: hidden;
        outline: none;
        transition: transform 0.25s ease, border 0.25s ease, background 0.25s ease;
    }

    nav a::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(120deg, rgba(255, 255, 255, 0.14), transparent 65%);
        opacity: 0;
        transition: opacity 0.3s ease;
        pointer-events: none;
    }

    nav a:hover,
    nav a:focus-visible {
        background: linear-gradient(135deg, rgba(7, 25, 58, 0.95), rgba(0, 29, 70, 0.95));
        border-color: rgba(255, 255, 255, 0.35);
        transform: translateY(-2px);
        outline: 2px solid rgba(255, 255, 255, 0.35);
        outline-offset: 0;
    }

    nav a:hover::after,
    nav a:focus-visible::after {
        opacity: 1;
    }

    .language-toggle {
        width: calc(100% - 2rem);
        margin: 0 auto;
        justify-content: center;
        padding: 0.85rem 1.25rem;
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 14px;
        background: linear-gradient(135deg, rgba(3, 12, 29, 0.9), rgba(1, 4, 12, 0.85));
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.45);
    }

}

main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 100%;
    /* Center all text inside the main content */
    padding-inline: clamp(1rem, 5vw, 2rem);
    padding-top: 2rem;
    padding-bottom: calc(var(--footer-height) + 3rem);
}

@media (max-width: 600px) {
    main {
        min-height: calc(100vh - var(--footer-height));
        padding-top: 1.25rem;
        padding-bottom: calc(var(--footer-height) + 1.25rem);
    }

    #content2,
    #links {
        margin-top: 1.25rem;
    }
}

#subtitle {
    margin-bottom: 0;
    /* Revert spacing below "Em breve" */
}

h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 600;
    text-shadow: 0 0 6px rgba(255, 255, 255, .5), 0 0 15px rgba(0, 255, 255, .6);
    animation: neon 3s ease-in-out infinite alternate;
    pointer-events: none;
    margin-bottom: 0;
    /* Revert spacing below the title */
}

#title {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

#title .logo-badge {
    font-size: 0.5rem;
    padding: 0.1rem 0.32rem;
}

@keyframes neon {
    0% {
        text-shadow: 0 0 4px rgba(255, 255, 255, .4), 0 0 12px rgba(0, 255, 255, .5);
    }

    100% {
        text-shadow: 0 0 12px rgba(255, 255, 255, .9), 0 0 30px rgba(0, 255, 255, .9);
    }
}


.typing {
    --typing-width: 20ch;
    font-size: 1.4rem;
    margin-top: 4rem;
    letter-spacing: 2px;
    white-space: nowrap;
    overflow: hidden;
    border-right: 3px solid #fafafa;
    width: 0;
    animation: type 2.6s steps(20, end) 0s forwards, blinkCursor 1.2s step-end 3;
    /* Cursor blinks 3 times */
    text-align: center;
    /* Ensure the typing effect is centered */
}

@media (max-width: 480px) {
    .typing {
        --typing-width: min(20ch, 100%);
        font-size: 1.1rem;
        letter-spacing: 1.2px;
    }
}

.typing.typing-complete {
    white-space: normal;
    border-right: none;
    width: auto;
}

@keyframes type {
    to {
        width: var(--typing-width, 20ch);
        /* Match the width to the number of characters */
    }
}

@keyframes blinkCursor {

    0%,
    49% {
        border-color: #fafafa;
    }

    50%,
    100% {
        border-color: transparent;
    }
}

#content2,
#links {
    margin-top: 2rem;
    text-align: center;
    max-width: 480px;
    opacity: 0;
    animation: fadein 5s forwards;
    transition: opacity 0.5s ease;
}

#content2 {
    margin-bottom: 0;
    /* Revert spacing below the second content block */
    animation-delay: 2s;
    margin-left: auto;
    margin-right: auto;
}

#links {
    margin-top: 1rem;
    /* Keep spacing above the links */
    animation-delay: 4s;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

/* Override delays for contact page only */
#content2.contact-page-content {
    animation-delay: 0s;
}

#links.contact-page-links {
    animation-delay: 0s;
}

.icons.contact-page-links {
    margin-top: 1rem;
    animation-delay: 0s;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

#links.icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.08);
    color: #fff;
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.4rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

#links.icons a:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 180, 216, 0.3);
}

.icons.contact-page-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.08);
    color: #fff;
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.4rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.icons.contact-page-links a:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 180, 216, 0.3);
}

@keyframes fadein {
    to {
        opacity: 1;
    }
}

#links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    color: #fafafa;
    text-decoration: none;
    margin: 0 .4rem;
    border: 1px solid rgba(255, 255, 255, .5);
    transition: background .3s, border-color .3s, transform .2s;
    font-size: 1.25rem;
}

#links a:hover {
    background: rgba(255, 255, 255, .15);
    border-color: rgba(255, 255, 255, .9);
    transform: translateY(-2px);
}

#links i {
    pointer-events: none;
}

.blur-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 998;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.blur-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* Page transition container */
#page-content {
    width: 100%;
    min-height: 100vh;
    /* Garante altura mínima total */
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 2;
    margin-top: 0;
    padding-top: var(--header-height);
    padding-bottom: calc(var(--footer-height) + 1rem);
}

/* Main content container for animations */
.content-wrapper {
    width: 100%;
    min-height: 100vh;
    /* Garante altura mínima para centralização */
    display: flex;
    flex-direction: column;
    position: relative;
    justify-content: center;
    align-items: center;
    padding-bottom: calc(var(--footer-height) + 2rem);
}

/* PARTICLE EFFECTS - Floating particles in the background */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(255, 255, 255, .8);
    animation: float 10s linear infinite;
    opacity: 0;
    pointer-events: none;
    z-index: 0;
}

@keyframes float {
    0% {
        transform: translateY(var(--start-y)) scale(0.6);
        opacity: 0;
    }

    10% {
        opacity: 0.8;
    }

    90% {
        opacity: 0.8;
    }

    100% {
        transform: translateY(calc(var(--start-y) - 120vh)) scale(1.2);
        opacity: 0;
    }
}

.particle-close {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(255, 255, 255, 0.9);
    animation: float-close 8s linear infinite;
    pointer-events: none;
    z-index: 0;
}

.particle-medium {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(255, 255, 255, 0.7);
    animation: float-medium 12s linear infinite;
    pointer-events: none;
    z-index: 0;
}

.particle-far {
    position: absolute;
    width: 1.5px;
    height: 1.5px;
    background: rgba(255, 255, 255, 0.5);
    animation: float-far 18s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes float-close {
    0% {
        transform: translateY(var(--start-y)) scale(1);
        opacity: 0;
    }

    10% {
        opacity: 0.9;
    }

    90% {
        opacity: 0.9;
    }

    100% {
        transform: translateY(calc(var(--start-y) - 120vh)) scale(1.2);
        opacity: 0;
    }
}

@keyframes float-medium {
    0% {
        transform: translateY(var(--start-y)) scale(0.8);
        opacity: 0;
    }

    10% {
        opacity: 0.7;
    }

    90% {
        opacity: 0.7;
    }

    100% {
        transform: translateY(calc(var(--start-y) - 120vh)) scale(1);
        opacity: 0;
    }
}

@keyframes float-far {
    0% {
        transform: translateY(var(--start-y)) scale(0.5);
        opacity: 0;
    }

    10% {
        opacity: 0.5;
    }

    90% {
        opacity: 0.5;
    }

    100% {
        transform: translateY(calc(var(--start-y) - 120vh)) scale(0.7);
        opacity: 0;
    }
}

/* SPARK EFFECTS - Click particle effects */
.click-particle {
    position: fixed;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    pointer-events: none;
    background: rgba(255, 255, 255, .95);
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, .9));
    animation: explode .6s ease-out forwards;
    z-index: 2001;
}

@keyframes explode {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }

    100% {
        transform: translate(calc(var(--dx) * 1px), calc(var(--dy) * 1px)) scale(.4);
        opacity: 0;
    }
}

.profile {
    text-align: center;
    margin: 2rem 0;
}

.profile-photo {
    border-radius: 50%;
    width: 150px;
    height: 150px;
    margin-bottom: 1rem;
}

.profile-name {
    font-size: 2rem;
    font-weight: 600;
    color: #fafafa;
    margin-bottom: 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.profile-title {
    font-size: 1rem;
    font-weight: 300;
    color: #ccc;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-options {
    text-align: center;
    margin: 2rem 0;
}

.contact-options h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.contact-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(130deg, #001d3d, #000814);
    border: none;
    border-radius: 8px;
    text-decoration: none;
    transition: transform 0.3s, background 0.3s;
}

.contact-button i {
    margin-right: 0.5rem;
    font-size: 1.2rem;
}

contact-button:hover {
    transform: translateY(-3px);
    background: linear-gradient(130deg, #003566, #001d3d);
}

footer {
    position: relative;
    width: 100%;
    text-align: center;
    padding: 0.8rem;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(6px);
    font-size: 0.8rem;
    color: #ccc;
    min-height: var(--footer-height);
    box-shadow: 0 -6px 24px rgba(0, 0, 0, 0.35);
    margin-top: 2rem;
}