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

:root {
    /* dark (padrão) */
    --bg:          #070A14;
    --bg-2:        #080B17;
    --text:        #E9EDF8;
    --muted:       #9BA6C4;
    --faint:       #5E6987;
    --surface:     rgba(255, 255, 255, 0.04);
    --surface-2:   rgba(255, 255, 255, 0.07);
    --border:      rgba(255, 255, 255, 0.10);
    --border-2:    rgba(255, 255, 255, 0.20);

    --blue:        #2A6FDB;
    --blue-bright: #5B95F5;
    --purple:      #8B5CF6;
    --purple-br:   #A782FF;
    --grad:        linear-gradient(115deg, #5B95F5 0%, #8B5CF6 100%);

    /* cores usadas pelo canvas (lidas via JS) */
    --net-node:    155, 182, 230;
    --net-a:       91, 149, 245;
    --net-b:       139, 92, 246;

    --font-mono:   "JetBrains Mono", ui-monospace, "SF Mono", monospace;

    color-scheme: dark;
}

.light {
    --bg:          #EEF1F8;
    --bg-2:        #E6EAF4;
    --text:        #1B2138;
    --muted:       #5A6486;
    --faint:       #8A93B0;
    --surface:     rgba(255, 255, 255, 0.66);
    --surface-2:   rgba(255, 255, 255, 0.9);
    --border:      rgba(40, 55, 110, 0.14);
    --border-2:    rgba(40, 55, 110, 0.30);

    --blue-bright: #2A6FDB;
    --purple-br:   #7C4DE0;
    --grad:        linear-gradient(115deg, #2A6FDB 0%, #7C4DE0 100%);

    --net-node:    90, 110, 170;
    --net-a:       42, 111, 219;
    --net-b:       124, 77, 224;

    color-scheme: light;
}

body {
    min-height: 100vh;
    min-height: 100svh;
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-mono);
    transition: background-color .5s ease, color .5s ease;
    overflow-x: hidden;
}

/*fundo em camadas*/
#bg-canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }

.bg-glow {
    position: fixed; inset: 0; z-index: 0; pointer-events: none;
    transition: opacity .5s ease;
    background:
        radial-gradient(640px 540px at 84% 8%, rgba(139,92,246,0.18), transparent 60%),
        radial-gradient(700px 580px at 6% 94%, rgba(42,111,219,0.18), transparent 60%);
}
.light .bg-glow {
    background:
        radial-gradient(640px 540px at 84% 8%, rgba(124,77,224,0.12), transparent 60%),
        radial-gradient(700px 580px at 6% 94%, rgba(42,111,219,0.12), transparent 60%);
}

/* ============================================================
   Layout
   ============================================================ */
.container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 540px;
    margin: 0 auto;
    padding: clamp(40px, 9vh, 88px) 24px 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    min-height: 100svh;
    justify-content: center;
}

/*Perfil*/
.profile { display: flex; flex-direction: column; align-items: center; gap: 14px; }

.avatar-ring {
    width: 132px; height: 132px;
    border-radius: 50%;
    padding: 3px;
    background: var(--grad);
    box-shadow: 0 14px 40px rgba(0,0,0,0.4);
}
.light .avatar-ring { box-shadow: 0 14px 36px rgba(42,71,140,0.22); }

.avatar-ring img {
    width: 100%; height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    border: 3px solid var(--bg);
    transition: border-color .5s ease;
}

.profile .name {
    font-size: 1.45rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}
.profile .handle { font-size: 0.84rem; color: var(--faint); margin-top: -6px; }

.status {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-size: 0.78rem;
    color: var(--muted);
    padding: 6px 14px;
    border-radius: 999px;
    background: var(--surface);
    border: 1px solid var(--border);
    margin-top: 4px;
}
.status .pulse {
    width: 8px; height: 8px; border-radius: 50%;
    background: #34d399;
    box-shadow: 0 0 0 0 rgba(52,211,153,0.5);
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(52,211,153,0.45); }
    70%  { box-shadow: 0 0 0 8px rgba(52,211,153,0); }
    100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); }
}

/*Toggle de tema*/
.switch {
    margin: 26px 0 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 5px;
    cursor: pointer;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.switch button {
    appearance: none;
    border: none;
    background: transparent;
    color: var(--faint);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 999px;
    cursor: pointer;
    transition: color .25s ease;
}
.switch button ion-icon { font-size: 1rem; }
.switch button.active { color: #fff; background: var(--grad); }
.light .switch button.active { color: #fff; }

/*Links*/
.links {
    list-style: none;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 22px;
}
.links a {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 17px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    text-decoration: none;
    color: var(--text);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: transform .22s cubic-bezier(.2,.7,.2,1), border-color .22s, background .22s, box-shadow .22s;
}
.links a::before {
    content: "";
    position: absolute; inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: var(--grad);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity .22s;
    pointer-events: none;
}
.links a:hover {
    transform: translateY(-3px);
    background: var(--surface-2);
    box-shadow: 0 16px 36px rgba(0,0,0,0.28);
}
.light .links a:hover { box-shadow: 0 16px 30px rgba(42,71,140,0.16); }
.links a:hover::before { opacity: 1; }
.links a:focus-visible { outline: 2px solid var(--blue-bright); outline-offset: 3px; }

.links a .ico {
    width: 38px; height: 38px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    font-size: 1.15rem;
    color: var(--blue-bright);
}
.links a .txt { display: flex; flex-direction: column; line-height: 1.3; }
.links a .txt .label { font-weight: 600; font-size: 0.98rem; }
.links a .txt .desc { font-size: 0.74rem; color: var(--faint); }
.links a .arrow { margin-left: auto; color: var(--faint); font-size: 1rem; transition: transform .22s, color .22s; }
.links a:hover .arrow { transform: translateX(4px); color: var(--purple-br); }

/*Social*/
.social {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}
.social a {
    width: 46px; height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: 1.25rem;
    text-decoration: none;
    transition: color .22s, border-color .22s, transform .22s, background .22s;
}
.social a:hover { color: var(--text); border-color: var(--border-2); background: var(--surface-2); transform: translateY(-3px); }
.social a:focus-visible { outline: 2px solid var(--blue-bright); outline-offset: 3px; }

/*Footer*/
footer {
    margin-top: 30px;
    text-align: center;
    font-size: 0.76rem;
    color: var(--faint);
}
footer .prompt { color: var(--blue-bright); }
footer a { color: var(--muted); text-decoration: none; border-bottom: 1px solid var(--border-2); }
footer a:hover { color: var(--blue-bright); }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}