/* Da Vinci / Vaporwave Fusion Theme */

:root {
    --paper: #1a1a1a; /* Darker, "Dark Mode Vellum" for Neon pop */
    --paper-transparent: rgba(30, 30, 30, 0.6);
    --ink: #e0e0e0; /* Inverted Ink */
    --ink-light: #a0a0a0;
    --neon-cyan: #00f0ff;
    --neon-cyan-glow: rgba(0, 240, 255, 0.5);
    --neon-pink: #ff00ff; /* Secondary Vaporwave accent */
    --font-script: 'Rajdhani', sans-serif; /* Squared/Tech Aesthetic */
    --font-body: 'Space Mono', monospace; /* Tech/Typewriter Hybrid */
    /* Hand-drawn border radius presets */
    --radius-organic: 255px 15px 225px 15px / 15px 225px 15px 255px;
    --radius-sketchy: 2% 98% 1% 99% / 99% 2% 98% 1%;
    --radius-symmetrical: 30px; /* New symmetrical curve */
}

/* Base Styles */
html, body {
    width: 100%;
    background-color: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 17px;
    overflow-x: hidden;
}

/* Global Noise Texture (Static Interference) */
body::before {
    content: "";
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: url('../img/noise.svg');
    opacity: 0.15; /* Increased for static effect */
    pointer-events: none;
    z-index: 9999;
}

/* Background Geometry Container */
.bg-fixed-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    opacity: 0.8;
}

/* Float Animation -> Zero-G Levitation (Icons Only) */
@keyframes float {
    0% { transform: translate(0, 0); }
    33% { transform: translate(3px, -12px); }
    66% { transform: translate(-3px, -8px); }
    100% { transform: translate(0, 0); }
}

/* Rotate Animation -> Complex Orbit */
@keyframes rotate-slow {
    0% { transform: translate(-50%, -50%) rotate(45deg) scale(1); }
    50% { transform: translate(-50%, -50%) rotate(225deg) scale(1.1); border-color: var(--neon-cyan); box-shadow: 0 0 25px var(--neon-cyan-glow); }
    100% { transform: translate(-50%, -50%) rotate(405deg) scale(1); }
}

/* Resume Section - Cyber Ring Effect */
.call-to-action {
    position: relative;
    padding: 60px 0;
    transition: all 0.4s;
    overflow: visible; /* Allow rings to expand beyond container */
}

.call-to-action h2, .call-to-action a {
    position: relative;
    z-index: 2; /* Keep content above rings */
}

.call-to-action::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 250px; height: 250px;
    border: 1px solid var(--neon-cyan);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.2;
    transition: all 0.5s ease;
    box-shadow: 0 0 15px var(--neon-cyan-glow);
    z-index: 1;
}

.call-to-action::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 280px; height: 280px;
    border: 1px dashed var(--neon-pink);
    border-radius: 45%;
    transform: translate(-50%, -50%) rotate(45deg);
    opacity: 0;
    transition: all 0.5s ease;
    z-index: 1;
}

.call-to-action:hover::before,
.call-to-action.scroll-active::before {
    width: 300px; height: 300px;
    opacity: 0.6;
}

.call-to-action:hover::after,
.call-to-action.scroll-active::after {
    opacity: 0.8;
    width: 340px; height: 340px;
    animation: rotate-slow 8s cubic-bezier(0.45, 0, 0.55, 1) infinite; /* Matching variable swirl */
    box-shadow: 0 0 20px rgba(255, 0, 255, 0.4);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-script);
    color: var(--neon-cyan);
    font-weight: 400; 
    text-shadow: 0 0 10px var(--neon-cyan-glow);
}

h1 { font-size: 5rem; letter-spacing: -2px; }
h2 { font-size: 3.5rem; }
h3 { font-size: 2rem; color: var(--ink); }

p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* Links - Scoped to avoid affecting UI elements */
a {
    color: var(--neon-cyan);
    text-decoration: none;
    transition: all 0.3s;
}

a:hover, a:focus {
    color: var(--neon-pink);
    text-decoration: none;
    text-shadow: 0 0 8px rgba(255, 0, 255, 0.6);
}

/* Add underlines only to content links */
p a, .post-tile .content a {
    border-bottom: 1px dashed rgba(0, 240, 255, 0.3);
}

p a:hover, .post-tile .content a:hover {
    border-bottom: 1px solid var(--neon-pink);
}

a.navbar-brand {
    border-bottom: none;
}

/* Stable Float Animation (For Cards) */
@keyframes float-stable {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

/* Vellum Card Effect -> "Holographic Vellum" */
.vellum-card {
    background: rgba(20, 20, 20, 0.4);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(0, 240, 255, 0.2);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.05), inset 0 0 30px rgba(0, 240, 255, 0.05);
    padding: 30px;
    border-radius: var(--radius-symmetrical);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: float-stable 6s ease-in-out infinite; /* Use stable float */
}

.vellum-card::after {
    content: '';
    position: absolute;
    top: 5px; left: 5px; right: 5px; bottom: 5px;
    border: 1px dashed var(--neon-cyan);
    border-radius: 25px; /* Symmetrical inner border */
    opacity: 0.4;
    pointer-events: none;
}

.vellum-card:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.2);
    border-color: var(--neon-pink);
}

.vellum-card:hover::after {
    border-color: var(--neon-pink);
}

/* Navbar - Floating Glass Capsule */
.navbar-default {
    background: transparent;
    border: none;
    padding: 20px 0;
    transition: padding 0.5s cubic-bezier(0.22, 1, 0.36, 1), background-color 0.5s ease;
}

.navbar-default .container-fluid {
    transition: background-color 0.5s ease, box-shadow 0.5s ease, border-color 0.5s ease, backdrop-filter 0.5s ease;
    border-bottom: 1px dashed rgba(0, 240, 255, 0.3); /* Default state etched line */
}

/* Scrolled State */
.navbar-default.affix {
    padding: 10px 0;
    background: transparent;
    box-shadow: none;
}

.navbar-default .navbar-header .navbar-brand {
    color: var(--neon-cyan);
    font-family: var(--font-script);
    font-size: 1.6rem;
    padding-left: 20px;
    text-shadow: 0 0 5px var(--neon-cyan-glow);
    transition: all 0.3s ease;
}

.navbar-default .navbar-header .navbar-brand:hover,
.navbar-default .navbar-header .navbar-brand:focus {
    color: var(--neon-pink) !important;
    text-shadow: 0 0 8px var(--neon-pink);
}

.navbar-default .nav > li > a {
    color: var(--ink);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 15px 20px;
    /* Remove global transition to prevent resize interpolation lag */
    border-bottom: 1px solid transparent; /* invisible placeholder */
}

/* Active/Hover State - Global Base */
.navbar-default .nav > li > a::after { display: none; }

.navbar-default .nav > li > a:hover,
.navbar-default .nav > li.active > a {
    color: var(--neon-pink) !important;
    text-shadow: none;
    background: transparent !important;
}

/* Indicator dot */
.navbar-default .nav > li > a::before {
    content: '•';
    position: absolute;
    bottom: 0px;
    left: 50%;
    transform: translateX(-50%) scale(0);
    color: var(--neon-pink);
    font-size: 1.5rem;
    line-height: 0;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
    text-shadow: none;
    opacity: 0; /* Default hidden */
}

/* Only show dot on hover/active in Desktop explicitly */
@media (min-width: 768px) {
    .navbar-default .nav > li > a:hover::before,
    .navbar-default .nav > li.active > a::before {
        transform: translateX(-50%) scale(1);
        opacity: 1;
    }
}

.navbar-default .nav > li > a:hover::before,
.navbar-default .nav > li.active > a::before {
    /* Kept for transition logic, but visibility controlled by media query below */
}

/* Desktop: Capsule Effect & Hover Fixes */
@media (min-width: 768px) {
    .navbar-default.affix .container-fluid {
        background: rgba(10, 10, 10, 0.85);
        backdrop-filter: blur(12px) saturate(180%);
        border: 1px solid rgba(0, 240, 255, 0.3);
        border-radius: 50px;
        margin: 10px 5%;
        width: 90%;
        box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
        border-bottom: none; /* Remove full width line when capsule */
        transition: all 0.3s ease; /* Faster capsule transition */
    }

    .navbar-default .nav > li > a:hover,
    .navbar-default .nav > li.active > a {
        background: transparent !important;
        border-bottom: 1px solid transparent; /* Prevent layout jump */
        transition: color 0.2s ease; /* Snappy desktop hover */
    }
}

/* Mobile: Full Width Glass + Readable Dropdown */
@media (max-width: 767px) {
    /* Apply capsule style to BOTH affix (scrolled) and default states */
    .navbar-default .container-fluid {
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(12px);
        border: 1px solid var(--neon-cyan);
        border-radius: 20px;
        margin: 10px;
        width: auto;
        padding: 0;
        box-shadow: 0 0 20px var(--neon-cyan-glow);
        overflow: hidden;
    }
    
    .navbar-toggle {
        margin-top: 5px;
        margin-bottom: 5px;
        transform: scale(0.98); /* Reduce dimensions by 2% to prevent clipping */
        margin-right: 15px; /* Ensure clearance from curved edge */
        border: none;
        background: transparent; /* Remove default background */
    }

    .navbar-toggle:hover, .navbar-toggle:focus {
        background: transparent !important; /* Ensure no background on hover */
    }

    .navbar-toggle .icon-bar {
        background-color: var(--neon-cyan);
        box-shadow: 0 0 5px var(--neon-cyan-glow);
        transition: all 0.3s ease;
    }

    .navbar-toggle:hover .icon-bar {
        background-color: var(--neon-pink);
        box-shadow: 0 0 8px var(--neon-pink);
    }
    
    .navbar-brand {
        padding: 10px 15px; /* Match toggle alignment */
        height: auto;
    }
    
    /* Constrained dashed line via pseudo-element */
    .navbar-header::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 20px;
        right: 20px;
        border-bottom: 1px dashed var(--neon-cyan);
    }
    
    .navbar-collapse {
        background: #111;
        border-top: none;
        box-shadow: none;
        max-height: 80vh;
        margin: 0 !important;
        padding: 0;
        width: 100% !important;
        /* Ensure border consistency */
        border-radius: 0 0 20px 20px;
    }
    
    .navbar-default .nav > li > a {
        padding: 15px 20px;
        border-bottom: 1px dashed rgba(0, 240, 255, 0.1) !important; /* Force separator in mobile */
        transition: color 0.2s ease, border-color 0.2s ease; /* Fast, explicit mobile transition */
    }
    
    .navbar-default .nav > li > a:hover,
    .navbar-default .nav > li.active > a {
        border-bottom: 1px solid var(--neon-pink) !important;
        color: var(--neon-pink) !important;
        background: transparent !important; /* Remove white highlight */
        transition: none !important; /* Eliminate lag on mobile hover state activation */
    }

    /* Smoothly hide desktop dot in mobile without layout shift */
    .navbar-default .nav > li > a::before {
        transform: translateX(-50%) scale(0) !important;
        opacity: 0 !important;
    }
    
}

/* Header */
header {
    min-height: 100vh;
    position: relative;
    overflow: hidden; /* Contain the 102% zoom background */
    background: #000;
}

header::before {
    content: "";
    position: absolute;
    top: -3.5%; left: -3.5%; width: 107%; height: 107%;
    /* Cyan/Dark Overlay for Vaporwave vibe */
    background: linear-gradient(rgba(10, 10, 20, 0.86), rgba(0, 0, 0, 0.51)), url('../img/header.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat; /* Prevent stacking/tiling */
    filter: blur(1.5px);
    z-index: 0;
    pointer-events: none; /* Ensure clicks pass through */
}

header .header-content {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100vh; /* Restore full height flex container */
    display: flex; /* Restore Flexbox */
    align-items: center; /* Vertical Center */
    justify-content: center; /* Horizontal Center */
    text-align: center; /* Ensure text centering */
}

header .header-content-inner {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
}

header .pic {
    width: 150px;
    border-radius: 50%;
    border: 2px solid var(--neon-cyan);
    padding: 5px;
    background: rgba(0,0,0,0.5);
    margin-bottom: 25px;
    box-shadow: 0 0 20px var(--neon-cyan-glow);
    transition: all 0.5s ease;
    filter: grayscale(0.25) brightness(0.9); /* Muted state - reduced effect */
}

header .pic:hover {
    transform: scale(1.1);
    border-color: var(--neon-pink);
    box-shadow: 0 0 30px rgba(255, 0, 255, 0.6);
    filter: grayscale(0) brightness(1); /* Full color on hover */
}

header p {
    display: table; /* Force stacking while hugging content */
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    padding: 10px 30px;
    border-radius: 50px;
    border: 1px solid rgba(0, 240, 255, 0.1);
    margin: 20px auto 40px; /* Auto margins center display: table */
}

/* Buttons - Cyber Stamp */
.btn-primary {
    background: rgba(0, 240, 255, 0.1);
    color: var(--neon-cyan);
    border: 2px solid var(--neon-cyan);
    border-radius: 0; /* Squared edges */
    font-family: var(--font-body);
    font-weight: 700;
    letter-spacing: 1px;
    font-size: 1.1rem;
    padding: 15px 45px;
    position: relative;
    overflow: hidden;
    z-index: 100; /* Ensure clickable */
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 0 10px var(--neon-cyan-glow);
    text-shadow: 0 0 5px var(--neon-cyan-glow);
    cursor: pointer; /* Ensure pointer cursor */
}

.btn-primary:focus, .btn-primary.focus {
    color: var(--neon-cyan);
    background-color: rgba(0, 240, 255, 0.15);
    border-color: var(--neon-cyan);
    outline: none;
    box-shadow: 0 0 15px var(--neon-cyan-glow);
}

.btn-primary:active, .btn-primary.active {
    color: var(--paper);
    background-color: var(--neon-cyan);
    transform: scale(0.95);
    box-shadow: none;
}

.btn-primary::before { display: none; }

.btn-primary:hover {
    color: #fff;
    border-color: var(--neon-cyan);
    transform: scale(1.05);
    box-shadow: 0 0 20px var(--neon-cyan), inset 0 0 10px var(--neon-cyan);
    background: rgba(0, 240, 255, 0.3);
    text-shadow: none;
}


/* Skills / Artes - Cyber Rings */
.service-box {
    padding: 40px 20px;
    transition: all 0.4s;
    position: relative;
}

.service-box i {
    font-size: 3rem; 
    color: var(--ink);
    position: relative;
    z-index: 2;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Ring 1 - Static */
.service-box::before {
    content: '';
    position: absolute;
    top: 35%; left: 50%;
    width: 80px; height: 80px;
    border: 1px solid var(--neon-cyan);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.3;
    transition: all 0.5s ease;
    box-shadow: 0 0 10px var(--neon-cyan-glow);
}

/* Ring 2 - Dynamic */
.service-box::after {
    content: '';
    position: absolute;
    top: 35%; left: 50%;
    width: 90px; height: 90px;
    border: 1px dashed var(--neon-pink);
    border-radius: 45%;
    transform: translate(-50%, -50%) rotate(45deg);
    opacity: 0;
    transition: all 0.5s ease;
    will-change: transform, border-color; /* Optimize for complex animation */
}

/* Floating Icons Animation */
.service-box i {
    animation: float 5s ease-in-out infinite;
}

/* Stagger the float animations for organic feel */
.col-lg-3:nth-child(1) .service-box i { animation-delay: 0s; }
.col-lg-3:nth-child(2) .service-box i { animation-delay: 1.2s; }
.col-lg-3:nth-child(3) .service-box i { animation-delay: 2.4s; }
.col-lg-3:nth-child(4) .service-box i { animation-delay: 3.6s; }

.service-box:hover i,
.service-box.scroll-active i {
    color: var(--neon-cyan);
    transform: scale(1.1);
    text-shadow: 0 0 15px var(--neon-cyan-glow);
    /* Pause float on hover for stability */
    animation-play-state: paused;
}

.service-box:hover::before,
.service-box.scroll-active::before {
    width: 100px; height: 100px;
    opacity: 0.8;
}

.service-box:hover::after,
.service-box.scroll-active::after {
    opacity: 1;
    width: 130px; height: 130px; /* Slightly larger expansion */
    animation: rotate-slow 4s cubic-bezier(0.45, 0, 0.55, 1) infinite; /* Variable speed "swirl" */
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.5);
}

.service-box p {
    color: var(--ink-light);
    transition: color 0.3s;
}

.service-box:hover p,
.service-box.scroll-active p {
    color: #fff;
    text-shadow: 0 0 5px rgba(255,255,255,0.5);
}

/* Text Colors */
.text-muted {
    color: var(--ink-light) !important;
}

.text-primary {
    color: var(--neon-cyan) !important;
}

/* Observations / Posts */
#recent-posts {
    background: none;
    border: none;
    padding: 50px 0;
}

.scrolling-wrapper-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 20px 0;
}

.scrolling-wrapper {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 20px;
    gap: 20px;
}

.scrolling-wrapper::-webkit-scrollbar {
    height: 8px;
}

.scrolling-wrapper::-webkit-scrollbar-thumb {
    background: var(--neon-cyan);
    border-radius: 4px;
}

.scrolling-wrapper::-webkit-scrollbar-track {
    background: rgba(255,255,255,0.05);
}

.post-tile {
    flex: 0 0 300px;
    background: rgba(30, 30, 30, 0.6);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(0, 240, 255, 0.2);
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    border-radius: 2px;
    padding: 20px;
    text-decoration: none !important;
    color: var(--ink) !important;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 200px;
    transform: none;
}

.post-tile:hover {
    background: rgba(0, 0, 0, 0.8);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 20px var(--neon-cyan-glow);
    transform: translateY(-5px);
    z-index: 10;
}

.post-tile .date {
    font-size: 0.8rem;
    color: var(--neon-cyan);
    text-align: right;
    font-family: var(--font-body);
    font-style: italic;
    margin-bottom: 10px;
}

.post-tile .content {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.4;
    flex-grow: 1;
    margin-bottom: 15px;
}

.post-tile .handle {
    font-family: var(--font-script);
    font-size: 1.2rem;
    text-align: right;
    color: var(--ink-light);
}

.post-tile.repost {
    border-left: 5px solid var(--neon-cyan);
}

.loader-container {
    display: flex;
    justify-content: center;
    padding: 40px;
}

.cyan-pulse {
    width: 40px;
    height: 40px;
    border: 2px solid var(--neon-cyan);
    border-radius: 50%;
    animation: ink-pulse 1.5s infinite;
    box-shadow: 0 0 15px var(--neon-cyan);
}

@keyframes ink-pulse {
    0% { transform: scale(0.9); opacity: 0.7; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0.7; }
}

/* Contact Icons */
.sr-contact {
    font-size: 2.5rem;
    color: var(--ink-light);
    transition: all 0.3s ease;
}

.sr-contact:hover {
    color: var(--neon-cyan);
    transform: scale(1.1) rotate(-5deg);
    text-shadow: 0 0 15px var(--neon-cyan);
}

/* Sections */
section {
    padding: 80px 0;
    position: relative;
    z-index: 1;
}

.bg-dark {
    background: transparent;
    color: var(--ink);
}

.text-faded {
    color: var(--ink-light);
}

#about .text-faded {
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: normal;
}

hr {
    border-color: var(--neon-cyan);
    border-width: 2px;
    max-width: 50px;
    opacity: 0.8;
    box-shadow: 0 0 5px var(--neon-cyan);
}

header hr {
    max-width: 50px; /* Revert to standard size */
    width: auto;
    display: block;
    clear: both;
}

hr.light {
    border-color: var(--ink-light);
    box-shadow: none;
}

::selection {
    background: var(--neon-cyan);
    color: #000;
}

/* CRITICAL VISIBILITY OVERRIDES */
.sr-icons, .sr-button, .sr-contact {
    visibility: visible !important;
    opacity: 1 !important;
    min-height: 1px;
    animation: fade-in-up 1.5s ease-out forwards;
}

@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}