/* ============================================================
   main.css — Estilos Globais | Gothic Dark Theme
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@400;700;900&family=Cinzel:wght@400;600;700&family=IM+Fell+English:ital@0;1&family=Crimson+Text:ital,wght@0,400;0,600;1,400&display=swap');

/* === CSS Variables === */
:root {
    /* Cores principais */
    --clr-void:       #04000a;
    --clr-abyss:      #080012;
    --clr-deep:       #0d0020;
    --clr-shadow:     #1a0035;

    /* Vermelhos */
    --clr-blood:      #8b0000;
    --clr-crimson:    #cc0020;
    --clr-scarlet:    #e8002a;
    --clr-rose:       #ff1a40;

    /* Roxos */
    --clr-void-purple:#2d0050;
    --clr-dark-purple:#4a0080;
    --clr-purple:     #7700cc;
    --clr-lilac:      #aa44ee;
    --clr-mist:       #cc88ff;

    /* Texto */
    --clr-ash:        #c8b8d8;
    --clr-ghost:      #e8d8f8;
    --clr-pale:       #f5eeff;

    /* Gradientes */
    --grad-dark:      linear-gradient(180deg, var(--clr-void) 0%, var(--clr-abyss) 40%, var(--clr-deep) 100%);
    --grad-blood:     linear-gradient(135deg, var(--clr-blood) 0%, var(--clr-dark-purple) 100%);
    --grad-glow:      radial-gradient(ellipse at 50% 0%, rgba(119,0,204,0.3) 0%, transparent 70%);

    /* Tipografia */
    --font-title:     'Cinzel Decorative', serif;
    --font-heading:   'Cinzel', serif;
    --font-body:      'Crimson Text', serif;
    --font-accent:    'IM Fell English', serif;

    /* Sombras */
    --shadow-crimson: 0 0 20px rgba(204,0,32,0.6), 0 0 60px rgba(204,0,32,0.2);
    --shadow-purple:  0 0 20px rgba(119,0,204,0.6), 0 0 60px rgba(119,0,204,0.2);
    --shadow-text:    0 0 10px rgba(204,0,32,0.8), 0 0 30px rgba(170,68,238,0.4);

    /* Bordas */
    --border-blood:   1px solid rgba(139,0,0,0.5);
    --border-purple:  1px solid rgba(74,0,128,0.5);

    /* Transitions */
    --trans-fast:     0.2s ease;
    --trans-med:      0.4s ease;
    --trans-slow:     0.8s ease;

    /* Z-index layers */
    --z-bg:           0;
    --z-content:      10;
    --z-overlay:      50;
    --z-nav:          100;
    --z-modal:        200;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    background: var(--clr-void);
    color: var(--clr-ash);
    font-family: var(--font-body);
    font-size: 1.1rem;
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
    cursor: default;

    /* Textura de fundo subtil */
    background-image:
        url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    background-size: 200px 200px;
}

/* Cursor personalizado */
body * { cursor: url('/assets/images/cursor.png'), auto; }
a, button, [role="button"] { cursor: url('/assets/images/cursor-pointer.png'), pointer; }

/* === Scrollbar === */
::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-void); }
::-webkit-scrollbar-thumb { background: var(--clr-blood); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--clr-crimson); }

/* === Tipografia === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    letter-spacing: 0.05em;
    line-height: 1.2;
}

a {
    color: var(--clr-lilac);
    text-decoration: none;
    transition: color var(--trans-fast);
}
a:hover { color: var(--clr-rose); }

/* === Utilitários === */
.visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* === Glow effect === */
.glow-red    { text-shadow: var(--shadow-crimson); }
.glow-purple { text-shadow: var(--shadow-purple); }
.glow-both   { text-shadow: var(--shadow-text); }

/* === Separador decorativo === */
.divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
    opacity: 0.6;
}
.divider::before, .divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--clr-blood), transparent);
}
.divider-rune {
    font-family: var(--font-title);
    color: var(--clr-crimson);
    font-size: 1.2rem;
}

/* === Botões === */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--trans-med);
}

.btn-primary {
    background: var(--grad-blood);
    color: var(--clr-pale);
    border: var(--border-blood);
    box-shadow: var(--shadow-crimson);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.1) 50%, transparent 100%);
    transform: translateX(-100%);
    transition: transform var(--trans-med);
}
.btn-primary:hover::before { transform: translateX(100%); }
.btn-primary:hover {
    box-shadow: var(--shadow-crimson), var(--shadow-purple);
    transform: translateY(-2px);
}

/* === Navbar === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-nav);
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(180deg, rgba(4,0,10,0.95) 0%, transparent 100%);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(139,0,0,0.15);
    transition: background var(--trans-med);
}

.navbar.scrolled {
    background: rgba(4,0,10,0.98);
    border-bottom-color: rgba(139,0,0,0.4);
}

.navbar-brand {
    font-family: var(--font-title);
    font-size: 1.3rem;
    color: var(--clr-pale);
    text-shadow: var(--shadow-crimson);
    letter-spacing: 0.1em;
}

.navbar-brand span { color: var(--clr-crimson); }

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.navbar-nav a {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--clr-ash);
    position: relative;
    padding-bottom: 4px;
    transition: color var(--trans-fast);
}

.navbar-nav a::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 1px;
    background: var(--clr-crimson);
    box-shadow: 0 0 8px var(--clr-crimson);
    transition: width var(--trans-med);
}

.navbar-nav a:hover,
.navbar-nav a.active {
    color: var(--clr-pale);
}

.navbar-nav a:hover::after,
.navbar-nav a.active::after {
    width: 100%;
}

/* === Alertas / Flash Messages === */
.alert {
    padding: 0.875rem 1.25rem;
    border-radius: 2px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    border-left: 3px solid;
}
.alert-error   { background: rgba(139,0,0,0.15); border-color: var(--clr-blood); color: #ffaaaa; }
.alert-success { background: rgba(0,100,0,0.15); border-color: #006400; color: #aaffaa; }
.alert-info    { background: rgba(74,0,128,0.15); border-color: var(--clr-purple); color: var(--clr-mist); }

/* === Loading Overlay === */
.page-loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--clr-void);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}
.loader-sigil {
    font-family: var(--font-title);
    font-size: 3rem;
    color: var(--clr-crimson);
    animation: sigilPulse 1.5s ease-in-out infinite;
    text-shadow: var(--shadow-crimson);
}
.loader-bar {
    width: 200px;
    height: 2px;
    background: var(--clr-shadow);
    position: relative;
    overflow: hidden;
}
.loader-bar::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, var(--clr-crimson), var(--clr-purple), transparent);
    animation: loaderSlide 1.2s ease-in-out infinite;
}

/* === Animações === */
@keyframes sigilPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.6; transform: scale(0.95); }
}

@keyframes loaderSlide {
    0%   { left: -100%; }
    100% { left: 100%; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes glitch {
    0%   { clip-path: inset(40% 0 61% 0); transform: translate(-2px, 0); }
    20%  { clip-path: inset(92% 0 1% 0);  transform: translate(2px, 0); }
    40%  { clip-path: inset(43% 0 1% 0);  transform: translate(-2px, 0); }
    60%  { clip-path: inset(25% 0 58% 0); transform: translate(2px, 0); }
    80%  { clip-path: inset(54% 0 7% 0);  transform: translate(-2px, 0); }
    100% { clip-path: inset(58% 0 43% 0); transform: translate(2px, 0); }
}

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

@keyframes bloodDrip {
    0%   { transform: scaleY(0); opacity: 0; }
    20%  { opacity: 1; }
    100% { transform: scaleY(1); opacity: 0.6; }
}

/* === Responsivo === */
@media (max-width: 768px) {
    .navbar { padding: 0.75rem 1rem; }
    .navbar-nav { gap: 1rem; }
    .navbar-nav a { font-size: 0.75rem; letter-spacing: 0.1em; }
    .container { padding: 0 1rem; }
}

@media (max-width: 480px) {
    .navbar-nav { display: none; }
}