/* ========================================================================= */
/* SPLASH SCREEN SUPREMA - O CHAMADO DA BRASA (NÍVEL AAA)                    */
/* ========================================================================= */

.splash-screen {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--paper-bg);
    /* Volta para a Xilogravura Bruta */
    box-shadow: inset 0 0 200px rgba(0, 0, 0, 0.4);
    /* Vignette vintage para foco no centro */
    transition: background 0.5s ease;
}

/* Base Metálica (Ferro de Forja) - Escondida no modo ocioso */
.splash-forged-iron {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, #1b1614 0%, #050302 100%);
    box-shadow: inset 0 0 100px rgba(0, 0, 0, 0.9);
    z-index: 0;
    opacity: 0;
    /* Invisível antes do Tsunami */
    transition: opacity 0.4s ease;
}

/* Canvas do Fogo Base - Ocioso (Fagulhas/Fumaça) */
.splash-fire-canvas {
    position: absolute;
    bottom: -15vh;
    left: 0;
    width: 100vw;
    height: 70vh;
    z-index: 1;
    pointer-events: none;
    mix-blend-mode: multiply;
    /* Contra o fundo bege fica como fumaça/fuligem */
    filter: blur(4px) saturate(0.5);
    /* Embers lentas desfocadas */
    opacity: 0.15;
    /* Fantasmagórico */
    transition: transform 1.2s cubic-bezier(0.8, 0, 0.2, 1), opacity 0.4s ease, filter 0.4s ease;
}

/* Noise para unir CGI e a Xilogravura */
.splash-noise-overlay {
    position: absolute;
    inset: 0;
    background: 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="0.85" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23n)" opacity="0.12"/%3E%3C/svg%3E');
    mix-blend-mode: overlay;
    z-index: 2;
    pointer-events: none;
}

.splash-content {
    position: relative;
    z-index: 10;
    text-align: center;
    transform: scale(0.9);
    opacity: 1;
    transition: opacity 0.5s, transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

/* Distorção Visual de Calor Atrás do Logo */
.splash-logo-container {
    position: relative;
    margin-bottom: 25px;
}

.splash-heat-wave {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 250px;
    height: 250px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(255, 100, 0, 0.4) 0%, rgba(255, 30, 0, 0) 70%);
    filter: blur(20px);
    border-radius: 50%;
    opacity: 0.6;
    animation: pulseHeat 2s infinite alternate ease-in-out;
    pointer-events: none;
    z-index: -1;
}

@keyframes pulseHeat {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.4;
    }

    100% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.8;
    }
}

.splash-logo {
    width: 140px;
    height: 140px;
    background: var(--paper-bg);
    /* Volta pro Bege no meio */
    border: 6px solid var(--ink-black);
    /* Borda dura de estampa */
    transform: rotate(-3deg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 12px 12px 0px var(--ink-black), inset 0 0 20px rgba(255, 40, 0, 0);
    /* Sombra bruta */
    font-family: var(--font-display);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: breathingLogo 3.5s infinite alternate ease-in-out;
}

@keyframes breathingLogo {
    0% {
        box-shadow: 12px 12px 0px var(--ink-black), inset 0 0 5px rgba(255, 60, 0, 0.05);
        border-color: var(--ink-black);
    }

    100% {
        box-shadow: 12px 12px 0px var(--ink-black), inset 0 0 40px rgba(255, 60, 0, 0.4), 0 0 30px rgba(255, 60, 0, 0.2);
        border-color: #8b3113;
        /* A borda esquenta pro ferrugem sutilmente */
    }
}

.splash-logo i {
    font-size: 5rem;
    color: var(--clay-red);
    /* Cor flat sem neon */
    text-shadow: none;
    /* Logo opaco rústico padrão */
}

.splash-logo:hover {
    transform: rotate(0deg) scale(1.05);
    box-shadow: 16px 16px 0px var(--ink-black), inset 0 0 30px rgba(255, 60, 0, 0.5);
    border-color: #ff3c00;
}

/* Tipografia Brutal Emboss (Letterpress / Marca a Fogo) */
.glossy-text {
    font-family: var(--font-display);
    font-size: 5.5rem;
    line-height: 0.9;
    margin-bottom: 5px;
    color: var(--ink-black);
    background: none;
    -webkit-text-fill-color: var(--ink-black);
    /* Anula gradiente vazio anterior */
    letter-spacing: 3px;
    position: relative;
    /* Letterpress effect (Emboss): Sombra escura plana e leve luz embaixo. */
    text-shadow: -1px -1px 1px rgba(0, 0, 0, 0.6), 2px 2px 1px rgba(255, 255, 255, 0.8);
}

/* Subtitle Estampado no Papel */
.shadow-burned {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--ink-black);
    background: transparent;
    backdrop-filter: none;
    display: inline-block;
    padding: 10px 40px;
    border-top: 2px dashed var(--ink-black);
    border-bottom: 2px dashed var(--ink-black);
    border-right: none;
    border-left: none;
    text-transform: uppercase;
    letter-spacing: 6px;
    font-weight: bold;
    box-shadow: none;
    text-shadow: -1px -1px 0px rgba(0, 0, 0, 0.3), 1px 1px 1px rgba(255, 255, 255, 0.8);
    margin-bottom: 25px;
}

/* Botão "Forjar" - Estilo Xilogravura c/ Shimmer Laranja */
.btn-magma {
    position: relative;
    background: var(--paper-bg);
    border: 4px solid var(--ink-black);
    color: var(--ink-black);
    padding: 16px 48px;
    font-family: var(--font-display);
    font-size: 1.8rem;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 3px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-radius: 0;
    /* Voltou quadrado agressivo */
    box-shadow: 10px 10px 0px var(--ink-black);
}

/* Feixe de Luz magnético que roda atrás do letreiro dele */
.btn-magma::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 120, 0, 0.3), transparent);
    transform: skewX(-20deg);
    animation: plasmaShine 4s infinite linear;
}

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

    20% {
        left: 200%;
    }

    100% {
        left: 200%;
    }
}

.btn-magma:hover {
    background: var(--sun-yellow);
    color: var(--ink-black);
    box-shadow: 14px 14px 0px var(--ink-black), inset 0 0 20px rgba(255, 80, 0, 0.15);
    transform: translate(-4px, -4px) rotate(-1deg);
    border-color: var(--ink-black);
}

.btn-magma:active {
    transform: translate(2px, 2px) rotate(0deg);
    box-shadow: 4px 4px 0px var(--ink-black);
}

/* Splash Container wrapper pra centralizar os action buttons com flex */
.splash-action-block {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ========================================================================= */
/* ESTADO ERUPT E OPEN (TSUNAMI E FADE)                                      */
/* ========================================================================= */

.splash-fire-canvas {
    transform-origin: bottom center;
    /* Essencial para que o fogo cresça para cima */
}

/* ERUPT: Tsunami de Magma sobe engolindo a tela D-e-v-a-g-a-r */
.splash-screen.erupt .splash-fire-canvas {
    transform: translateY(-5vh) scaleY(3.5) scaleX(1.5);
    opacity: 1 !important;
    filter: saturate(3) brightness(3) blur(0px);
    /* Tira o desfoque idle */
    mix-blend-mode: color-dodge;
    /* Lança luz pra cima do ferro forjado que acabou de aparecer */
    z-index: 100;
    /* Aumentado de 0.6 para 1.5 segundo! */
    transition: transform 1.5s cubic-bezier(0.25, 1, 0.5, 1), filter 1.5s ease;
}

.splash-screen.erupt .splash-content {
    transform: scale(1.3);
    filter: blur(15px);
    opacity: 0;
    /* Sombras e letras sumindo na mesma velocidade devagar */
    transition: all 1.4s cubic-bezier(0.55, 0.085, 0.68, 0.53);
}

/* IMPORTANTE: O Fundo de aço escuro DEVE permanecer visível no ERUPT 
   para garantir o fundo preto necessário pro contrast/color-dodge do fogo.
   Ele só vai sumir no OPEN. */
.splash-screen.erupt .splash-forged-iron {
    opacity: 1;
    /* Mantém escuro */
}

/* O Noise overlay pode sumir devagarzinho pois o fogo já assumiu a vida ali */
.splash-screen.erupt .splash-noise-overlay {
    opacity: 0;
    transition: opacity 1.5s ease;
}

/* OPEN: Fim de tudo (FadeOut Global) */
.splash-screen.open {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.splash-screen.hidden {
    pointer-events: none;
    opacity: 0;
    display: none;
}