/* LETROU v1.12.0 — motor de texturas compartilhado; temas 3D em v220.css */
:root{--lt3d-shadow:0 28px 70px rgba(8,18,30,.18);--lt3d-border:color-mix(in srgb,var(--letrou-primary) 24%,#d9e2ea)}
body.letrou-page-home .letrou-main{display:flex;flex-direction:column;overflow:hidden;position:relative}
body.letrou-page-home .letrou-home-tool-v150{order:10}
body.letrou-page-home .letrou-most-v140{order:20}
body.letrou-page-home .letrou-artists-v140{order:30}
body.letrou-page-home .letrou-recent-v140{order:40}
body.letrou-page-home .letrou-services-v140{order:50}
body.letrou-page-home .letrou-singer-v140{order:60}
body.letrou-page-home .letrou-learn-v140{order:70}
body.letrou-page-home .letrou-ad{order:35}

/* texture engine — overlay only on the content area, not header/footer */
body[class*="letrou-texture-"] .letrou-main::before{content:"";position:absolute;inset:0;pointer-events:none;z-index:0;opacity:.13;background-repeat:repeat;background-size:320px 320px;mix-blend-mode:multiply}
body[class*="letrou-texture-"] .letrou-main>*{position:relative;z-index:1}
body.letrou-texture-none .letrou-main::before{display:none}
body.letrou-texture-vinyl .letrou-main::before{background-image:repeating-radial-gradient(circle at 18% 22%,transparent 0 18px,rgba(18,40,60,.38) 19px 20px,transparent 21px 28px);background-size:360px 360px}
body.letrou-texture-staff .letrou-main::before{background-image:repeating-linear-gradient(to bottom,transparent 0 22px,rgba(24,59,89,.24) 23px 24px,transparent 25px 30px);background-size:100% 150px}
body.letrou-texture-waveform .letrou-main::before{background-image:linear-gradient(90deg,transparent 0 12px,rgba(37,118,170,.25) 12px 14px,transparent 14px 28px),linear-gradient(0deg,transparent 0 47%,rgba(37,118,170,.18) 48% 52%,transparent 53%);background-size:28px 54px,100% 54px}
body.letrou-texture-equalizer .letrou-main::before{background-image:linear-gradient(to top,rgba(37,118,170,.20) 0 35%,transparent 35%),linear-gradient(to top,rgba(37,118,170,.12) 0 62%,transparent 62%);background-size:18px 72px,30px 104px;background-position:0 0,9px 18px}
body.letrou-texture-speaker .letrou-main::before{background-image:radial-gradient(circle,rgba(15,35,48,.34) 1.1px,transparent 1.4px);background-size:8px 8px}
body.letrou-texture-mesh .letrou-main::before{background-image:linear-gradient(45deg,rgba(18,46,68,.17) 25%,transparent 25% 75%,rgba(18,46,68,.17) 75%),linear-gradient(-45deg,rgba(18,46,68,.11) 25%,transparent 25% 75%,rgba(18,46,68,.11) 75%);background-size:26px 26px}
body.letrou-texture-spotlights .letrou-main::before{background-image:radial-gradient(ellipse at 15% 0,rgba(255,255,255,.75),transparent 34%),radial-gradient(ellipse at 80% 8%,color-mix(in srgb,var(--letrou-primary) 38%,transparent),transparent 36%);background-size:100% 650px;background-repeat:no-repeat;mix-blend-mode:screen;opacity:.32}
body.letrou-texture-notes .letrou-main::before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240' viewBox='0 0 240 240'%3E%3Cg fill='none' stroke='%23173552' stroke-opacity='.22' stroke-width='3'%3E%3Cpath d='M52 55v72c0 12-28 12-28-2s28-16 28-4V70l72-16v60c0 12-28 12-28-2s28-16 28-4V38z'/%3E%3Cpath d='M178 154v38c0 10-24 10-24-2s24-13 24-3v-49l35-8v40'/%3E%3C/g%3E%3C/svg%3E");background-size:240px 240px}
body.letrou-texture-particles .letrou-main::before{background-image:radial-gradient(circle at 20% 20%,rgba(37,118,170,.4) 0 1.5px,transparent 2px),radial-gradient(circle at 65% 35%,rgba(255,255,255,.7) 0 1px,transparent 1.5px),radial-gradient(circle at 80% 70%,rgba(37,118,170,.3) 0 2px,transparent 2.4px);background-size:90px 90px,120px 120px,160px 160px;animation:ltTextureDrift 22s linear infinite}
body.letrou-texture-chromegrid .letrou-main::before{background-image:linear-gradient(rgba(80,105,125,.20) 1px,transparent 1px),linear-gradient(90deg,rgba(80,105,125,.20) 1px,transparent 1px),linear-gradient(135deg,rgba(255,255,255,.32),transparent 40%);background-size:44px 44px,44px 44px,100% 100%;opacity:.18}
@keyframes ltTextureDrift{to{background-position:90px 45px,-120px 60px,160px -80px}}

/* shared cinematic behavior */
body.letrou-page-home[class*="letrou-home-theme-"] .letrou-home-section,body.letrou-page-home[class*="letrou-home-theme-"] .letrou-home-tool-v150{transition:background .35s ease,border .35s ease,box-shadow .35s ease,transform .35s ease}
body.letrou-page-home .letrou-most-grid-v140 .letrou-rank-song,body.letrou-page-home .letrou-services-grid-v140 article,body.letrou-page-home .letrou-singer-grid-v140 a,body.letrou-page-home .letrou-guides-v140>a,body.letrou-page-home .letrou-recent-grid-v140>a{transition:transform .28s cubic-bezier(.2,.8,.2,1),box-shadow .28s ease,border-color .28s ease,background .28s ease}
body.letrou-page-home .letrou-most-grid-v140 .letrou-rank-song:hover,body.letrou-page-home .letrou-services-grid-v140 article:hover,body.letrou-page-home .letrou-singer-grid-v140 a:hover,body.letrou-page-home .letrou-guides-v140>a:hover,body.letrou-page-home .letrou-recent-grid-v140>a:hover{transform:translateY(-6px);box-shadow:var(--lt3d-shadow)}

/* v1.12.0: temas antigos removidos. Este arquivo preserva apenas o motor de texturas e comportamento compartilhado. */