/*
Theme Name: Infinite Universe
Theme URI: https://storytimeandconfessions.com
Author: StoryTimeAndConfessions
Author URI: https://storytimeandconfessions.com
Description: Cross-platform optimized dark immersive theme with adaptive WebGL, WebView support, Gmail auth popup, and device-tier performance scaling.
Version: 8.0
Requires at least: 5.0
Tags: blog, custom-logo, featured-images, dark, horror, creepy, immersive
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: infiniteuniverse
*/

/* Fonts loaded via functions.php — no render-blocking @import */

*,*:before,*:after{box-sizing:border-box;}
body,html{margin:0;padding:0;font-size:16px;}
h1,h2,h3,h4,h5,h6,p,ol,ul{padding:0;margin:0 0 1rem 0;word-wrap:break-word;}
ol,ul{list-style-type:none;list-style-position:inside;}
img{height:auto;max-width:100%;}
a{transition:all .3s ease;}

:root{
  --pink:#ff4f7f;
  --pink-glow:rgba(255,60,100,0.4);
  --dark:#000000;
  --body-text:#ddd8dc;
  --menu-bg:rgba(3,0,8,0.95);
}

/* ═══ BASE ═══ */
body{font-family:'Montserrat',sans-serif;background:var(--dark)!important;color:var(--body-text);overflow-x:hidden;}
p{font-weight:300;color:var(--body-text);font-size:1.05rem;line-height:1.85;}
h1,h2,h3{color:var(--pink)!important;font-family:'Creepster',cursive!important;text-shadow:0 0 20px var(--pink-glow),0 2px 40px rgba(139,0,30,0.3);letter-spacing:1px;}
h4,h5,h6{color:var(--pink)!important;text-shadow:0 0 12px var(--pink-glow);}
a{color:#fff!important;text-decoration:underline;text-underline-offset:3px;}
a:hover{color:#ff7aa8!important;text-shadow:0 0 10px var(--pink-glow);}

/* Vignette */
body::after{content:"";position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none;background:radial-gradient(ellipse at center,transparent 30%,rgba(0,0,0,0.7) 100%);animation:st-vig 6s ease-in-out infinite alternate;}
@keyframes st-vig{0%{opacity:.85;}100%{opacity:1;}}

/* Scrollbar */
::-webkit-scrollbar{width:6px;}
::-webkit-scrollbar-track{background:#050005;}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#ff4f7f,#4a0012);border-radius:3px;}
::selection{background:rgba(139,0,30,0.5);color:#fff;}

/* Cursor */
body{cursor:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20'%3E%3Ccircle cx='10' cy='10' r='8' fill='none' stroke='%23ff4f7f' stroke-width='1' opacity='.6'/%3E%3Ccircle cx='10' cy='10' r='2' fill='%23ff4f7f'/%3E%3C/svg%3E") 10 10,auto;}
a,button,input[type="submit"]{cursor:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24'%3E%3Ccircle cx='12' cy='12' r='10' fill='none' stroke='%23ffaa33' stroke-width='1.5' opacity='.8'/%3E%3Ccircle cx='12' cy='12' r='3' fill='%23ffaa33'/%3E%3C/svg%3E") 12 12,pointer!important;}

/* ═══ THREE.JS + GHOST CANVAS ═══ */
#st-universe{position:fixed!important;top:0;left:0;width:100%!important;height:100%!important;z-index:-2;pointer-events:none;}
#st-universe canvas{display:block!important;width:100%!important;height:100%!important;}
#st-ghosts{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1;pointer-events:none;}

/* ═══ HEADER ═══ */
.st-header{position:fixed;top:0;left:0;width:100%;z-index:999;background:var(--menu-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,60,100,0.08);padding:0 3%;}
.logged-in .st-header{top:32px;}
@media(max-width:782px){.logged-in .st-header{top:46px;}}
.st-header-inner{display:flex;justify-content:space-between;align-items:center;max-width:1650px;margin:0 auto;min-height:58px;}
.st-logo a{color:var(--pink)!important;text-decoration:none!important;font-family:'Creepster',cursive!important;font-weight:700;font-size:1.4rem;letter-spacing:2px;text-shadow:0 0 15px var(--pink-glow);}
.st-logo img{height:40px;filter:drop-shadow(0 0 12px var(--pink-glow));}

.st-nav ul{display:flex;gap:0;margin:0;padding:0;list-style:none;flex-wrap:wrap;}
.st-nav ul li{position:relative;}
.st-nav ul li a{display:block;padding:18px 13px;color:var(--pink)!important;text-decoration:none!important;font-weight:500;font-size:.88rem;letter-spacing:.5px;white-space:nowrap;font-family:'Montserrat',sans-serif;}
.st-nav ul li a:hover{color:#fff!important;text-shadow:0 0 15px var(--pink-glow);}
.st-nav ul li ul{position:absolute;top:100%;left:0;min-width:210px;background:var(--menu-bg);backdrop-filter:blur(18px);border:1px solid rgba(255,60,100,0.12);border-radius:10px;padding:6px 0;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s ease;box-shadow:0 15px 50px rgba(0,0,0,0.7);z-index:1000;}
.st-nav ul li:hover>ul,.st-nav ul li:focus-within>ul{opacity:1;visibility:visible;transform:translateY(0);}
.st-nav ul li ul li{width:100%;}
.st-nav ul li ul li a{padding:10px 18px;font-size:.83rem;border-bottom:1px solid rgba(255,60,100,0.04);}
.st-nav ul li ul li:last-child a{border-bottom:none;}

.st-hamburger{display:none;cursor:pointer;padding:10px;}
.st-hamburger span{display:block;width:28px;height:2px;background:var(--pink);margin:6px 0;transition:all .3s;}
@media(max-width:998px){
  .st-hamburger{display:block;}
  .st-nav{position:absolute;top:58px;left:0;width:100%;background:var(--menu-bg);backdrop-filter:blur(18px);max-height:0;overflow:hidden;transition:max-height .5s ease;}
  .st-nav.open{max-height:100vh;overflow-y:auto;}
  .st-nav ul{flex-direction:column;}
  .st-nav ul li a{padding:14px 20px;}
  .st-nav ul li ul{position:static;opacity:1;visibility:visible;transform:none;max-height:0;overflow:hidden;transition:max-height .4s;border:none;border-radius:0;box-shadow:none;background:rgba(255,60,100,0.02);}
  .st-nav ul li:hover>ul,.st-nav ul li:focus-within>ul{max-height:500px;}
  .st-nav ul li ul li a{padding-left:36px;}
  .menu-open .st-hamburger span:nth-child(1){transform:translateY(8px) rotate(45deg);}
  .menu-open .st-hamburger span:nth-child(2){opacity:0;}
  .menu-open .st-hamburger span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}
}

.st-spacer{height:78px;}
.st-wrap{position:relative;z-index:2;min-height:100vh;}
.st-main{max-width:1200px;margin:0 auto;padding:0 3%;}

/* ═══ HERO ═══ */
.st-hero{text-align:center;padding:35px 20px 10px;position:relative;z-index:10;}
.st-hero h1{font-size:3.5rem;margin-bottom:.3rem;animation:st-glow 4s ease-in-out infinite alternate;}
@keyframes st-glow{0%{text-shadow:0 0 20px var(--pink-glow),0 0 60px rgba(139,0,30,0.2);}100%{text-shadow:0 0 40px var(--pink-glow),0 0 100px rgba(139,0,30,0.4);}}
.st-hero .st-desc{color:#886070;font-size:1.05rem;font-weight:300;}
@media(max-width:768px){.st-hero h1{font-size:2.2rem;}}

.st-search{display:flex;align-items:center;max-width:500px;margin:15px auto;padding:8px;background:rgba(12,0,20,0.6);border:1px solid rgba(255,60,100,0.15);border-radius:20px;}
.st-search input[type="text"]{flex:1;padding:10px 12px;background:transparent;border:none;color:var(--body-text);font-size:1rem;outline:none;}
.st-search input::placeholder{color:#665060;}
.st-search button{padding:0 8px;background:transparent;border:none;cursor:pointer;}
.st-search img{width:22px;height:22px;filter:invert(1);}

/* ═══ POST CARDS — NO backdrop, transparent ═══ */
.st-grid{display:flex;flex-wrap:wrap;gap:24px;padding:20px 0;}
.st-post-card{
  flex:1 1 300px;max-width:calc(33.333% - 16px);
  background:transparent!important;
  border:1px solid rgba(255,60,100,0.1);
  border-radius:14px;padding:20px;
  transition:all .4s;
}
.st-post-card:hover{border-color:rgba(255,60,100,0.3);box-shadow:0 0 40px rgba(255,40,80,0.08);transform:translateY(-4px);}
.st-post-card img{width:100%;border-radius:10px;border:1px solid rgba(255,60,100,0.08);margin-bottom:12px;}
.st-post-card h3{font-size:1.25rem;margin-bottom:8px;}
.st-post-card h3 a{color:var(--pink)!important;text-decoration:none!important;}
.st-post-card h3 a:hover{text-shadow:0 0 25px var(--pink-glow);}
.st-post-card p{font-size:.92rem;color:#b0a0a8!important;}
.st-post-card .st-meta{font-size:.78rem;color:#665060!important;margin-top:8px;}
@media(max-width:768px){.st-post-card{max-width:100%;}}

/* Pagination */
.st-pagination{text-align:center;padding:30px 0;}
.st-pagination a,.st-pagination span{display:inline-block;padding:10px 16px;margin:0 3px;border-radius:50%;background:rgba(12,0,20,0.5);border:1px solid rgba(255,60,100,0.12);color:var(--pink)!important;text-decoration:none!important;}
.st-pagination span.current{background:var(--pink);color:#000!important;font-weight:700;border-color:var(--pink);}

/* ═══ SINGLE POST — NO backdrop, text on bare universe ═══ */
.st-article,
article.post,
article.page,
.type-post,
.type-page,
.entry-content,
.post-content{
  background:transparent!important;
  border:none!important;
  box-shadow:none!important;
  backdrop-filter:none!important;
  -webkit-backdrop-filter:none!important;
}

/* Comments — minimal transparent bg just for readability */
#comments{width:100%;}
.comment-form-author input,.comment-form-email input,.comment-form-url input{width:100%;padding:8px 12px;background:transparent;border:none;border-bottom:2px solid rgba(255,60,100,0.2);color:var(--body-text);font-size:1rem;outline:none;margin-top:10px;}
textarea{padding:15px;width:100%;background:rgba(0,0,0,0.3);color:var(--body-text);border:1px solid rgba(255,60,100,0.15);border-radius:8px;resize:none;font-size:1rem;outline:none;}
textarea:focus{border-color:var(--pink);}
.form-submit input[type=submit]{font-size:1rem;background:linear-gradient(135deg,#5a0018,#aa1140);border:1px solid rgba(255,60,100,0.25);color:#fff;padding:12px 28px;border-radius:8px;font-weight:700;cursor:pointer;transition:all .3s;text-decoration:none;}
.form-submit input[type=submit]:hover{box-shadow:0 0 30px var(--pink-glow);transform:translateY(-2px);}
ol.commentlist{padding:0;list-style:none;}
ol.commentlist li.comment{padding:1em;background:transparent;border:1px solid rgba(255,60,100,0.06);border-radius:10px;margin-bottom:10px;}

/* ═══ LANTERNS ═══ */
#st-lanterns{position:fixed;top:0;left:0;width:100%;height:100%;z-index:3;pointer-events:none;overflow:hidden;}
.st-lantern{position:absolute;will-change:transform,left,top;transition:filter .3s;filter:drop-shadow(0 0 12px rgba(255,120,30,0.5)) drop-shadow(0 6px 20px rgba(200,50,0,0.3));}
.st-lantern:hover{filter:drop-shadow(0 0 40px rgba(255,160,50,1)) drop-shadow(0 0 70px rgba(255,80,0,0.5)) brightness(1.3)!important;}

/* Lava drool */
.st-lantern::before{content:"";position:absolute;bottom:-4px;left:30%;width:40%;height:14px;background:radial-gradient(ellipse,rgba(255,100,0,0.6) 0%,rgba(200,30,0,0.3) 50%,transparent 100%);border-radius:0 0 50% 50%;animation:st-lava 1.8s ease-in-out infinite alternate;filter:blur(2px);pointer-events:none;}
.st-lantern::after{content:"";position:absolute;bottom:-9px;left:40%;width:20%;height:18px;background:radial-gradient(ellipse,rgba(255,60,0,0.4) 0%,transparent 70%);border-radius:0 0 50% 50%;animation:st-lava 2.5s ease-in-out infinite alternate-reverse;filter:blur(3px);pointer-events:none;}
@keyframes st-lava{0%{transform:scaleY(0.5) translateY(0);opacity:0.4;}100%{transform:scaleY(1.5) translateY(7px);opacity:0.8;}}

/* Dialogue — always readable, never flipped */
.st-lantern-dialogue{
  position:absolute;bottom:calc(100% + 12px);left:50%;transform:translateX(-50%);
  width:235px;background:rgba(0,0,0,0.95);
  border:1px solid rgba(255,60,100,0.3);border-radius:12px;
  padding:13px 15px;opacity:0;visibility:hidden;pointer-events:none;z-index:100;
  transition:opacity .3s ease;
  box-shadow:0 10px 40px rgba(0,0,0,0.9),0 0 25px rgba(255,40,80,0.1);
}
.st-dialogue-title{color:var(--pink)!important;font-size:13px!important;font-weight:700;line-height:1.3;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-shadow:none!important;font-family:'Montserrat',sans-serif!important;}
.st-dialogue-desc{color:#b0a0a8!important;font-size:11px!important;font-weight:300;line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}

/* ═══ CAROUSEL ═══ */
#st-carousel-section{position:relative;z-index:50;padding:30px 20px;overflow:hidden;}
.st-carousel-title{text-align:center;color:var(--pink)!important;font-family:'Creepster',cursive!important;font-size:26px!important;letter-spacing:3px;margin-bottom:18px;text-shadow:0 0 35px rgba(255,40,80,0.5);}
.st-carousel-wrap{overflow:hidden;width:100%;mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);}
.st-carousel-track{display:flex;gap:20px;animation:st-scroll 55s linear infinite;width:max-content;}
.st-carousel-track:hover{animation-play-state:paused;}
@keyframes st-scroll{0%{transform:translateX(0);}100%{transform:translateX(-50%);}}
.st-carousel-card{flex-shrink:0;width:255px;background:rgba(0,0,0,0.4);border:2px solid rgba(255,255,255,0.7);border-radius:14px;overflow:hidden;text-decoration:none!important;transition:all .4s;}
.st-carousel-card:hover{transform:translateY(-6px) scale(1.03);border-color:var(--pink);box-shadow:0 8px 45px rgba(255,40,80,0.2);}
.st-card-img{width:100%;height:150px;background-size:cover;background-position:center;background-color:rgba(20,0,15,0.4);border-bottom:1px solid rgba(255,255,255,0.1);}
.st-card-body{padding:14px 16px;}
.st-card-title{color:var(--pink)!important;font-size:13px!important;line-height:1.3;margin:0 0 6px!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-shadow:none!important;font-family:'Montserrat',sans-serif!important;}
.st-card-desc{color:#a090a0!important;font-size:11px!important;line-height:1.5;margin:0!important;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
@media(max-width:768px){.st-carousel-card{width:200px;}.st-card-img{height:110px;}}

/* ═══ GIF BACKGROUND ═══ */
#st-gif-bg{animation:st-gifp 7s ease-in-out infinite alternate;}
@keyframes st-gifp{0%{opacity:0.06;filter:saturate(0.15) brightness(0.35);}100%{opacity:0.13;filter:saturate(0.3) brightness(0.5);}}

/* ═══ FOOTER ═══ */
.st-footer{background:var(--menu-bg);backdrop-filter:blur(14px);border-top:1px solid rgba(255,60,100,0.08);position:relative;z-index:50;padding:20px 0 0;}
.st-footer-nav ul{display:flex;justify-content:center;flex-wrap:wrap;gap:0;margin:0;padding:0;list-style:none;}
.st-footer-nav ul li{position:relative;}
.st-footer-nav ul li a{display:block;padding:10px 15px;color:var(--pink)!important;text-decoration:none!important;font-weight:500;font-size:.85rem;transition:all .3s;}
.st-footer-nav ul li a:hover{color:#fff!important;text-shadow:0 0 12px var(--pink-glow);}
.st-footer-nav ul li ul{position:absolute;bottom:100%;left:50%;transform:translateX(-50%) translateY(8px);min-width:200px;background:var(--menu-bg);backdrop-filter:blur(18px);border:1px solid rgba(255,60,100,0.12);border-radius:10px;padding:6px 0;opacity:0;visibility:hidden;transition:all .3s;box-shadow:0 -12px 45px rgba(0,0,0,0.6);z-index:100;}
.st-footer-nav ul li:hover>ul,.st-footer-nav ul li:focus-within>ul{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.st-footer-nav ul li ul li{width:100%;display:block;}
.st-footer-nav ul li ul li a{padding:8px 18px;font-size:.8rem;border-bottom:1px solid rgba(255,60,100,0.04);}
.st-footer-nav ul li ul li:last-child a{border-bottom:none;}
@media(max-width:768px){
  .st-footer-nav ul{flex-direction:column;align-items:center;}
  .st-footer-nav ul li ul{position:static;transform:none;opacity:1;visibility:visible;max-height:0;overflow:hidden;transition:max-height .4s;box-shadow:none;border:none;border-radius:0;background:transparent;backdrop-filter:none;}
  .st-footer-nav ul li:hover>ul{max-height:400px;transform:none;}
}
.st-footer-bottom{text-align:center;padding:12px 0;border-top:1px solid rgba(255,60,100,0.06);}
.st-footer-bottom p{margin:0;font-size:.83rem;color:#665060;}
.st-footer-bottom a{color:var(--pink)!important;text-decoration:none!important;}
.st-copyright-bar{background:rgba(0,0,0,0.97);border-top:1px solid rgba(255,60,100,0.08);padding:10px 0;text-align:center;position:relative;z-index:9999;}
.st-copyright-bar p{margin:0;font-size:.78rem;color:#4a3040;}
.st-copyright-bar a{color:var(--pink)!important;text-decoration:none!important;}

/* WordPress defaults */
.alignleft{float:left;max-width:97%;}.alignright{float:right;max-width:97%;}.aligncenter{display:block;margin:0 auto;max-width:97%;}.alignnone{max-width:97%;}
.screen-reader-text{position:absolute;left:-9999px;}
.wp-caption{margin-bottom:20px;padding:10px;max-width:97%;border:1px solid rgba(255,60,100,0.08);border-radius:8px;text-align:center;}
.gallery{display:flex;flex-wrap:wrap;}
.sticky{border-right:3px solid rgba(255,60,100,0.15);border-bottom:3px solid rgba(255,60,100,0.15);}
.text-content a,.comment-content a{text-decoration:underline;}

/* ═══════════════════════════════════════════════════════
   CROSS-PLATFORM OPTIMIZATIONS v8
   ═══════════════════════════════════════════════════════ */

/* WebView / Android App — disable heavy effects */
@media (hover: none) and (pointer: coarse) {
  /* Mobile/touch devices & WebView: kill cursor effects */
  body{cursor:auto!important;}
  a,button,input[type="submit"]{cursor:auto!important;}
  /* Reduce backdrop-filter blur on low-end devices */
  .st-header{backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);}
  /* Disable vignette animation on mobile */
  body::after{animation:none!important;opacity:.9!important;}
  /* Much dimmer lanterns — barely visible glow, no bright shadows */
  .st-lantern{filter:drop-shadow(0 0 4px rgba(255,120,30,0.2))!important;opacity:0.3!important;}
  .st-lantern:hover{filter:drop-shadow(0 0 10px rgba(255,160,50,0.4))!important;opacity:0.5!important;}
  .st-lantern::before,.st-lantern::after{display:none!important;} /* kill lava drool on mobile */
  /* Push lanterns behind content on mobile */
  #st-lanterns{z-index:1!important;}
}

/* Improve touch targets for mobile */
@media (max-width:768px) {
  .st-nav ul li a{padding:16px 20px;font-size:.92rem;min-height:48px;display:flex;align-items:center;}
  .st-footer-nav ul li a{min-height:44px;display:flex;align-items:center;justify-content:center;}
  .st-post-card{padding:16px;}
  .st-post-card h3{font-size:1.1rem;}
  .st-pagination a,.st-pagination span{min-width:44px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;}
}

/* Safe area insets for notched phones & WebView */
@supports (padding-top: env(safe-area-inset-top)) {
  .st-header{padding-top:env(safe-area-inset-top);}
  .st-footer{padding-bottom:env(safe-area-inset-bottom);}
  .st-copyright-bar{padding-bottom:env(safe-area-inset-bottom);}
  #st-audio-toggle{bottom:calc(20px + env(safe-area-inset-bottom));right:calc(20px + env(safe-area-inset-right));}
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  *{animation-duration:0.01s!important;transition-duration:0.01s!important;}
  .st-carousel-track{animation:none!important;}
  body::after{animation:none!important;}
}

/* Smooth scrolling (helps WebView feel native) */
html{scroll-behavior:smooth;-webkit-overflow-scrolling:touch;}

/* Prevent text selection flash on touch (WebView fix) */
.st-lantern,.st-hamburger,.st-carousel-card{
  -webkit-user-select:none;user-select:none;
  -webkit-tap-highlight-color:transparent;
}


/* ═══════════════════════════════════════════════════════
   AUTH POPUP STYLES
   ═══════════════════════════════════════════════════════ */
#iu-auth-overlay{
  position:fixed;top:0;left:0;width:100%;height:100%;
  z-index:100000;
  background:rgba(0,0,0,0);
  display:flex;align-items:center;justify-content:center;
  padding:20px;
  opacity:0;
  transition:all .4s ease;
  pointer-events:none;
}
#iu-auth-overlay.visible{
  opacity:1;
  background:rgba(0,0,0,0.85);
  pointer-events:auto;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}

#iu-auth-popup{
  position:relative;
  width:100%;max-width:400px;
  background:rgba(8,0,15,0.98);
  border:1px solid rgba(255,60,100,0.2);
  border-radius:20px;
  padding:40px 30px 30px;
  text-align:center;
  box-shadow:0 25px 80px rgba(0,0,0,0.8),0 0 60px rgba(255,40,80,0.08);
  transform:translateY(30px) scale(0.95);
  transition:transform .4s ease;
  overflow:hidden;
}
#iu-auth-overlay.visible #iu-auth-popup{
  transform:translateY(0) scale(1);
}

/* Glow accent behind popup */
.iu-auth-glow{
  position:absolute;top:-50%;left:-50%;width:200%;height:200%;
  background:radial-gradient(circle at center,rgba(255,40,80,0.06) 0%,transparent 60%);
  pointer-events:none;
  animation:iu-glow-pulse 4s ease-in-out infinite alternate;
}
@keyframes iu-glow-pulse{0%{opacity:0.5;}100%{opacity:1;}}

/* Close button */
#iu-auth-close{
  position:absolute;top:12px;right:16px;
  background:none!important;border:none!important;
  color:#ff4f7f!important;font-size:28px;line-height:1;
  cursor:pointer;opacity:0.6;transition:opacity .2s;
  z-index:2;padding:4px;
}
#iu-auth-close:hover{opacity:1;}

/* Icon */
.iu-auth-icon{margin:0 auto 12px;position:relative;z-index:1;}

/* Title */
#iu-auth-title{
  font-family:'Creepster',cursive!important;
  font-size:1.6rem!important;
  color:#ff4f7f!important;
  margin-bottom:6px!important;
  position:relative;z-index:1;
  text-shadow:0 0 25px rgba(255,40,80,0.4);
  letter-spacing:1px;
}

.iu-auth-desc{
  color:#886070!important;font-size:.88rem!important;
  margin-bottom:20px!important;
  position:relative;z-index:1;
  line-height:1.5;
}

/* Tabs */
.iu-auth-tabs{
  display:flex;gap:0;margin-bottom:18px;
  border:1px solid rgba(255,60,100,0.15);border-radius:10px;overflow:hidden;
  position:relative;z-index:1;
}
.iu-tab{
  flex:1;padding:10px;
  background:transparent!important;
  border:none!important;
  color:#886070!important;
  font-size:.85rem;font-weight:600;
  cursor:pointer;transition:all .3s;
  font-family:'Montserrat',sans-serif;
}
.iu-tab.active{
  background:rgba(255,40,80,0.12)!important;
  color:#ff4f7f!important;
}
.iu-tab:hover{color:#ff7aa8!important;}

/* Tab content */
.iu-tab-content{display:none;position:relative;z-index:1;}
.iu-tab-content.active{display:block;}

/* Inputs */
#iu-auth-popup input[type="email"],
#iu-auth-popup input[type="text"]{
  width:100%;padding:14px 16px;
  background:rgba(255,255,255,0.04)!important;
  border:1px solid rgba(255,60,100,0.15)!important;
  border-radius:10px;
  color:#ddd8dc!important;
  font-size:.95rem;
  outline:none;
  margin-bottom:12px;
  transition:border-color .3s;
  font-family:'Montserrat',sans-serif;
  -webkit-appearance:none;
}
#iu-auth-popup input:focus{
  border-color:rgba(255,60,100,0.5)!important;
  box-shadow:0 0 15px rgba(255,40,80,0.1);
}
#iu-auth-popup input::placeholder{color:#665060;}

/* Submit button */
.iu-auth-submit{
  width:100%;padding:14px;
  background:linear-gradient(135deg,#5a0018,#aa1140)!important;
  border:1px solid rgba(255,60,100,0.3)!important;
  border-radius:10px;
  color:#fff!important;
  font-size:.95rem;font-weight:700;
  cursor:pointer;
  transition:all .3s;
  font-family:'Montserrat',sans-serif;
  min-height:48px;
  display:flex;align-items:center;justify-content:center;
}
.iu-auth-submit:hover{
  box-shadow:0 0 30px rgba(255,40,80,0.3);
  transform:translateY(-1px);
}
.iu-auth-submit:disabled{opacity:0.6;cursor:not-allowed;transform:none!important;}

/* Loader spinner */
.iu-btn-loader{
  width:20px;height:20px;
  border:2px solid rgba(255,255,255,0.3);
  border-top-color:#fff;
  border-radius:50%;
  animation:iu-spin .6s linear infinite;
}
@keyframes iu-spin{to{transform:rotate(360deg);}}

/* Messages */
#iu-auth-msg{
  margin-top:14px;font-size:.85rem;min-height:20px;
  position:relative;z-index:1;
}
.iu-msg-error{color:#ff6b6b!important;}
.iu-msg-success{color:#51cf66!important;}

/* Skip link */
.iu-auth-skip{margin-top:14px;position:relative;z-index:1;}
#iu-auth-skip-btn{
  background:none!important;border:none!important;
  color:#665060!important;font-size:.8rem;
  cursor:pointer;text-decoration:underline;
  font-family:'Montserrat',sans-serif;
  padding:8px;
}
#iu-auth-skip-btn:hover{color:#886070!important;}

/* Mobile adjustments for popup */
@media (max-width:480px) {
  #iu-auth-popup{padding:30px 20px 24px;border-radius:16px;max-width:calc(100% - 24px);}
  #iu-auth-title{font-size:1.3rem!important;}
  .iu-auth-desc{font-size:.82rem!important;}
}