/* AYNUR SYNC - PREMIUM v3 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root{
  --bg:#06060a;--bg2:#0a0a12;--bg3:#11111a;--bg4:#181824;--bg5:#222230;
  --primary:#00d4ff;--primary-dim:#0099cc;--accent:#ff006e;--accent2:#8338ec;
  --success:#00ff88;--warn:#ffbe0b;--danger:#ff4444;
  --text:#f0f0f5;--text-dim:#8b8b9e;--text-dark:#5a5a6e;
  --border:rgba(255,255,255,0.06);--border-hover:rgba(0,212,255,0.2);
  --glass:rgba(17,17,26,0.75);--glass-border:rgba(255,255,255,0.08);
  --shadow:0 20px 60px rgba(0,0,0,0.6);--shadow-sm:0 4px 20px rgba(0,0,0,0.3);
  --radius-xl:24px;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;
  --transition:all 0.3s cubic-bezier(0.4,0,0.2,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);font-family:'Inter',system-ui,sans-serif;
  min-height:100vh;overflow-x:hidden;line-height:1.5;-webkit-font-smoothing:antialiased;
}

/* Background */
.bg-anim{
  position:fixed;inset:0;z-index:-2;overflow:hidden;
  background:radial-gradient(ellipse at 20% 50%,#0f1729 0%,#020204 60%,#0a0a1a 100%);
}
.bg-anim::before,.bg-anim::after{
  content:'';position:absolute;border-radius:50%;filter:blur(120px);opacity:0.15;
}
.bg-anim::before{
  width:600px;height:600px;background:linear-gradient(135deg,var(--primary),var(--accent2));
  top:-10%;right:-10%;animation:float1 20s ease-in-out infinite;
}
.bg-anim::after{
  width:500px;height:500px;background:linear-gradient(135deg,var(--accent),var(--primary));
  bottom:-10%;left:-10%;animation:float2 25s ease-in-out infinite;
}
@keyframes float1{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-50px,50px) scale(1.1)}}
@keyframes float2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(50px,-30px) scale(1.15)}}

.stars{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    radial-gradient(1.5px 1.5px at 20px 30px,rgba(255,255,255,0.25),transparent),
    radial-gradient(1px 1px at 40px 70px,rgba(255,255,255,0.15),transparent),
    radial-gradient(2px 2px at 50px 160px,rgba(255,255,255,0.2),transparent),
    radial-gradient(1px 1px at 130px 80px,rgba(255,255,255,0.15),transparent),
    radial-gradient(1.5px 1.5px at 250px 200px,rgba(255,255,255,0.2),transparent);
  background-size:280px 280px;animation:starsMove 15s linear infinite;
}
@keyframes starsMove{from{transform:translateY(0)}to{transform:translateY(-280px)}}

.container{max-width:1280px;margin:0 auto;padding:24px}

/* Glass */
.glass{
  background:var(--glass);backdrop-filter:blur(24px) saturate(1.4);
  border:1px solid var(--glass-border);border-radius:var(--radius-xl);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,0.04);
  transition:var(--transition);
}
.glass:hover{border-color:var(--border-hover)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 28px;border:none;border-radius:var(--radius-lg);
  font-family:'Inter',sans-serif;font-size:14px;font-weight:700;
  cursor:pointer;transition:var(--transition);letter-spacing:0.3px;
  position:relative;overflow:hidden;text-decoration:none;
}
.btn::before{
  content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,0.15),transparent);
  opacity:0;transition:opacity 0.3s;
}
.btn:hover::before{opacity:1}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}

.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-dim));
  color:#000;box-shadow:0 4px 24px rgba(0,212,255,0.35);
}
.btn-primary:hover{box-shadow:0 8px 32px rgba(0,212,255,0.5)}

.btn-secondary{
  background:var(--bg4);color:var(--text);border:1px solid var(--border);
}
.btn-secondary:hover{border-color:var(--primary);color:var(--primary);background:var(--bg5)}

.btn-danger{
  background:linear-gradient(135deg,var(--accent),#ff4d6d);color:#fff;
  box-shadow:0 4px 20px rgba(255,0,110,0.3);
}
.btn-danger:hover{box-shadow:0 8px 28px rgba(255,0,110,0.45)}

.btn-glow{
  background:linear-gradient(135deg,var(--primary),var(--accent2));
  color:#fff;box-shadow:0 0 30px rgba(0,212,255,0.4);
  animation:glowPulse 3s ease-in-out infinite;
}
@keyframes glowPulse{
  0%,100%{box-shadow:0 0 30px rgba(0,212,255,0.4)}
  50%{box-shadow:0 0 50px rgba(131,56,236,0.5),0 0 30px rgba(0,212,255,0.3)}
}

/* Inputs */
.input{
  width:100%;padding:16px 20px;background:var(--bg4);border:1.5px solid var(--border);
  border-radius:var(--radius-lg);color:var(--text);font-family:'Inter',sans-serif;
  font-size:15px;transition:var(--transition);outline:none;
}
.input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,212,255,0.12);background:var(--bg5)}
.input::placeholder{color:var(--text-dark);font-weight:400}

/* Logo */
.logo{
  font-size:48px;font-weight:900;letter-spacing:-2px;
  background:linear-gradient(135deg,#00f3ff,#ff00ff,#00ff9d);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  filter:drop-shadow(0 0 30px rgba(0,243,255,0.25));
  text-align:center;line-height:1.1;
}
.logo-sm{font-size:32px}

.subtitle{
  text-align:center;color:var(--text-dim);margin-top:12px;margin-bottom:48px;
  font-size:17px;font-weight:400;letter-spacing:0.3px;
}

.error{
  color:var(--danger);font-size:13px;margin-top:10px;font-weight:600;
  display:none;align-items:center;gap:6px;
}
.error.show{display:flex}
.error::before{content:'⚠';font-size:14px}

.hidden{display:none!important}

/* ===== AUTH ===== */
.auth-box{max-width:460px;margin:80px auto;padding:48px}
.tabs{display:flex;gap:12px;margin-bottom:36px;background:var(--bg4);padding:6px;border-radius:var(--radius-lg);border:1px solid var(--border)}
.tab{
  flex:1;padding:14px;text-align:center;border-radius:var(--radius-md);cursor:pointer;
  font-weight:700;font-size:14px;transition:var(--transition);color:var(--text-dim);
  border:none;background:none;
}
.tab.active{
  background:linear-gradient(135deg,rgba(0,212,255,0.15),rgba(131,56,236,0.1));
  color:var(--primary);box-shadow:0 2px 12px rgba(0,212,255,0.15);
}
.tab:hover:not(.active){color:var(--text)}

.form-group{margin-bottom:24px}
.form-group label{
  display:block;margin-bottom:10px;font-weight:600;color:var(--text-dim);
  font-size:12px;text-transform:uppercase;letter-spacing:1px;
}

.checkbox-container{
  display:flex;align-items:flex-start;gap:14px;padding:18px;
  background:var(--bg4);border-radius:var(--radius-lg);border:1.5px solid var(--border);
  margin-bottom:24px;cursor:pointer;transition:var(--transition);
}
.checkbox-container:hover{border-color:var(--primary);background:var(--bg5)}
.checkbox-container input[type="checkbox"]{
  width:22px;height:22px;accent-color:var(--primary);margin-top:2px;pointer-events:none;flex-shrink:0;
}
.checkbox-text{font-size:14px;color:var(--text-dim);line-height:1.6}
.checkbox-text a{color:var(--primary);text-decoration:none;font-weight:700}
.checkbox-text a:hover{text-decoration:underline}

.welcome-msg{
  background:linear-gradient(135deg,rgba(0,255,136,0.12),rgba(0,255,136,0.04));
  border:1px solid rgba(0,255,136,0.3);color:var(--success);
  padding:24px;border-radius:var(--radius-lg);text-align:center;
  font-size:18px;font-weight:700;margin-bottom:32px;
  animation:welcomeIn 0.6s cubic-bezier(0.4,0,0.2,1);
}
@keyframes welcomeIn{from{opacity:0;transform:translateY(-20px) scale(0.95)}to{opacity:1;transform:translateY(0) scale(1)}}

.forgot-link{text-align:right;margin-bottom:20px}
.forgot-link a{color:var(--primary);font-size:13px;text-decoration:none;font-weight:600}
.forgot-link a:hover{text-decoration:underline}

/* ===== DASHBOARD ===== */
.header{
  display:flex;justify-content:space-between;align-items:center;
  padding:24px 0;margin-bottom:48px;border-bottom:1px solid var(--border);
}
.user-info{display:flex;align-items:center;gap:16px}
.avatar{
  width:52px;height:52px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;
  font-weight:900;color:#fff;font-size:20px;
  box-shadow:0 4px 20px rgba(0,212,255,0.3);border:2px solid rgba(255,255,255,0.1);
}
.display-username{font-weight:800;font-size:17px}
.display-role{font-size:13px;color:var(--text-dim);margin-top:4px;font-weight:500}

.admin-badge{
  background:linear-gradient(135deg,#00c6ff,#0072ff);color:#fff;
  padding:6px 16px;border-radius:20px;font-size:11px;font-weight:900;
  text-transform:uppercase;letter-spacing:1.5px;
  box-shadow:0 0 25px rgba(0,198,255,0.5),0 0 0 2px rgba(0,198,255,0.2);
  animation:adminGlow 2s ease-in-out infinite alternate;
}
@keyframes adminGlow{
  0%{box-shadow:0 0 25px rgba(0,198,255,0.5),0 0 0 2px rgba(0,198,255,0.2)}
  100%{box-shadow:0 0 40px rgba(0,198,255,0.8),0 0 0 3px rgba(0,198,255,0.3)}
}

.rooms-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));
  gap:24px;margin-bottom:48px;
}
.room-card{
  padding:32px;cursor:pointer;position:relative;overflow:hidden;
}
.room-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--accent),var(--accent2));
  opacity:0;transition:opacity 0.4s;
}
.room-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,0.25);box-shadow:0 20px 60px rgba(0,0,0,0.5),0 0 30px rgba(0,212,255,0.08)}
.room-card:hover::before{opacity:1}
.room-title{font-size:24px;font-weight:800;margin-bottom:16px;letter-spacing:-0.5px;line-height:1.2}
.room-meta{display:flex;gap:20px;color:var(--text-dim);font-size:14px;font-weight:500;flex-wrap:wrap}
.room-meta i{color:var(--primary);margin-right:6px;font-size:13px}
.room-locked{position:absolute;top:28px;right:28px;color:var(--warn);font-size:20px}
.room-status{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;
  border-radius:20px;font-size:12px;font-weight:800;margin-left:auto;
  text-transform:uppercase;letter-spacing:0.5px;
}
.status-live{background:rgba(0,255,136,0.12);color:var(--success);border:1px solid rgba(0,255,136,0.2)}
.status-wait{background:rgba(255,190,11,0.12);color:var(--warn);border:1px solid rgba(255,190,11,0.2)}

.section-title{
  font-size:32px;font-weight:800;margin-bottom:32px;letter-spacing:-0.5px;
  display:flex;align-items:center;gap:12px;
}
.section-title::after{
  content:'';flex:1;height:1px;background:linear-gradient(90deg,var(--border),transparent);
}

.empty-state{text-align:center;padding:80px 24px;color:var(--text-dim)}
.empty-state i{
  font-size:64px;margin-bottom:20px;display:block;
  background:linear-gradient(135deg,var(--primary),var(--accent2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.empty-state div:first-of-type{font-size:22px;font-weight:700;color:var(--text);margin-bottom:8px}

/* ===== WATCH / ROOM ===== */
.room-layout{
  display:grid;grid-template-columns:1fr 380px;gap:28px;height:calc(100vh - 180px);min-height:600px;
}
.video-section{display:flex;flex-direction:column;gap:20px}
.video-container{
  flex:1;background:#000;border-radius:var(--radius-xl);overflow:hidden;
  border:1px solid var(--border);position:relative;
  display:flex;align-items:center;justify-content:center;min-height:420px;
  box-shadow:var(--shadow);
}
.video-container video,.video-container iframe{width:100%;height:100%;border:none}
.video-placeholder{
  text-align:center;color:var(--text-dim);padding:60px 40px;
}
.video-placeholder i{
  font-size:80px;margin-bottom:24px;display:block;
  background:linear-gradient(135deg,var(--primary),var(--accent2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.video-placeholder div:first-of-type{font-size:24px;font-weight:800;color:var(--text);margin-bottom:10px}
.video-placeholder div:last-of-type{font-size:15px}

.video-controls{
  display:flex;gap:14px;padding:20px;background:var(--bg3);border-radius:var(--radius-xl);
  align-items:center;border:1px solid var(--border);
}
.video-controls .btn{padding:12px 18px;font-size:13px}
.seek-bar{
  flex:1;-webkit-appearance:none;height:6px;border-radius:3px;
  background:var(--bg5);outline:none;cursor:pointer;
}
.seek-bar::-webkit-slider-thumb{
  -webkit-appearance:none;width:18px;height:18px;border-radius:50%;
  background:var(--primary);cursor:pointer;box-shadow:0 0 15px rgba(0,212,255,0.6);
  border:3px solid var(--bg);transition:transform 0.2s;
}
.seek-bar::-webkit-slider-thumb:hover{transform:scale(1.2)}
.time-display{
  font-size:14px;color:var(--text-dim);min-width:90px;text-align:center;
  font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:0.5px;
}
.video-input-row{display:flex;gap:12px;flex:1;align-items:center}
.video-type{
  max-width:160px;padding:12px 16px;background:var(--bg4);border:1.5px solid var(--border);
  border-radius:var(--radius-md);color:var(--text);outline:none;font-size:13px;cursor:pointer;
  font-family:'Inter',sans-serif;font-weight:500;
}
.video-type:focus{border-color:var(--primary)}
.video-url-input{
  flex:1;padding:12px 16px;background:var(--bg4);border:1.5px solid var(--border);
  border-radius:var(--radius-md);color:var(--text);outline:none;font-size:14px;
  font-family:'Inter',sans-serif;
}
.video-url-input:focus{border-color:var(--primary);background:var(--bg5)}

/* Chat */
.chat-section{
  display:flex;flex-direction:column;background:var(--bg3);border-radius:var(--radius-xl);
  border:1px solid var(--border);overflow:hidden;height:100%;box-shadow:var(--shadow-sm);
}
.chat-header{
  padding:24px;border-bottom:1px solid var(--border);font-weight:800;font-size:16px;
  display:flex;justify-content:space-between;align-items:center;
  background:linear-gradient(135deg,rgba(0,212,255,0.05),transparent);
}
.chat-header i{margin-right:10px;color:var(--primary)}
.chat-messages{
  flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:16px;
}
.msg{
  padding:16px 20px;border-radius:20px;max-width:88%;word-wrap:break-word;
  animation:messageIn 0.4s cubic-bezier(0.4,0,0.2,1);font-size:14.5px;line-height:1.6;
  position:relative;
}
@keyframes messageIn{from{opacity:0;transform:translateY(12px) scale(0.96)}to{opacity:1;transform:translateY(0) scale(1)}}

.msg-own{
  align-self:flex-end;background:linear-gradient(135deg,var(--primary),var(--primary-dim));
  color:#000;font-weight:700;box-shadow:0 4px 20px rgba(0,212,255,0.2);
}
.msg-other{
  align-self:flex-start;background:var(--bg4);border:1.5px solid var(--border);color:var(--text);
}
.msg-ai{
  align-self:flex-start;
  background:linear-gradient(135deg,rgba(255,0,110,0.12),rgba(131,56,236,0.08));
  border:1.5px solid rgba(255,0,110,0.25);color:#ffb3d1;
  box-shadow:0 4px 20px rgba(255,0,110,0.1);
}
.msg-header{font-size:12px;font-weight:800;margin-bottom:8px;display:flex;align-items:center;gap:8px;opacity:0.85;letter-spacing:0.3px}
.msg-time{font-size:11px;margin-left:auto;opacity:0.6;font-weight:500}
.msg-ai .msg-header{color:var(--accent)}

.chat-input-area{
  padding:20px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:12px;
  background:var(--bg4);
}
.chat-input-row{display:flex;gap:12px;align-items:center}
.chat-input-row .input{padding:14px 18px;font-size:14px}

.ai-btn{
  padding:10px 18px;border-radius:var(--radius-md);
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;border:none;cursor:pointer;font-size:13px;font-weight:700;
  transition:var(--transition);display:inline-flex;align-items:center;gap:8px;
  box-shadow:0 4px 20px rgba(255,0,110,0.25);
}
.ai-btn:hover{transform:scale(1.05);box-shadow:0 6px 28px rgba(255,0,110,0.4)}
.ai-btn.active{background:linear-gradient(135deg,var(--success),#00aa66);box-shadow:0 4px 20px rgba(0,255,136,0.3)}

.kick-ai-btn{
  padding:8px 16px;border-radius:var(--radius-sm);background:rgba(255,0,0,0.1);
  color:var(--danger);border:1px solid rgba(255,0,0,0.2);cursor:pointer;
  font-size:12px;font-weight:700;transition:var(--transition);display:inline-flex;align-items:center;gap:6px;
}
.kick-ai-btn:hover{background:rgba(255,0,0,0.2);border-color:rgba(255,0,0,0.4)}

.users-bar{
  display:flex;gap:10px;flex-wrap:wrap;padding:16px 24px;border-bottom:1px solid var(--border);
  max-height:90px;overflow-y:auto;background:var(--bg3);
}
.user-chip{
  padding:8px 16px;border-radius:24px;background:var(--bg4);border:1.5px solid var(--border);
  font-size:13px;display:flex;align-items:center;gap:8px;font-weight:600;transition:var(--transition);
}
.user-chip:hover{border-color:var(--primary)}
.user-chip i{font-size:11px}
.user-chip .vip-tag{
  font-size:10px;padding:4px 12px;border-radius:12px;
  background:linear-gradient(135deg,#00c6ff,#0072ff);color:#fff;font-weight:900;letter-spacing:0.5px;
  box-shadow:0 2px 10px rgba(0,198,255,0.4);
}

.typing-indicator{
  display:flex;gap:6px;padding:12px 20px;align-items:center;
}
.typing-indicator span{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  animation:typingBounce 1.4s infinite ease-in-out;
}
.typing-indicator span:nth-child(2){animation-delay:0.2s}
.typing-indicator span:nth-child(3){animation-delay:0.4s}
@keyframes typingBounce{0%,100%{transform:translateY(0);opacity:0.4}50%{transform:translateY(-10px);opacity:1}}

/* ===== MODALS ===== */
.modal-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,0.85);backdrop-filter:blur(16px);
  display:none;align-items:center;justify-content:center;z-index:1000;padding:20px;
  animation:fadeIn 0.2s ease;
}
.modal-overlay.active{display:flex}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

.modal{
  width:100%;max-width:520px;padding:36px;position:relative;
  animation:modalSlide 0.35s cubic-bezier(0.4,0,0.2,1);
}
@keyframes modalSlide{from{opacity:0;transform:translateY(30px) scale(0.96)}to{opacity:1;transform:translateY(0) scale(1)}}

.modal-title{
  font-size:26px;font-weight:800;margin-bottom:28px;display:flex;align-items:center;gap:14px;
  background:linear-gradient(135deg,var(--text),var(--text-dim));-webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.modal-close{
  position:absolute;top:20px;right:20px;width:40px;height:40px;border-radius:50%;
  background:none;border:none;color:var(--text-dim);font-size:24px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:var(--transition);
}
.modal-close:hover{background:rgba(255,255,255,0.08);color:#fff}

/* Rules */
.rules-modal{max-width:760px;max-height:85vh;overflow-y:auto}
.rules-content{line-height:1.9;color:var(--text-dim);font-size:15px}
.rules-content h3{
  color:var(--primary);margin:28px 0 14px;font-size:20px;font-weight:800;
  display:flex;align-items:center;gap:10px;
}
.rules-content h3::before{
  content:'';display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--primary);
}
.rules-content ul{margin-left:28px;list-style:none}
.rules-content li{margin-bottom:12px;position:relative;padding-left:20px}
.rules-content li::before{
  content:'›';position:absolute;left:0;color:var(--primary);font-weight:800;font-size:18px;
}
.rules-content .accept-box{
  margin-top:32px;padding:24px;background:linear-gradient(135deg,rgba(0,212,255,0.08),rgba(131,56,236,0.05));
  border-radius:var(--radius-lg);border:1.5px solid var(--primary);font-weight:700;color:var(--primary);
  text-align:center;
}

/* ===== FAB ===== */
.fab{
  position:fixed;bottom:36px;left:50%;transform:translateX(-50%);
  width:72px;height:72px;border-radius:50%;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--primary),var(--accent2));
  color:#fff;font-size:28px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 40px rgba(0,212,255,0.4),0 0 0 4px rgba(0,212,255,0.1);
  transition:var(--transition);z-index:100;
}
.fab:hover{transform:translateX(-50%) scale(1.1);box-shadow:0 12px 50px rgba(0,212,255,0.6),0 0 0 6px rgba(0,212,255,0.15)}

/* ===== FOOTER ===== */
.footer{
  margin-top:80px;padding:50px 0 30px;border-top:1px solid var(--border);
  text-align:center;
}
.footer-links{
  display:flex;justify-content:center;gap:32px;margin-bottom:28px;flex-wrap:wrap;
}
.footer-links a{
  color:var(--text-dim);text-decoration:none;font-size:14px;font-weight:500;
  transition:var(--transition);position:relative;
}
.footer-links a::after{
  content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));transition:width 0.3s;
}
.footer-links a:hover{color:var(--text)}
.footer-links a:hover::after{width:100%}

/* Instagram Buttons - 3 separate */
.insta-links{display:flex;justify-content:center;gap:20px;margin:24px 0}
.insta-btn{
  width:56px;height:56px;border-radius:var(--radius-lg);
  background:linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;
  text-decoration:none;transition:var(--transition);
  box-shadow:0 6px 20px rgba(220,39,67,0.3);position:relative;overflow:hidden;
}
.insta-btn::before{
  content:'';position:absolute;inset:0;background:rgba(255,255,255,0.1);opacity:0;transition:0.3s;
}
.insta-btn:hover::before{opacity:1}
.insta-btn:hover{transform:translateY(-5px) scale(1.08);box-shadow:0 12px 30px rgba(220,39,67,0.5)}

.copyright{
  font-size:13px;color:var(--text-dark);line-height:2;margin-top:16px;
}
.copyright strong{color:var(--text-dim);font-weight:600}

@media(max-width:960px){
  .room-layout{grid-template-columns:1fr;height:auto}
  .chat-section{height:500px}
  .video-container{min-height:280px}
  .video-controls{flex-wrap:wrap}
  .video-input-row{width:100%}
}
@media(max-width:768px){
  .logo{font-size:36px}.section-title{font-size:24px}
  .container{padding:16px}.footer-links{gap:20px}
  .rooms-grid{grid-template-columns:1fr}
  .header{flex-direction:column;gap:20px;text-align:center}
  .user-info{flex-direction:column}
}
@media(max-width:600px){
  .video-controls .btn{width:100%;justify-content:center}
  .video-input-row{flex-direction:column}
  .video-type{max-width:100%;width:100%}
  .auth-box{margin:24px;padding:28px}
}