/* ==========================================================================
   TIKTOK APP SIMULATION STYLES
   Pixel-accurate mobile UI for simulated social media feed & profile
   ========================================================================== */

:root {
  --tt-black: #000000;
  --tt-dark-bg: #121212;
  --tt-card-bg: #1e1e1e;
  --tt-pink: #fe2c55;
  --tt-cyan: #25f4ee;
  --tt-white: #ffffff;
  --tt-gray: #8a8b91;
  --tt-light-gray: #e1e2e7;
  --tt-dark-gray: #2f2f2f;
  --tt-comment-bg: #161823;
  --tt-border: rgba(255, 255, 255, 0.12);
}

/* Smartphone Wrapper */
.phone-mockup {
  position: relative;
  width: 380px;
  max-width: 100%;
  height: 760px;
  background-color: var(--tt-black);
  border-radius: 44px;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.7), 0 0 0 12px #22252a, 0 0 0 14px #3b4048;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  user-select: none;
  margin: 0 auto;
}

/* Phone Speaker & Dynamic Island */
.phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 26px;
  background: #000000;
  border-radius: 20px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 1px 3px rgba(255, 255, 255, 0.1);
}

.notch-camera {
  width: 10px;
  height: 10px;
  background: #111d2e;
  border: 1px solid #1a2a3a;
  border-radius: 50%;
}

.notch-speaker {
  width: 40px;
  height: 4px;
  background: #1a1a1a;
  border-radius: 4px;
}

/* Phone Status Bar */
.phone-status-bar {
  height: 44px;
  padding: 12px 24px 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--tt-white);
  font-size: 13px;
  font-weight: 600;
  z-index: 90;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.6) 0%, transparent 100%);
}

.phone-status-icons {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* App Viewport */
.phone-viewport {
  flex: 1;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--tt-black);
}

/* Screen Views (Feed vs. Profile) */
.tt-screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.tt-screen.active {
  display: flex;
}

/* TOP BAR (FEED) */
.tt-top-bar {
  position: absolute;
  top: 40px;
  left: 0;
  width: 100%;
  padding: 8px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 40;
  color: var(--tt-white);
}

.tt-top-tabs {
  display: flex;
  gap: 16px;
  font-size: 16px;
  font-weight: 700;
}

.tt-top-tab {
  opacity: 0.6;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
  position: relative;
}

.tt-top-tab.active {
  opacity: 1;
}

.tt-top-tab.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background: var(--tt-white);
  border-radius: 2px;
}

.tt-top-icon {
  font-size: 20px;
  cursor: pointer;
  opacity: 0.9;
}

/* VIDEO STAGE CONTAINER */
.tt-video-container {
  flex: 1;
  position: relative;
  background: #0a0a0c;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Animated Interactive Video Render Canvas / SVG Area */
.tt-video-canvas {
  width: 100%;
  height: 100%;
  position: relative;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Hotspots overlay inside Video */
.tt-hotspot {
  position: absolute;
  border: 2px dashed rgba(37, 244, 238, 0.7);
  background: rgba(37, 244, 238, 0.15);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.25s ease;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tt-hotspot:hover {
  border-color: #ffe600;
  background: rgba(255, 230, 0, 0.3);
  transform: scale(1.05);
  box-shadow: 0 0 15px rgba(255, 230, 0, 0.6);
}

.tt-hotspot.inspected {
  border: 2px solid #2ecc71;
  background: rgba(46, 204, 113, 0.25);
}

.tt-hotspot-pin {
  width: 28px;
  height: 28px;
  background: var(--tt-pink);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: bold;
  box-shadow: 0 2px 8px rgba(0,0,0,0.5);
  animation: pulse-pin 1.8s infinite;
}

@keyframes pulse-pin {
  0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(254, 44, 85, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(254, 44, 85, 0); }
  100% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(254, 44, 85, 0); }
}

/* RIGHT SIDE ACTIONS (TIKTOK SIDEBAR) */
.tt-sidebar-actions {
  position: absolute;
  right: 12px;
  bottom: 95px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  z-index: 35;
}

.tt-avatar-btn {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--tt-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: #333;
}

.tt-avatar-add {
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  background: var(--tt-pink);
  border-radius: 50%;
  color: white;
  font-size: 14px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tt-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  color: var(--tt-white);
  cursor: pointer;
  transition: transform 0.15s;
}

.tt-action-btn:hover {
  transform: scale(1.1);
}

.tt-action-icon {
  font-size: 28px;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}

.tt-action-count {
  font-size: 12px;
  font-weight: 600;
  text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}

/* ROTATING SOUND VINYL DISC */
.tt-disc {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle, #222 35%, #000 70%, #444 100%);
  border: 6px solid #111;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: spin-disc 4s linear infinite;
  box-shadow: 0 2px 8px rgba(0,0,0,0.7);
  cursor: pointer;
}

.tt-disc-inner {
  font-size: 14px;
}

@keyframes spin-disc {
  100% { transform: rotate(360deg); }
}

/* BOTTOM VIDEO INFO OVERLAY */
.tt-bottom-overlay {
  position: absolute;
  left: 0;
  bottom: 60px;
  width: calc(100% - 75px);
  padding: 16px 14px;
  z-index: 35;
  color: var(--tt-white);
  text-shadow: 0 1px 3px rgba(0,0,0,0.9);
  pointer-events: none;
}

.tt-bottom-overlay * {
  pointer-events: auto;
}

.tt-creator-tag {
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 4px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.tt-caption {
  font-size: 13px;
  line-height: 1.35;
  margin-bottom: 8px;
  word-break: break-word;
}

.tt-tags {
  color: #fff;
  font-weight: 600;
}

.tt-audio-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  cursor: pointer;
}

/* BOTTOM PHONE NAVIGATION BAR */
.tt-bottom-nav {
  height: 54px;
  background: var(--tt-black);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0 6px;
  z-index: 50;
}

.tt-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: var(--tt-gray);
  font-size: 10px;
  cursor: pointer;
  transition: color 0.15s;
  flex: 1;
}

.tt-nav-item.active {
  color: var(--tt-white);
  font-weight: 600;
}

.tt-nav-icon {
  font-size: 20px;
}

/* TIKTOK PLUS CREATE BUTTON */
.tt-create-btn {
  position: relative;
  width: 42px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tt-create-btn-bg {
  position: absolute;
  width: 38px;
  height: 28px;
  background: var(--tt-white);
  border-radius: 8px;
  box-shadow: -3px 0 0 var(--tt-cyan), 3px 0 0 var(--tt-pink);
}

.tt-create-btn span {
  position: relative;
  color: #000;
  font-size: 18px;
  font-weight: 900;
  z-index: 2;
}

/* ==========================================================================
   PROFILE VIEW STYLES
   ========================================================================== */

.tt-profile-screen {
  background: var(--tt-dark-bg);
  overflow-y: auto;
  color: var(--tt-white);
  padding-bottom: 20px;
}

.tt-profile-header {
  padding: 50px 16px 12px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border-bottom: 1px solid var(--tt-border);
}

.tt-profile-avatar-wrapper {
  position: relative;
  width: 86px;
  height: 86px;
  border-radius: 50%;
  padding: 3px;
  background: linear-gradient(45deg, var(--tt-pink), var(--tt-cyan));
  margin-bottom: 10px;
}

.tt-profile-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #2a2a2a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 42px;
}

.tt-profile-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 2px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.tt-profile-handle {
  font-size: 13px;
  color: var(--tt-gray);
  margin-bottom: 14px;
}

.tt-profile-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
}

.tt-stat-box {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.tt-stat-val {
  font-size: 16px;
  font-weight: 700;
}

.tt-stat-label {
  font-size: 11px;
  color: var(--tt-gray);
}

.tt-profile-bio {
  font-size: 13px;
  line-height: 1.4;
  color: var(--tt-light-gray);
  max-width: 90%;
  margin-bottom: 14px;
  background: rgba(255, 255, 255, 0.04);
  padding: 8px 12px;
  border-radius: 8px;
}

.tt-profile-actions {
  display: flex;
  gap: 8px;
  width: 100%;
  max-width: 280px;
}

.tt-btn-follow {
  flex: 1;
  background: var(--tt-pink);
  color: white;
  font-weight: 600;
  font-size: 14px;
  padding: 8px 0;
  border-radius: 4px;
  border: none;
  cursor: pointer;
}

.tt-btn-icon-sq {
  width: 36px;
  height: 36px;
  background: var(--tt-dark-gray);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  color: white;
  cursor: pointer;
}

/* PROFILE GRID TABS */
.tt-grid-tabs {
  display: flex;
  border-bottom: 1px solid var(--tt-border);
}

.tt-grid-tab {
  flex: 1;
  padding: 10px 0;
  text-align: center;
  font-size: 18px;
  color: var(--tt-gray);
  cursor: pointer;
  position: relative;
}

.tt-grid-tab.active {
  color: var(--tt-white);
}

.tt-grid-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--tt-white);
}

/* 3-COLUMN VIDEO GRID */
.tt-video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  padding: 2px;
}

.tt-grid-item {
  position: relative;
  aspect-ratio: 3/4;
  background: #1c1d22;
  cursor: pointer;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 6px;
  transition: opacity 0.15s;
}

.tt-grid-item:hover {
  opacity: 0.85;
}

.tt-grid-item-badge {
  position: absolute;
  top: 4px;
  left: 4px;
  background: var(--tt-pink);
  color: white;
  font-size: 9px;
  font-weight: 700;
  padding: 2px 4px;
  border-radius: 2px;
}

.tt-grid-item-views {
  position: relative;
  font-size: 11px;
  font-weight: 600;
  color: white;
  text-shadow: 0 1px 2px rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  gap: 3px;
}

/* ==========================================================================
   COMMENTS DRAWER MODAL (INSIDE PHONE)
   ========================================================================== */

.tt-comments-modal {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 70%;
  background: var(--tt-comment-bg);
  border-radius: 16px 16px 0 0;
  z-index: 60;
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 -10px 30px rgba(0,0,0,0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.tt-comments-modal.open {
  transform: translateY(0);
}

.tt-comments-header {
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: white;
  font-size: 13px;
  font-weight: 700;
}

.tt-comments-close {
  cursor: pointer;
  font-size: 18px;
  color: var(--tt-gray);
}

.tt-comments-list {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.tt-comment-item {
  display: flex;
  gap: 10px;
  font-size: 13px;
}

.tt-comment-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #333;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.tt-comment-body {
  flex: 1;
}

.tt-comment-user {
  font-size: 12px;
  color: var(--tt-gray);
  margin-bottom: 2px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.tt-badge-author {
  background: var(--tt-pink);
  color: white;
  font-size: 9px;
  padding: 1px 4px;
  border-radius: 2px;
}

.tt-comment-text {
  color: var(--tt-light-gray);
  line-height: 1.35;
}

.tt-comment-sus-highlight {
  background: rgba(255, 230, 0, 0.15);
  border-left: 3px solid #ffe600;
  padding: 4px 8px;
  border-radius: 4px;
  margin-top: 4px;
}

.tt-comment-footer {
  display: flex;
  gap: 12px;
  font-size: 11px;
  color: var(--tt-gray);
  margin-top: 4px;
}

/* Video Navigation Overlay & Counter */
.tt-feed-nav-overlay {
  position: absolute;
  top: 75px;
  right: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 45;
}

.tt-nav-chevron {
  width: 32px;
  height: 32px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  font-weight: bold;
  transition: all 0.2s;
}

.tt-nav-chevron:hover {
  background: rgba(254, 44, 85, 0.8);
  transform: scale(1.1);
}

.tt-video-counter-badge {
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 10px;
  margin: 2px 0;
}