/* ═══════════════════════════════════════════════
   PrompterStudio — Home Styles  (Black & White)
═══════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #000000;
  --bg2:      #0a0a0a;
  --bg3:      #111111;
  --bg4:      #1a1a1a;
  --bg5:      #222222;
  --border:   #1f1f1f;
  --border2:  #2e2e2e;
  --text:     #f0f0f0;
  --text2:    #888888;
  --text3:    #444444;
  --accent:   #ffffff;
  --accent2:  #cccccc;
  --red:      #ff4444;
  --green:    #44ff88;
  --amber:    #ffcc44;
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --radius:   6px;
  --radius-lg: 12px;
  --shadow:   0 4px 24px rgba(0,0,0,0.8);
  --shadow-lg: 0 16px 64px rgba(0,0,0,0.9);
}

html, body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── HEADER ── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0,0,0,0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border2);
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ── LOGO ── */
.logo-placeholder {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius);
  border: 1px solid var(--border2);
  transition: border-color 0.2s;
}
.logo-placeholder:hover { border-color: var(--text3); }
.logo-icon { font-size: 20px; color: var(--text2); line-height: 1; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.3px;
}
.logo-tagline {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--text3);
}

.header-nav { display: flex; gap: 8px; align-items: center; }

/* ── BUTTONS ── */
.btn-primary {
  background: var(--text);
  color: #000;
  border: none;
  border-radius: var(--radius);
  padding: 9px 18px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.btn-primary:hover { background: var(--accent2); }
.btn-primary.btn-sm { padding: 6px 13px; font-size: 11px; }

.btn-secondary {
  background: transparent;
  color: var(--text2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 9px 18px;
  font-family: var(--font-body);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn-secondary:hover { background: var(--bg4); color: var(--text); border-color: var(--text3); }

.btn-ghost {
  background: transparent;
  color: var(--text2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 8px 16px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-ghost:hover { background: var(--bg4); color: var(--text); }

.btn-danger {
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 8px 16px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-danger:hover { background: #cc2222; }

.nav-btn {
  background: var(--text);
  color: #000;
  border: none;
  border-radius: var(--radius);
  padding: 7px 14px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
.nav-btn:hover { background: var(--accent2); }
.nav-btn--ghost {
  background: transparent;
  color: var(--text2);
  border: 1px solid var(--border2);
}
.nav-btn--ghost:hover { background: var(--bg4); color: var(--text); }

/* ── HERO ── */
.hero {
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 32px 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  min-height: 520px;
}
.hero-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-label::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--text3);
  display: inline-block;
}
.hero-title {
  font-family: var(--font-head);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--text);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 14px;
  color: var(--text2);
  line-height: 1.7;
  max-width: 420px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 10px; margin-bottom: 40px; flex-wrap: wrap; }
.hero-stats { display: flex; align-items: center; gap: 20px; }
.stat { display: flex; flex-direction: column; }
.stat-n {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}
.stat-l {
  font-size: 9px;
  color: var(--text3);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 3px;
}
.stat-sep { width: 1px; height: 28px; background: var(--border2); }

/* ── TV VISUAL ── */
.hero-visual { display: flex; align-items: center; justify-content: center; }
.tv-frame {
  width: 100%;
  max-width: 380px;
  aspect-ratio: 16/10;
  background: #000;
  border: 1px solid var(--border2);
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.04), 0 32px 80px rgba(0,0,0,0.9);
}
.tv-screen {
  position: absolute;
  inset: 0;
  background: #000;
  overflow: hidden;
  padding: 28px 22px;
  display: flex;
  align-items: flex-start;
}
.tv-text-scroll {
  display: flex;
  flex-direction: column;
  gap: 18px;
  animation: tvscroll 12s linear infinite;
  color: #fff;
  font-family: var(--font-head);
  font-size: 12px;
  line-height: 1.6;
}
@keyframes tvscroll {
  0%   { transform: translateY(0); }
  100% { transform: translateY(-55%); }
}
.tv-scanline {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(0,0,0,0) 0px, rgba(0,0,0,0) 2px,
    rgba(0,0,0,0.05) 2px, rgba(0,0,0,0.05) 4px
  );
  pointer-events: none;
}
.tv-cursor-line {
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: rgba(255,255,255,0.12);
  pointer-events: none;
}
.tv-controls {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 28px;
  background: var(--bg3);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 6px;
}
.tv-dot { width: 7px; height: 7px; border-radius: 50%; }
.tv-dot--red   { background: #ff4444; }
.tv-dot--amber { background: #ffcc44; }
.tv-dot--green { background: #44ff88; }

/* ── SECTIONS ── */
.section-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 32px;
  gap: 16px;
}
.section-title {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
}
.section-sub { font-size: 12px; color: var(--text3); margin-top: 4px; }

/* ── SESSIONS ── */
.sessions-section { padding: 60px 0 80px; border-top: 1px solid var(--border); }
.session-toolbar { display: flex; gap: 8px; align-items: center; }
.search-wrap { position: relative; display: flex; align-items: center; }
.search-icon { position: absolute; left: 10px; color: var(--text3); pointer-events: none; }
.search-input {
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text);
  border-radius: var(--radius);
  padding: 7px 12px 7px 30px;
  font-family: var(--font-body);
  font-size: 12px;
  outline: none;
  width: 200px;
  transition: border-color 0.15s;
}
.search-input:focus { border-color: var(--text3); }
.search-input::placeholder { color: var(--text3); }

.sessions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.session-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  cursor: pointer;
  transition: all 0.18s;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.session-card:hover {
  background: var(--bg3);
  border-color: var(--border2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.session-card-head { display: flex; justify-content: space-between; align-items: flex-start; }
.session-card-name {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
  flex: 1;
  padding-right: 8px;
}
.session-card-menu { position: relative; }
.session-menu-btn {
  background: transparent;
  border: none;
  color: var(--text3);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 15px;
  line-height: 1;
  transition: all 0.12s;
  letter-spacing: 1px;
}
.session-menu-btn:hover { background: var(--bg5); color: var(--text2); }
.session-dropdown {
  display: none;
  position: absolute;
  top: 100%; right: 0;
  background: var(--bg4);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 4px;
  min-width: 140px;
  z-index: 50;
  box-shadow: var(--shadow);
}
.session-dropdown.open { display: block; }
.session-dd-item {
  padding: 7px 12px;
  font-size: 12px;
  color: var(--text2);
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.1s;
  white-space: nowrap;
}
.session-dd-item:hover { background: var(--bg5); color: var(--text); }
.session-dd-item.danger { color: var(--red); }
.session-dd-item.danger:hover { background: rgba(255,68,68,0.08); }

.session-card-desc { font-size: 11px; color: var(--text3); line-height: 1.5; }
.session-card-meta { display: flex; gap: 8px; flex-wrap: wrap; }
.session-meta-chip {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text3);
  background: var(--bg4);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 2px 6px;
}
.session-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.session-date { font-size: 9px; color: var(--text3); font-family: var(--font-mono); }
.session-open-btn {
  background: var(--text);
  color: #000;
  border: none;
  border-radius: 5px;
  padding: 4px 11px;
  font-size: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s;
}
.session-open-btn:hover { background: var(--accent2); }

.empty-state { text-align: center; padding: 80px 20px; }
.empty-icon { font-size: 36px; margin-bottom: 16px; opacity: 0.3; }
.empty-title { font-family: var(--font-head); font-size: 17px; color: var(--text2); margin-bottom: 8px; }
.empty-sub { font-size: 12px; color: var(--text3); }

/* ── FEATURES ── */
.features-section {
  padding: 60px 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.feature-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: all 0.18s;
}
.feature-card:hover { border-color: var(--border2); transform: translateY(-2px); }
.feature-icon { font-size: 22px; margin-bottom: 10px; }
.feature-title {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 7px;
}
.feature-desc { font-size: 11px; color: var(--text2); line-height: 1.6; }

/* ── MODALS ── */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.88);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  width: min(520px, 92vw);
  max-height: 85vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.18s ease;
}
.modal--sm { width: min(380px, 92vw); }
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
}
.modal-head h3 { font-family: var(--font-head); font-size: 15px; font-weight: 700; color: var(--text); }
.modal-close {
  background: transparent; border: none; color: var(--text3);
  cursor: pointer; font-size: 13px; padding: 4px 8px;
  border-radius: 4px; transition: all 0.12s;
}
.modal-close:hover { background: var(--bg4); color: var(--text2); }
.modal-body { padding: 22px; overflow-y: auto; flex: 1; }
.modal-desc { font-size: 12px; color: var(--text2); line-height: 1.6; margin-bottom: 14px; }
.modal-foot {
  padding: 14px 22px; border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 8px;
}

.form-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  color: var(--text2);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 7px;
}
.optional { font-weight: 400; color: var(--text3); text-transform: none; letter-spacing: 0; }
.form-input {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text);
  border-radius: var(--radius);
  padding: 9px 13px;
  font-family: var(--font-body);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}
.form-input:focus { border-color: var(--text3); }
.form-textarea {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text);
  border-radius: var(--radius);
  padding: 9px 13px;
  font-family: var(--font-body);
  font-size: 13px;
  outline: none;
  resize: vertical;
  min-height: 120px;
  transition: border-color 0.15s;
  margin-top: 6px;
}
.form-textarea:focus { border-color: var(--text3); }

.upload-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--border2);
  border-radius: var(--radius-lg);
  padding: 36px;
  cursor: pointer;
  transition: all 0.15s;
}
.upload-area:hover { border-color: var(--text3); background: var(--bg3); }
.upload-icon { font-size: 26px; margin-bottom: 8px; opacity: 0.5; }
.upload-text { font-size: 12px; color: var(--text2); font-weight: 500; }
.upload-sub { font-size: 10px; color: var(--text3); margin-top: 4px; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 48px 24px; }
  .hero-visual { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .section-head { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 600px) {
  .header-inner { padding: 0 16px; }
  .section-inner { padding: 0 16px; }
  .features-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 34px; }
}

/* ── CLOUD SYNC ── */
.cloud-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border2);
  padding-bottom: 8px;
}
.cloud-tab {
  background: none;
  border: none;
  color: var(--text2);
  padding: 6px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: .85rem;
  font-family: var(--font-body);
  transition: all 0.15s;
}
.cloud-tab.active {
  background: var(--bg4);
  color: var(--text);
  font-weight: 600;
}
.cloud-msg {
  min-height: 20px;
  margin-top: 12px;
  font-size: .8rem;
  color: var(--text2);
}
.cloud-msg.error   { color: var(--red); }
.cloud-msg.success { color: var(--green); }
.cloud-user-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0 16px;
}
.cloud-avatar      { font-size: 2rem; }
.cloud-logged-name { font-weight: 700; font-size: 1rem; color: var(--text); }
.cloud-logged-sub  { font-size: .75rem; color: var(--text2); margin-top: 2px; }
.cloud-actions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 4px;
}
.cloud-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 10px;
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  color: var(--text2);
  cursor: pointer;
  font-size: .8rem;
  font-family: var(--font-body);
  text-align: center;
  transition: border-color 0.2s, color 0.2s;
}
.cloud-action-btn:hover { border-color: var(--text3); color: var(--text); }
.cloud-action-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.cloud-action-icon { font-size: 1.4rem; }
.cloud-action-sub  { font-size: .7rem; color: var(--text3); }
.btn-danger-ghost  { color: var(--red) !important; }
.btn-danger-ghost:hover { background: rgba(255,68,68,0.08) !important; }