/* ════════════════════════════════════════════════════════════
   AI PROMPT STUDIO — COMPLETE CSS
   ▸ Design: Premium Glassmorphism + Claymorphism
   ▸ Theme:  CSS Custom Properties via [data-theme] on <html>
   ▸ PWA:    Safe-area insets, install banner, standalone mode
   ▸ Mobile: Full responsive with bottom tab bar at ≤768px
════════════════════════════════════════════════════════════ */

/* ══════════════════════════════════════
   1. DESIGN TOKENS
══════════════════════════════════════ */
:root {
    /* Brand */
    --gold:        #FFBF00;
    --gold-light:  #FFD966;
    --gold-dim:    rgba(255,191,0,0.15);
    --blue:        #007EFF;
    --blue-dark:   #2400FF;
    --purple:      #9356FF;
    --green:       #18A56F;
    --red:         #E05B6F;

    /* Light theme surfaces */
    --bg:          #F5F3EE;
    --surface:     rgba(255,255,255,0.72);
    --surface-hi:  rgba(255,255,255,0.90);
    --border:      rgba(200,170,80,0.20);
    --border-hi:   rgba(0,126,255,0.35);
    --shadow:      0 8px 32px rgba(100,70,0,0.10), 0 2px 6px rgba(0,0,0,0.04);
    --shadow-hi:   0 16px 48px rgba(100,70,0,0.14), 0 4px 12px rgba(0,0,0,0.06);

    /* Light theme text */
    --text:        #1C1A14;
    --text-2:      #5C5240;
    --muted:       #9B8E76;

    /* Light theme inputs */
    --input-bg:    rgba(255,255,255,0.60);
    --input-bdr:   rgba(200,170,80,0.22);
    --focus-ring:  rgba(0,126,255,0.18);

    /* Sidebar */
    --sidebar-w:   250px;
    --sidebar-col: 72px;
    --sidebar-bg:  rgba(255,255,255,0.82);

    /* Topbar */
    --topbar-h:    60px;
    --topbar-bg:   rgba(255,252,245,0.80);

    /* Navigation */
    --nav-active:  rgba(255,191,0,0.14);
    --nav-hover:   rgba(0,0,0,0.04);
    --nav-act-clr: #C49000;

    /* KBD */
    --kbd-bg:      #EDE8DF;
    --kbd-bdr:     rgba(0,0,0,0.14);

    /* Loader */
    --loader-bg:   rgba(245,243,238,0.96);

    /* Radii */
    --r-xs: 6px;
    --r-sm: 10px;
    --r-md: 14px;
    --r-lg: 20px;
    --r-xl: 26px;

    /* Transitions */
    --t:    all 0.25s cubic-bezier(0.4,0,0.2,1);
    --t-sp: all 0.35s cubic-bezier(0.34,1.56,0.64,1);
    --t-f:  all 0.15s ease;
}

/* ── Dark Theme ── */
[data-theme="dark"] {
    --bg:          #0E1119;
    --surface:     rgba(255,255,255,0.045);
    --surface-hi:  rgba(255,255,255,0.08);
    --border:      rgba(255,191,0,0.13);
    --border-hi:   rgba(0,126,255,0.42);
    --shadow:      0 8px 32px rgba(0,0,0,0.40);
    --shadow-hi:   0 16px 48px rgba(0,0,0,0.55);
    --text:        #EEF0FF;
    --text-2:      #ABACC8;
    --muted:       #6669A0;
    --input-bg:    rgba(255,255,255,0.05);
    --input-bdr:   rgba(255,191,0,0.12);
    --focus-ring:  rgba(0,126,255,0.22);
    --sidebar-bg:  rgba(10,12,22,0.96);
    --topbar-bg:   rgba(10,12,22,0.85);
    --nav-active:  rgba(255,191,0,0.10);
    --nav-hover:   rgba(255,255,255,0.05);
    --nav-act-clr: var(--gold);
    --kbd-bg:      #1E2035;
    --kbd-bdr:     rgba(255,255,255,0.10);
    --loader-bg:   rgba(14,17,25,0.96);
}

/* ══════════════════════════════════════
   2. RESET & BASE
══════════════════════════════════════ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    background-image:
        radial-gradient(ellipse at 80% 0%, rgba(255,191,0,0.14) 0%, transparent 50%),
        radial-gradient(ellipse at 0% 100%, rgba(0,126,255,0.12) 0%, transparent 50%);
    background-attachment: fixed;
    min-height: 100svh;
    overflow-x: hidden;
    transition: background 0.35s ease, color 0.35s ease;
}

[data-theme="dark"] body {
    background-image:
        radial-gradient(ellipse at 80% 0%, rgba(255,191,0,0.07) 0%, transparent 50%),
        radial-gradient(ellipse at 0% 100%, rgba(0,126,255,0.09) 0%, transparent 50%);
}

button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; border: none; background: none; }
textarea { resize: vertical; }
img { max-width: 100%; }
a { color: var(--blue); }

/* ══════════════════════════════════════
   3. BACKGROUND BLOBS
══════════════════════════════════════ */
.blob {
    position: fixed;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.15;
    pointer-events: none;
    z-index: 0;
    transition: opacity 0.4s ease;
}
[data-theme="dark"] .blob { opacity: 0.07; }

.blob-1 {
    width: 480px; height: 480px;
    top: -120px; right: -80px;
    background: radial-gradient(circle, var(--gold), var(--blue));
    animation: blobDrift 11s ease-in-out infinite;
}
.blob-2 {
    width: 380px; height: 380px;
    bottom: 60px; left: -80px;
    background: radial-gradient(circle, var(--blue-dark), var(--blue));
    animation: blobDrift 14s ease-in-out infinite reverse;
}
.blob-3 {
    width: 300px; height: 300px;
    top: 45%; right: 12%;
    background: radial-gradient(circle, var(--purple), var(--gold));
    animation: blobDrift 17s ease-in-out infinite;
}

@keyframes blobDrift {
    0%,100% { transform: translate(0,0) scale(1); }
    33%      { transform: translate(18px,-24px) scale(1.04); }
    66%      { transform: translate(-14px,16px) scale(0.97); }
}

/* ══════════════════════════════════════
   4. LOADER
══════════════════════════════════════ */
.loader-overlay {
    position: fixed;
    inset: 0;
    background: var(--loader-bg);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.45s ease;
}
.loader-overlay.fade-out { opacity: 0; pointer-events: none; }

.loader-inner { text-align: center; }

.loader-orbit {
    position: relative;
    width: 110px; height: 110px;
    margin: 0 auto 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.orbit-core {
    font-size: 34px;
    animation: orbitPulse 2s ease-in-out infinite;
    z-index: 1;
}

.orbit-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2.5px solid transparent;
}
.ring-1 { border-top-color: var(--gold);   animation: spinCW  2s linear infinite; }
.ring-2 { inset: 14px; border-right-color: var(--blue);  animation: spinCCW 3s linear infinite; }
.ring-3 { inset: 28px; border-bottom-color: var(--purple); animation: spinCW 4.5s linear infinite; }

@keyframes spinCW  { to { transform: rotate(360deg);  } }
@keyframes spinCCW { to { transform: rotate(-360deg); } }
@keyframes orbitPulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.12); } }

.loader-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-2);
    margin-bottom: 14px;
}

.loader-bar {
    width: 190px;
    height: 4px;
    background: var(--input-bdr);
    border-radius: 99px;
    margin: 0 auto;
    overflow: hidden;
}
.loader-bar-fill {
    height: 100%;
    border-radius: 99px;
    background: linear-gradient(90deg, var(--gold), var(--blue));
    animation: loadFill 2.3s ease forwards;
}
@keyframes loadFill { from { width: 0; } to { width: 100%; } }

/* ══════════════════════════════════════
   5. SIDEBAR
══════════════════════════════════════ */
.sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    display: flex;
    flex-direction: column;
    z-index: 200;
    transition: var(--t);
    overflow: hidden;
    /* PWA safe area */
    padding-top: env(safe-area-inset-top, 0);
    padding-bottom: env(safe-area-inset-bottom, 0);
}

/* Collapsed state */
.sidebar.collapsed { width: var(--sidebar-col); }
.sidebar.collapsed .nav-label,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .brand-text {
    opacity: 0;
    max-width: 0;
    overflow: hidden;
    pointer-events: none;
}
.sidebar.collapsed .sidebar-toggle i { transform: rotate(180deg); }
.sidebar.collapsed .brand { gap: 0; justify-content: center; }

/* Header */
.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 16px 18px;
    border-bottom: 1px solid var(--border);
    min-height: 72px;
    flex-shrink: 0;
}
.sidebar.collapsed .sidebar-header { justify-content: center; }

/* Brand */
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow: hidden;
    transition: var(--t);
    min-width: 0;
}
.brand-icon {
    width: 38px; height: 38px;
    min-width: 38px;
    background: linear-gradient(135deg, var(--gold), var(--blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    color: white;
    box-shadow: 0 4px 14px rgba(255,191,0,0.32);
    flex-shrink: 0;
}
.brand-text {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: var(--t);
}
.brand-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--muted);
    white-space: nowrap;
}
.brand-sub {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gold), var(--blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

/* Sidebar toggle */
.sidebar-toggle {
    width: 32px; height: 32px;
    min-width: 32px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    border: 1px solid var(--border);
    background: var(--input-bg);
    transition: var(--t);
}
.sidebar-toggle:hover { color: var(--text); border-color: var(--border-hi); }
.sidebar-toggle i { transition: var(--t); }

/* Nav */
.sidebar-nav {
    flex: 1;
    padding: 14px 10px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    overflow-y: auto;
    overflow-x: hidden;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 11px 12px;
    border-radius: var(--r-md);
    color: var(--text-2);
    font-size: 0.875rem;
    font-weight: 500;
    text-align: left;
    width: 100%;
    transition: var(--t);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    min-height: 44px;
}
.nav-item i {
    font-size: 1rem;
    min-width: 20px;
    text-align: center;
    flex-shrink: 0;
}
.nav-item:hover { background: var(--nav-hover); color: var(--text); }
.nav-item.active {
    background: var(--nav-active);
    color: var(--nav-act-clr);
    font-weight: 600;
}
.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0; top: 18%; bottom: 18%;
    width: 3px;
    border-radius: 0 4px 4px 0;
    background: linear-gradient(180deg, var(--gold), var(--blue));
}
.nav-label { transition: var(--t); flex: 1; }
.nav-badge {
    margin-left: auto;
    background: linear-gradient(135deg, var(--gold), var(--blue));
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 99px;
    min-width: 20px;
    text-align: center;
    transition: var(--t);
    flex-shrink: 0;
}

/* Footer */
.sidebar-footer {
    padding: 10px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-shrink: 0;
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0));
}

.theme-btn {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 11px 12px;
    border-radius: var(--r-md);
    color: var(--text-2);
    font-size: 0.875rem;
    font-weight: 500;
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--input-bdr);
    transition: var(--t);
    overflow: hidden;
    white-space: nowrap;
    min-height: 44px;
}
.theme-btn i { min-width: 20px; text-align: center; flex-shrink: 0; font-size: 1rem; }
.theme-btn:hover { color: var(--gold); border-color: var(--gold-dim); }

/* ══════════════════════════════════════
   6. MAIN WRAPPER + TOPBAR
══════════════════════════════════════ */
.main-wrapper {
    margin-left: var(--sidebar-w);
    min-height: 100svh;
    transition: margin-left 0.25s ease;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
}
.main-wrapper.sidebar-collapsed { margin-left: var(--sidebar-col); }

.topbar {
    position: sticky;
    top: 0;
    height: var(--topbar-h);
    background: var(--topbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 22px;
    gap: 12px;
    z-index: 100;
    flex-shrink: 0;
    /* PWA */
    padding-top: env(safe-area-inset-top, 0);
    padding-left: max(22px, env(safe-area-inset-left, 0));
    padding-right: max(22px, env(safe-area-inset-right, 0));
}

.topbar-menu-btn {
    display: none;
    width: 40px;
    min-width: 40px;
    height: 40px;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text-2);
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
    transition: var(--t);
}
.topbar-menu-btn:hover { color: var(--text); }

.topbar-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    flex: 1;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.stat-pill {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,191,0,0.12);
    border: 1px solid rgba(255,191,0,0.25);
    border-radius: 99px;
    padding: 5px 12px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--gold);
    white-space: nowrap;
}

.lang-btn {
    min-width: 40px;
    height: 36px;
    padding: 0 12px;
    border-radius: var(--r-sm);
    border: 1px solid var(--input-bdr);
    background: var(--input-bg);
    color: var(--text-2);
    font-size: 0.8rem;
    font-weight: 700;
    transition: var(--t);
}
.lang-btn:hover { color: var(--blue); border-color: var(--blue); }

.icon-btn {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: var(--r-sm);
    border: 1px solid var(--input-bdr);
    background: var(--input-bg);
    color: var(--text-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: var(--t);
}
.icon-btn:hover { color: var(--gold); border-color: rgba(255,191,0,0.4); }
.icon-btn.recording { color: var(--red); border-color: var(--red); animation: pulse 1s infinite; }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }

/* ══════════════════════════════════════
   7. TAB PANELS
══════════════════════════════════════ */
.tab-panel {
    display: none;
    padding: 24px 24px 32px;
    flex: 1;
    animation: panelIn 0.3s ease;
}
.tab-panel.active { display: block; }

@keyframes panelIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Studio two-column grid */
.panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
}

.panel-left,
.panel-right {
    display: flex;
    flex-direction: column;
    gap: 18px;
    min-width: 0;
}

/* ══════════════════════════════════════
   8. GLASS CARD
══════════════════════════════════════ */
.glass-card {
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--r-xl);
    padding: 22px;
    box-shadow: var(--shadow);
    transition: var(--t);
    position: relative;
    min-width: 0;
}
.glass-card:hover {
    border-color: var(--border-hi);
    box-shadow: var(--shadow-hi);
    transform: translateY(-2px);
}
.glass-card.mt-6 { margin-top: 22px; }

/* Card header */
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.card-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 9px;
    flex: 1;
    min-width: 0;
    flex-wrap: wrap;
}
.card-title-icon { font-size: 1.05rem; }
.icon-gold   { color: var(--gold); }
.icon-blue   { color: var(--blue); }
.icon-purple { color: var(--purple); }

.card-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

/* ══════════════════════════════════════
   9. FORM ELEMENTS
══════════════════════════════════════ */
.form-group { margin-bottom: 16px; }

.form-label {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-2);
    margin-bottom: 7px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.form-label i { color: var(--gold); font-size: 0.9rem; }
.form-hint {
    text-transform: none;
    font-weight: 400;
    font-size: 0.73rem;
    color: var(--muted);
    letter-spacing: 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 16px;
}

/* Inputs */
.glass-input,
.glass-select {
    width: 100%;
    background: var(--input-bg);
    border: 1.5px solid var(--input-bdr);
    color: var(--text);
    border-radius: var(--r-md);
    padding: 11px 14px;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    transition: var(--t);
    appearance: none;
    -webkit-appearance: none;
}
.glass-input:focus,
.glass-select:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px var(--focus-ring);
    background: var(--surface-hi);
}
.glass-input::placeholder { color: var(--muted); }
textarea.glass-input { min-height: 88px; resize: vertical; }

/* Custom select arrow */
.glass-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='7'%3E%3Cpath d='M1 1l4.5 4.5L10 1' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* Char count */
.input-wrapper { position: relative; }
.input-char-count {
    position: absolute;
    bottom: 9px; right: 12px;
    font-size: 0.7rem;
    color: var(--muted);
    pointer-events: none;
    background: var(--input-bg);
    padding: 1px 4px;
    border-radius: 4px;
}

.input-eye-btn {
    position: absolute;
    right: 10px; top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    padding: 4px;
    font-size: 0.9rem;
}
.input-eye-btn:hover { color: var(--blue); }

/* Output textarea */
.output-area {
    min-height: 150px;
    margin-bottom: 16px;
    font-size: 0.85rem;
    line-height: 1.75;
}

/* ── Type Chips ── */
.type-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.type-chip {
    padding: 6px 14px;
    background: var(--input-bg);
    border: 1.5px solid var(--input-bdr);
    border-radius: 99px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-2);
    cursor: pointer;
    transition: var(--t);
    white-space: nowrap;
}
.type-chip:hover { border-color: var(--gold); color: var(--gold); }
.type-chip.active {
    background: rgba(255,191,0,0.12);
    border-color: var(--gold);
    color: var(--gold);
    font-weight: 600;
}

/* ══════════════════════════════════════
   10. BUTTONS
══════════════════════════════════════ */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--blue) 100%);
    color: white;
    border-radius: var(--r-md);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    transition: var(--t-sp);
    box-shadow: 0 6px 20px rgba(255,191,0,0.28);
    position: relative;
    overflow: hidden;
    min-height: 44px;
}
.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.14), transparent);
    opacity: 0;
    transition: var(--t);
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(255,191,0,0.38);
}
.btn-primary:hover::after { opacity: 1; }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 9px 18px;
    background: var(--input-bg);
    border: 1.5px solid var(--input-bdr);
    border-radius: var(--r-md);
    font-family: 'Inter', sans-serif;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-2);
    transition: var(--t);
    min-height: 40px;
}
.btn-secondary:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-1px);
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 18px;
    background: rgba(224,91,111,0.08);
    border: 1.5px solid rgba(224,91,111,0.28);
    border-radius: var(--r-md);
    color: var(--red);
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--t);
    min-height: 40px;
}
.btn-danger:hover { background: rgba(224,91,111,0.16); }

.btn-danger-sm {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: rgba(224,91,111,0.08);
    border: 1.5px solid rgba(224,91,111,0.22);
    border-radius: var(--r-sm);
    color: var(--red);
    font-size: 0.76rem;
    font-weight: 600;
    transition: var(--t);
}
.btn-danger-sm:hover { background: rgba(224,91,111,0.16); }

.w-full { width: 100%; }
.mt-3   { margin-top: 12px; }

/* Action grid & export */
.action-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.export-row {
    display: flex;
    align-items: center;
    gap: 7px;
    flex-wrap: wrap;
}
.export-label {
    font-size: 0.75rem;
    color: var(--muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.export-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: var(--input-bg);
    border: 1px solid var(--input-bdr);
    border-radius: var(--r-sm);
    font-size: 0.76rem;
    font-weight: 500;
    color: var(--text-2);
    cursor: pointer;
    transition: var(--t);
}
.export-btn:hover { border-color: var(--blue); color: var(--blue); }

/* Shortcuts hint */
.shortcuts-hint {
    text-align: center;
    margin-top: 12px;
    font-size: 0.72rem;
    color: var(--muted);
    line-height: 1.8;
}
kbd {
    background: var(--kbd-bg);
    color: var(--text-2);
    padding: 2px 6px;
    border-radius: 5px;
    font-size: 0.7rem;
    font-family: monospace;
    border: 1px solid var(--kbd-bdr);
    box-shadow: 0 2px 0 var(--kbd-bdr);
}

/* ══════════════════════════════════════
   11. AI RESPONSE PANEL
══════════════════════════════════════ */
.api-mode-badge {
    font-size: 0.67rem;
    font-weight: 700;
    padding: 3px 9px;
    border-radius: 99px;
    background: rgba(255,191,0,0.12);
    border: 1px solid rgba(255,191,0,0.35);
    color: var(--gold);
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.ai-response-area {
    min-height: 140px;
    max-height: 280px;
    background: var(--input-bg);
    border: 1.5px solid var(--input-bdr);
    border-radius: var(--r-md);
    padding: 14px 16px;
    margin-bottom: 14px;
    font-size: 0.85rem;
    line-height: 1.78;
    color: var(--text);
    overflow-y: auto;
    overflow-x: hidden;
    word-break: break-word;
}

.ai-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100px;
    gap: 10px;
    text-align: center;
    padding: 16px;
}
.ai-empty-icon { font-size: 32px; opacity: 0.4; }
.ai-empty-state p { color: var(--muted); font-size: 0.83rem; }

.ai-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Typing animation */
.ai-typing {
    display: inline-flex;
    gap: 5px;
    align-items: center;
    padding: 4px 0;
}
.ai-typing span {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold), var(--blue));
    animation: typeDot 1.4s ease-in-out infinite;
}
.ai-typing span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typeDot {
    0%,100% { transform: scale(0.6); opacity: 0.4; }
    50%      { transform: scale(1);   opacity: 1; }
}

/* Score badge */
.score-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 99px;
    font-size: 0.76rem;
    font-weight: 700;
    border: 1px solid;
}
.score-badge.high   { background: rgba(24,165,111,0.10); border-color: var(--green); color: var(--green); }
.score-badge.medium { background: rgba(255,191,0,0.10);  border-color: var(--gold);  color: var(--gold);  }
.score-badge.low    { background: rgba(224,91,111,0.10); border-color: var(--red);   color: var(--red);   }

/* ══════════════════════════════════════
   12. AUTO-SUGGESTIONS
══════════════════════════════════════ */
.suggestions-box {
    background: var(--surface-hi);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    box-shadow: var(--shadow-hi);
    backdrop-filter: blur(20px);
    overflow: hidden;
    margin-top: 4px;
}
.suggestion-item {
    padding: 9px 14px;
    cursor: pointer;
    font-size: 0.83rem;
    color: var(--text-2);
    transition: var(--t);
    display: flex;
    align-items: center;
    gap: 8px;
}
.suggestion-item:hover { background: var(--nav-active); color: var(--text); }
.suggestion-item i { color: var(--gold); font-size: 0.78rem; }

/* ══════════════════════════════════════
   13. LIBRARY
══════════════════════════════════════ */
.library-header {
    margin-bottom: 22px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.page-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--text);
    margin: 0;
}

.section-heading {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
}

.library-controls {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* Search */
.search-box {
    position: relative;
    display: flex;
    align-items: center;
    max-width: 380px;
    width: 100%;
}
.search-icon {
    position: absolute;
    left: 12px;
    color: var(--muted);
    font-size: 0.83rem;
    pointer-events: none;
}
.search-input {
    width: 100%;
    padding: 9px 36px;
    background: var(--input-bg);
    border: 1.5px solid var(--input-bdr);
    border-radius: var(--r-md);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.86rem;
    transition: var(--t);
}
.search-input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px var(--focus-ring); }
.search-input::placeholder { color: var(--muted); }
.search-clear {
    position: absolute;
    right: 8px;
    background: none;
    color: var(--muted);
    padding: 4px;
    font-size: 0.85rem;
    transition: var(--t);
}
.search-clear:hover { color: var(--red); }

/* Filter tabs */
.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}
.filter-tab {
    padding: 5px 13px;
    background: var(--input-bg);
    border: 1.5px solid var(--input-bdr);
    border-radius: 99px;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-2);
    cursor: pointer;
    transition: var(--t);
    white-space: nowrap;
}
.filter-tab:hover { border-color: var(--gold); color: var(--gold); }
.filter-tab.active {
    background: linear-gradient(135deg, var(--gold), var(--blue));
    border-color: transparent;
    color: white;
    font-weight: 600;
}

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

/* Prompt Card */
.prompt-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 18px;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
    transition: var(--t);
    cursor: default;
    position: relative;
    overflow: hidden;
    animation: panelIn 0.3s ease;
    min-width: 0;
}
.prompt-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hi);
    border-color: var(--border-hi);
}
.prompt-card.pinned { border-color: var(--gold); }
.prompt-card.pinned::after {
    content: '📌';
    position: absolute;
    top: 10px; right: 12px;
    font-size: 13px;
}

.prompt-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 9px;
}
.prompt-card-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text);
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}
.prompt-card-actions {
    display: flex;
    gap: 3px;
    flex-shrink: 0;
    opacity: 0;
    transition: var(--t);
}
.prompt-card:hover .prompt-card-actions { opacity: 1; }
.prompt-card-btn {
    background: none;
    width: 26px; height: 26px;
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-size: 0.78rem;
    transition: var(--t);
    min-width: 26px;
    min-height: 26px;
}
.prompt-card-btn:hover { background: var(--nav-hover); color: var(--text); }
.prompt-card-btn.fav-btn.active { color: var(--gold); }
.prompt-card-btn.delete-btn:hover { color: var(--red); }

.prompt-card-body {
    font-size: 0.8rem;
    color: var(--text-2);
    line-height: 1.6;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    margin-bottom: 11px;
}

.prompt-card-meta {
    display: flex;
    align-items: center;
    gap: 5px;
    flex-wrap: wrap;
}
.prompt-cat-badge {
    font-size: 0.68rem;
    font-weight: 600;
    padding: 2px 9px;
    border-radius: 99px;
    background: rgba(0,126,255,0.10);
    border: 1px solid rgba(0,126,255,0.20);
    color: var(--blue);
    white-space: nowrap;
}
.prompt-tag {
    font-size: 0.66rem;
    color: var(--muted);
    padding: 2px 6px;
    background: var(--input-bg);
    border: 1px solid var(--input-bdr);
    border-radius: 99px;
    white-space: nowrap;
}
.prompt-date {
    margin-left: auto;
    font-size: 0.66rem;
    color: var(--muted);
    flex-shrink: 0;
}

/* Empty state */
.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 48px 16px;
    gap: 10px;
    text-align: center;
}
.empty-icon { font-size: 44px; opacity: 0.4; }
.empty-state h3 { font-family: 'Space Grotesk', sans-serif; color: var(--text); }
.empty-state p { color: var(--muted); font-size: 0.86rem; }

.empty-state-sm {
    color: var(--muted);
    font-size: 0.83rem;
    text-align: center;
    padding: 18px;
}

/* ══════════════════════════════════════
   14. ANALYTICS
══════════════════════════════════════ */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 0;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
    transition: var(--t);
    min-width: 0;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hi); }

.stat-icon {
    width: 48px; height: 48px;
    min-width: 48px;
    border-radius: var(--r-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.stat-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
    margin-bottom: 2px;
}
.stat-label { font-size: 0.75rem; color: var(--muted); font-weight: 500; }

/* Chart */
.type-chart { display: flex; flex-direction: column; gap: 9px; }
.chart-row { display: flex; align-items: center; gap: 10px; }
.chart-label { font-size: 0.8rem; color: var(--text-2); width: 90px; flex-shrink: 0; }
.chart-bar-track {
    flex: 1;
    height: 9px;
    border-radius: 99px;
    background: var(--input-bg);
    overflow: hidden;
}
.chart-bar-fill {
    height: 100%;
    border-radius: 99px;
    background: linear-gradient(90deg, var(--gold), var(--blue));
    transition: width 1.2s ease;
}
.chart-count { font-size: 0.75rem; color: var(--muted); width: 24px; text-align: right; flex-shrink: 0; }

/* History */
.history-list { display: flex; flex-direction: column; gap: 6px; }
.history-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 13px;
    background: var(--input-bg);
    border: 1px solid var(--input-bdr);
    border-radius: var(--r-sm);
    cursor: pointer;
    transition: var(--t);
    min-width: 0;
}
.history-item:hover { border-color: var(--gold); }
.history-item-icon { font-size: 0.95rem; flex-shrink: 0; }
.history-item-text {
    flex: 1;
    font-size: 0.8rem;
    color: var(--text-2);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}
.history-item-time { font-size: 0.68rem; color: var(--muted); flex-shrink: 0; }

/* ══════════════════════════════════════
   15. SETTINGS
══════════════════════════════════════ */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 18px;
    align-items: start;
}

.toggle-group { display: flex; gap: 7px; flex-wrap: wrap; }
.toggle-btn {
    padding: 8px 16px;
    background: var(--input-bg);
    border: 1.5px solid var(--input-bdr);
    border-radius: var(--r-md);
    font-family: 'Inter', sans-serif;
    font-size: 0.83rem;
    font-weight: 500;
    color: var(--text-2);
    cursor: pointer;
    transition: var(--t);
    display: inline-flex;
    align-items: center;
    gap: 7px;
}
.toggle-btn:hover { border-color: var(--gold); color: var(--gold); }
.toggle-btn.active {
    background: rgba(255,191,0,0.12);
    border-color: var(--gold);
    color: var(--gold);
    font-weight: 600;
}

.api-info-box {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    background: rgba(0,126,255,0.07);
    border: 1px solid rgba(0,126,255,0.18);
    border-radius: var(--r-md);
    padding: 11px 14px;
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-2);
}
.api-info-box i { color: var(--blue); margin-top: 1px; flex-shrink: 0; }

.shortcuts-table { display: flex; flex-direction: column; gap: 6px; }
.shortcut-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 7px 0;
    border-bottom: 1px solid var(--border);
}
.shortcut-row:last-child { border-bottom: none; }
.shortcut-row span { font-size: 0.83rem; color: var(--text-2); }
.shortcut-row div { display: flex; gap: 4px; flex-shrink: 0; }

.danger-card { border-color: rgba(224,91,111,0.22); }

/* ══════════════════════════════════════
   16. TOAST SYSTEM
══════════════════════════════════════ */
.toast-container {
    position: fixed;
    bottom: calc(28px + env(safe-area-inset-bottom, 0));
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
    z-index: 9998;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 10px 18px;
    background: var(--surface-hi);
    border: 1px solid var(--border);
    border-radius: 99px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-hi);
    font-size: 0.83rem;
    font-weight: 500;
    color: var(--text);
    animation: toastSlide 0.3s cubic-bezier(0.34,1.56,0.64,1);
    pointer-events: all;
    white-space: nowrap;
    max-width: min(360px, calc(100vw - 32px));
}
.toast.success { border-color: var(--green); }
.toast.error   { border-color: var(--red);   }
.toast.info    { border-color: rgba(0,126,255,0.40); }
.toast.warning { border-color: var(--gold);   }
.toast.fade-out { animation: toastOut 0.25s ease forwards; }

@keyframes toastSlide {
    from { opacity: 0; transform: translateY(20px) scale(0.9); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes toastOut {
    to { opacity: 0; transform: translateY(10px) scale(0.95); }
}

/* ══════════════════════════════════════
   17. EDIT MODAL
══════════════════════════════════════ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.52);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 16px;
    animation: fadeModalBg 0.2s ease;
}
.modal-overlay.hidden { display: none; }
@keyframes fadeModalBg { from { opacity: 0; } to { opacity: 1; } }

.modal-box {
    background: var(--surface-hi);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: 24px;
    width: 100%;
    max-width: 540px;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 24px 64px rgba(0,0,0,0.28);
    animation: modalSlide 0.32s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes modalSlide {
    from { opacity: 0; transform: translateY(-18px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}
.modal-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}
.modal-close {
    width: 30px; height: 30px;
    border-radius: 8px;
    color: var(--muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    transition: var(--t);
    background: var(--input-bg);
    border: 1px solid var(--input-bdr);
}
.modal-close:hover { background: rgba(224,91,111,0.12); color: var(--red); }
.modal-textarea { min-height: 180px; }
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 14px;
}

/* ══════════════════════════════════════
   18. ROBOT MASCOT
══════════════════════════════════════ */
#robot {
    position: fixed;
    bottom: calc(28px + env(safe-area-inset-bottom, 0));
    right: max(24px, env(safe-area-inset-right, 0));
    font-size: 40px;
    z-index: 999;
    cursor: pointer;
    animation: floatRobot 3.5s ease-in-out infinite;
    filter: drop-shadow(0 6px 16px rgba(255,191,0,0.32));
    user-select: none;
    transition: var(--t);
}
#robot:hover { transform: scale(1.2) rotate(-5deg); }
#robot.active { animation: robotJump 0.55s ease; }

@keyframes floatRobot {
    0%,100% { transform: translateY(0); }
    50%      { transform: translateY(-9px); }
}
@keyframes robotJump {
    0%,100% { transform: scale(1) rotate(0deg); }
    30%      { transform: scale(1.3) rotate(-15deg); }
    60%      { transform: scale(1.1) rotate(10deg); }
}

/* ══════════════════════════════════════
   19. MOBILE BOTTOM TAB BAR
══════════════════════════════════════ */
.bottom-tabs {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: calc(62px + env(safe-area-inset-bottom, 0));
    background: var(--topbar-bg);
    border-top: 1px solid var(--border);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 300;
    padding: 0 4px;
    padding-bottom: env(safe-area-inset-bottom, 0);
    justify-content: space-around;
    align-items: center;
}
.bottom-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    color: var(--muted);
    padding: 8px 10px;
    border-radius: var(--r-sm);
    transition: var(--t);
    min-width: 56px;
    min-height: 48px;
    justify-content: center;
}
.bottom-tab i     { font-size: 1.15rem; }
.bottom-tab span  { font-size: 0.6rem; font-weight: 500; }
.bottom-tab.active { color: var(--gold); }

/* ══════════════════════════════════════
   20. UTILITY
══════════════════════════════════════ */
.hidden { display: none !important; }

/* Sidebar overlay (mobile) */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 199;
    backdrop-filter: blur(2px);
}
.sidebar-overlay.active { display: block; }

/* ══════════════════════════════════════
   21. RESPONSIVE BREAKPOINTS
══════════════════════════════════════ */

/* Large screens */
@media (min-width: 1400px) {
    .panel-grid { grid-template-columns: 1.1fr 1fr; }
    .analytics-grid { grid-template-columns: repeat(4, 1fr); }
}

/* Below 1200px — smaller sidebar */
@media (max-width: 1200px) {
    :root { --sidebar-w: 210px; }
}

/* Below 1100px — stack studio panels */
@media (max-width: 1100px) {
    .panel-grid { grid-template-columns: 1fr; }
    .analytics-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Tablet: 769px - 1024px */
@media (max-width: 1024px) {
    .action-grid { grid-template-columns: repeat(2, 1fr); }
    .settings-grid { grid-template-columns: 1fr 1fr; }
}

/* ── MOBILE: 768px and below ── */
@media (max-width: 768px) {
    /* Show mobile UI controls */
    .topbar-menu-btn { display: flex; }
    .bottom-tabs     { display: flex; }

    /* Hide desktop sidebar (JS handles mobile-open class) */
    .sidebar {
        transform: translateX(-100%);
        top: 0; left: 0;
        width: min(var(--sidebar-w), 280px);
        border-radius: 0;
        border-right: 1px solid var(--border);
        z-index: 201;
    }
    .sidebar.mobile-open { transform: translateX(0); }

    /* Main wrapper fills full width */
    .main-wrapper { margin-left: 0 !important; }

    /* Tab panels with bottom tab bar space */
    .tab-panel {
        padding: 14px 14px;
        padding-bottom: calc(76px + env(safe-area-inset-bottom, 0));
    }

    /* Topbar tweaks */
    .topbar { padding: 0 12px; }
    .topbar-title { font-size: 0.95rem; }
    .stat-pill { padding: 4px 10px; font-size: 0.75rem; }

    /* Studio */
    .panel-grid { grid-template-columns: 1fr; gap: 14px; }
    .form-row   { grid-template-columns: 1fr; gap: 12px; }
    .action-grid { grid-template-columns: repeat(2, 1fr); gap: 7px; }
    .ai-actions { flex-direction: column; }
    .ai-actions .btn-primary,
    .ai-actions .btn-secondary { width: 100%; }

    /* Library */
    .library-grid { grid-template-columns: 1fr; }
    .search-box   { max-width: 100%; }

    /* Analytics */
    .analytics-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .stat-card { padding: 16px; }
    .stat-num  { font-size: 1.5rem; }
    .stat-icon { width: 40px; height: 40px; min-width: 40px; font-size: 1rem; }

    /* Settings */
    .settings-grid { grid-template-columns: 1fr; }
    .shortcuts-hint { display: none; } /* Save space on mobile */

    /* Robot */
    #robot {
        bottom: calc(76px + env(safe-area-inset-bottom, 0));
        right: 14px;
        font-size: 34px;
    }

    /* Toast */
    .toast-container {
        bottom: calc(80px + env(safe-area-inset-bottom, 0));
    }

    /* Modal */
    .modal-box { padding: 18px; }
}

/* Small phones: 480px and below */
@media (max-width: 480px) {
    .analytics-grid { grid-template-columns: 1fr 1fr; }
    .glass-card { padding: 16px; }
    .type-chips { gap: 5px; }
    .type-chip  { padding: 5px 11px; font-size: 0.76rem; }
    .export-row { gap: 5px; }
    .export-btn { padding: 4px 8px; font-size: 0.72rem; }
    .filter-tabs { gap: 5px; }
    .filter-tab  { padding: 4px 10px; font-size: 0.74rem; }
    .page-title  { font-size: 1.25rem; }
    .card-title  { font-size: 0.92rem; }
    .btn-primary, .btn-secondary { font-size: 0.82rem; padding: 10px 16px; }
    .topbar { padding: 0 10px; gap: 8px; }
    .stat-pill { display: none; } /* Hidden on very small screens */
    .action-grid { grid-template-columns: 1fr 1fr; gap: 6px; }
    .ai-response-area { max-height: 220px; }
    .output-area { min-height: 110px; }
}

/* Very small (320px) */
@media (max-width: 360px) {
    .analytics-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .tab-panel { padding: 10px 10px; padding-bottom: calc(76px + env(safe-area-inset-bottom, 0)); }
}

/* ══════════════════════════════════════
   22. PWA STANDALONE MODE
══════════════════════════════════════ */
@media (display-mode: standalone) {
    /* Extra top padding when running as installed PWA */
    .topbar {
        padding-top: max(12px, env(safe-area-inset-top, 12px));
        height: calc(var(--topbar-h) + env(safe-area-inset-top, 0));
    }
    .sidebar {
        padding-top: env(safe-area-inset-top, 0);
    }
    body { overscroll-behavior: none; }
}

/* ══════════════════════════════════════
   23. ACCESSIBILITY & TOUCH
══════════════════════════════════════ */
@media (hover: none) {
    /* Disable hover transforms on touch devices */
    .glass-card:hover     { transform: none; }
    .btn-primary:hover    { transform: none; }
    .btn-secondary:hover  { transform: none; }
    .prompt-card:hover    { transform: none; }
    .stat-card:hover      { transform: none; }
    .type-chip:hover      { transform: none; }
    .prompt-card-actions  { opacity: 1; } /* Always show actions on touch */
}

/* Focus visible */
:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--input-bdr); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }
