/* ============================================================
   CandyCode AI Shopper v2.2 — Modern White + Blue UI
   Font: DM Sans (clean, modern), DM Mono (technical elements)
   Improved: spacing, typography, animations, mobile-first
   ============================================================ */

:root {
    --ccais-accent:       #2563eb;
    --ccais-accent-light: #eff6ff;
    --ccais-accent-dark:  #1e40af;
    --ccais-white:        #ffffff;
    --ccais-bg:           #f8fafc;
    --ccais-surface:      #ffffff;
    --ccais-border:       #e2e8f0;
    --ccais-text:         #0f172a;
    --ccais-muted:        #64748b;
    --ccais-success:      #059669;
    --ccais-success-bg:   #ecfdf5;
    --ccais-error:        #dc2626;
    --ccais-error-bg:     #fef2f2;
    --ccais-warn:         #d97706;
    --ccais-warn-bg:      #fffbeb;
    --ccais-shadow:       0 4px 24px rgba(37,99,235,0.10);
    --ccais-shadow-sm:    0 1px 6px rgba(0,0,0,0.07);
    --ccais-shadow-lg:    0 12px 40px rgba(0,0,0,0.12);
    --ccais-radius:       20px;
    --ccais-radius-sm:    12px;
    --ccais-radius-xs:    8px;
    --ccais-font:         'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --ccais-mono:         'DM Mono', 'Courier New', monospace;
    --ccais-ease:         cubic-bezier(0.22, 1, 0.36, 1);
    --ccais-bounce:       cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Reset & Base ───────────────────────────────────────────── */
#ccais-overlay *, #ccais-fab-wrap * {
    box-sizing: border-box;
}

/* ── Floating Button ─────────────────────────────────────── */
#ccais-fab-wrap {
    position: fixed;
    bottom: 24px;
    right: 20px;
    z-index: 9998;
}

#ccais-fab {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--ccais-accent), var(--ccais-accent-dark));
    color: #fff;
    border: none;
    cursor: pointer;
    box-shadow: 0 6px 24px rgba(37,99,235,0.40), 0 2px 8px rgba(0,0,0,0.15);
    font-family: var(--ccais-font);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.5px;
    gap: 3px;
    transition: all 0.25s var(--ccais-bounce);
    -webkit-tap-highlight-color: transparent;
}
#ccais-fab:hover {
    transform: scale(1.08) translateY(-2px);
    box-shadow: 0 10px 32px rgba(37,99,235,0.45);
}
#ccais-fab:active { transform: scale(0.93); }

/* ── Overlay ─────────────────────────────────────────────── */
#ccais-overlay {
    position: fixed;
    inset: 0;
    background: var(--ccais-bg);
    z-index: 9999;
    font-family: var(--ccais-font);
    color: var(--ccais-text);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ── Screens ─────────────────────────────────────────────── */
.ccais-screen {
    display: none;
    flex-direction: column;
    position: absolute;
    inset: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    animation: ccais-in 0.35s var(--ccais-ease);
}
.ccais-screen.active { display: flex; }

@keyframes ccais-in {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes ccais-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes ccais-slide-up {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Top Bar ─────────────────────────────────────────────── */
.ccais-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px 12px;
    background: var(--ccais-white);
    border-bottom: 1px solid var(--ccais-border);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(12px);
    background: rgba(255,255,255,0.92);
}
.ccais-topbar-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 17px;
    font-weight: 700;
    color: var(--ccais-text);
    letter-spacing: -0.2px;
}
.ccais-title-badge {
    background: var(--ccais-accent);
    color: #fff;
    font-size: 10px;
    font-weight: 800;
    padding: 2px 8px;
    border-radius: 99px;
    letter-spacing: 0.5px;
}
.ccais-subtitle {
    text-align: center;
    font-size: 13px;
    color: var(--ccais-muted);
    margin: 12px 0 6px;
    letter-spacing: 0.1px;
}
.ccais-close-btn, .ccais-back-btn {
    background: var(--ccais-bg);
    border: 1px solid var(--ccais-border);
    color: var(--ccais-muted);
    border-radius: 99px;
    padding: 6px 14px;
    font-size: 13px;
    cursor: pointer;
    font-family: var(--ccais-font);
    font-weight: 500;
    transition: all 0.2s;
    -webkit-tap-highlight-color: transparent;
}
.ccais-close-btn:hover, .ccais-back-btn:hover {
    background: var(--ccais-accent-light);
    color: var(--ccais-accent);
    border-color: var(--ccais-accent);
}
.ccais-close-btn:active, .ccais-back-btn:active {
    transform: scale(0.95);
}

/* ── Viewfinder ──────────────────────────────────────────── */
.ccais-viewfinder-wrap {
    flex: 1;
    position: relative;
    background: #000;
    overflow: hidden;
    min-height: 260px;
}
#ccais-video {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
}

.ccais-frame {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    width: min(88%, 320px);
    height: min(60%, 230px);
    pointer-events: none;
}
.ccais-fc {
    position: absolute;
    width: 24px; height: 24px;
    border-color: var(--ccais-accent);
    border-style: solid;
    box-shadow: 0 0 14px rgba(37,99,235,0.6);
    transition: box-shadow 0.3s;
}
.ccais-fc-tl { top:0; left:0;  border-width:3px 0 0 3px; border-radius:6px 0 0 0; }
.ccais-fc-tr { top:0; right:0; border-width:3px 3px 0 0; border-radius:0 6px 0 0; }
.ccais-fc-bl { bottom:0;left:0;  border-width:0 0 3px 3px; border-radius:0 0 0 6px; }
.ccais-fc-br { bottom:0;right:0; border-width:0 3px 3px 0; border-radius:0 0 6px 0; }

.ccais-frame-line {
    position: absolute;
    left: 4px; right: 4px; height: 2px;
    background: linear-gradient(90deg,transparent,var(--ccais-accent),transparent);
    box-shadow: 0 0 10px var(--ccais-accent);
    animation: ccais-scan 2.2s ease-in-out infinite;
}
@keyframes ccais-scan {
    0%   { top:4px; opacity:1; }
    90%  { opacity:0.8; }
    100% { top:calc(100% - 4px); opacity:0.2; }
}

.ccais-vf-hint {
    position: absolute;
    bottom: 14px; left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.6);
    color: #fff;
    font-size: 12px;
    padding: 7px 16px;
    border-radius: 99px;
    white-space: nowrap;
    backdrop-filter: blur(6px);
    letter-spacing: 0.2px;
}

/* ── Scanner Controls ────────────────────────────────────── */
.ccais-controls {
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 20px 16px 32px;
    background: var(--ccais-white);
    flex-shrink: 0;
    border-top: 1px solid var(--ccais-border);
}

.ccais-scan-btn {
    width: 78px; height: 78px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--ccais-accent), var(--ccais-accent-dark));
    color: #fff;
    border: none;
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 1.5px;
    cursor: pointer;
    position: relative;
    box-shadow: 0 6px 24px rgba(37,99,235,0.4);
    transition: all 0.2s var(--ccais-bounce);
    font-family: var(--ccais-font);
    -webkit-tap-highlight-color: transparent;
}
.ccais-scan-btn:hover  { transform: scale(1.06); box-shadow: 0 8px 32px rgba(37,99,235,0.5); }
.ccais-scan-btn:active { transform: scale(0.92); }
.ccais-scan-ring {
    position: absolute;
    inset: -7px;
    border-radius: 50%;
    border: 2px solid var(--ccais-accent);
    opacity: 0.4;
    animation: ccais-ring 2.5s ease infinite;
}
@keyframes ccais-ring {
    0%,100% { transform:scale(1); opacity:0.4; }
    50%      { transform:scale(1.14); opacity:0.12; }
}

.ccais-ctrl-pill {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    background: var(--ccais-accent-light);
    color: var(--ccais-accent);
    border: 1.5px solid var(--ccais-accent);
    border-radius: var(--ccais-radius-sm);
    padding: 12px 18px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--ccais-font);
    transition: all 0.2s;
    white-space: nowrap;
    -webkit-tap-highlight-color: transparent;
}
.ccais-ctrl-pill:hover { background: var(--ccais-accent); color: #fff; }
.ccais-ctrl-pill:active { transform: scale(0.95); }

/* ── AI Processing Screen ────────────────────────────────── */
.ccais-mini-cart {
    background: var(--ccais-white);
    border-bottom: 1px solid var(--ccais-border);
    padding: 12px 18px;
    flex-shrink: 0;
    animation: ccais-slide-up 0.3s var(--ccais-ease);
}
.ccais-mini-cart-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--ccais-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 8px;
}
.ccais-mini-cart-items {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.ccais-mini-item {
    background: var(--ccais-accent-light);
    color: var(--ccais-accent-dark);
    border: 1px solid var(--ccais-accent);
    padding: 4px 12px;
    border-radius: 99px;
    font-size: 12px;
    font-weight: 500;
    animation: ccais-in 0.3s var(--ccais-ease);
}
.ccais-mini-cart-total {
    font-size: 13px;
    font-weight: 700;
    color: var(--ccais-accent);
    margin-top: 8px;
}

.ccais-preview-wrap {
    position: relative;
    overflow: hidden;
    background: #000;
    max-height: 150px;
    flex-shrink: 0;
}
.ccais-preview-wrap img {
    width: 100%;
    object-fit: cover;
    max-height: 150px;
    display: block;
    opacity: 0.75;
}
.ccais-preview-scan-line {
    position: absolute;
    left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--ccais-accent), transparent);
    box-shadow: 0 0 12px var(--ccais-accent);
    animation: ccais-scan 2s linear infinite;
}

/* ── AI Timeline ─────────────────────────────────────────── */
.ccais-timeline-wrap {
    flex: 1;
    overflow-y: auto;
    padding: 18px 16px 24px;
    background: var(--ccais-bg);
}
.ccais-timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.ccais-tl-entry {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    position: relative;
    animation: ccais-slide-up 0.35s var(--ccais-ease);
    animation-fill-mode: both;
}
.ccais-tl-entry + .ccais-tl-entry::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    height: 10px;
    width: 2px;
    background: var(--ccais-border);
}

.ccais-tl-product-header {
    background: var(--ccais-white);
    border: 1px solid var(--ccais-border);
    border-radius: var(--ccais-radius-sm);
    padding: 12px 16px;
    margin: 12px 0 6px;
    font-weight: 700;
    font-size: 14px;
    color: var(--ccais-accent);
    display: flex;
    align-items: center;
    gap: 8px;
    animation: ccais-slide-up 0.35s var(--ccais-ease);
    box-shadow: var(--ccais-shadow-sm);
}

.ccais-tl-dot {
    width: 32px; height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 14px;
    border: 2px solid transparent;
    transition: all 0.25s;
}
.ccais-tl-dot.info    { background: var(--ccais-accent-light); border-color: var(--ccais-accent); }
.ccais-tl-dot.success { background: var(--ccais-success-bg);   border-color: var(--ccais-success); }
.ccais-tl-dot.error   { background: var(--ccais-error-bg);     border-color: var(--ccais-error); }
.ccais-tl-dot.loading {
    background: var(--ccais-accent-light);
    border-color: var(--ccais-accent);
    animation: ccais-pulse-border 1.2s ease infinite;
}

@keyframes ccais-pulse-border {
    0%,100% { border-color: var(--ccais-accent); opacity: 1; }
    50%      { border-color: transparent; opacity: 0.6; }
}

.ccais-tl-text {
    flex: 1;
    padding-top: 6px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--ccais-text);
    letter-spacing: -0.1px;
}
.ccais-tl-text.success { color: var(--ccais-success); font-weight: 600; }
.ccais-tl-text.error   { color: var(--ccais-error);   font-weight: 600; }
.ccais-tl-text.muted   { color: var(--ccais-muted);   font-size: 13px; }

.ccais-added-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--ccais-success-bg);
    color: var(--ccais-success);
    border: 1px solid #6ee7b7;
    border-radius: 99px;
    padding: 4px 14px;
    font-size: 12px;
    font-weight: 600;
    margin-top: 4px;
    animation: ccais-in 0.3s var(--ccais-ease);
}

/* ── Variation Picker ────────────────────────────────────── */
.ccais-variation-box {
    background: var(--ccais-white);
    border-top: 2px solid var(--ccais-warn);
    padding: 18px;
    flex-shrink: 0;
    animation: ccais-slide-up 0.3s var(--ccais-ease);
}
.ccais-var-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--ccais-warn);
    margin-bottom: 6px;
}
.ccais-var-sub {
    font-size: 13px;
    color: var(--ccais-muted);
    margin-bottom: 14px;
}
.ccais-var-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}
.ccais-var-opt {
    padding: 10px 18px;
    border: 1.5px solid var(--ccais-accent);
    border-radius: 99px;
    background: var(--ccais-accent-light);
    color: var(--ccais-accent);
    cursor: pointer;
    font-family: var(--ccais-font);
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s;
    -webkit-tap-highlight-color: transparent;
}
.ccais-var-opt:hover, .ccais-var-opt.selected {
    background: var(--ccais-accent); color: #fff;
    box-shadow: 0 3px 12px rgba(37,99,235,0.3);
    transform: translateY(-1px);
}
.ccais-var-opt:active { transform: scale(0.95); }

/* ── Buttons ─────────────────────────────────────────────── */
.ccais-pill-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 22px;
    border-radius: 99px;
    font-size: 14px;
    font-weight: 600;
    font-family: var(--ccais-font);
    cursor: pointer;
    border: 1.5px solid var(--ccais-accent);
    background: var(--ccais-accent-light);
    color: var(--ccais-accent);
    transition: all 0.2s;
    -webkit-tap-highlight-color: transparent;
}
.ccais-pill-btn.accent  { background: var(--ccais-accent); color: #fff; border-color: var(--ccais-accent); box-shadow: 0 3px 14px rgba(37,99,235,0.3); }
.ccais-pill-btn.outline { background: transparent; color: var(--ccais-accent); }
.ccais-pill-btn.muted   { background: var(--ccais-bg); color: var(--ccais-muted); border-color: var(--ccais-border); }
.ccais-pill-btn:hover   { transform: translateY(-1px); }
.ccais-pill-btn:active  { transform: scale(0.96); }

/* ── Voice Screen ────────────────────────────────────────── */
#ccais-s-voice {
    display: none;
    flex-direction: column;
}
#ccais-s-voice.active { display: flex; }

.ccais-chat-box {
    flex: 1;
    overflow-y: auto;
    padding: 18px;
    background: var(--ccais-bg);
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.ccais-chat-msg {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    animation: ccais-slide-up 0.3s var(--ccais-ease);
}
.ccais-chat-msg.user { flex-direction: row-reverse; }
.ccais-chat-avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--ccais-accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
    border: 1.5px solid var(--ccais-accent);
}
.ccais-chat-bubble {
    max-width: 78%;
    background: var(--ccais-white);
    border: 1px solid var(--ccais-border);
    border-radius: 18px 18px 18px 6px;
    padding: 12px 16px;
    font-size: 14px;
    line-height: 1.55;
    color: var(--ccais-text);
    box-shadow: var(--ccais-shadow-sm);
}
.ccais-chat-msg.user .ccais-chat-bubble {
    background: var(--ccais-accent);
    color: #fff;
    border-color: var(--ccais-accent);
    border-radius: 18px 18px 6px 18px;
}

.ccais-mic-area {
    background: var(--ccais-white);
    border-top: 1px solid var(--ccais-border);
    padding: 18px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.ccais-mic-visual {
    position: relative;
    width: 74px; height: 74px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.ccais-mic-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid var(--ccais-accent);
    opacity: 0;
}
.ccais-mic-visual.listening .ccais-mic-ring {
    animation: ccais-mic-wave 1.6s ease-out infinite;
}
.ccais-mic-visual.listening .r2 { animation-delay: 0.5s; }
@keyframes ccais-mic-wave {
    0%   { transform:scale(0.7); opacity:0.7; }
    100% { transform:scale(1.8); opacity:0; }
}
.ccais-mic-icon {
    font-size: 34px;
    position: relative;
    z-index: 1;
    background: var(--ccais-accent-light);
    border-radius: 50%;
    width: 58px; height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--ccais-accent);
    box-shadow: 0 3px 14px rgba(37,99,235,0.2);
    transition: transform 0.2s;
}
.ccais-mic-visual:active .ccais-mic-icon { transform: scale(0.92); }
.ccais-mic-status {
    font-size: 13px;
    color: var(--ccais-muted);
    font-weight: 500;
}
.ccais-transcript-wrap { width: 100%; }
.ccais-transcript {
    min-height: 38px;
    background: var(--ccais-bg);
    border: 1px solid var(--ccais-border);
    border-radius: var(--ccais-radius-sm);
    padding: 10px 14px;
    font-size: 14px;
    color: var(--ccais-text);
    line-height: 1.5;
    font-family: var(--ccais-mono);
}
.ccais-mic-controls {
    display: flex;
    gap: 10px;
}
.ccais-voice-pay {
    display: flex;
    gap: 10px;
    width: 100%;
    flex-direction: column;
}

/* ── Cart Screen ─────────────────────────────────────────── */
.ccais-cart-body {
    flex: 1;
    overflow-y: auto;
    padding: 18px;
    background: var(--ccais-bg);
}
.ccais-cart-list {
    background: var(--ccais-white);
    border-radius: var(--ccais-radius);
    border: 1px solid var(--ccais-border);
    overflow: hidden;
    margin-bottom: 18px;
    box-shadow: var(--ccais-shadow-sm);
}
.ccais-cart-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--ccais-border);
    animation: ccais-slide-up 0.35s var(--ccais-ease) both;
}
.ccais-cart-row:last-child { border-bottom: none; }
.ccais-cart-row img {
    width: 52px; height: 52px;
    object-fit: cover;
    border-radius: var(--ccais-radius-sm);
    border: 1px solid var(--ccais-border);
    background: var(--ccais-bg);
}
.ccais-cart-row-info { flex: 1; }
.ccais-cart-row-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--ccais-text);
    letter-spacing: -0.1px;
}
.ccais-cart-row-qty {
    font-size: 12px;
    color: var(--ccais-muted);
    margin-top: 3px;
}
.ccais-cart-row-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--ccais-accent);
}

.ccais-cart-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--ccais-white);
    border: 1px solid var(--ccais-border);
    border-radius: var(--ccais-radius);
    padding: 16px 18px;
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 22px;
    box-shadow: var(--ccais-shadow-sm);
}
.ccais-cart-total-val {
    color: var(--ccais-accent);
    font-size: 18px;
}

.ccais-pay-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.ccais-pay-question {
    text-align: center;
    font-size: 15px;
    font-weight: 600;
    color: var(--ccais-text);
    margin-bottom: 4px;
}
.ccais-pay-row { display: flex; gap: 10px; }
.ccais-pay-btn {
    flex: 1;
    padding: 14px;
    border-radius: var(--ccais-radius-sm);
    font-size: 15px;
    font-weight: 700;
    font-family: var(--ccais-font);
    cursor: pointer;
    border: 2px solid var(--ccais-accent);
    transition: all 0.2s;
    -webkit-tap-highlight-color: transparent;
}
.ccais-pay-btn.accent  {
    background: var(--ccais-accent);
    color: #fff;
    box-shadow: 0 4px 18px rgba(37,99,235,0.35);
}
.ccais-pay-btn.outline { background: #fff; color: var(--ccais-accent); }
.ccais-pay-btn:hover    { transform: translateY(-2px); }
.ccais-pay-btn:active   { transform: scale(0.97); }

/* ── Toast ───────────────────────────────────────────────── */
.ccais-toast {
    position: fixed;
    bottom: 80px; left: 50%;
    transform: translateX(-50%);
    background: #1e293b;
    color: #fff;
    padding: 12px 24px;
    border-radius: 99px;
    font-size: 14px;
    font-weight: 500;
    z-index: 10002;
    max-width: 90%;
    text-align: center;
    box-shadow: 0 8px 28px rgba(0,0,0,0.2);
    white-space: nowrap;
    animation: ccais-slide-up 0.3s var(--ccais-ease);
}

/* ── Typing indicator ────────────────────────────────────── */
.ccais-typing {
    display: flex;
    gap: 4px;
    align-items: center;
    padding: 4px 0;
}
.ccais-typing span {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--ccais-accent);
    animation: ccais-dot 1.2s ease infinite;
}
.ccais-typing span:nth-child(2) { animation-delay: 0.2s; }
.ccais-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes ccais-dot {
    0%,80%,100% { transform:scale(1); opacity:0.5; }
    40%          { transform:scale(1.4); opacity:1; }
}

/* ── Mobile-First Responsive ─────────────────────────────── */
@media (min-width:500px) {
    #ccais-overlay {
        max-width: 480px;
        margin: 0 auto;
        border-left: 1px solid var(--ccais-border);
        border-right: 1px solid var(--ccais-border);
        box-shadow: var(--ccais-shadow-lg);
    }
}

/* Safe area insets for modern phones */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .ccais-controls {
        padding-bottom: calc(28px + env(safe-area-inset-bottom));
    }
    .ccais-mic-area {
        padding-bottom: calc(18px + env(safe-area-inset-bottom));
    }
    .ccais-pay-section {
        padding-bottom: env(safe-area-inset-bottom);
    }
}