/* === Buzzer PWA — Styles === */

/* --- Theme Variables --- */
:root {
    /* Light mode colors */
    --bg-light: #f8fafc;
    --text-light: #1e293b;
    --text-secondary-light: #64748b;
    --surface-light: #ffffff;
    --accent-light: #4f46e5;
    --accent-light-hover: #4338ca;
    --danger-light: #dc2626;
    --danger-light-hover: #b91c1c;
    --success-light: #16a34a;
    --success-light-hover: #15803d;

    /* Dark mode colors */
    --bg-dark: #0f172a;
    --text-dark: #e2e8f0;
    --text-secondary-dark: #94a3b8;
    --surface-dark: #1e293b;
    --accent-dark: #6366f1;
    --accent-dark-hover: #818cf8;
    --danger-dark: #ef4444;
    --danger-dark-hover: #f87171;
    --success-dark: #22c55e;
    --success-dark-hover: #4ade80;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.12), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 40px -8px rgba(0, 0, 0, 0.15);

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 0.75rem;
    --space-lg: 1rem;
    --space-xl: 1.5rem;
    --space-2xl: 2rem;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Icon sizing */
    --icon-xs: 14px;
    --icon-sm: 16px;
    --icon-md: 20px;
    --icon-lg: 24px;
    --icon-xl: 32px;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: var(--bg-dark);
        --text-color: var(--text-dark);
        --text-secondary: var(--text-secondary-dark);
        --surface-color: var(--surface-dark);
        --accent-color: var(--accent-dark);
        --accent-hover: var(--accent-dark-hover);
        --danger-color: var(--danger-dark);
        --danger-hover: var(--danger-dark-hover);
        --success-color: var(--success-dark);
        --success-hover: var(--success-dark-hover);
        --subtle-border: 1px solid rgba(148, 163, 184, 0.15);
        --card-bg: rgba(30, 41, 59, 0.8);
        --overlay-bg: rgba(15, 23, 42, 0.85);
    }
}

/* Light mode */
@media (prefers-color-scheme: light) {
    :root {
        --bg-color: var(--bg-light);
        --text-color: var(--text-light);
        --text-secondary: var(--text-secondary-light);
        --surface-color: var(--surface-light);
        --accent-color: var(--accent-light);
        --accent-hover: var(--accent-light-hover);
        --danger-color: var(--danger-light);
        --danger-hover: var(--danger-light-hover);
        --success-color: var(--success-light);
        --success-hover: var(--success-light-hover);
        --subtle-border: 1px solid rgba(0, 0, 0, 0.08);
        --card-bg: rgba(255, 255, 255, 0.9);
        --overlay-bg: rgba(0, 0, 0, 0.5);
    }
}

/* --- Base Styles --- */
* { box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    margin: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

#app {
    width: 100%;
    max-width: 480px;
    min-height: 100vh;
    min-height: 100dvh;
    position: relative;
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
}

.hidden { display: none !important; }

button {
    font-family: inherit;
    cursor: pointer;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    filter: grayscale(30%);
}

/* --- Loading Screen --- */
#loading-container {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    width: 100dvw; height: 100dvh;
    min-width: 100vw; min-height: 100vh;
    display: grid;
    place-items: center;
    text-align: center;
    padding: var(--space-xl);
    background: var(--bg-color);
    z-index: 5000;
    transition: opacity var(--transition-normal);
}

.loading-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.loading-logo { animation: pulse 1.5s ease-in-out infinite; }

#loading-container h1 {
    font-size: 2.5rem;
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.loading-text {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

.logo-img {
    width: clamp(64px, 14vw, 90px);
    height: clamp(64px, 14vw, 90px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    object-fit: contain;
    background: var(--surface-color);
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(0.96); }
}

/* --- App Header --- */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    background: var(--surface-color);
    border-bottom: var(--subtle-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.header-logo {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    object-fit: contain;
}

.header-title h2 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.header-version {
    font-size: 0.7rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

.install-btn {
    background: linear-gradient(135deg, var(--accent-color) 0%, #818cf8 100%);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.install-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Header actions container */
.header-actions {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

/* Invite button */
.invite-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    border: none;
    padding: 8px 14px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.invite-btn svg {
    flex-shrink: 0;
}

.invite-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Invite link modal */
.invite-link-modal {
    max-width: 400px;
}
.invite-link-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xs);
}
.invite-link-header h3 {
    margin: 0;
}
.invite-link-icon {
    font-size: 1.5rem;
    line-height: 1;
}
.invite-link-display {
    margin-top: var(--space-sm);
}
.invite-link-input {
    width: 100%;
    padding: 12px 14px;
    border: var(--subtle-border);
    border-radius: var(--radius-md);
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 0.85rem;
    cursor: text;
    user-select: all;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.invite-link-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}
.invite-link-edit-btn {
    display: block;
    margin: var(--space-md) auto 0;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.82rem;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}
.invite-link-edit-btn:hover {
    color: var(--text-color);
    background: var(--bg-color);
}

/* --- App Footer --- */
.app-footer {
    text-align: center;
    padding: var(--space-xl) var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.75rem;
    opacity: 0.6;
    border-top: var(--subtle-border);
    margin-top: var(--space-2xl);
}

.app-footer p { margin: 0; }

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    width: 100dvw; height: 100dvh;
    min-width: 100vw; min-height: 100vh;
    background: var(--overlay-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 4000;
    padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
    backdrop-filter: saturate(180%) blur(8px);
    -webkit-backdrop-filter: saturate(180%) blur(8px);
    overscroll-behavior: contain;
    animation: fadeIn var(--transition-fast) ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: var(--surface-color);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 360px;
    text-align: center;
    box-shadow: var(--shadow-xl);
    max-height: 85vh;
    overflow-y: auto;
    animation: slideUp var(--transition-bounce) ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal h3 {
    margin: 0 0 var(--space-md) 0;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.modal-subtitle {
    margin: 0 0 var(--space-lg) 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.modal-input {
    width: 100%;
    padding: 12px 14px;
    margin: var(--space-sm) 0;
    border: var(--subtle-border);
    border-radius: var(--radius-md);
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 0.95rem;
    box-sizing: border-box;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.modal-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-top: var(--space-lg);
}

.modal-btn {
    padding: 10px 20px;
    border-radius: var(--radius-md);
    border: none;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-btn:hover:not(:disabled) { transform: translateY(-1px); }
.modal-btn:active:not(:disabled) { transform: translateY(0); }

.primary-btn {
    background: linear-gradient(135deg, var(--accent-color) 0%, #818cf8 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.primary-btn:hover:not(:disabled) { box-shadow: var(--shadow-md); }

.secondary-btn {
    background: transparent;
    border: var(--subtle-border);
    color: var(--text-secondary);
}

.secondary-btn:hover:not(:disabled) {
    background: var(--bg-color);
    color: var(--text-color);
}

.danger-btn {
    background: linear-gradient(135deg, var(--danger-color) 0%, #f87171 100%);
    color: white;
}

.danger-btn:hover:not(:disabled) { opacity: 0.9; }

.modal-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--text-secondary), transparent);
    opacity: 0.15;
    margin: 0;
}

/* --- Toast Notification --- */
.toast-notification-popup {
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    min-width: 260px;
    max-width: 90vw;
    background: var(--surface-color);
    color: var(--text-color);
    padding: var(--space-xl) var(--space-xl) var(--space-lg) var(--space-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    z-index: 5000;
    opacity: 0;
    transition: all var(--transition-bounce);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.95rem;
    font-weight: 500;
    pointer-events: auto;
}

.toast-notification-popup.show {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.toast-notification-popup .toast-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3em;
    line-height: 1;
    flex-shrink: 0;
}

.toast-notification-popup .toast-message {
    flex: 1;
    word-break: break-word;
    line-height: 1.4;
}

.toast-notification-popup .toast-close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    font-weight: 600;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
    line-height: 1;
    padding: 0 var(--space-xs);
    margin-left: var(--space-sm);
}

.toast-notification-popup .toast-close-btn:hover {
    opacity: 1;
    color: var(--danger-color);
}

/* =============================
   WhatsApp Quick Launcher
   ============================= */

/* Launcher container */
.wa-launcher {
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    text-align: left;
}

.wa-launcher-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.wa-launcher-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-color);
}

.wa-icon { flex-shrink: 0; }

/* Reply footer toggle */
.wa-footer-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.wa-footer-toggle-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.wa-toggle-switch {
    display: inline-flex;
    align-items: center;
    width: 36px;
    height: 20px;
    background: var(--border);
    border-radius: 10px;
    padding: 2px;
    transition: background var(--transition-fast);
    flex-shrink: 0;
}

.wa-toggle-switch.active {
    background: #25D366;
}

.wa-toggle-knob {
    width: 16px;
    height: 16px;
    background: white;
    border-radius: 50%;
    transition: transform var(--transition-fast);
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.wa-toggle-switch.active .wa-toggle-knob {
    transform: translateX(16px);
}

/* Contact cards list */
.wa-contacts-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 65vh;
    overflow-y: auto;
    padding-right: 2px;
}

/* Group sections */
.wa-group-section {
    margin-bottom: var(--space-xs);
}

.wa-group-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-color);
    border: var(--subtle-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-color);
    transition: background var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.wa-group-header:hover {
    background: var(--surface-color);
}

.wa-group-arrow {
    font-size: 0.7rem;
    color: var(--text-secondary);
    flex-shrink: 0;
    width: 12px;
    text-align: center;
}

.wa-group-count {
    font-weight: 400;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.wa-group-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding-top: var(--space-sm);
}

/* Compact card meta controls */
.wa-contact-meta-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    align-items: center;
    margin-bottom: 8px;
}

.wa-card-control {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 8px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(148, 163, 184, 0.16);
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0)),
        var(--bg-color);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.wa-card-control[hidden] {
    display: none !important;
}

.wa-card-control:focus-within {
    border-color: rgba(99, 102, 241, 0.28);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 0 0 3px rgba(99, 102, 241, 0.1);
}

.wa-card-control-label {
    flex-shrink: 0;
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
    white-space: nowrap;
}

.wa-card-control-group {
    min-width: 120px;
    max-width: 168px;
}

.wa-card-control-transport {
    justify-content: space-between;
    padding-right: 5px;
    min-width: 106px;
}

.wa-group-select-shell {
    position: relative;
    display: flex;
    align-items: center;
    min-width: 0;
    flex: 1;
}

.wa-group-select {
    width: 100%;
    min-width: 0;
    border: none;
    background: transparent;
    color: var(--text-color);
    font-size: max(16px, 0.8rem);
    font-weight: 600;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    padding: 2px 18px 2px 0;
    outline: none;
}

.wa-group-select-icon {
    position: absolute;
    right: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    pointer-events: none;
}

.wa-transport-toggle {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 2px;
    border-radius: var(--radius-full);
    background: rgba(148, 163, 184, 0.12);
}

.wa-transport-btn {
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    padding: 5px 9px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}

.wa-transport-btn.active {
    background: var(--surface-color);
    color: var(--text-color);
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.12);
}

.wa-transport-btn:hover {
    color: var(--text-color);
}

.wa-empty-state {
    text-align: center;
    padding: var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Individual contact card */
.wa-contact-card {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0)),
        var(--card-bg, var(--surface-color));
    border-radius: 16px;
    padding: 10px;
    box-shadow: var(--shadow-xs);
    border: var(--subtle-border);
    backdrop-filter: blur(12px) saturate(145%);
    -webkit-backdrop-filter: blur(12px) saturate(145%);
    transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}

.wa-contact-card.is-pinned {
    border-color: rgba(37, 211, 102, 0.24);
    box-shadow:
        0 0 0 1px rgba(37, 211, 102, 0.08),
        var(--shadow-sm);
}

.wa-contact-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-1px);
}

.wa-card-highlight {
    animation: card-pulse 2s ease-out;
}
@keyframes card-pulse {
    0%, 100% { box-shadow: var(--shadow-sm); }
    15%, 50% { box-shadow: 0 0 0 3px #25D366, var(--shadow-md); }
}

.wa-contact-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto auto;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
}

.wa-contact-main {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.wa-contact-summary {
    min-width: 0;
}

.wa-contact-name-row {
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
}

.wa-contact-name {
    font-weight: 600;
    font-size: 0.93rem;
    color: var(--text-color);
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Name + buzzer badge inline row */
.wa-contact-name-badge {
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 0;
}

/* Buzzer user badge — bell icon toggle */
.wa-buzzer-badge {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.8rem;
    padding: 1px 2px;
    border-radius: var(--radius-sm);
    opacity: 0.3;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    line-height: 1;
    flex-shrink: 0;
}

.wa-buzzer-badge:hover {
    transform: scale(1.2);
    opacity: 0.6;
}

.wa-buzzer-badge.active {
    opacity: 1;
}

.wa-contact-phone {
    font-size: 0.74rem;
    color: var(--text-secondary);
    font-family: monospace;
    letter-spacing: 0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-contact-phone.wa-confirmed::after {
    content: ' \2713';
    color: #25D366;
    font-weight: bold;
}

.wa-contact-card-actions {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
    justify-content: flex-end;
}

.wa-card-action-btn {
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(148, 163, 184, 0.08);
    border: 1px solid rgba(148, 163, 184, 0.1);
    padding: 0;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1;
}

.wa-card-action-btn svg {
    width: 14px;
    height: 14px;
}

.wa-card-toggle-btn svg {
    transition: transform var(--transition-fast);
}

.wa-contact-card.is-expanded .wa-card-toggle-btn svg {
    transform: rotate(90deg);
}

.wa-card-action-btn:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-color);
    border-color: rgba(99, 102, 241, 0.16);
}

.wa-card-action-btn.wa-delete-btn:hover {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger-color);
}

.wa-card-action-btn.wa-save-btn:hover {
    background: rgba(37, 211, 102, 0.1);
    color: #25D366;
}

.wa-pin-btn.active {
    background: rgba(37, 211, 102, 0.12);
    border-color: rgba(37, 211, 102, 0.22);
    color: #25D366;
}

.wa-pin-btn.active:hover {
    background: rgba(37, 211, 102, 0.18);
    color: #25D366;
}

.wa-contact-body {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(148, 163, 184, 0.14);
}

.wa-contact-card.is-collapsed .wa-contact-body {
    margin-top: 6px;
    padding-top: 0;
    border-top: none;
}

.wa-contact-body[hidden] {
    display: none !important;
}

/* Quick message chips */
.wa-chips-container {
    display: flex;
    flex-wrap: nowrap;
    gap: 5px;
    align-items: center;
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
}

.wa-chips-container::-webkit-scrollbar {
    height: 3px;
}

.wa-chips-container::-webkit-scrollbar-thumb {
    background: rgba(37, 211, 102, 0.3);
    border-radius: 3px;
}

.wa-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    min-height: 28px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(37, 211, 102, 0.3);
    background: rgba(37, 211, 102, 0.08);
    color: var(--text-color);
    font-size: 0.78rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
    overflow: hidden;
}

.wa-chip:hover {
    background: rgba(37, 211, 102, 0.2);
    border-color: #25D366;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(37, 211, 102, 0.2);
}

.wa-chip:active { transform: translateY(0); }

.wa-chip-text {
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-chip.wa-chip-add {
    border-style: dashed;
    border-color: var(--text-secondary);
    background: transparent;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 600;
    padding: 4px 8px;
    min-width: 28px;
    justify-content: center;
}

.wa-chip.wa-chip-add:hover {
    border-color: #25D366;
    color: #25D366;
    background: rgba(37, 211, 102, 0.05);
}

/* Inline add message input */
.wa-add-msg-wrap {
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
    flex: 1;
    min-width: 150px;
}

.wa-add-msg-history,
.wa-add-msg-input {
    flex: 1 1 160px;
    padding: 4px 8px;
    border: 1px solid var(--border-color, rgba(99, 102, 241, 0.3));
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    background: var(--bg-color);
    color: var(--text-color);
    outline: none;
}

.wa-add-msg-history {
    max-width: 100%;
}

.wa-add-msg-input:focus { border-color: #25D366; }
.wa-add-msg-history:focus { border-color: #25D366; }

.wa-add-msg-save,
.wa-add-msg-cancel {
    padding: 3px 8px;
    border: none;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wa-add-msg-save {
    background: #25D366;
    color: white;
}

.wa-add-msg-save:hover { background: #128C7E; }
.wa-add-msg-save:disabled,
.wa-add-msg-cancel:disabled {
    opacity: 0.65;
    cursor: default;
}

.wa-add-msg-cancel {
    background: var(--surface-color);
    color: var(--text-secondary);
}

/* Add contact buttons */
.wa-add-section {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    flex-wrap: wrap;
}

.wa-add-btn {
    flex: 1;
    min-width: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 10px 16px;
    border: 1px dashed var(--text-secondary);
    border-radius: var(--radius-lg);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.wa-add-btn:hover {
    border-color: #25D366;
    color: #25D366;
    background: rgba(37, 211, 102, 0.05);
}

.wa-pick-btn:hover { border-style: solid; }

/* Add contact modal form */
.wa-scan-panel {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.08), rgba(79, 70, 229, 0.08));
    border: 1px solid rgba(37, 211, 102, 0.18);
    text-align: left;
}

.wa-scan-copy {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.wa-scan-copy strong {
    font-size: 0.92rem;
}

.wa-scan-copy span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.wa-scan-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.wa-scan-btn {
    flex: 1;
    min-width: 130px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(37, 211, 102, 0.22);
    background: rgba(255, 255, 255, 0.55);
    color: var(--text-color);
    font-size: 0.84rem;
    font-weight: 600;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.wa-scan-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    border-color: #25D366;
    box-shadow: var(--shadow-sm);
}

.wa-scan-status {
    display: block;
    min-height: 1.2em;
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.wa-scan-status.success { color: var(--success-color); }
.wa-scan-status.warning { color: #f59e0b; }
.wa-scan-status.invalid { color: var(--danger-color); }

.wa-form-group {
    margin-bottom: var(--space-md);
    text-align: left;
}

.wa-form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.wa-validation-msg {
    display: block;
    font-size: 0.78rem;
    margin-top: 4px;
    min-height: 1.2em;
}

.wa-validation-msg.valid { color: #25D366; }
.wa-validation-msg.warning { color: #f59e0b; }
.wa-validation-msg.invalid { color: var(--danger-color); }

/* Country picker select */
.wa-form-group select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: var(--subtle-border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    background: var(--bg-color);
    color: var(--text-primary);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    cursor: pointer;
}

.wa-form-group select:focus {
    outline: none;
    border-color: #25D366;
    box-shadow: 0 0 0 2px rgba(37, 211, 102, 0.15);
}

.wa-modal-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: flex-end;
    margin-top: var(--space-lg);
}

/* Phone management modal */
.wa-phone-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.wa-phone-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    background: var(--bg-color);
    border: var(--subtle-border);
}

.wa-phone-row.primary {
    border-color: rgba(37, 211, 102, 0.4);
    background: rgba(37, 211, 102, 0.05);
}

.wa-phone-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.wa-phone-number {
    font-family: monospace;
    font-size: 0.9rem;
    font-weight: 500;
}

.wa-phone-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.wa-status-yes { color: #25D366; font-weight: 600; }
.wa-status-no { color: var(--danger-color); }
.wa-status-unknown { color: var(--text-secondary); }

.wa-phone-row-actions {
    display: flex;
    gap: 6px;
    align-items: center;
}

.wa-phone-action-btn {
    background: none;
    border: 1px solid var(--subtle-border);
    border-radius: var(--radius-sm);
    padding: 3px 8px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wa-phone-action-btn:hover { background: rgba(99, 102, 241, 0.1); }

.wa-phone-primary-badge {
    font-size: 0.75rem;
    color: #25D366;
    font-weight: 600;
    padding: 2px 6px;
}

/* WhatsApp feedback bar */
.wa-feedback-bar {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 9999;
    background: var(--surface-color);
    border-top: 2px solid #25D366;
    padding: var(--space-md) var(--space-lg);
    padding-bottom: calc(var(--space-md) + env(safe-area-inset-bottom));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.wa-feedback-bar.show { transform: translateY(0); }

.wa-feedback-text {
    font-size: 0.85rem;
    color: var(--text-color);
    flex: 1;
}

.wa-feedback-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.wa-feedback-btn {
    padding: 6px 14px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wa-fb-yes { background: #25D366; color: white; }
.wa-fb-yes:hover { background: #128C7E; }
.wa-fb-next { background: var(--accent-color); color: white; }
.wa-fb-next:hover { opacity: 0.9; }
.wa-fb-cancel {
    background: var(--surface-color);
    color: var(--text-secondary);
    border: var(--subtle-border);
}
.wa-fb-cancel:hover { background: rgba(0, 0, 0, 0.05); }

/* --- My Info Setup Prompt --- */
.my-info-prompt-header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.my-info-prompt-logo {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-sm);
}

.my-info-prompt-subtitle {
    margin: var(--space-xs) 0 0 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* --- iOS input auto-zoom prevention --- */
.modal-input,
.wa-add-msg-input,
.wa-form-group input,
.wa-form-group select,
.invite-link-input {
    font-size: max(16px, 0.95rem);
}

/* --- Responsive --- */
@media (min-width: 920px) {
    .wa-card-control-label {
        display: none;
    }

    .wa-card-control {
        gap: 6px;
    }

    .wa-card-control-group {
        min-width: 112px;
    }
}

@media (max-width: 760px) {
    .wa-contact-header {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: flex-start;
    }

    .wa-contact-main {
        grid-column: 1 / 2;
    }

    .wa-contact-card-actions {
        grid-column: 2 / 3;
        grid-row: 1;
    }

    .wa-card-control-group {
        grid-column: 1 / 2;
        max-width: none;
    }

    .wa-card-control-transport {
        grid-column: 2 / 3;
        justify-self: end;
    }
}

@media (max-width: 560px) {
    .wa-contact-header {
        grid-template-columns: minmax(0, 1fr);
    }

    .wa-contact-card-actions {
        grid-column: 1 / 2;
        justify-self: end;
    }

    .wa-card-control-group,
    .wa-card-control-transport {
        grid-column: 1 / 2;
        width: 100%;
        max-width: none;
        justify-content: space-between;
    }
}

@media (max-width: 400px) {
    .wa-feedback-bar { flex-direction: column; gap: var(--space-sm); }
    .wa-add-section { flex-direction: column; }
    .wa-add-btn { min-width: auto; }
    .wa-card-control {
        width: 100%;
        justify-content: space-between;
    }
}