securebit-chat/src/styles/components.css

.minimal-bg {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.hide-scrollbar {
    -ms-overflow-style: none;  /* IE and Edge */
    scrollbar-width: none;     /* Firefox */
}

.hide-scrollbar::-webkit-scrollbar {
    display: none;            /* Chrome, Safari, Opera */
}

/* ============================================ */
/* FILE TRANSFER STYLES */
/* ============================================ */

.file-transfer-component {
    margin-top: 1rem;
}

@media (max-width: 768px) {
    /* Используем dvh для динамической высоты на мобильных */
    .mobile-chat-height {
        height: calc(100dvh - 64px) !important;
    }
    
    /* Кнопка прокрутки на мобильном */
    .scroll-to-bottom-mobile {
        bottom: 140px !important;
        right: 16px !important;
        width: 40px !important;
        height: 40px !important;
    }
}

@media (max-width: 480px) {
    .header-minimal {
        height: 56px;
    }
    
    .mobile-chat-height {
        height: calc(100dvh - 56px) !important;
    }
}

.file-drop-zone {
    border: 2px dashed #4b5563;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: rgba(55, 65, 81, 0.1);
}

.file-drop-zone:hover {
    border-color: #3b82f6;
    background: rgba(59, 130, 246, 0.1);
}

.file-drop-zone.drag-over {
    border-color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    transform: scale(1.02);
}

.drop-content {
    pointer-events: none;
}

.active-transfers {
    max-height: 300px;
    overflow-y: auto;
}

.transfer-item {
    transition: all 0.2s ease;
}

.transfer-item:hover {
    transform: translateY(-1px);
}

.progress-bar {
    position: relative;
    height: 6px;
    background: rgba(75, 85, 99, 0.3);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    transition: width 0.3s ease;
    border-radius: 3px;
}

.progress-text {
    position: absolute;
    top: -20px;
    right: 0;
    color: #9ca3af;
}

.file-transfer-section {
    border-top: 1px solid rgba(75, 85, 99, 0.1);
}

@media (max-width: 640px) {
    .file-drop-zone {
        padding: 1.5rem;
    }
    
    .transfer-item {
        padding: 0.75rem;
    }
    
    .progress-text {
        font-size: 0.75rem;
    }
}

.header-minimal {
    background: rgb(35 36 35 / 13%);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    flex-shrink: 0;
    height: 64px; 
    position: sticky;
    top: 0;
    z-index: 40;
}

.header-minimal .cursor-pointer:hover {
    transform: scale(1.05);
    transition: transform 0.2s ease;
}
.header-minimal .cursor-pointer:active {
    transform: scale(0.95);
}

/* The main chat container takes up the rest of the height. */
.chat-container {
    /* display: flex; */
    flex-direction: column;
    height: calc(100vh - 64px); /* 64px - header height */
    min-height: 0;
    /* flex: 1; */
}

.chat-messages-area {
    flex: 1;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.chat-input-area {
    flex-shrink: 0;
    position: sticky;
    bottom: 0;
    background: rgba(42, 43, 42, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(75, 85, 99, 0.2);
}

/* The message container must occupy the entire available height. */
.chat-messages-area > div:first-child {
    height: 100%;
    overflow-y: auto;
    padding: 1rem;
    scroll-behavior: smooth;
    scroll-padding-bottom: 20px;
    scroll-margin-bottom: 20px;
}

/* For mobile devices, take into account the height of the virtual keyboard */
@media (max-width: 768px) {
    .chat-container {
        height: calc(100vh - 64px);
        height: calc(100dvh - 64px); /* dvh to support dynamic height on mobile */
    }
}

/* Fix for main application container */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.card-minimal {
    background: rgba(42, 43, 42, 0.8);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(75, 85, 99, 0.2);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}
/* Selected state override (higher precedence than Tailwind bg-*) */
.card-minimal--selected {
    background: rgba(249, 115, 22, 0.15) !important; /* orange-500 @ 0.15 */
    border-color: rgba(249, 115, 22, 1) !important;   /* border-orange-500 */
    box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.3) !important; /* soft ring */
}
/* .card-minimal:hover {
    border-color: rgba(249, 115, 22, 0.3);
    transform: translateY(-1px);
    transition: all 0.2s ease;
} */

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
}
.status-connected { background: #10b981; }
.status-connecting { background: #6b7280; }
.status-failed { background: #ef4444; }
.status-disconnected { background: #6b7280; }
.status-verifying { background: #9ca3af; }

.security-shield {
    background: linear-gradient(135deg, #2A2B2A 0%, #3a3b3a 100%);
    border: 1px solid rgba(75, 85, 99, 0.3);
}

.verification-code {
    background: rgba(42, 43, 42, 0.8);
    border: 1px solid rgba(75, 85, 99, 0.3);
    color: #f1f5f9;
    font-family: 'Monaco', 'Menlo', monospace;
    letter-spacing: 0.1em;
    font-size: 1.2em;
    padding: 8px 12px;
    border-radius: 8px;
    text-align: center;
}

.icon-container {
    width: 40px;
    height: 40px;
    background: rgba(42, 43, 42, 0.8);
    border: 1px solid rgba(75, 85, 99, 0.3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.icon-container i {
    font-size: 1.25rem;
    line-height: 1;
}

.icon-sm { font-size: 0.875rem; }
.icon-md { font-size: 1rem; }
.icon-lg { font-size: 1.125rem; }
.icon-xl { font-size: 1.25rem; }
.icon-2xl { font-size: 1.5rem; }

.step-number {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #f97316, #ea580c);
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
}

.icon-fallback {
    display: inline-block;
    width: 1em;
    height: 1em;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.fas, .far, .fab {
    display: inline-block;
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    line-height: 1;
    vertical-align: middle;
}

/* Improve icon rendering */
.fas::before, .far::before, .fab::before {
    display: inline-block;
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    line-height: 1;
}

/* Icon loading fallback */
.icon-loading {
    opacity: 0.7;
    animation: iconPulse 1.5s ease-in-out infinite;
}

/* Fallback icons content */
.fa-fallback .fas.fa-shield-halved::before { content: "🛡️"; }
.fa-fallback .fas.fa-shield-alt::before { content: "🛡️"; }
.fa-fallback .fas.fa-lock::before { content: "🔒"; }
.fa-fallback .fas.fa-unlock-alt::before { content: "🔓"; }
.fa-fallback .fas.fa-key::before { content: "🔑"; }
.fa-fallback .fas.fa-fingerprint::before { content: "👆"; }
.fa-fallback .fas.fa-exchange-alt::before { content: "🔄"; }
.fa-fallback .fas.fa-plus::before { content: "➕"; }
.fa-fallback .fas.fa-link::before { content: "🔗"; }
.fa-fallback .fas.fa-paste::before { content: "📋"; }
.fa-fallback .fas.fa-check-circle::before { content: "✅"; }
.fa-fallback .fas.fa-cogs::before { content: "⚙️"; }
.fa-fallback .fas.fa-rocket::before { content: "🚀"; }
.fa-fallback .fas.fa-copy::before { content: "📄"; }
.fa-fallback .fas.fa-check::before { content: "✓"; }
.fa-fallback .fas.fa-times::before { content: "✗"; }
.fa-fallback .fas.fa-exclamation-triangle::before { content: "⚠️"; }
.fa-fallback .fas.fa-info-circle::before { content: "ℹ️"; }
.fa-fallback .fas.fa-circle::before { content: "●"; }
.fa-fallback .fas.fa-paper-plane::before { content: "📤"; }
.fa-fallback .fas.fa-comments::before { content: "💬"; }
.fa-fallback .fas.fa-signature::before { content: "✍️"; }
.fa-fallback .fas.fa-power-off::before { content: "⏻"; }
.fa-fallback .fas.fa-arrow-left::before { content: "←"; }
.fa-fallback .fas.fa-chevron-down::before { content: "↓"; }

/* Ensure fallback icons are properly sized & use emoji font */
.fa-fallback .fas::before {
    font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    font-size: inherit;
}

/* Icon alignment in buttons */
button i {
    vertical-align: middle;
    margin-right: 0.5rem;
}

/* Lightning button */
.lightning-button {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    border: 1px solid rgba(245, 158, 11, 0.3);
    transition: all 0.3s ease;
}
.lightning-button:hover {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    border: 1px solid rgba(249, 115, 22, 0.3);
}
.btn-primary:hover {
    background: linear-gradient(135deg, #ea580c 0%, #dc2626 100%);
    transform: translateY(-1px);
}

.btn-secondary {
    background: linear-gradient(135deg, #2A2B2A 0%, #3a3b3a 100%);
    border: 1px solid rgba(75, 85, 99, 0.3);
}
.btn-secondary:hover {
    background: linear-gradient(135deg, #3a3b3a 0%, #4a4b4a 100%);
    transform: translateY(-1px);
}

.btn-verify {
    background: linear-gradient(135deg, #2A2B2A 0%, #3a3b3a 100%);
    border: 1px solid rgba(75, 85, 99, 0.3);
}
.btn-verify:hover {
    background: linear-gradient(135deg, #3a3b3a 0%, #4a4b4a 100%);
    transform: translateY(-1px);
}

/* Wallet logos container & per-wallet filters */
.wallet-logos-container {
    display: flex;
    align-items: center;
    overflow: hidden;
    position: relative;
    height: 64px;
    margin: 20px 0;
    width: 100%;
}

.wallet-logos-track {
    display: flex;
    align-items: center;
    gap: 20px;
    animation: walletLogosScroll 30s linear infinite;
    width: max-content;
}

.wallet-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 48px;
    background: rgba(42, 43, 42, 0.8);
    border: 1px solid rgba(75, 85, 99, 0.3);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: #f1f5f9;
    flex-shrink: 0;
    transition: all 0.3s ease;
}
.wallet-logo:hover {
    border-color: rgba(249, 115, 22, 0.3);
    background: rgba(249, 115, 22, 0.1);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.wallet-logo.bitcoin-lightning { background: transparent; padding: 4px; }
.wallet-logo.bitcoin-lightning img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.impervious { background: transparent; padding: 4px; }
.wallet-logo.impervious img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.strike { background: transparent; padding: 4px; }
.wallet-logo.strike img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.lnbits { background: transparent; padding: 4px; }
.wallet-logo.lnbits img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.lightning-labs { background: transparent; padding: 4px; }
.wallet-logo.lightning-labs img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.atomic { background: transparent; padding: 4px; }
.wallet-logo.atomic img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.breez { background: transparent; padding: 4px; }
.wallet-logo.breez img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.alby { background: transparent; padding: 4px; }
.wallet-logo.alby img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.phoenix { background: transparent; }
.wallet-logo.blixt { background: transparent; }
.wallet-logo.zeus { background: transparent; padding: 4px; }
.wallet-logo.zeus img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.wos { background: transparent; padding: 4px; }
.wallet-logo.wos img { width: 80px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

.wallet-logo.muun { background: transparent; padding: 4px; }
.wallet-logo.muun img { width: 48px; height: 48px; filter: brightness(0) saturate(100%) invert(43%) sepia(8%) saturate(670%) hue-rotate(202deg) brightness(97%) contrast(86%); }

/* Pause animation on hover for logos */
.wallet-logos-container:hover .wallet-logos-track {
    animation-play-state: paused;
}

.message-slide {
    animation: messageSlideIn 0.3s ease-out;
}

.chat-messages-area .message:last-child {
    scroll-margin-bottom: 20px;
}

.message {
    word-wrap: break-word;
    overflow-wrap: break-word;
    white-space: normal;
    max-width: 100%;
}

.message span {
    word-wrap: break-word;
    overflow-wrap: break-word;
    white-space: normal;
    display: inline-block;
    max-width: 100%;
}

.chat-messages-area {
    scroll-behavior: smooth;
    scroll-padding-bottom: 20px;
}

/* Animations */
@keyframes iconPulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

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

@keyframes walletLogosScroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes shimmer {
    0% { transform: translateX(-100%) skewX(-15deg); }
    100% { transform: translateX(200%) skewX(-15deg); }
}

/* Modern animated button */
.btn-partner-modern {
    position: relative;
    background: linear-gradient(135deg, #f97316 0%, #ea580c 50%, #dc2626 100%);
    background-size: 200% 200%;
    background-position: 0% 0;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.btn-partner-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.2) 50%, transparent 100%);
    transition: left 0.5s;
}

.btn-partner-modern:hover {
    background-position: 100% 0;
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 25px rgba(249, 115, 22, 0.5), 0 0 30px rgba(249, 115, 22, 0.3);
}

.btn-partner-modern:hover::before {
    left: 100%;
    animation: shimmer 1.5s ease-in-out;
}

.btn-partner-modern:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 2px 10px rgba(249, 115, 22, 0.4);
}


/* Custom scrollbar */
.custom-scrollbar {
    scrollbar-width: thin;
    scrollbar-color: rgba(156, 163, 175, 0.5) transparent;
}

.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background-color: rgba(156, 163, 175, 0.5);
    border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background-color: rgba(156, 163, 175, 0.7);
}

.accent-orange { color: #fb923c !important; }
.accent-green { color: #34d399 !important; }
.accent-red { color: #f87171 !important; }
.accent-yellow { color: #fbbf24 !important; }
.accent-purple { color: #a78bfa !important; }
.accent-gray { color: #9ca3af !important; }
.accent-cyan { color: #22d3ee !important; }
.accent-blue { color: #60a5fa !important; }

/* Ensure icons visible in dark backgrounds */
.text-secondary i {
    opacity: 0.8;
}

/* Container to enable 3D perspective */
.button-container {
    perspective: 1000px;
}

/* Base button styles with capsule shape and glass effect */
.button {
    width: 200px;
    height: 60px;
    border-radius: 30px; /* Creates the capsule shape */
    background: linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0.15),
        rgba(255, 255, 255, 0.05)
    ); /* Transparent glass gradient */
    box-shadow:
        inset 0 1px 2px rgba(255, 255, 255, 0.4),
        /* Top highlight */ inset 0 -1px 2px rgba(0, 0, 0, 0.2),
        /* Bottom shadow */ 0 4px 8px rgba(0, 0, 0, 0.2),
        /* Drop shadow */ 0 0 20px rgba(255, 255, 255, 0.1); /* Subtle glow */
    transform: rotateX(15deg) translateZ(0); /* Initial 3D tilt */
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55); /* Springy transition */
    position: relative;
    cursor: pointer;
    animation: pulse 2s infinite ease-in-out; /* Pulsing glow animation */
    overflow: hidden;
    text-decoration: none;
    display: block;
}

/* Moving shine effect for glass-like reflection */
.button::before {
    content: "";
    position: absolute;
    top: 0;
    left: -50px;
    width: 50px;
    height: 100%;
    background: linear-gradient(
        to right,
        transparent,
        rgba(255, 255, 255, 0.1),
        rgba(255, 255, 255, 0.2),
        rgba(255, 255, 255, 0.1),
        transparent
    ); /* Shine gradient */
    transform: skewX(-25deg); /* Tilted shine */
    animation: shine 3s infinite linear; /* Continuous shine movement */
    pointer-events: none;
    z-index: 1;
}

/* Ground shadow to enhance 3D effect */
.button::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 10%;
    width: 80%;
    height: 10px;
    background: radial-gradient(
        ellipse at center,
        rgba(0, 0, 0, 0.3) 0%,
        transparent 70%
    ); /* Soft shadow */
    z-index: -1;
}

/* Text inside the button */
.button span {
    position: relative;
    z-index: 2;
    color: white;
    font-size: 18px;
    font-family: Arial, sans-serif;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5); /* Depth for text */
    display: block;
    line-height: 60px; /* Center vertically */
    text-align: center;
}

/* Hover state: Straighten, lift, and enhance glow */
.button:hover {
    transform: rotateX(0deg) translateZ(15px) scale(1.05); /* Lift and scale */
    box-shadow:
        inset 0 1px 2px rgba(255, 255, 255, 0.4),
        inset 0 -1px 2px rgba(0, 0, 0, 0.2),
        0 8px 16px rgba(0, 0, 0, 0.3),
        /* Stronger shadow */ 0 0 40px rgba(255, 255, 255, 0.25); /* Brighter glow */
}

/* Active state: Depress and dim glow */
.button:active {
    transform: rotateX(0deg) translateZ(-5px) scale(0.95); /* Push down */
    box-shadow:
        inset 0 1px 2px rgba(255, 255, 255, 0.4),
        inset 0 -1px 2px rgba(0, 0, 0, 0.2),
        0 2px 4px rgba(0, 0, 0, 0.2),
        /* Reduced shadow */ 0 0 10px rgba(255, 255, 255, 0.1); /* Dimmed glow */
}

/* Pulsing animation for idle state */
@keyframes pulse {
    0%,
    100% {
        box-shadow:
            inset 0 1px 2px rgba(255, 255, 255, 0.4),
            inset 0 -1px 2px rgba(0, 0, 0, 0.2),
            0 4px 8px rgba(0, 0, 0, 0.2),
            0 0 20px rgba(255, 255, 255, 0.1);
    }
    50% {
        box-shadow:
            inset 0 1px 2px rgba(255, 255, 255, 0.4),
            inset 0 -1px 2px rgba(0, 0, 0, 0.2),
            0 4px 8px rgba(0, 0, 0, 0.2),
            0 0 30px rgba(255, 255, 255, 0.2); /* Peak glow */
    }
}

/* Shine animation for dynamic glass effect */
@keyframes shine {
    0% {
        left: -50px; /* Start off-screen */
    }
    100% {
        left: 250px; /* Move past button width (200px + buffer) */
    }
}
/* ============================================================
   SecureBit Chat — redesigned chat surface (v4.8.21)
   ============================================================ */
.sb-scroll { scrollbar-gutter: auto; }
.sb-scroll::-webkit-scrollbar { width: 9px; }
.sb-scroll::-webkit-scrollbar-track { background: transparent; }
.sb-scroll::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.07);
    border-radius: 99px;
    border: 2px solid transparent;
    background-clip: padding-box;
}
.sb-scroll::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.13);
    background-clip: padding-box;
}
.sb-textarea::placeholder { color: #56565e; }
.sb-chip:hover { border-color: rgba(255,255,255,0.16) !important; color: #e8e8eb !important; }
.sb-send:hover:not(:disabled) { filter: brightness(1.06); }
.sb-unsend:hover { color: #e5727a !important; }
.sb-link:hover { color: #e8e8eb !important; }
.sb-disconnect:hover { border-color: rgba(229,114,122,0.4) !important; color: #e5727a !important; background: rgba(229,114,122,0.06) !important; }
@media (max-width: 560px) { .sb-hide-sm { display: none; } }
.sb-secpill:hover { border-color: rgba(255,255,255,0.16) !important; background: rgba(255,255,255,0.05) !important; }

/* ── Start Secure — new connection screen (design import) ───────────────── */
@keyframes sbFlowR { 0% { left: 4%; opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { left: 96%; opacity: 0; } }
@keyframes sbFlowL { 0% { left: 96%; opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { left: 4%; opacity: 0; } }
@keyframes sbPulse { 0%,100% { transform: translate(-50%,-50%) scale(1); opacity: 0.5; } 50% { transform: translate(-50%,-50%) scale(1.5); opacity: 0; } }
@keyframes sbSpin { to { transform: rotate(360deg); } }
@keyframes sbUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes sbNode { 0%,100% { box-shadow: 0 0 0 0 rgba(62,207,142,0.0); } 50% { box-shadow: 0 0 0 6px rgba(62,207,142,0.06); } }
@keyframes sbSlideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }
.sb-start textarea::placeholder, .sb-start input::placeholder { color: #56565e; }
.sb-start .sb-sc::-webkit-scrollbar { width: 8px; }
.sb-start .sb-sc::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 99px; }
.sb-seg-btn { transition: color .2s; }
.sb-soft-btn { transition: all .15s; }
.sb-soft-btn:hover { border-color: rgba(255,255,255,0.18) !important; color: #e8e8eb !important; }
.sb-scan-btn:hover { border-color: rgba(62,207,142,0.5) !important; background: rgba(62,207,142,0.1) !important; }
.sb-gen-btn:hover { background: #ff9637 !important; }
.sb-start-card { transition: transform .26s cubic-bezier(.3,.8,.3,1); }
@media (max-width: 900px) { .sb-start-left { border-right: none !important; } }
@media (max-width: 560px) { .sb-start-left { padding: 30px 22px !important; } }
/* PWA install pill belongs to the landing page only — hide it inside the chat. */
body.sb-in-chat #pwa-install-button { display: none !important; }
/* The new design spaces icons with flex gap, not icon margins — neutralise the
   global `button i { margin-right: .5rem }` so icons stay centered in their tiles. */
.sb-start button i, .sb-ice-overlay button i { margin-right: 0; vertical-align: baseline; }