/* ==========================================================================
   Iris AI Assistant — Siri-Style Overlay & Animation
   ========================================================================== */

/* ── Full-Screen Overlay ── */
.iris-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 95000;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(60px) saturate(150%);
    -webkit-backdrop-filter: blur(60px) saturate(150%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 8vh;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

.iris-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* ── Animated Orb (Siri Style) ── */
.iris-orb-container {
    position: relative;
    width: 180px;
    height: 180px;
    margin-bottom: 30px;
    flex-shrink: 0;
    cursor: pointer;
}

.iris-orb {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 35%,
        rgba(147, 112, 219, 0.8),
        rgba(75, 0, 130, 0.6) 40%,
        rgba(30, 144, 255, 0.5) 60%,
        rgba(255, 105, 180, 0.4) 80%,
        rgba(0, 191, 255, 0.3)
    );
    box-shadow:
        0 0 60px rgba(138, 43, 226, 0.4),
        0 0 120px rgba(75, 0, 130, 0.2),
        inset 0 0 40px rgba(255, 255, 255, 0.1);
    animation: irisOrbFloat 4s ease-in-out infinite, irisOrbGradient 8s ease infinite;
    transition: transform 0.3s ease;
}

/* Orb states */
.iris-orb.listening {
    animation: irisOrbFloat 2s ease-in-out infinite, irisOrbPulse 1.5s ease-in-out infinite, irisOrbGradient 4s ease infinite;
    box-shadow:
        0 0 80px rgba(138, 43, 226, 0.5),
        0 0 160px rgba(75, 0, 130, 0.3),
        inset 0 0 50px rgba(255, 255, 255, 0.15);
}

.iris-orb.thinking {
    animation: irisOrbFloat 1.5s ease-in-out infinite, irisOrbSpin 2s linear infinite, irisOrbGradient 3s ease infinite;
    box-shadow:
        0 0 100px rgba(0, 191, 255, 0.5),
        0 0 200px rgba(138, 43, 226, 0.3),
        inset 0 0 60px rgba(255, 255, 255, 0.2);
}

/* Glow ring around orb */
.iris-orb::after {
    content: '';
    position: absolute;
    top: -8px; left: -8px;
    right: -8px; bottom: -8px;
    border-radius: 50%;
    border: 2px solid rgba(138, 43, 226, 0.2);
    animation: irisRingPulse 3s ease-in-out infinite;
}

@keyframes irisOrbFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes irisOrbPulse {
    0%, 100% { transform: scale(1) translateY(0); }
    50% { transform: scale(1.05) translateY(-5px); }
}

@keyframes irisOrbSpin {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

@keyframes irisOrbGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes irisRingPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.05); }
}

/* ── Waveform Bars (under orb, listening state) ── */
.iris-waveform {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 3px;
    height: 30px;
    margin-top: -15px;
    margin-bottom: 15px;
    opacity: 0;
    transition: opacity 0.3s;
}

.iris-waveform.active {
    opacity: 1;
}

.iris-waveform-bar {
    width: 3px;
    background: linear-gradient(to top, #8a2be2, #00bfff);
    border-radius: 2px;
    animation: waveformBounce 0.8s ease-in-out infinite;
}

.iris-waveform-bar:nth-child(1) { height: 8px; animation-delay: 0s; }
.iris-waveform-bar:nth-child(2) { height: 16px; animation-delay: 0.1s; }
.iris-waveform-bar:nth-child(3) { height: 24px; animation-delay: 0.2s; }
.iris-waveform-bar:nth-child(4) { height: 18px; animation-delay: 0.3s; }
.iris-waveform-bar:nth-child(5) { height: 28px; animation-delay: 0.15s; }
.iris-waveform-bar:nth-child(6) { height: 12px; animation-delay: 0.25s; }
.iris-waveform-bar:nth-child(7) { height: 20px; animation-delay: 0.05s; }

@keyframes waveformBounce {
    0%, 100% { transform: scaleY(0.4); }
    50% { transform: scaleY(1); }
}

/* ── Iris Label ── */
.iris-label {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

/* ── Conversation Area ── */
.iris-conversation {
    flex: 1;
    width: 100%;
    max-width: 600px;
    overflow-y: auto;
    padding: 0 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.iris-message {
    max-width: 90%;
    padding: 12px 18px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.6;
    animation: irisMessageSlideIn 0.3s ease;
}

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

.iris-message.user {
    align-self: flex-end;
    background: #007aff;
    color: #fff;
    border-bottom-right-radius: 6px;
}

.iris-message.iris {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.1);
    color: #e8e8e8;
    border-bottom-left-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.iris-message.iris strong {
    color: #fff;
}

.iris-message.iris a {
    color: #64b5f6;
    text-decoration: underline;
}

/* Typing indicator */
.iris-typing {
    display: flex;
    gap: 4px;
    align-items: center;
    padding: 12px 18px;
    align-self: flex-start;
}

.iris-typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    animation: irisTypingBounce 1.2s ease-in-out infinite;
}

.iris-typing-dot:nth-child(1) { animation-delay: 0s; }
.iris-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.iris-typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes irisTypingBounce {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(-4px); }
}

/* ── Input Area ── */
.iris-input-area {
    width: 100%;
    max-width: 600px;
    padding: 16px 20px 24px;
    flex-shrink: 0;
}

.iris-input-wrapper {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    padding: 4px 6px 4px 18px;
    transition: border-color 0.2s;
}

.iris-input-wrapper:focus-within {
    border-color: rgba(138, 43, 226, 0.5);
    box-shadow: 0 0 20px rgba(138, 43, 226, 0.15);
}

.iris-input {
    flex: 1;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    outline: none;
    padding: 10px 0;
}

.iris-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.iris-send-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #8a2be2, #007aff);
    border: none;
    color: #fff;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.15s, opacity 0.15s;
    flex-shrink: 0;
}

.iris-send-btn:hover {
    transform: scale(1.08);
}

.iris-send-btn:active {
    transform: scale(0.95);
}

.iris-send-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ── Close Button ── */
.iris-close-btn {
    position: absolute;
    top: 20px;
    right: 24px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #ccc;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    z-index: 10;
}

.iris-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

/* ── Suggested Prompts ── */
.iris-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    max-width: 600px;
    padding: 0 20px;
    margin-bottom: 16px;
}

.iris-suggestion {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #ccc;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12.5px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    font-family: 'Inter', sans-serif;
}

.iris-suggestion:hover {
    background: rgba(138, 43, 226, 0.2);
    border-color: rgba(138, 43, 226, 0.4);
    color: #fff;
}

/* ── Dock Icon Gradient ── */
.dock-icon-bg.bg-iris {
    background: linear-gradient(135deg, #8a2be2 0%, #ff69b4 35%, #00bfff 65%, #8a2be2 100%);
    background-size: 300% 300%;
    animation: irisDockGlow 4s ease infinite;
}

@keyframes irisDockGlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .iris-orb-container {
        width: 120px;
        height: 120px;
    }

    .iris-conversation {
        max-width: 100%;
    }

    .iris-input-area {
        max-width: 100%;
    }

    .iris-suggestions {
        max-width: 100%;
    }
}