@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Fraunces:opsz,wght@9..144,400;9..144,500&display=swap');

/* ─── Design tokens ─── */
:root {
    --bg: #1f1f1d;
    --bg-soft: #262624;
    --bg-panel: #2d2d2a;
    --bg-panel-soft: #33332f;
    --line: rgba(255, 255, 255, 0.12);
    --line-strong: rgba(255, 255, 255, 0.2);
    --text: #f3f0ea;
    --text-soft: rgba(243, 240, 234, 0.7);
    --text-muted: rgba(243, 240, 234, 0.52);
    --accent: #dc7a52;
    --accent-soft: rgba(220, 122, 82, 0.22);
    --accent-glow: rgba(220, 122, 82, 0.08);
    --focus: #f7b194;
    --user-bg: rgba(220, 122, 82, 0.10);
    --user-border: rgba(220, 122, 82, 0.25);
    --radius-xl: 28px;
    --radius-lg: 18px;
    --radius-md: 12px;
    --shadow: 0 30px 80px rgba(0, 0, 0, 0.38);
    --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.2);
    --trans: 180ms cubic-bezier(0.22, 1, 0.36, 1);
    --trans-slow: 400ms cubic-bezier(0.22, 1, 0.36, 1);
    --header-h: 60px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body.home-ai {
    height: 100dvh;
    overflow: hidden;
    font-family: 'Manrope', 'Segoe UI', sans-serif;
    color: var(--text);
    background:
        radial-gradient(70% 80% at 50% -10%, rgba(220, 122, 82, 0.18), transparent 60%),
        linear-gradient(180deg, #232321 0%, #1c1c1a 100%);
}

body.home-ai::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: radial-gradient(rgba(255, 255, 255, 0.035) 0.8px, transparent 0.8px);
    background-size: 3px 3px;
    opacity: 0.55;
    z-index: 0;
}

/* ─── Header ─── */
.site-head {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    height: var(--header-h);
    padding: 0 clamp(1rem, 3vw, 2.5rem);
    background: rgba(24, 24, 22, 0.74);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
}

.wordmark {
    text-decoration: none;
    color: var(--text);
    font-family: 'Fraunces', Georgia, serif;
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    letter-spacing: 0.01em;
}

/* ─── Main layout ─── */
.home-main {
    position: relative;
    z-index: 1;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    padding-top: 0;
}

.chat-shell {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: min(780px, 100%);
    margin: 0 auto;
    padding: 0 1rem;
    min-height: 0;
}

.chat-shell.has-messages {
    justify-content: flex-start;
}

/* ─── Welcome state (centered) ─── */
.chat-welcome {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding-bottom: 1.5rem;
    transition: opacity 350ms ease, transform 350ms ease;
}

.chat-welcome.departing {
    opacity: 0;
    transform: translateY(-12px);
    pointer-events: none;
}

.chat-shell.has-messages .chat-welcome {
    display: none;
}

.status-line {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-soft);
    font-size: clamp(1.2rem, 2.9vw, 1.95rem);
    font-family: 'Fraunces', Georgia, serif;
}

.status-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.2em;
    height: 2.2em;
    border-radius: 0;
    overflow: visible;
    box-shadow: none;
}

.status-icon img {
    width: 100%;
    height: 100%;
    display: block;
}

.chat-welcome h1 {
    margin: 0;
    color: var(--text);
    font-size: clamp(1.4rem, 2.8vw, 2rem);
    font-weight: 500;
    letter-spacing: -0.01em;
    line-height: 1.2;
}

/* ─── Chat messages ─── */
.chat-messages {
    display: none;
    flex-direction: column;
    gap: 1.4rem;
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem 0.75rem 1rem 0;
    scroll-behavior: smooth;
    overscroll-behavior: contain;
    min-height: 0;
}

.chat-messages::-webkit-scrollbar {
    width: 5px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.18);
}

.chat-shell.has-messages .chat-messages {
    display: flex;
}

/* ─── Message rows ─── */
.msg {
    display: flex;
    gap: 0.75rem;
    animation: msgIn 350ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes msgIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.msg--user {
    justify-content: flex-end;
}

.msg--bot {
    align-items: flex-start;
}

.msg-avatar {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    margin-top: 2px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.msg-avatar img {
    width: 100%;
    height: 100%;
    display: block;
}

.msg-body {
    max-width: 85%;
    line-height: 1.6;
}

.msg--user .msg-body {
    background: var(--user-bg);
    border: 1px solid var(--user-border);
    border-radius: var(--radius-lg) var(--radius-lg) 6px var(--radius-lg);
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    color: var(--text);
}

.msg--bot .msg-body {
    max-width: 100%;
    font-size: 0.95rem;
    color: var(--text-soft);
}

.msg--bot .msg-body > p:first-child {
    margin-top: 0;
}

.msg--bot .msg-body > p:last-child {
    margin-bottom: 0;
}

.msg--bot .msg-body p {
    margin: 0 0 0.65rem;
    line-height: 1.65;
}

.msg--bot .msg-body > .stream-block + .stream-block {
    margin-top: 0.15rem;
}

.msg--bot .msg-body h3 + p {
    margin-top: 0.15rem;
}

.msg--bot .msg-body .response-followup {
    margin-top: 0.75rem;
    padding-top: 0.65rem;
    border-top: 1px solid var(--line);
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* ─── Streaming reveal animation ─── */
.stream-block {
    /* Blocks start visible by default (for no-JS fallback);
       JS adds .stream-hidden, then replaces with .stream-visible */
}

.stream-hidden {
    opacity: 0;
    transform: translateY(6px);
    max-height: 0;
    overflow: hidden;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
}

.stream-visible {
    animation: streamIn 300ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes streamIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── Prose-style response content ─── */
.msg-body .prose-list {
    margin: 0 0 0.5rem;
    padding-left: 1.3rem;
    list-style: none;
}

.msg-body .prose-list li {
    position: relative;
    padding: 0.35rem 0;
    line-height: 1.6;
    color: var(--text-soft);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.msg-body .prose-list li:last-child {
    border-bottom: none;
}

.msg-body .prose-list li::before {
    content: '';
    position: absolute;
    left: -1rem;
    top: 0.75rem;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
}

.msg-body .prose-list li strong {
    color: var(--text);
}

/* Contact channels */
.contact-channels {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.contact-channel h3 {
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
}

.contact-channel p {
    margin: 0;
    font-size: 0.9rem;
}

/* Toolkit groups */
.toolkit-group {
    margin-bottom: 0.25rem;
}

.toolkit-group h4 {
    font-size: 0.88rem;
    margin-bottom: 0.35rem;
    color: var(--text);
}

/* Template entries */
.template-entry {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.template-entry:last-of-type {
    border-bottom: none;
}

.template-thumb {
    flex-shrink: 0;
    width: 120px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--line);
    display: block;
    transition: border-color var(--trans), transform var(--trans);
}

.template-thumb:hover {
    border-color: var(--line-strong);
    transform: scale(1.02);
}

.template-thumb img {
    display: block;
    width: 100%;
    height: auto;
}

.template-info h4 {
    font-size: 0.95rem;
    margin-bottom: 0.15rem;
}

.template-info p {
    font-size: 0.88rem;
    line-height: 1.55;
}

/* Chat action buttons (look like regular btns) */
.chat-action-btn {
    font: inherit;
    cursor: pointer;
}

/* Job description form in chat */
.job-desc-form {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.job-desc-input {
    width: 100%;
    min-height: 120px;
    max-height: 240px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    font: inherit;
    font-size: 0.88rem;
    line-height: 1.55;
    padding: 0.75rem 0.85rem;
    resize: vertical;
    transition: border-color var(--trans);
}

.job-desc-input:focus {
    outline: none;
    border-color: var(--line-strong);
}

.job-desc-input::placeholder {
    color: var(--text-muted);
}

.job-desc-input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.job-desc-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Blockquote styling */
.msg-body blockquote.quote {
    margin: 0.6rem 0 0.25rem;
    padding: 0;
    border-left: 2px solid var(--accent);
    padding-left: 0.85rem;
    font-style: italic;
    color: var(--text-soft);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ─── Typing indicator ─── */
.typing-indicator {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    animation: msgIn 250ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.typing-dots {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0.85rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
}

.typing-dots span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    animation: dotPulse 1.4s ease-in-out infinite;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.15s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes dotPulse {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: scale(0.85);
    }
    30% {
        opacity: 1;
        transform: scale(1.1);
    }
}

/* ─── Bottom area (suggestions + input) ─── */
.chat-bottom {
    flex-shrink: 0;
    padding: 0.5rem 0 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: opacity 300ms ease, transform 300ms ease;
}

/* In chat mode, pin to bottom */
.chat-shell.has-messages .chat-bottom {
    padding-top: 0.5rem;
}

/* ─── Suggestions ─── */
.suggested-chats {
    display: grid;
    gap: 0.55rem;
}


.suggested-label {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.suggestion-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
}

.suggestion-card {
    font: inherit;
    text-align: left;
    text-decoration: none;
    color: inherit;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.025);
    border-radius: var(--radius-md);
    padding: 0.7rem 0.85rem;
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: border-color var(--trans), transform var(--trans), background var(--trans);
}

.suggestion-card:hover {
    border-color: var(--line-strong);
    background: rgba(255, 255, 255, 0.055);
    transform: translateY(-1px);
}

.suggestion-card:active {
    transform: translateY(0);
}

.question {
    color: var(--text);
    font-size: 0.88rem;
    line-height: 1.4;
}

/* ─── Chat form ─── */
.chat-form {
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--bg-panel) 0%, var(--bg-panel-soft) 100%);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 1rem 0.7rem;
    transition: border-color var(--trans), box-shadow var(--trans);
}

.chat-form:focus-within {
    border-color: var(--line-strong);
    box-shadow: var(--shadow-sm), 0 0 0 1px rgba(220, 122, 82, 0.1);
}

.chat-shell.has-messages .chat-form {
    padding: 0.6rem 0.9rem 0.55rem;
}

textarea {
    width: 100%;
    border: 0;
    resize: none;
    background: transparent;
    color: var(--text);
    font: inherit;
    font-size: 0.98rem;
    line-height: 1.5;
    min-height: 42px;
    max-height: 160px;
    padding: 0.2rem 0.1rem;
}

.chat-shell:not(.has-messages) textarea {
    min-height: 80px;
}

textarea::placeholder {
    color: rgba(243, 240, 234, 0.45);
}

textarea:focus {
    outline: none;
}

.chat-controls {
    border-top: 1px solid var(--line);
    margin-top: 0.4rem;
    padding-top: 0.55rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.send-btn {
    border: 1px solid var(--line-strong);
    color: var(--text);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 999px;
    font: inherit;
    font-size: 0.84rem;
    padding: 0.4rem 0.85rem;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition: border-color var(--trans), background var(--trans), transform var(--trans);
}

.send-btn:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
    transform: translateY(-1px);
}

.model-pill {
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.38rem 0.7rem;
    font-size: 0.74rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

/* ─── Shared component styles (from site-claude.css) ─── */
h2,
h3,
h4 {
    margin: 0;
    line-height: 1.2;
}

.msg-body h2 {
    font-family: 'Fraunces', Georgia, serif;
    font-size: clamp(1.15rem, 2.4vw, 1.5rem);
    margin-bottom: 0.7rem;
    color: var(--text);
}

.msg-body h3 {
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
    margin-bottom: 0.5rem;
    color: var(--text);
}

.msg-body h4 {
    font-size: 0.92rem;
    color: var(--text);
}

.msg-body p {
    color: var(--text-soft);
    line-height: 1.65;
}

.msg-body a {
    color: var(--accent);
}

.msg-body a.btn-primary {
    color: var(--bg);
}

.msg-body a.btn-secondary {
    color: var(--text);
}

/* Grid system */
.grid {
    display: grid;
    gap: 0.85rem;
}

.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* Card */
.card {
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: clamp(0.85rem, 2vw, 1.15rem);
    background: rgba(255, 255, 255, 0.03);
    transition: transform var(--trans), border-color var(--trans), background var(--trans);
}

.card:hover {
    border-color: var(--line-strong);
    background: rgba(255, 255, 255, 0.055);
    transform: translateY(-2px);
}

.card.soft {
    background: rgba(255, 255, 255, 0.02);
}

/* Meta text */
.meta {
    margin: 0 0 0.45rem;
    font-size: 0.74rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.09em;
}

/* Buttons */
.btn-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 0.75rem;
}

.btn {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    border: 1px solid var(--line-strong);
    padding: 0.45rem 0.85rem;
    font-size: 0.8rem;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition: border-color var(--trans), background var(--trans), transform var(--trans), color var(--trans);
}

.btn-primary {
    color: var(--bg);
    background: linear-gradient(120deg, #f2d6c8 0%, #ebad8f 100%);
    border-color: rgba(255, 255, 255, 0.3);
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-1px);
    background: linear-gradient(120deg, #f6ddd0 0%, #f2b79c 100%);
}

.btn-secondary {
    color: var(--text);
    background: rgba(255, 255, 255, 0.05);
}

.btn-secondary:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
    transform: translateY(-1px);
}

/* Tags */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tag {
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.25rem 0.6rem;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    color: var(--text-soft);
    background: rgba(255, 255, 255, 0.02);
}

/* KPI grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.6rem;
    margin-bottom: 1rem;
}

.kpi {
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.02);
    text-align: center;
}

.kpi strong {
    display: block;
    font-family: 'Fraunces', Georgia, serif;
    font-size: 1.25rem;
    color: var(--text);
}

.kpi span {
    color: var(--text-muted);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* Filter bar */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 0.8rem;
}

.filter-btn {
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-soft);
    font: inherit;
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    padding: 0.35rem 0.7rem;
    cursor: pointer;
    transition: border-color var(--trans), color var(--trans), background var(--trans);
}

.filter-btn.active,
.filter-btn:hover {
    color: var(--text);
    border-color: var(--accent);
    background: var(--accent-soft);
}

/* Project cards */
.project-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    transition: transform var(--trans), border-color var(--trans), background var(--trans);
}

.project-card:hover {
    transform: translateY(-3px);
    border-color: var(--line-strong);
    background: rgba(255, 255, 255, 0.055);
}

.project-image {
    aspect-ratio: 16 / 10;
    background: rgba(0, 0, 0, 0.25);
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.project-body {
    padding: 0.85rem 0.9rem 0.9rem;
}

.project-desc {
    color: var(--text-soft);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.project-hidden {
    display: none;
}

/* Quote */
.quote {
    border-left: 2px solid var(--accent);
    padding-left: 0.85rem;
    color: var(--text-soft);
    font-style: italic;
}

/* Section spacing within responses */
.msg-body .section {
    margin-top: 1rem;
}

.msg-body .eyebrow {
    margin: 0 0 0.5rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.11em;
}

/* ─── Scoped overrides for narrower chat context ─── */
.msg-body .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.msg-body .project-image {
    aspect-ratio: 16 / 9;
}

.msg-body .project-body h3 {
    font-size: 0.95rem;
}

.msg-body .project-desc {
    font-size: 0.84rem;
    line-height: 1.55;
}

/* ─── Utility ─── */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

a:focus-visible,
button:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 2px;
}

/* ─── Responsive ─── */
@media (max-width: 860px) {
    .model-pill {
        display: none;
    }
}

@media (max-width: 640px) {
    .chat-form {
        border-radius: 22px;
        padding: 0.65rem 0.8rem 0.55rem;
    }

    .suggestion-grid {
        grid-template-columns: 1fr;
    }

    .chat-controls {
        align-items: flex-start;
    }

    .chat-welcome h1 {
        font-size: clamp(1.2rem, 5vw, 1.45rem);
    }

    .msg-body {
        max-width: 92%;
    }

    .msg--bot .msg-body {
        max-width: 100%;
    }

    .msg-body .grid-2,
    .msg-body .grid-3 {
        grid-template-columns: 1fr;
    }

    .kpi-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .chat-bottom {
        padding-bottom: 0.8rem;
    }

    .chat-shell:not(.has-messages) textarea {
        min-height: 60px;
    }

    .template-entry {
        flex-direction: column;
    }

    .template-thumb {
        width: 100%;
    }
}

@media (max-width: 420px) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }
}