/* ==========================================================================
   NGUYEN PHONG PHAM - MINIMALIST EDITORIAL PORTFOLIO (1:1 REPLICA)
   Typography: Cormorant Garamond (Serif) + Plus Jakarta Sans
   Palette: Warm Ivory Watercolor Canvas (#FAF8F4), Forest Charcoal (#1A3026)
   ========================================================================== */

:root {
    --bg-canvas: #ffffff;
    --bg-surface: #ffffff;
    --color-heading: #16241d;
    --color-text: #4a524e;
    --color-muted: #7b837e;
    --color-line: #eae8e3;
    --color-line-dark: #16241d;
    --color-accent: #2c4a3b;

    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Plus Jakarta Sans', -apple-system, sans-serif;

    --transition: 0.25s ease-out;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-canvas);
}

body {
    background-color: var(--bg-canvas);
    color: var(--color-text);
    font-family: var(--font-sans);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* Header Navigation */
.site-header {
    width: 100%;
    padding: 2.5rem 0 1.5rem;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo-link,
.brand-monogram {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    cursor: pointer;
    user-select: none;
    transition: opacity var(--transition);
}

.brand-logo-link:hover,
.brand-monogram:hover {
    opacity: 0.8;
}

.header-watercolor-logo {
    height: auto;
    width: auto;
    max-width: 240px;
    object-fit: contain;
    display: block;
    transition: transform var(--transition);
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-link {
    text-decoration: none;
    font-size: 0.95rem;
    color: var(--color-text);
    font-weight: 400;
    transition: color var(--transition);
}

.nav-link:hover {
    color: var(--color-heading);
}

/* Layout */
.main-layout {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 3rem 4rem;
}

/* Hero Section */
.hero-section {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3rem;
    align-items: center;
    min-height: 520px;
}

.hero-left {
    padding-top: 1.5rem;
}

.greeting-text {
    font-size: 1.05rem;
    color: var(--color-muted);
    display: block;
    margin-bottom: 0.6rem;
    font-weight: 400;
}

.person-name {
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 600;
    color: var(--color-heading);
    line-height: 1.05;
    letter-spacing: -1px;
    margin-bottom: 0.8rem;
}

.role-subtitle {
    font-size: 1.1rem;
    color: #4b6055;
    font-weight: 500;
    margin-bottom: 1.8rem;
    letter-spacing: -0.2px;
}

.summary-paragraph {
    font-size: 1rem;
    color: var(--color-text);
    line-height: 1.7;
    max-width: 420px;
    margin-bottom: 2.2rem;
}

.cta-wrapper {
    margin-top: 1rem;
}

.explore-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-heading);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border-bottom: 1px solid var(--color-heading);
    padding-bottom: 2px;
    transition: all var(--transition);
}

.explore-link:hover {
    gap: 12px;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.arrow-symbol {
    font-size: 1.1rem;
    transition: transform var(--transition);
}

.explore-link:hover .arrow-symbol {
    transform: translateX(4px);
}

/* Hero Right: Portrait */
.hero-right {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.portrait-wrapper {
    width: 100%;
    max-width: 440px;
    position: relative;
}

.portrait-img {
    width: 100%;
    height: auto;
    display: block;
    mix-blend-mode: multiply;
    filter: contrast(1.02);
}

/* Section Divider */
.section-divider {
    width: 100%;
    height: 1px;
    background-color: var(--color-line);
    margin: 4.5rem 0 3.5rem;
}

/* Three Column Section */
.three-col-section {
    display: grid;
    grid-template-columns: 1fr 1.35fr 1fr;
    gap: 4.5rem;
    margin-bottom: 5rem;
}

.content-col {
    display: flex;
    flex-direction: column;
}

.col-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 1.5rem;
}

.col-text {
    font-size: 0.92rem;
    color: var(--color-text);
    line-height: 1.75;
    max-width: 320px;
}

/* Experience & Work Table List */
.experience-list,
.work-list {
    display: flex;
    flex-direction: column;
}

.exp-row,
.work-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--color-line);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition);
}

.exp-row:first-child,
.work-row:first-child {
    border-top: 1px solid var(--color-line);
}

.exp-left {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.company-logo-wrap {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(26, 48, 38, 0.08);
    overflow: hidden;
    flex-shrink: 0;
}

.company-logo-img {
    width: 26px;
    height: 26px;
    object-fit: contain;
    display: block;
}

.exp-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.exp-role {
    font-size: 0.93rem;
    color: var(--color-heading);
    font-weight: 600;
    letter-spacing: -0.2px;
}

.exp-company-link {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 0.84rem;
    color: #4b6055;
    text-decoration: none;
    transition: color var(--transition);
}

.exp-company-link:hover {
    color: var(--color-heading);
    text-decoration: underline;
}

.exp-company-link svg {
    opacity: 0.7;
    transition: transform var(--transition);
}

.exp-company-link:hover svg {
    opacity: 1;
    transform: translate(1px, -1px);
}

.exp-company-text {
    font-size: 0.84rem;
    color: var(--color-muted);
    font-weight: 400;
}

.exp-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.2rem;
}

.exp-period {
    font-size: 0.84rem;
    color: var(--color-heading);
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}

.exp-tag {
    font-size: 0.72rem;
    color: #4b6055;
    background: rgba(26, 48, 38, 0.06);
    padding: 1px 6px;
    border-radius: 3px;
    font-weight: 500;
}

/* Contact Col */
.contact-actions-row {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-top: 1.8rem;
}

.circle-mail-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--color-line);
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-heading);
    text-decoration: none;
    transition: all var(--transition);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
    flex-shrink: 0;
}

.circle-mail-btn svg {
    width: 18px;
    height: 18px;
}

.circle-mail-btn:hover {
    border-color: var(--color-heading);
    background: var(--color-heading);
    color: #ffffff;
    transform: translateY(-2px);
}

.contact-links-group {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.social-text-link {
    font-size: 0.95rem;
    color: var(--color-heading);
    text-decoration: underline;
    text-underline-offset: 4px;
    font-weight: 500;
    transition: color var(--transition);
}

.social-text-link:hover {
    color: var(--color-accent);
}

.link-bullet {
    color: var(--color-muted);
}

/* Footer */
.site-footer {
    width: 100%;
    border-top: 1px solid var(--color-line);
    padding: 2.5rem 0;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright-text {
    font-size: 0.82rem;
    color: var(--color-muted);
}

.discreet-lock-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    color: var(--color-muted);
    font-size: 0.78rem;
    cursor: pointer;
    transition: color var(--transition);
}

.discreet-lock-btn:hover {
    color: var(--color-heading);
}

/* ==========================================================================
   VIEW 2: UNLOCKED PRIVATE STUDIO SUITE
   ========================================================================== */
.studio-layout {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2.5rem 3rem 4rem;
}

.studio-container {
    background: #ffffff;
    border: 1px solid var(--color-line);
    border-radius: 6px;
    padding: 2.5rem 3rem;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.04);
}

.studio-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-line);
    margin-bottom: 2rem;
}

.tag-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--color-accent);
    display: block;
    margin-bottom: 0.4rem;
}

.studio-heading {
    font-family: var(--font-serif);
    font-size: 2.4rem;
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 0.3rem;
}

.studio-subtext {
    font-size: 0.95rem;
    color: var(--color-muted);
}

.studio-actions-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.8rem;
}

.user-auth-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 3px 12px 3px 4px;
    background: #f7f9f8;
    border: 1px solid #e1e7e4;
    border-radius: 9999px;
    font-size: 0.82rem;
    color: var(--color-heading);
}

.user-avatar-circle {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-heading);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.user-email-text {
    font-weight: 500;
}

.hardware-status-row {
    display: flex;
    gap: 0.5rem;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    padding: 4px 10px;
    background: #f0f7f3;
    border: 1px solid #d2e7db;
    border-radius: 9999px;
    color: #1b5e37;
    font-weight: 500;
}

.live-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #10b981;
}

.btn-studio-logout {
    background: none;
    border: 1px solid var(--color-line);
    border-radius: 9999px;
    padding: 4px 12px;
    font-size: 0.8rem;
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition);
}

.btn-studio-logout:hover {
    border-color: #ef4444;
    color: #ef4444;
}

/* Tabs */
.studio-tabs-bar {
    display: flex;
    gap: 0.6rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--color-line);
    padding-bottom: 0.8rem;
    overflow-x: auto;
}

.tab-item {
    background: none;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 9999px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-muted);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.tab-item.active {
    background: var(--color-heading);
    color: #ffffff;
}

.studio-pane {
    display: none;
}

.studio-pane.active {
    display: block;
}

/* ==========================================================================
   STUDIO TAB 1: MULTI-PROJECT MANAGER
   ========================================================================== */
.projects-dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.8rem;
}

.projects-dashboard-header h3 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--color-heading);
}

.btn-new-project {
    background: var(--color-heading);
    color: #ffffff;
    border: none;
    border-radius: 9999px;
    padding: 0.5rem 1.2rem;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition);
}

.btn-new-project:hover {
    background: var(--color-accent);
}

.projects-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.8rem;
}

.project-suite-card {
    background: var(--bg-canvas);
    border: 1px solid var(--color-line);
    border-radius: 6px;
    padding: 1.8rem;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all var(--transition);
}

.project-suite-card:hover {
    border-color: var(--color-heading);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.04);
}

.project-suite-card.featured {
    border-color: var(--color-accent);
    background: #f7faf8;
}

.project-card-badge {
    position: absolute;
    top: 1.2rem;
    right: 1.2rem;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 3px 8px;
    border-radius: 3px;
    background: #e1efe6;
    color: var(--color-accent);
}

.project-card-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 1rem;
}

.project-icon {
    font-size: 1.8rem;
    line-height: 1;
}

.p-title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 0.2rem;
}

.p-category {
    font-size: 0.78rem;
    color: var(--color-muted);
}

.p-summary {
    font-size: 0.88rem;
    color: var(--color-text);
    line-height: 1.6;
    margin-bottom: 1.4rem;
}

.p-meta-status {
    margin-bottom: 1.4rem;
}

.p-progress-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: var(--color-muted);
    margin-bottom: 0.4rem;
}

.p-footer-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--color-line);
    padding-top: 1rem;
}

.engine-tag {
    font-size: 0.72rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-muted);
}

.btn-primary-action {
    background: var(--color-heading);
    color: #ffffff;
    border: none;
    border-radius: 9999px;
    padding: 0.5rem 1.2rem;
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background var(--transition);
}

.btn-primary-action:hover {
    background: var(--color-accent);
}

.btn-ghost-action {
    background: transparent;
    border: 1px solid var(--color-line);
    border-radius: 9999px;
    padding: 0.45rem 1.1rem;
    font-size: 0.82rem;
    color: var(--color-heading);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all var(--transition);
}

.btn-ghost-action:hover {
    border-color: var(--color-heading);
    background: #ffffff;
}

/* ==========================================================================
   STUDIO TAB 2: LOCAL AI MODELS HUB
   ========================================================================== */
.models-hub-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--color-line);
}

.models-hub-header h3 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--color-heading);
    margin-bottom: 0.2rem;
}

.muted-note {
    font-size: 0.82rem;
    color: var(--color-muted);
}

.hub-quick-buttons {
    display: flex;
    gap: 0.8rem;
}

.models-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 1.8rem;
}

.model-cat-box {
    background: var(--bg-canvas);
    border: 1px solid var(--color-line);
    border-radius: 4px;
    padding: 1.6rem;
}

.cat-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.2px;
    color: var(--color-accent);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--color-line);
    padding-bottom: 0.5rem;
}

.model-item-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.model-item-row:last-child {
    border-bottom: none;
}

.m-info {
    display: flex;
    flex-direction: column;
}

.m-info strong {
    font-size: 0.88rem;
    color: var(--color-heading);
}

.m-info span {
    font-size: 0.75rem;
    color: var(--color-muted);
}

.badge-status {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 9999px;
    white-space: nowrap;
}

.badge-status.online {
    background: #eef7ee;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.badge-status.standby {
    background: #f1f3f4;
    color: #5f6368;
    border: 1px solid #dadce0;
}

/* ==========================================================================
   STUDIO TAB 3: LOCAL LLM CHAT (QWEN 2.5)
   ========================================================================== */
.llm-chat-container {
    background: var(--bg-canvas);
    border: 1px solid var(--color-line);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    height: 520px;
}

.llm-chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-line);
    background: #ffffff;
}

.llm-model-picker {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--color-muted);
}

.llm-select {
    padding: 4px 8px;
    font-size: 0.82rem;
    border: 1px solid var(--color-line);
    border-radius: 4px;
    background: var(--bg-canvas);
    color: var(--color-heading);
}

.status-indicator-live {
    font-size: 0.78rem;
    color: #1b5e37;
    font-weight: 500;
}

.llm-messages-viewport {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.llm-msg {
    padding: 1rem 1.2rem;
    border-radius: 6px;
    max-width: 80%;
    font-size: 0.9rem;
    line-height: 1.6;
}

.llm-msg.assistant {
    align-self: flex-start;
    background: #ffffff;
    border: 1px solid var(--color-line);
}

.llm-msg.user {
    align-self: flex-end;
    background: var(--color-heading);
    color: #ffffff;
}

.sender-tag {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
    color: var(--color-accent);
}

.llm-msg.user .sender-tag {
    color: #a7f3d0;
}

.llm-input-bar {
    display: flex;
    gap: 0.8rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--color-line);
    background: #ffffff;
}

.llm-prompt-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-line);
    border-radius: 4px;
    font-size: 0.9rem;
    font-family: inherit;
}

.llm-prompt-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.btn-send-llm {
    background: var(--color-heading);
    color: #ffffff;
    border: none;
    border-radius: 4px;
    padding: 0 1.5rem;
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition);
}

.btn-send-llm:hover {
    background: var(--color-accent);
}

/* Episodes Grid */
.episodes-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.ep-item {
    border: 1px solid var(--color-line);
    border-radius: 4px;
    padding: 1.6rem;
    background: var(--bg-canvas);
}

.ep-item.in-progress {
    border: 2px solid var(--color-accent);
    background: #f4f8f5;
}

.ep-number {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--color-accent);
    display: block;
    margin-bottom: 0.4rem;
}

.ep-item h4 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 0.4rem;
}

.ep-specs {
    font-size: 0.85rem;
    color: var(--color-muted);
    margin-bottom: 1.2rem;
}

.status-chip {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 3px;
    margin-bottom: 1rem;
}

.chip-done {
    background: #eef7ee;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.chip-active {
    background: #fff8e1;
    color: #f57f17;
    border: 1px solid #ffe082;
}

.progress-track {
    width: 100%;
    height: 5px;
    background: #e0ded6;
    border-radius: 9999px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--color-accent);
}

.ep-btn-group {
    display: flex;
    gap: 0.5rem;
}

.btn-run-pipeline {
    background: var(--color-heading);
    color: #ffffff;
    border: none;
    border-radius: 9999px;
    padding: 0.5rem 1.2rem;
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
}

.btn-ghost-outline {
    background: transparent;
    border: 1px solid var(--color-line);
    border-radius: 9999px;
    padding: 0.5rem 1.2rem;
    font-size: 0.82rem;
    cursor: pointer;
}

/* Generator */
.generator-card {
    background: var(--bg-canvas);
    border: 1px solid var(--color-line);
    border-radius: 4px;
    padding: 2.2rem;
}

.field-group {
    margin-bottom: 1.6rem;
}

.field-group label {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--color-muted);
    margin-bottom: 0.6rem;
}

.input-select, .input-textarea, .auth-input {
    width: 100%;
    padding: 0.8rem 1rem;
    background: #ffffff;
    border: 1px solid var(--color-line);
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--color-heading);
}

.input-select:focus, .input-textarea:focus, .auth-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.keyframes-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.frame-preview-box {
    background: #ffffff;
    border: 1px dashed var(--color-line);
    border-radius: 4px;
    padding: 1.5rem;
    text-align: center;
}

.frame-lbl {
    font-size: 0.78rem;
    color: var(--color-muted);
    font-weight: 600;
}

.frame-canvas {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-muted);
    font-size: 0.9rem;
}

.generate-submit-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn-execute-render {
    background: var(--color-heading);
    color: #ffffff;
    border: none;
    border-radius: 9999px;
    padding: 0.75rem 1.8rem;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition);
}

.btn-execute-render:hover {
    background: var(--color-accent);
}

.render-estimate-text {
    font-size: 0.85rem;
    color: var(--color-muted);
}

/* Voice & Screening */
.voice-card {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.voice-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: var(--bg-canvas);
    border: 1px solid var(--color-line);
    border-radius: 4px;
}

.voice-row h4 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--color-heading);
    margin-bottom: 0.3rem;
}

.voice-row p {
    font-size: 0.85rem;
    color: var(--color-muted);
}

.screening-room {
    background: var(--bg-canvas);
    border: 1px solid var(--color-line);
    border-radius: 4px;
    padding: 2rem;
}

.video-screen {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #111315;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    margin-bottom: 1.2rem;
}

.play-symbol {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #ffffff;
    color: #111315;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    cursor: pointer;
}

.screen-title {
    font-size: 0.95rem;
}

.specs-footer {
    display: flex;
    gap: 1.5rem;
    font-size: 0.82rem;
    color: var(--color-muted);
}

/* ==========================================================================
   MODAL & TOAST
   ========================================================================== */
.auth-modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(17, 19, 21, 0.45);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.auth-modal-card {
    position: relative;
    width: 100%;
    max-width: 440px;
    background: #ffffff;
    border: 1px solid var(--color-line);
    border-radius: 4px;
    padding: 2.8rem;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
}

.modal-close-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 1.1rem;
    cursor: pointer;
    color: var(--color-muted);
}

.auth-tag {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--color-accent);
    display: block;
    margin-bottom: 0.3rem;
}

.auth-heading {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--color-heading);
    margin-bottom: 0.5rem;
}

.auth-desc {
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 1.8rem;
    line-height: 1.5;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.btn-google-sign {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 0.95rem;
    background: #ffffff;
    border: 1.5px solid #dadce0;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    color: #3c4043;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
    transition: all var(--transition);
}

.btn-google-sign:hover {
    background: #f8fafd;
    border-color: #4285f4;
    box-shadow: 0 4px 12px rgba(66, 133, 244, 0.12);
    transform: translateY(-1px);
}

.auth-footnote {
    margin-top: 1.4rem;
    font-size: 0.76rem;
    color: var(--color-muted);
    line-height: 1.4;
    text-align: center;
}

.toast-popup {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 0.85rem 1.5rem;
    background: var(--color-heading);
    color: #ffffff;
    font-size: 0.88rem;
    border-radius: 4px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    z-index: 2000;
}

.hidden {
    display: none !important;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-left {
        order: 2;
    }

    .hero-right {
        order: 1;
        justify-content: center;
    }

    .summary-paragraph {
        margin: 0 auto 2rem;
    }

    .three-col-section {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .portrait-wrapper {
        max-width: 320px;
    }
}