/* ===== RESET ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html { scroll-behavior: smooth; }

:root {
    --bg: #FFFFFF;
    --white: #FFFFFF;
    --text: #1E1F25;
    --text-light: #667085;
    --border: #E2E5EF;

    --r-card: 16px;
    --r-btn: 12px;
    --r-badge: 10px;
    --r-hero: 24px;
    --border-width: 1px;
    --border-subtle: rgba(74, 20, 140, 0.12);
    --border-subtle-dark: rgba(74, 20, 140, 0.2);

    --shadow-soft: 0 2px 8px rgba(74, 20, 140, 0.06), 0 1px 2px rgba(74, 20, 140, 0.04);
    --shadow-medium: 0 4px 16px rgba(74, 20, 140, 0.08), 0 2px 4px rgba(74, 20, 140, 0.04);
    --shadow-elevated: 0 10px 30px rgba(74, 20, 140, 0.1), 0 4px 12px rgba(74, 20, 140, 0.05);
    --shadow-card: var(--shadow-soft);
    --shadow-card-hover: var(--shadow-medium);

    --space-4: 4px;
    --space-8: 8px;
    --space-12: 12px;
    --space-16: 16px;
    --space-20: 20px;
    --space-24: 24px;
    --space-28: 28px;
    --space-32: 32px;
    --space-40: 40px;
    --space-48: 48px;

    --duration-fast: 150ms;
    --duration-normal: 250ms;
    --duration-slow: 400ms;
    --ease-out: cubic-bezier(0.33, 1, 0.68, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

    --leading-tight: 1.25;
    --leading-normal: 1.5;
    --leading-relaxed: 1.6;

    --primary: #4A148C;
    --primary-hover: #38006b;
    --primary-light: #7C43BD;
    --primary-50: #F3E5F5;
    --primary-100: #E1BEE7;
    --primary-200: #CE93D8;
    --primary-300: #9575CD;
    --primary-700: #4A148C;
    --primary-900: #1A0A2E;

    --accent-gold: #FFB300;
    --accent-gold-hover: #FFA000;
    --accent-gold-dark: #E6A200;
    --accent-gold-light: #FFF8E1;

    --hero-gradient-start: #1A0A2E;
    --hero-gradient-mid: #4A148C;
    --hero-gradient-end: #7C43BD;

    --cta-bg: #4A148C;
    --cta-text: #FFFFFF;
    --cta-hover: #38006b;

    --cta-hero-bg: #FFFFFF;
    --cta-hero-text: #4A148C;
    --cta-hero-hover-bg: #F3E5F5;
    --cta-hero-hover-text: #38006b;

    --green: #2E7D32;
    --green-dark: #1B5E20;
    --error: #C62828;
    --warning: #E65100;
    --bg-subtle: #FAF8FE;

    --icon-size-sm: 16px;
    --icon-size-md: 20px;
    --icon-size-lg: 24px;

    --surface-0: #F6F7FB;
    --surface-1: #FFFFFF;
    --surface-2: #F8F9FC;
    --surface-3: #EEF1F7;

    --output-bg: #1A0A2E;
    --output-text: rgba(255, 255, 255, 0.92);

    --shadow-soft: 0 2px 8px rgba(16, 24, 40, 0.04), 0 1px 2px rgba(16, 24, 40, 0.03);
    --shadow-medium: 0 8px 24px rgba(16, 24, 40, 0.06), 0 2px 6px rgba(16, 24, 40, 0.04);
    --shadow-elevated: 0 16px 36px rgba(16, 24, 40, 0.1), 0 6px 12px rgba(16, 24, 40, 0.06);
}

/* ===== LUCIDE IKONOS ===== */
.icon {
    display: inline-block;
    width: var(--icon-size-md);
    height: var(--icon-size-md);
    stroke: currentColor;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
    vertical-align: middle;
    flex-shrink: 0;
}
.icon--sm { width: var(--icon-size-sm); height: var(--icon-size-sm); }
.icon--md { width: var(--icon-size-md); height: var(--icon-size-md); }
.icon--lg { width: var(--icon-size-lg); height: var(--icon-size-lg); }
.icon-wrap {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
}

/* ===== SKIP LINK ===== */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 9999;
    padding: 14px 24px;
    background: var(--primary);
    color: #FFFFFF;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    border-radius: 0 0 var(--r-btn) 0;
    transition: left 0.2s ease;
}
.skip-link:focus {
    left: 0;
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

/* ===== BODY ===== */
body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--surface-0);
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
    padding-top: 84px;
}

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 32px var(--space-24);
}

/* ===== TOP NAV ===== */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 2000;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    background: linear-gradient(180deg, rgba(39, 13, 72, 0.94) 0%, rgba(30, 8, 58, 0.92) 100%);
    border-bottom: 1px solid rgba(124, 67, 189, 0.4);
}

.top-nav-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.top-nav-brand {
    color: #FFFFFF;
    text-decoration: none;
    font-weight: 700;
    white-space: nowrap;
    margin-right: auto;
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.top-nav-brand-text-short {
    display: none;
}

.top-nav-brand .icon {
    color: var(--accent-gold);
}

.top-nav-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}

.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px;
    border-radius: 10px;
    border: 1px solid rgba(206, 147, 216, 0.3);
    background: rgba(255, 255, 255, 0.06);
}

.lang-btn {
    border: 0;
    background: transparent;
    color: #FFFFFF;
    border-radius: 8px;
    min-height: 36px;
    min-width: 36px;
    padding: 0 10px;
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.04em;
    cursor: pointer;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.lang-btn:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

.lang-btn.is-active {
    background: rgba(255, 255, 255, 0.2);
}

.top-nav-icon-btn,
.top-nav-copy-btn {
    border: 1px solid rgba(206, 147, 216, 0.3);
    background: rgba(255, 255, 255, 0.06);
    color: #FFFFFF;
    border-radius: 10px;
    cursor: pointer;
    min-height: 44px;
    font-family: 'Inter', sans-serif;
    transition: background var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out);
}

.top-nav-icon-btn:hover,
.top-nav-copy-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(206, 147, 216, 0.5);
}

.top-nav-icon-btn {
    width: 44px;
    min-width: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.top-nav-copy-btn {
    padding: 0 14px;
    font-weight: 700;
    font-size: 13px;
}

/* ===== HEADER / HERO ===== */
.header {
    position: relative;
    background:
        radial-gradient(ellipse 88% 65% at 100% 0%, rgba(124, 67, 189, 0.27) 0%, transparent 62%),
        linear-gradient(165deg, #F5EDFF 0%, #E9DCFF 100%);
    color: var(--text);
    padding: 36px 48px;
    border-radius: var(--r-hero);
    margin-bottom: var(--space-24);
    border: 1px solid #E7EAF2;
    box-shadow: var(--shadow-medium);
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 100% 80% at 100% 100%, rgba(74, 20, 140, 0.12) 0%, transparent 55%);
    pointer-events: none;
    z-index: 0;
}

.header::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: none;
    pointer-events: none;
    z-index: 0;
    mix-blend-mode: overlay;
}

.header .header-badges,
.header h1,
.header p,
.header .header-cta,
.header .header-steps {
    position: relative;
    z-index: 1;
}

.header-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-12);
    margin-bottom: var(--space-16);
}

.badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.86);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 6px 14px;
    min-height: 32px;
    border-radius: var(--r-badge);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 1px solid #E2E5EF;
    box-shadow: 0 4px 10px rgba(16, 24, 40, 0.06);
    transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}
.badge:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}
.badge-spinoff {
    border: 1px solid rgba(255, 179, 0, 0.45);
    color: #8A5A00;
}

.header-badges a.badge {
    position: relative;
    z-index: 2;
    min-width: 44px;
    color: inherit;
    text-decoration: none;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.86);
}
.header-badges a.badge:hover,
.header-badges a.badge:focus-visible {
    background: #F7F8FC;
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.header h1 {
    font-size: 38px;
    font-weight: 800;
    line-height: var(--leading-tight);
    margin-bottom: var(--space-12);
    letter-spacing: -0.02em;
    max-width: 20ch;
}

.header p {
    font-size: 17px;
    line-height: 1.5;
    opacity: 1;
    font-weight: 500;
    margin-bottom: var(--space-8);
    max-width: 48ch;
}

/* Hero process steps */
.header-steps {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-12);
    margin-bottom: var(--space-24);
    position: relative;
    z-index: 1;
}

.header-step {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid #DFE4EE;
    background: rgba(255, 255, 255, 0.78);
    color: #5B6473;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    min-height: 44px;
    transition: background var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out), color var(--duration-normal) var(--ease-out);
}

.header-step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #E2D0FF;
    color: #565F6E;
    font-size: 12px;
    font-weight: 800;
}

.header-step.is-active {
    background: #FFFFFF;
    color: var(--primary);
    border-color: #C9D2E3;
    box-shadow: 0 6px 14px rgba(16, 24, 40, 0.08);
}

.header-step.is-active .header-step-num {
    background: var(--primary);
    color: white;
}

.header-step:hover:not(.is-active) {
    background: #F4F6FB;
    color: #3A4354;
}

.header-step:focus-visible {
    outline: 2px solid white;
    outline-offset: 2px;
}

.header-steps li::after {
    content: '›';
    margin-left: var(--space-8);
    opacity: 0.5;
    font-size: 16px;
    color: #A5AFBF;
}

.header-steps li:last-child::after {
    content: '';
}

.header-cta {
    margin-top: var(--space-16);
    padding-top: var(--space-12);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-12);
}

/* Hero outline CTA */
.cta-button-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-12);
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.9);
    padding: 16px 24px;
    min-height: 48px;
    border-radius: var(--r-btn);
    border: 1px solid rgba(255, 255, 255, 0.25);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.cta-button-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-1px);
}

.cta-button-outline:focus-visible {
    outline: 3px solid white;
    outline-offset: 2px;
}

/* ===== CTA BUTTONS ===== */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-12);
    background: var(--cta-bg);
    color: var(--cta-text);
    padding: 20px var(--space-32);
    min-height: 44px;
    min-width: 44px;
    border-radius: var(--r-btn);
    border: none;
    font-size: 17px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    box-shadow: var(--shadow-card);
    outline: none;
}

.header .header-cta .cta-button {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    color: #FFFFFF;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(255, 255, 255, 0.08) inset;
    border: none;
    min-height: 48px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 800;
    transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), filter var(--duration-normal) var(--ease-out);
}
.header .header-cta .cta-button:hover {
    transform: translateY(-2px);
    filter: brightness(1.06);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2), 0 0 28px rgba(124, 67, 189, 0.28);
}
.header .header-cta .cta-button:active {
    transform: translateY(0) scale(0.99);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.header .header-cta .cta-button:focus-visible {
    outline: 3px solid var(--white);
    outline-offset: 2px;
}

.header .header-cta .cta-button-outline {
    background: #FFFFFF;
    color: #5A3B87;
    padding: 14px 20px;
    min-height: 44px;
    border: 1px solid #E0D7F1;
    box-shadow: 0 4px 12px rgba(16, 24, 40, 0.05);
}

.header .header-cta .cta-button-outline:hover {
    background: #F7F3FF;
    color: #46276D;
    border-color: #CCBDE8;
    transform: translateY(0);
}

.header-cta-meta {
    flex-basis: 100%;
    margin: 2px 0 0;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
    color: #6B7382;
}

.cta-button:hover {
    background: var(--cta-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-card-hover);
}
.cta-button:active { transform: translateY(0); }
.cta-button:focus-visible {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

/* ===== MODE SWITCHER ===== */
.ops-center {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-card);
    padding: var(--space-32);
    margin-bottom: var(--space-24);
    box-shadow: var(--shadow-medium);
}

.ops-center-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-16);
    margin-bottom: var(--space-24);
}

.ops-center-header-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mode-tabs {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--surface-2);
    border-radius: var(--r-btn);
    margin-bottom: var(--space-24);
}

.mode-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-12) var(--space-16);
    min-height: 44px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: calc(var(--r-btn) - 2px);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-light);
    transition: all var(--duration-normal) var(--ease-out);
}

.mode-tab:hover {
    background: rgba(74, 20, 140, 0.06);
    color: var(--primary);
}

.mode-tab:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.mode-tab.is-active {
    background: var(--primary);
    color: #FFFFFF;
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(74, 20, 140, 0.3);
}

.mode-tab-label {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.mode-tab-desc {
    font-size: 11px;
    font-weight: 500;
    opacity: 0.8;
}

.mode-tab.is-active .mode-tab-desc {
    opacity: 0.9;
}

/* ===== DEPTH SELECTOR ===== */
.depth-bar {
    display: flex;
    align-items: center;
    gap: var(--space-12);
    margin-bottom: var(--space-24);
    padding: var(--space-12) var(--space-16);
    background: var(--primary-50);
    border: 1px solid rgba(74, 20, 140, 0.12);
    border-radius: var(--r-btn);
}

.depth-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    white-space: nowrap;
}

.depth-options {
    display: flex;
    gap: var(--space-8);
    flex: 1;
}

.depth-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    min-height: 44px;
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: 999px;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-light);
    transition: all var(--duration-normal) var(--ease-out);
}

.depth-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-50);
}

.depth-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.depth-btn.is-active {
    background: var(--primary);
    color: #FFFFFF;
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(74, 20, 140, 0.25);
}

/* ===== OPERATIONS LAYOUT (form + output) ===== */
.ops-layout {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 32px;
    position: relative;
}

.ops-layout::after {
    content: '';
    position: absolute;
    top: 4px;
    bottom: 4px;
    left: calc(58.333% + 16px);
    width: 1px;
    background: #E6EAF3;
    box-shadow: 6px 0 16px rgba(16, 24, 40, 0.05);
    pointer-events: none;
}

/* ===== DYNAMIC FORM ===== */
.ops-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-20);
}

.ops-form-section {
    background: var(--surface-1);
    padding: var(--space-24);
    border-radius: var(--r-card);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-soft);
    transition: border-color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}

.ops-form-section:focus-within {
    border-color: rgba(74, 20, 140, 0.25);
    box-shadow: var(--shadow-medium);
}

.ops-form-section-title {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--space-16);
}

.ops-form-section-title .icon {
    color: var(--primary-light);
}

.ops-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
}

.ops-form-grid .field-full {
    grid-column: 1 / -1;
}

/* ===== FORM FIELDS ===== */
.field-label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.01em;
    margin-bottom: 6px;
}

.field-input,
.field-select,
.field-textarea {
    width: 100%;
    padding: 14px 18px;
    min-height: 44px;
    background: #FFFFFF;
    border: 1px solid #E2E5EF;
    border-radius: var(--r-btn);
    font-size: 16px;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    color: var(--text);
    outline: none;
    transition: background var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}
.field-input:focus,
.field-select:focus,
.field-textarea:focus {
    background: var(--white);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(74, 20, 140, 0.16);
}
.field-input::placeholder,
.field-textarea::placeholder {
    color: #9AA3B2;
    font-weight: 400;
}

.field-help {
    font-size: 12px;
    font-weight: 500;
    color: #5F697E;
    margin-top: 6px;
    line-height: 1.4;
    opacity: 1;
}

.field-select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235C4D6E' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.field-textarea {
    resize: none;
    min-height: 80px;
}

/* ===== OUTPUT PANEL ===== */
.ops-sidebar {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: var(--space-16);
}

.ops-output {
    background: var(--output-bg);
    border-radius: var(--r-card);
    padding: var(--space-32);
    color: white;
    box-shadow: 0 16px 36px rgba(26, 10, 46, 0.24);
    position: relative;
    overflow: hidden;
}

.ops-output::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(124, 67, 189, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.ops-output-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: var(--space-20);
    gap: 10px;
}

.ops-output-badge {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}
.ops-output-badge .pulse {
    width: 8px;
    height: 8px;
    background: var(--accent-gold);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
.ops-output-badge span {
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: rgba(255, 255, 255, 0.6);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.ops-output-depth {
    font-size: 11px;
    font-weight: 700;
    background: rgba(255, 183, 0, 0.2);
    color: var(--accent-gold);
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(255, 183, 0, 0.3);
}

.ops-output-copy {
    padding: 10px;
    min-width: 44px;
    min-height: 44px;
    background: rgba(255, 255, 255, 0.08);
    border: none;
    border-radius: var(--r-btn);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--duration-normal) var(--ease-out);
}
.ops-output-copy:hover {
    background: rgba(255, 255, 255, 0.16);
}
.ops-output-copy:focus-visible {
    outline: 2px solid white;
    outline-offset: 2px;
}

.ops-output-text {
    min-height: 180px;
    font-size: 15px;
    line-height: var(--leading-relaxed);
    font-weight: 500;
    color: var(--output-text);
    word-break: break-word;
    transition: opacity 220ms ease, transform 220ms ease;
}

textarea.ops-output-text {
    display: block;
    width: 100%;
    resize: vertical;
    font-family: inherit;
    padding: var(--space-16);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    background: rgba(0, 0, 0, 0.15);
}

.ops-output-text.is-refreshing {
    animation: outputFade 260ms ease;
}

.gen-value {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.25);
    text-underline-offset: 3px;
}

.gen-key {
    color: var(--accent-gold);
    font-weight: 700;
}

@keyframes outputFade {
    from { opacity: 0.55; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.ops-output-footer {
    margin-top: var(--space-24);
    padding-top: var(--space-20);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.ops-output-footer p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.78);
    margin-bottom: var(--space-12);
    font-weight: 500;
}

.ops-output-chars {
    color: rgba(255, 255, 255, 0.85) !important;
}

.ops-output-cta {
    width: 100%;
    padding: 18px var(--space-24);
    min-height: 52px;
    background: white;
    color: var(--primary);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--r-btn);
    font-size: 15px;
    font-weight: 900;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-12);
    background-image: linear-gradient(180deg, #FFFFFF 0%, #F4EEFF 100%);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.22), 0 0 24px rgba(124, 67, 189, 0.12);
    transition: background var(--duration-normal) var(--ease-out), transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}
.ops-output-cta .icon {
    color: var(--primary-hover);
    transition: transform var(--duration-fast) var(--ease-out), color var(--duration-normal) var(--ease-out);
}
.ops-output-cta:hover {
    background: linear-gradient(180deg, #FFFFFF 0%, #EFE6FF 100%);
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24), 0 0 28px rgba(124, 67, 189, 0.16);
}
.ops-output-cta:hover .icon {
    transform: translateX(2px);
}
.ops-output-cta:active {
    transform: translateY(0) scale(0.98);
}
.ops-output-cta:focus-visible {
    outline: 3px solid white;
    outline-offset: 2px;
}

.ops-tool-launchers {
    margin-top: var(--space-16);
    padding-top: var(--space-12);
    border-top: 1px dashed rgba(255, 255, 255, 0.2);
}

.ops-tool-launchers-label {
    margin-bottom: var(--space-8);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.68) !important;
}

.ops-tool-launchers-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-8);
}

.ops-tool-btn {
    min-height: 44px;
    padding: 10px 8px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.95);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    transition: background var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out), transform var(--duration-fast) var(--ease-out);
}

.ops-tool-btn:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.38);
    transform: translateY(-1px);
}

.ops-tool-btn:active {
    transform: translateY(0);
}

.ops-tool-btn:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

/* ===== SESSIONS PANEL ===== */
.ops-sessions {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-card);
    padding: var(--space-16);
    box-shadow: var(--shadow-soft);
}

.ops-sessions-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-8);
    margin-bottom: var(--space-10);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid #ECEFF5;
}

.ops-sessions-title {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.ops-sessions-actions {
    display: flex;
    gap: var(--space-8);
}

.session-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    min-height: 44px;
    background: #F8F9FC;
    border: 1px solid #E2E5EF;
    border-radius: var(--r-btn);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    transition: all var(--duration-normal) var(--ease-out);
}

.session-btn:hover {
    background: var(--primary-50);
    border-color: var(--primary);
}

.session-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.session-btn--danger {
    color: var(--error);
}
.session-btn--danger:hover {
    background: #FEF2F2;
    border-color: var(--error);
    box-shadow: 0 6px 16px rgba(198, 40, 40, 0.25);
}

.session-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.session-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-12) var(--space-16);
    background: #FFFFFF;
    border: 1px solid #E2E5EF;
    border-radius: var(--r-btn);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
}

.session-item:hover {
    background: var(--primary-50);
    border-color: rgba(74, 20, 140, 0.2);
}

.session-item:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-color: var(--primary);
}

.session-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.session-item-mode {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary);
}

.session-item-date {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-light);
}

.session-item-load {
    font-size: 11px;
    font-weight: 700;
    color: var(--primary);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.session-item:hover .session-item-load {
    opacity: 1;
}

.sessions-empty {
    font-size: 13px;
    color: #2F3746;
    text-align: center;
    padding: var(--space-16) var(--space-12);
    font-style: normal;
    background: #F8F9FC;
    border: 1px dashed #DFE4EE;
    border-radius: var(--r-btn);
}

.sessions-empty-icon {
    display: inline-flex;
    margin-right: 6px;
    color: #98A2B3;
}

/* ===== PILL / BADGE SYSTEM ===== */
.pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 5px 10px;
    border-radius: 999px;
    white-space: nowrap;
    line-height: 1;
}

.pill--info {
    background: var(--surface-2);
    color: var(--primary);
}

.pill--warning {
    background: #FFF3E0;
    color: #E65100;
}

.pill--success {
    background: #E8F5E9;
    color: #1B5E20;
}

.pill--premium {
    background: rgba(255, 179, 0, 0.15);
    color: #E6A200;
    border: 1px solid rgba(255, 179, 0, 0.3);
}

[data-theme="dark"] .pill--warning { background: rgba(255, 243, 224, 0.12); color: #FFB74D; }
[data-theme="dark"] .pill--success { background: rgba(232, 245, 233, 0.1); color: #81C784; }
[data-theme="dark"] .pill--premium { background: rgba(255, 179, 0, 0.12); color: #FFD54F; border-color: rgba(255, 179, 0, 0.2); }

/* ===== STEP BADGE ===== */
.step-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-size: 14px;
    font-weight: 800;
    line-height: 1;
    flex-shrink: 0;
}

/* ===== COLLAPSIBLE SYSTEM ===== */
.collapsible-heading {
    margin: 0;
}

.collapsible-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.015em;
}

.collapsible-value {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-light);
    line-height: 1.35;
}

.collapsible-toggle {
    width: 100%;
    padding: var(--space-24) var(--space-32);
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-card);
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    grid-template-areas:
        "badge title count chevron"
        ". value value value";
    gap: 6px var(--space-16);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    text-align: left;
    transition: box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out);
}

.collapsible-toggle:hover {
    box-shadow: var(--shadow-medium);
    border-color: rgba(74, 20, 140, 0.2);
}

.collapsible-toggle:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.collapsible-toggle .collapsible-title {
    grid-area: title;
    align-self: center;
}

.collapsible-toggle .collapsible-value {
    grid-area: value;
}

.collapsible-count {
    grid-area: count;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    background: var(--surface-2);
    padding: 4px 12px;
    border-radius: 999px;
    align-self: center;
}

.collapsible-chevron {
    grid-area: chevron;
    font-size: 20px;
    color: var(--text-light);
    transition: transform var(--duration-normal) var(--ease-out);
    align-self: center;
}

/* ===== LIBRARY ===== */
.library-section {
    margin-bottom: var(--space-24);
}

.library-section .collapsible-toggle {
    margin-bottom: var(--space-24);
}

.library-body[hidden] {
    display: none;
}

.library-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-16);
}

.library-card {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-card);
    padding: var(--space-24);
    transition: border-color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), transform var(--duration-fast) var(--ease-out);
}

.library-card:hover {
    border-color: rgba(74, 20, 140, 0.2);
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

.library-card-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.library-card-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: var(--r-btn);
    background: var(--primary-50);
    display: flex;
    align-items: center;
    justify-content: center;
}
.library-card-icon .icon {
    color: var(--primary);
}

.library-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 2px;
}

.library-card-desc {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 500;
}

.library-card-prompt {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    line-height: 1.55;
    color: var(--text-light);
    background: var(--surface-0);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-btn);
    padding: var(--space-12) var(--space-16);
    margin-bottom: var(--space-12);
    white-space: pre-wrap;
    max-height: 120px;
    overflow-y: auto;
}

.library-card-actions {
    display: flex;
    gap: var(--space-8);
}

.library-card-hint {
    margin-top: var(--space-8);
    font-size: 11px;
    color: var(--text-light);
    line-height: 1.35;
}

.library-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    min-height: 44px;
    background: var(--surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-btn);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    transition: all var(--duration-normal) var(--ease-out);
}

.library-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.library-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.library-btn--primary {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}
.library-btn--primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

/* ===== RULES SECTION ===== */
.rules-section {
    margin-bottom: var(--space-24);
}

.rules-section .collapsible-toggle {
    margin-bottom: var(--space-24);
}

.rules-body[hidden] {
    display: none;
}

.rules-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.rules-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-12);
    padding: var(--space-16) var(--space-20);
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--primary);
    border-radius: var(--r-btn);
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    line-height: 1.5;
}

.rules-item .icon {
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ===== COMMUNITY ===== */
.community {
    margin-top: var(--space-32);
    padding: var(--space-24) var(--space-32);
    background: linear-gradient(135deg, var(--primary-50), var(--accent-gold-light));
    border: var(--border-width) solid var(--border-subtle);
    border-radius: var(--r-card);
    text-align: center;
    box-shadow: var(--shadow-card);
}
.community h2 {
    font-size: 22px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 14px;
    line-height: 1.3;
    letter-spacing: -0.015em;
}
.community-cta-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--primary);
    color: var(--white);
    padding: 20px 32px;
    min-height: 48px;
    border-radius: var(--r-btn);
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
    box-shadow: 0 6px 16px rgba(74, 20, 140, 0.2);
}
.community-cta-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(74, 20, 140, 0.25);
}
.community-cta-primary:focus-visible {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}
.community-cta-secondary {
    display: inline-flex;
    align-items: center;
    margin-top: 16px;
    padding: 12px 20px;
    border: 2px solid var(--primary);
    border-radius: var(--r-btn);
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    background: transparent;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.community-cta-secondary:hover {
    background: var(--primary-50);
    color: var(--primary-hover);
    border-color: var(--primary-hover);
}
.community-cta-secondary:focus-visible {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

/* ===== FOOTER ===== */
.footer {
    margin-top: var(--space-32);
    padding: var(--space-32);
    background: var(--surface-1);
    border: var(--border-width) solid var(--border-subtle);
    border-radius: var(--r-card);
    text-align: center;
    box-shadow: var(--shadow-card);
}
.footer h3 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 14px;
    color: var(--text);
    letter-spacing: -0.015em;
}
.footer p {
    font-size: 17px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}
.footer-product-link { margin-bottom: 24px; }
.footer-product-link a {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
    text-underline-offset: 3px;
    transition: color var(--duration-fast) var(--ease-out);
}
.footer-product-link a:hover,
.footer-product-link a:focus-visible {
    text-decoration: underline;
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.tags {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}
.tag {
    padding: 10px 18px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-50);
    border: var(--border-width) solid var(--border-subtle);
    border-radius: var(--r-badge);
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
}
.copyright {
    margin-top: var(--space-32);
    padding-top: var(--space-24);
    border-top: var(--border-width) solid var(--border-subtle);
}
.copyright p {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
    font-weight: 500;
}
.copyright a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
}
.copyright a:hover { color: var(--primary-hover); }
.copyright a:focus-visible {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

/* ===== TOAST ===== */
.toast {
    position: fixed;
    bottom: var(--space-32);
    right: var(--space-32);
    background: var(--surface-1);
    border: var(--border-width) solid rgba(46, 125, 50, 0.4);
    color: var(--text);
    padding: var(--space-20) var(--space-24);
    border-radius: var(--r-btn);
    font-size: 16px;
    font-weight: 700;
    opacity: 0;
    transform: translateY(12px) scale(0.98);
    transition: transform 0.35s var(--ease-out), opacity 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}
.toast.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}
.toast-icon {
    width: 32px;
    height: 32px;
    background: var(--green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.toast-icon .icon { color: white; }

.toast-progress {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 3px;
    width: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent-gold));
    transform-origin: left;
}

@keyframes toastProgress {
    from { transform: scaleX(1); }
    to { transform: scaleX(0); }
}

/* ===== UTILITIES ===== */
.hidden {
    position: absolute;
    left: -9999px;
    opacity: 0;
}

/* ===== DARK THEME ===== */
[data-theme="dark"] {
    --bg: #271844;
    --white: #1A0A2E;
    --text: #E8E0F0;
    --text-light: #A892C0;
    --border-subtle: rgba(206, 147, 216, 0.15);
    --border-subtle-dark: rgba(206, 147, 216, 0.25);
    --bg-subtle: #1A0A2E;

    --primary-50: rgba(74, 20, 140, 0.2);
    --primary-100: rgba(74, 20, 140, 0.3);
    --accent-gold-light: rgba(255, 179, 0, 0.08);

    --shadow-soft: 0 2px 16px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 10px 26px rgba(0, 0, 0, 0.35);

    --surface-0: #090013;
    --surface-1: #1E0E34;
    --surface-2: #271844;
    --surface-3: #3F2668;

    --output-bg: #0D0018;
}

[data-theme="dark"] .top-nav {
    background: rgba(13, 0, 24, 0.82);
    border-bottom-color: rgba(124, 67, 189, 0.25);
}

[data-theme="dark"] .top-nav-brand {
    color: #FFFFFF;
}

[data-theme="dark"] .top-nav-icon-btn,
[data-theme="dark"] .top-nav-copy-btn {
    border-color: rgba(206, 147, 216, 0.3);
    background: rgba(255, 255, 255, 0.06);
    color: #FFFFFF;
}

[data-theme="dark"] .lang-switcher {
    border-color: rgba(206, 147, 216, 0.3);
    background: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .top-nav-icon-btn:hover,
[data-theme="dark"] .top-nav-copy-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(206, 147, 216, 0.5);
}

[data-theme="dark"] .header {
    background:
        radial-gradient(ellipse 80% 60% at 50% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        linear-gradient(165deg, var(--hero-gradient-start) 0%, var(--hero-gradient-mid) 45%, var(--hero-gradient-end) 100%);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-elevated), 0 0 60px rgba(74, 20, 140, 0.15);
}

[data-theme="dark"] .header::before {
    background: radial-gradient(ellipse 100% 80% at 100% 100%, rgba(0, 0, 0, 0.18) 0%, transparent 55%);
}

[data-theme="dark"] .header::after {
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
}

[data-theme="dark"] .badge {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .badge-spinoff {
    border-color: rgba(255, 183, 0, 0.5);
    color: var(--accent-gold);
}

[data-theme="dark"] .header-badges a.badge {
    background: rgba(255, 255, 255, 0.12);
}

[data-theme="dark"] .header-badges a.badge:hover,
[data-theme="dark"] .header-badges a.badge:focus-visible {
    background: rgba(255, 255, 255, 0.22);
    outline-color: white;
}

[data-theme="dark"] .header p {
    opacity: 0.92;
}

[data-theme="dark"] .header-step {
    border-color: rgba(255, 255, 255, 0.25);
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
}

[data-theme="dark"] .header-step-num {
    background: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .header-step.is-active {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] .header-step:hover:not(.is-active) {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

[data-theme="dark"] .header-steps li::after {
    color: rgba(255, 255, 255, 0.5);
}

[data-theme="dark"] .header .header-cta .cta-button-outline {
    background: rgba(255, 255, 255, 0.02);
    color: rgba(255, 255, 255, 0.78);
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow: none;
}

[data-theme="dark"] .header .header-cta .cta-button-outline:hover {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.92);
    border-color: rgba(255, 255, 255, 0.28);
}

[data-theme="dark"] .header-cta-meta {
    color: rgba(255, 255, 255, 0.84);
}

[data-theme="dark"] .ops-output {
    border: 1px solid rgba(206, 147, 216, 0.15);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 8px 24px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .ops-layout::after {
    background: rgba(206, 147, 216, 0.2);
    box-shadow: 6px 0 16px rgba(0, 0, 0, 0.22);
}

[data-theme="dark"] .community {
    background: linear-gradient(135deg, var(--surface-2), rgba(255, 179, 0, 0.06));
    border-color: var(--border-subtle);
}

[data-theme="dark"] .community-cta-primary {
    background: var(--primary-light);
    box-shadow: 0 6px 16px rgba(74, 20, 140, 0.3);
}
[data-theme="dark"] .community-cta-primary:hover {
    background: var(--primary);
}

[data-theme="dark"] .community-cta-secondary {
    border-color: var(--primary-light);
    color: var(--primary-200);
}
[data-theme="dark"] .community-cta-secondary:hover {
    background: var(--surface-2);
    border-color: var(--primary-200);
    color: var(--text);
}

[data-theme="dark"] .header .header-cta .cta-button {
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35), 0 0 28px rgba(124, 67, 189, 0.32);
}

[data-theme="dark"] .footer {
    background: var(--surface-1);
    border-color: var(--border-subtle);
}

[data-theme="dark"] .tag {
    background: var(--surface-2);
    border-color: var(--border-subtle);
    color: var(--primary-200);
}

[data-theme="dark"] .toast {
    background: var(--surface-2);
    border-color: rgba(46, 125, 50, 0.3);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .ops-form-section {
    background: var(--surface-1);
    border-color: var(--border-subtle);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 8px 24px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .ops-sessions {
    background: var(--surface-1);
    border-color: var(--border-subtle);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 8px 24px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .session-item {
    background: var(--surface-2);
    border-color: var(--border-subtle);
}
[data-theme="dark"] .session-item:hover {
    background: var(--surface-3);
}

[data-theme="dark"] .session-btn--danger:hover {
    background: rgba(198, 40, 40, 0.18);
    border-color: rgba(239, 83, 80, 0.9);
}

[data-theme="dark"] .field-input,
[data-theme="dark"] .field-select,
[data-theme="dark"] .field-textarea {
    background: var(--surface-2);
    border-color: var(--border-subtle);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.04);
}
[data-theme="dark"] .field-input:focus,
[data-theme="dark"] .field-select:focus,
[data-theme="dark"] .field-textarea:focus {
    background: #312053;
}

[data-theme="dark"] .ops-output-footer p {
    color: rgba(255, 255, 255, 0.78);
}

[data-theme="dark"] .ops-output-cta {
    background: #ffffff;
    color: var(--primary);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}
[data-theme="dark"] .sessions-empty {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(206, 147, 216, 0.28);
    color: rgba(232, 224, 240, 0.8);
}
[data-theme="dark"] .sessions-empty-icon {
    color: rgba(206, 147, 216, 0.8);
}
[data-theme="dark"] .ops-output-cta .icon {
    color: #2f0b58;
}

[data-theme="dark"] .library-card {
    background: var(--surface-1);
    border-color: var(--border-subtle);
}
[data-theme="dark"] .library-card:hover {
    border-color: var(--border-subtle-dark);
}

[data-theme="dark"] .library-card-prompt {
    background: var(--surface-0);
    border-color: var(--border-subtle);
    color: var(--text-light);
}

[data-theme="dark"] .rules-item {
    background: var(--surface-1);
    border-color: var(--border-subtle);
    border-left-color: var(--primary-light);
}

[data-theme="dark"] .depth-bar {
    background: var(--surface-2);
    border-color: var(--border-subtle);
}

[data-theme="dark"] .depth-btn {
    background: var(--surface-1);
    border-color: var(--border-subtle);
    color: var(--text-light);
}
[data-theme="dark"] .depth-btn:hover {
    background: var(--surface-2);
    border-color: var(--primary-light);
    color: var(--primary-200);
}

[data-theme="dark"] .mode-tabs {
    background: var(--surface-2);
}

[data-theme="dark"] .mode-tab {
    color: var(--text-light);
}
[data-theme="dark"] .mode-tab:hover {
    background: rgba(124, 67, 189, 0.15);
    color: var(--primary-200);
}

[data-theme="dark"] .collapsible-toggle {
    background: var(--surface-1);
    border-color: var(--border-subtle);
}
[data-theme="dark"] .collapsible-toggle:hover {
    border-color: var(--border-subtle-dark);
}

[data-theme="dark"] .collapsible-count {
    background: var(--surface-2);
    color: var(--primary-200);
}

[data-theme="dark"] .copyright {
    border-top-color: var(--border-subtle);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    body { padding-top: 74px; font-size: 16px; }
    .container { padding: 24px 16px; }
    .top-nav-inner { padding: 10px 16px; gap: 10px; }
    .top-nav-brand { font-size: 14px; min-width: 0; }
    .top-nav-brand-text-full { display: none; }
    .top-nav-brand-text-short { display: inline; }
    .top-nav-copy-btn { font-size: 12px; padding: 0 12px; }
    .top-nav-actions { margin-left: auto; }
    .lang-btn { min-width: 34px; min-height: 34px; padding: 0 8px; }
    .header { padding: 28px 24px; }
    .header h1 { font-size: 28px; }
    .header p { font-size: 16px; }
    /* Horizontal progress: numbers on top, labels below, connecting line */
    .header-steps {
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: space-between;
        align-items: flex-start;
        gap: 0;
        margin-bottom: var(--space-16);
    }
    .header-steps li {
        flex: 1;
        position: relative;
        min-width: 0;
    }
    .header-steps li::after {
        content: '';
        position: absolute;
        left: calc(50% + 14px);
        top: 14px;
        width: calc(50% - 14px);
        height: 2px;
        background: var(--border);
        margin-left: 0;
    }
    .header-steps li:last-child::after {
        display: none;
    }
    .header-step {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 4px;
        padding: 0 4px;
        min-height: 44px;
        width: 100%;
        font-size: 10px;
        line-height: 1.2;
        text-align: center;
        background: transparent;
        border: none;
        box-shadow: none;
        color: var(--text);
    }
    .header-step:hover:not(.is-active) { background: transparent; color: var(--primary); }
    .header-step.is-active { background: transparent; border: none; box-shadow: none; color: var(--text); }
    .header-step-num {
        width: 28px;
        height: 28px;
        min-width: 28px;
        font-size: 12px;
        font-weight: 800;
    }
    .header-step.is-active .header-step-num {
        background: var(--primary);
        color: #fff;
    }
    .header-step:not(.is-active) .header-step-num {
        background: var(--surface-0);
        border: 1px solid var(--border);
        color: var(--text-light);
    }
    .collapsible-toggle {
        padding: var(--space-20) var(--space-20);
        grid-template-columns: auto 1fr auto;
        grid-template-areas:
            "badge title chevron"
            "badge value value"
            ". count count";
        gap: 8px var(--space-12);
    }
    .collapsible-count { justify-self: start; }
    .collapsible-title { font-size: 17px; }
    .step-badge { width: 28px; height: 28px; min-width: 28px; font-size: 12px; }
    .cta-button { min-height: 48px; padding: 14px 28px; font-size: 16px; }
    .ops-layout { grid-template-columns: 1fr; gap: var(--space-24); }
    .ops-layout::after { display: none; }
    .ops-sidebar { position: static; }
    .ops-form-grid { grid-template-columns: 1fr; }
    /* One primary CTA: secondary = ghost */
    .header .header-cta .cta-button-outline {
        font-size: 13px; font-weight: 600;
        background: transparent; color: var(--text-light);
        border: 1px solid var(--border); box-shadow: none;
    }
    .header .header-cta .cta-button-outline:hover {
        background: var(--surface-0); color: var(--primary); border-color: var(--primary-200);
    }
    /* Primary CTA stays strong but softer shadow (no glow) */
    .header .header-cta .cta-button {
        box-shadow: 0 2px 8px rgba(74, 20, 140, 0.2);
    }
    .header .header-cta .cta-button:hover {
        box-shadow: 0 4px 12px rgba(74, 20, 140, 0.25);
    }
    /* Modes: neutral, active = subtle border + tint (not full violet) */
    .mode-tabs { flex-direction: column; align-items: center; background: var(--surface-0); }
    .mode-tab { flex-direction: row; justify-content: center; flex: 0 1 auto; min-width: 0; width: 100%; max-width: 360px; }
    .mode-tab.is-active {
        background: var(--primary-50); color: var(--primary); border-color: var(--primary-200);
        box-shadow: 0 1px 3px rgba(74, 20, 140, 0.08);
    }
    /* Depth: inline segmented control, no heavy card */
    .depth-bar {
        flex-wrap: wrap; flex-direction: column; align-items: stretch; gap: var(--space-8);
        background: var(--surface-0); border-color: var(--border);
        padding: var(--space-8) var(--space-12); margin-bottom: var(--space-20);
    }
    .depth-label { width: 100%; text-align: center; font-size: 11px; color: var(--text-light); }
    .depth-options { flex-wrap: wrap; flex: none; width: 100%; justify-content: center; gap: var(--space-4); }
    .depth-bar .field-help { width: 100%; text-align: center; margin-top: 0; font-size: 11px; }
    .depth-btn.is-active {
        background: var(--primary-50); color: var(--primary); border-color: var(--primary-200);
        box-shadow: 0 1px 3px rgba(74, 20, 140, 0.08);
    }
    /* Badge: only Promptų anatomija on mobile; hide Spin-off Nr. 5 */
    .header-badges .badge-spinoff { display: none; }
    .header-badges .badge { font-size: 10px; padding: 4px 10px; min-height: 28px; opacity: 0.9; }
    .header-badges .badge { background: rgba(255, 255, 255, 0.6); border-color: var(--border); }
    .ops-output-header { align-items: flex-start; }
    .ops-output-copy { margin-left: auto; }
    .ops-sessions-actions { width: 100%; justify-content: flex-start; }
    .library-grid { grid-template-columns: 1fr; }
    .ops-center { padding: var(--space-20); }
    .toast { left: 16px; right: 16px; bottom: 16px; }
    .ops-tool-launchers-list {
        grid-template-columns: 1fr;
    }
    .ops-tool-btn {
        font-size: 13px;
        justify-self: stretch;
    }
}

@media (max-width: 480px) {
    .container { padding: 20px 12px; }
    .top-nav-inner { padding: 8px 12px; }
    .top-nav-brand { font-size: 13px; }
    .top-nav-copy-btn { font-size: 11px; padding: 0 10px; }
    .top-nav-icon-btn { width: 44px; }
    .header { padding: 24px 16px; }
    .header-cta { flex-direction: column; align-items: flex-start; }
    .header h1 { font-size: 24px; }
    .cta-button { min-height: 44px; width: 100%; max-width: 280px; }
    .header .header-cta .cta-button { min-height: 44px; padding: 14px 24px; }
    .header .header-cta .cta-button-outline { width: 100%; max-width: 280px; justify-content: center; }
    .header-cta-meta { font-size: 12px; }
    .header-steps { margin-bottom: var(--space-12); }
    .header-step { font-size: 9px; padding: 0 2px; }
    .ops-center { padding: var(--space-16); }
    .collapsible-toggle {
        grid-template-columns: auto 1fr;
        grid-template-areas:
            "badge title"
            ". value"
            ". count"
            ". chevron";
        padding: var(--space-16);
    }
    .collapsible-chevron { justify-self: end; }
    .ops-output-footer p { font-size: 13px; }
    .session-btn { width: 100%; justify-content: center; }
    .community { padding: 24px 16px; }
    .community h2 { font-size: 20px; }
    .toast { font-size: 14px; padding: 14px 18px; left: 12px; right: 12px; bottom: 12px; }
    .footer { padding: 24px 16px; }
    .ops-output { padding: var(--space-20) var(--space-16); }
    .library-card { padding: var(--space-16); }
}

/* ===== PRINT ===== */
@media print {
    body { background: white; }
    .toast, .top-nav { display: none; }
    .ops-output { page-break-inside: avoid; border: 2px solid #000; }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}