@charset "utf-8";
/**
 * VUE Installer — Plickon Editorial Atelier
 * Void hero · Linen canvas · Amber accents
 * Paperlogy display · Pretendard body · Plus Jakarta Sans meta
 */

/* ═══════════════════════════════════════
   TOKENS
   ═══════════════════════════════════════ */
:root {
    --pk-void: #09091b;
    --pk-abyss: #0f0f2b;
    --pk-dusk: #1a1a42;
    --pk-iris: #3d3580;
    --pk-wisteria: #6b5fb8;
    --pk-mauve: #9e92d4;
    --pk-amber: #c4935a;
    --pk-honey: #dbb07a;
    --pk-champagne: #ecdcc4;
    --pk-cream: #f8f5ef;
    --pk-linen: #faf8f3;
    --pk-cotton: #fefdfb;
    --pk-ash: #8e8ca0;
    --pk-slate: #5e5c6e;
    --pk-ink: #1c1a2e;

    --pk-amber-rgb: 196,147,90;
    --pk-honey-rgb: 219,176,122;
    --pk-iris-rgb: 107,95,184;
    --pk-ink-rgb: 28,26,46;
    --pk-white-rgb: 255,255,255;
    --pk-void-rgb: 9,9,27;

    --vi-danger: #d14343;
    --vi-success: #2d8a5e;

    --vi-r-sm: 6px;
    --vi-r-md: 10px;
    --vi-r-lg: 16px;

    --vi-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --vi-dur: 0.5s;

    --vi-font-body: 'Pretendard Variable', 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
    --vi-font-head: 'Paperlogy', 'Pretendard Variable', 'Pretendard', sans-serif;
    --vi-font-meta: 'Plus Jakarta Sans', 'Pretendard Variable', sans-serif;
    --vi-font-mono: 'JetBrains Mono', 'Cascadia Code', 'Menlo', monospace;

    --vi-rail-w: 300px;
    --vi-canvas-max: 820px;
}

/* ═══════════════════════════════════════
   RESET · BASE
   ═══════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; }

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

body {
    font-family: var(--vi-font-body);
    font-size: 15px;
    line-height: 1.65;
    color: var(--pk-ink);
    background: var(--pk-linen);
    word-break: keep-all;
    overflow-wrap: break-word;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

code {
    font-family: var(--vi-font-mono);
    font-size: 0.88em;
    padding: 2px 7px;
    border-radius: 4px;
    background: rgba(var(--pk-ink-rgb), 0.06);
    color: var(--pk-ink);
    letter-spacing: -0.01em;
}

pre {
    margin: 0;
    font-family: var(--vi-font-mono);
}

/* ═══════════════════════════════════════
   STAGE LAYOUT
   ═══════════════════════════════════════ */
.vi-stage {
    display: grid;
    grid-template-columns: var(--vi-rail-w) 1fr;
    min-height: 100vh;
    background: var(--pk-linen);
}

/* ─── Rail (left sidebar) ─────────────── */
.vi-rail {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 56px 40px 40px;
    background: linear-gradient(180deg, var(--pk-void) 0%, var(--pk-abyss) 65%, var(--pk-dusk) 100%);
    color: rgba(var(--pk-white-rgb), 0.9);
    overflow: hidden;
    isolation: isolate;
}

/* 희미한 그리드 패턴 */
.vi-rail::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(var(--pk-white-rgb), 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--pk-white-rgb), 0.025) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse 80% 100% at 50% 40%, black 20%, transparent 85%);
    -webkit-mask-image: radial-gradient(ellipse 80% 100% at 50% 40%, black 20%, transparent 85%);
    z-index: -1;
    pointer-events: none;
}

/* 앰버 앰비언트 오브 */
.vi-rail::after {
    content: '';
    position: absolute;
    top: 28%;
    left: -30%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(var(--pk-amber-rgb), 0.12) 0%, transparent 65%);
    pointer-events: none;
    animation: viOrb 10s ease-in-out infinite alternate;
    z-index: -1;
}
@keyframes viOrb {
    0%   { opacity: 0.5; transform: scale(0.95) translateY(0); }
    100% { opacity: 1;   transform: scale(1.1)  translateY(20px); }
}

/* Brand */
.vi-brand {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 72px;
    transition: transform 0.4s var(--vi-ease);
}
.vi-brand:hover { transform: translateX(2px); }

.vi-brand-mark {
    font-family: var(--vi-font-head);
    font-weight: 800;
    font-size: 34px;
    letter-spacing: -0.04em;
    line-height: 1;
    color: #fff;
    background: linear-gradient(100deg, #fff 0%, var(--pk-honey) 55%, var(--pk-amber) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.vi-brand-sub {
    font-family: var(--vi-font-meta);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.12em;
    color: rgba(var(--pk-white-rgb), 0.55);
    text-transform: uppercase;
}

/* Steps */
.vi-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
    counter-reset: vi-step;
    position: relative;
}

/* 스텝 간 세로 연결선 */
.vi-steps::before {
    content: '';
    position: absolute;
    left: 18px;
    top: 16px;
    bottom: 16px;
    width: 1px;
    background: linear-gradient(180deg,
        rgba(var(--pk-amber-rgb), 0.35) 0%,
        rgba(var(--pk-white-rgb), 0.08) 100%);
}

.vi-step {
    position: relative;
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 16px;
    padding: 14px 0 22px;
    opacity: 0;
    transform: translateX(-12px);
    animation: viStepIn 0.7s var(--vi-ease) forwards;
}
.vi-step:nth-child(1) { animation-delay: 0.05s; }
.vi-step:nth-child(2) { animation-delay: 0.18s; }
.vi-step:nth-child(3) { animation-delay: 0.31s; }
@keyframes viStepIn {
    to { opacity: 1; transform: translateX(0); }
}

.vi-step-dot {
    position: relative;
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--pk-void);
    border: 1px solid rgba(var(--pk-white-rgb), 0.15);
    transition: all 0.4s var(--vi-ease);
    z-index: 1;
}
.vi-step-num {
    font-family: var(--vi-font-meta);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: rgba(var(--pk-white-rgb), 0.45);
    transition: color 0.4s var(--vi-ease);
}

.vi-step-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-top: 6px;
}
.vi-step-title {
    font-family: var(--vi-font-head);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: rgba(var(--pk-white-rgb), 0.7);
    transition: color 0.4s var(--vi-ease);
}
.vi-step-desc {
    font-size: 12px;
    color: rgba(var(--pk-white-rgb), 0.4);
    letter-spacing: -0.005em;
}

/* Done state */
.vi-step.is-done .vi-step-dot {
    background: linear-gradient(135deg, var(--pk-amber), var(--pk-honey));
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(var(--pk-amber-rgb), 0.35);
}
.vi-step.is-done .vi-step-num {
    color: transparent;
    width: 12px;
    height: 8px;
    border-left: 2px solid var(--pk-void);
    border-bottom: 2px solid var(--pk-void);
    transform: rotate(-45deg) translate(1px, -2px);
}
.vi-step.is-done .vi-step-title { color: rgba(var(--pk-white-rgb), 0.55); }

/* Current state */
.vi-step.is-current .vi-step-dot {
    background: linear-gradient(135deg, var(--pk-amber), var(--pk-honey));
    border-color: transparent;
    box-shadow:
        0 0 0 4px rgba(var(--pk-amber-rgb), 0.18),
        0 6px 20px rgba(var(--pk-amber-rgb), 0.4);
    animation: viDotPulse 2.4s ease-in-out infinite;
}
@keyframes viDotPulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(var(--pk-amber-rgb), 0.18), 0 6px 20px rgba(var(--pk-amber-rgb), 0.4); }
    50%      { box-shadow: 0 0 0 6px rgba(var(--pk-amber-rgb), 0.10), 0 8px 28px rgba(var(--pk-amber-rgb), 0.55); }
}
.vi-step.is-current .vi-step-num { color: var(--pk-void); }
.vi-step.is-current .vi-step-title { color: #fff; }
.vi-step.is-current .vi-step-desc { color: rgba(var(--pk-white-rgb), 0.65); }

/* Rail footer */
.vi-rail-foot {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-top: 32px;
    border-top: 1px solid rgba(var(--pk-white-rgb), 0.08);
    font-family: var(--vi-font-meta);
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(var(--pk-white-rgb), 0.35);
}
.vi-rail-version { color: rgba(var(--pk-honey-rgb, 219,176,122), 0.75); font-weight: 600; }

/* ─── Main area ──────────────────────── */
.vi-main {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* ─── Hero ───────────────────────────── */
.vi-hero {
    position: relative;
    background: linear-gradient(135deg, var(--pk-abyss) 0%, var(--pk-void) 60%, #05050f 100%);
    color: rgba(var(--pk-white-rgb), 0.95);
    padding: 72px 80px 80px;
    overflow: hidden;
    isolation: isolate;
}

.vi-hero-bg { position: absolute; inset: 0; pointer-events: none; z-index: 0; }

.vi-hero-grid {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(var(--pk-iris-rgb), 0.09) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--pk-iris-rgb), 0.09) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse 70% 60% at 30% 50%, black 10%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 30% 50%, black 10%, transparent 75%);
}

.vi-hero-orb {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(var(--pk-amber-rgb), 0.14) 0%, rgba(var(--pk-iris-rgb), 0.08) 40%, transparent 70%);
    animation: viHeroOrb 14s ease-in-out infinite alternate;
}
@keyframes viHeroOrb {
    0%   { opacity: 0.7; transform: translate(0, 0) scale(1); }
    100% { opacity: 1;   transform: translate(-30px, 20px) scale(1.08); }
}

.vi-hero-scan {
    position: absolute;
    left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg,
        transparent,
        rgba(var(--pk-amber-rgb), 0.5),
        rgba(var(--pk-iris-rgb), 0.3),
        transparent);
    animation: viScan 7s linear infinite;
}
@keyframes viScan {
    0%   { top: -2%; opacity: 0; }
    10%  { opacity: 1; }
    90%  { opacity: 1; }
    100% { top: 102%; opacity: 0; }
}

/* 거대 로마 숫자 (단계 표시) */
.vi-hero-roman {
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--vi-font-head);
    font-size: 420px;
    font-weight: 800;
    line-height: 0.85;
    letter-spacing: -0.06em;
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(var(--pk-white-rgb), 0.09);
    user-select: none;
    pointer-events: none;
}

.vi-hero-inner {
    position: relative;
    z-index: 1;
    max-width: var(--vi-canvas-max);
    opacity: 0;
    transform: translateY(20px);
    animation: viHeroIn 0.9s var(--vi-ease) 0.15s forwards;
}
@keyframes viHeroIn {
    to { opacity: 1; transform: translateY(0); }
}

.vi-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--vi-font-meta);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--pk-honey);
    margin-bottom: 18px;
}
.vi-hero-eyebrow::before {
    content: '';
    width: 28px;
    height: 1px;
    background: linear-gradient(90deg, var(--pk-amber), transparent);
}

.vi-hero-title {
    font-family: var(--vi-font-head);
    font-size: clamp(32px, 4.2vw, 56px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.035em;
    margin: 0 0 14px;
    color: #fff;
    max-width: 18ch;
}

.vi-hero-meta {
    font-size: 15px;
    color: rgba(var(--pk-white-rgb), 0.6);
    margin: 0;
    letter-spacing: -0.005em;
}

/* ─── Canvas ─────────────────────────── */
.vi-canvas {
    flex: 1;
    padding: 56px 80px 80px;
    max-width: calc(var(--vi-canvas-max) + 160px);
    width: 100%;
}

/* ═══════════════════════════════════════
   CONTENT CARDS (.ins_inner)
   ═══════════════════════════════════════ */
.ins_inner {
    position: relative;
    margin: 0 0 24px;
    padding: 40px 44px;
    background: var(--pk-cotton);
    border: 1px solid rgba(var(--pk-ink-rgb), 0.06);
    border-radius: var(--vi-r-lg);
    box-shadow:
        0 1px 3px rgba(var(--pk-ink-rgb), 0.04),
        0 8px 32px rgba(var(--pk-ink-rgb), 0.04);
    opacity: 0;
    transform: translateY(16px);
    animation: viCardIn 0.8s var(--vi-ease) 0.4s forwards;
}
@keyframes viCardIn {
    to { opacity: 1; transform: translateY(0); }
}

/* 카드 상단 앰버 악센트 */
.ins_inner::before {
    content: '';
    position: absolute;
    top: 0; left: 44px;
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, var(--pk-amber), var(--pk-honey));
    border-radius: 0 0 2px 2px;
}

.ins_inner h1 {
    font-family: var(--vi-font-head);
    font-size: 26px;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.25;
    color: var(--pk-ink);
    margin: 0 0 20px;
}
.ins_inner h2 {
    font-family: var(--vi-font-head);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
    color: var(--pk-ink);
    margin: 0 0 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.ins_inner h2::before {
    content: '';
    width: 6px;
    height: 22px;
    background: linear-gradient(180deg, var(--pk-amber), var(--pk-honey));
    border-radius: 2px;
}

.ins_inner p {
    margin: 0 0 14px;
    color: var(--pk-slate);
    line-height: 1.7;
}
.ins_inner p:last-child { margin-bottom: 0; }

.ins_inner p strong.st_strong,
.ins_inner p strong {
    color: var(--pk-ink);
    font-weight: 700;
}

.ins_inner ul,
.vi-filelist {
    margin: 14px 0 20px;
    padding: 0;
    list-style: none;
}
.ins_inner ul li,
.vi-filelist li {
    position: relative;
    padding: 10px 14px 10px 34px;
    margin-bottom: 6px;
    background: var(--pk-linen);
    border-radius: var(--vi-r-sm);
    font-family: var(--vi-font-mono);
    font-size: 13px;
    color: var(--pk-ink);
}
.ins_inner ul li::before,
.vi-filelist li::before {
    content: '▸';
    position: absolute;
    left: 14px;
    color: var(--pk-amber);
}

.ins_inner ol {
    margin: 20px 0;
    padding: 0 0 0 20px;
    counter-reset: vi-ol;
    list-style: none;
}
.ins_inner ol li {
    position: relative;
    margin: 0 0 10px;
    padding: 10px 14px 10px 44px;
    background: var(--pk-linen);
    border-radius: var(--vi-r-sm);
    counter-increment: vi-ol;
    color: var(--pk-ink);
    font-weight: 500;
}
.ins_inner ol li::before {
    content: counter(vi-ol, decimal-leading-zero);
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--vi-font-meta);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--pk-amber);
}

/* Warning 변형 */
.ins_inner.state-warning {
    background: linear-gradient(180deg, #fff9f2 0%, var(--pk-cotton) 100%);
    border-color: rgba(var(--pk-amber-rgb), 0.22);
}
.ins_inner.state-warning::before {
    background: linear-gradient(90deg, var(--pk-amber), var(--pk-honey));
}

/* 설치 진행 리스트 내 경고 인라인 배지 */
.vi-install-warn {
    color: var(--pk-amber);
    font-weight: 600;
    margin-left: 6px;
}

/* 코드 블록 */
.vi-code {
    display: block;
    margin: 16px 0;
    padding: 18px 22px;
    background: var(--pk-void);
    color: #e8e6f0;
    border-radius: var(--vi-r-md);
    font-family: var(--vi-font-mono);
    font-size: 13px;
    line-height: 1.7;
    white-space: pre;
    overflow-x: auto;
    position: relative;
    border: 1px solid rgba(var(--pk-amber-rgb), 0.18);
    box-shadow: inset 0 1px 0 rgba(var(--pk-white-rgb), 0.04);
}
.vi-code::before {
    content: 'BASH';
    position: absolute;
    top: 10px;
    right: 14px;
    font-family: var(--vi-font-meta);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: rgba(var(--pk-amber-rgb), 0.6);
}

/* ═══════════════════════════════════════
   FORMS (.ins_frm)
   ═══════════════════════════════════════ */
.ins_frm {
    width: 100%;
    border: 0;
    border-collapse: collapse;
    margin: 0 0 28px;
}
.ins_frm caption {
    padding: 18px 0 14px;
    font-family: var(--vi-font-head);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.015em;
    color: var(--pk-ink);
    text-align: left;
    text-transform: none;
    border-bottom: 2px solid var(--pk-ink);
    margin-bottom: 8px;
}

.ins_frm tbody tr {
    border-bottom: 1px solid rgba(var(--pk-ink-rgb), 0.06);
    transition: background 0.2s var(--vi-ease);
}
.ins_frm tbody tr:last-child { border-bottom: 0; }
.ins_frm tbody tr:hover { background: rgba(var(--pk-amber-rgb), 0.025); }

.ins_frm th,
.ins_frm td {
    padding: 14px 6px;
    vertical-align: middle;
    border: 0;
}
.ins_frm th {
    width: 180px;
    background: transparent;
    font-family: var(--vi-font-meta);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--pk-slate);
    text-align: left;
    text-transform: uppercase;
}
.ins_frm th label {
    color: inherit;
    cursor: pointer;
}

.ins_frm td span {
    display: block;
    margin: 6px 0 0;
    font-size: 12px;
    color: var(--pk-ash);
    letter-spacing: -0.005em;
    font-weight: 400;
}

/* Inputs */
.ins_frm input[type="text"],
.ins_frm input[type="password"],
.ins_frm input[type="email"] {
    width: 100%;
    max-width: 420px;
    padding: 10px 14px;
    font-family: var(--vi-font-body);
    font-size: 14px;
    color: var(--pk-ink);
    background: var(--pk-linen);
    border: 1px solid rgba(var(--pk-ink-rgb), 0.1);
    border-radius: var(--vi-r-sm);
    outline: none;
    transition: all 0.25s var(--vi-ease);
    letter-spacing: -0.005em;
}
.ins_frm input[type="text"]:hover,
.ins_frm input[type="password"]:hover,
.ins_frm input[type="email"]:hover {
    border-color: rgba(var(--pk-ink-rgb), 0.22);
    background: var(--pk-cotton);
}
.ins_frm input[type="text"]:focus,
.ins_frm input[type="password"]:focus,
.ins_frm input[type="email"]:focus {
    border-color: var(--pk-amber);
    background: var(--pk-cotton);
    box-shadow:
        0 0 0 3px rgba(var(--pk-amber-rgb), 0.15),
        0 2px 8px rgba(var(--pk-amber-rgb), 0.08);
}
.ins_frm input::placeholder { color: var(--pk-ash); }

/* 체크박스 — 시스템 네이티브를 정교하게 커스터마이즈 */
.ins_frm input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    margin: 0 8px 0 0;
    background: var(--pk-cotton);
    border: 1.5px solid rgba(var(--pk-ink-rgb), 0.22);
    border-radius: 5px;
    cursor: pointer;
    position: relative;
    transition: all 0.2s var(--vi-ease);
    vertical-align: middle;
}
.ins_frm input[type="checkbox"]:hover {
    border-color: var(--pk-amber);
}
.ins_frm input[type="checkbox"]:checked {
    background: linear-gradient(135deg, var(--pk-amber), var(--pk-honey));
    border-color: transparent;
}
.ins_frm input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 6px; top: 2px;
    width: 5px; height: 10px;
    border-right: 2px solid var(--pk-void);
    border-bottom: 2px solid var(--pk-void);
    transform: rotate(45deg);
}

/* ═══════════════════════════════════════
   PRESET RADIO CARDS (서비스 유형)
   ═══════════════════════════════════════ */
.vi-preset-frm tbody tr { border-bottom: 0; }
.vi-preset-frm tbody tr:hover { background: transparent; }
.vi-preset-frm td { padding: 8px 0 0 !important; display: flex; flex-direction: column; gap: 10px; }

.vi-preset {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 18px 22px;
    background: var(--pk-linen);
    border: 1.5px solid rgba(var(--pk-ink-rgb), 0.08);
    border-radius: var(--vi-r-md);
    cursor: pointer;
    transition: all 0.25s var(--vi-ease);
    position: relative;
}
.vi-preset:hover {
    background: var(--pk-cotton);
    border-color: rgba(var(--pk-amber-rgb), 0.35);
    transform: translateY(-1px);
}

.vi-preset input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    margin: 2px 0 0;
    flex-shrink: 0;
    background: var(--pk-cotton);
    border: 1.5px solid rgba(var(--pk-ink-rgb), 0.22);
    border-radius: 50%;
    cursor: pointer;
    position: relative;
    transition: all 0.2s var(--vi-ease);
}
.vi-preset input[type="radio"]:checked {
    border-color: var(--pk-amber);
    border-width: 2px;
}
.vi-preset input[type="radio"]:checked::after {
    content: '';
    position: absolute;
    left: 50%; top: 50%;
    width: 10px; height: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--pk-amber), var(--pk-honey));
    transform: translate(-50%, -50%);
}

.vi-preset:has(input:checked) {
    background: linear-gradient(180deg, #fff9f2 0%, var(--pk-cotton) 100%);
    border-color: var(--pk-amber);
    box-shadow:
        0 0 0 3px rgba(var(--pk-amber-rgb), 0.12),
        0 4px 16px rgba(var(--pk-amber-rgb), 0.08);
}

.vi-preset-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
    min-width: 0;
}
.vi-preset-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--vi-font-head);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.015em;
    color: var(--pk-ink);
}
.vi-preset-tag {
    display: inline-block;
    padding: 2px 8px;
    font-family: var(--vi-font-meta);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--pk-amber);
    background: rgba(var(--pk-amber-rgb), 0.1);
    border-radius: 4px;
}
.vi-preset-desc {
    font-size: 13px;
    color: var(--pk-slate);
    letter-spacing: -0.005em;
    margin: 0;
}
.vi-preset-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}
.vi-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    font-family: var(--vi-font-meta);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.04em;
    border-radius: 4px;
    border: 1px solid;
}
.vi-chip.on {
    color: var(--vi-success);
    background: rgba(45, 138, 94, 0.08);
    border-color: rgba(45, 138, 94, 0.2);
}
.vi-chip.on::before { content: '●'; color: var(--vi-success); font-size: 8px; }
.vi-chip.off {
    color: var(--pk-ash);
    background: rgba(var(--pk-ink-rgb), 0.04);
    border-color: rgba(var(--pk-ink-rgb), 0.1);
}
.vi-chip.off::before { content: '○'; font-size: 8px; }

/* 본사 콘텐츠 허브(특수 프리셋) — 시각 비중 축소 */
.vi-preset.is-advanced {
    padding: 14px 18px;
    background: rgba(var(--pk-ink-rgb), 0.025);
    border-color: rgba(var(--pk-ink-rgb), 0.06);
    opacity: 0.85;
}
.vi-preset.is-advanced:hover {
    opacity: 1;
    background: var(--pk-cotton);
}
.vi-preset.is-advanced .vi-preset-title { font-size: 14px; }
.vi-preset.is-advanced .vi-preset-desc { font-size: 12px; }
.vi-preset.is-advanced:has(input:checked) {
    opacity: 1;
}
.vi-preset-tag.is-advanced {
    color: var(--pk-slate);
    background: rgba(var(--pk-ink-rgb), 0.06);
}

/* ═══════════════════════════════════════
   LICENSE TEXTAREA (.ins_ta)
   ═══════════════════════════════════════ */
.ins_ta {
    padding: 0;
    margin: 4px 0 12px;
    border: 1px solid rgba(var(--pk-ink-rgb), 0.1);
    border-radius: var(--vi-r-md);
    background: var(--pk-linen);
    text-align: left;
    overflow: hidden;
    position: relative;
}
.ins_ta::before {
    content: 'LICENSE · ' attr(data-license-label);
    position: absolute;
    top: 10px;
    right: 14px;
    font-family: var(--vi-font-meta);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: rgba(var(--pk-amber-rgb), 0.7);
    z-index: 1;
}
.ins_ta textarea {
    display: block;
    width: 100%;
    height: 280px;
    padding: 36px 24px 20px;
    border: 0;
    background: transparent;
    font-family: var(--vi-font-mono);
    font-size: 12.5px;
    line-height: 1.75;
    color: var(--pk-slate);
    resize: vertical;
    outline: none;
}
.ins_ta textarea:focus {
    background: rgba(var(--pk-amber-rgb), 0.02);
}
.ins_license { background: var(--pk-linen); }

/* 라이선스 블록 섹션 (VUE + 기반 엔진 2단 구성) */
.vi-license-block {
    margin: 28px 0 0;
}
.vi-license-block:first-of-type {
    margin-top: 20px;
}
.vi-license-title {
    font-family: var(--vi-font-head);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--pk-ink);
    margin: 0 0 4px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(var(--pk-ink-rgb), 0.08);
    display: flex;
    align-items: center;
    gap: 10px;
}
.vi-license-title::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 14px;
    background: linear-gradient(180deg, var(--pk-amber), var(--pk-honey));
    border-radius: 2px;
}
.vi-license-meta {
    font-family: var(--vi-font-meta);
    font-size: 11px;
    font-weight: 500;
    color: var(--pk-ash);
    letter-spacing: 0.02em;
    margin: 0 0 10px;
}

/* VUE 라이선스 변형 — 기반 엔진 대비 조금 더 amber 톤 */
.vi-license-vue {
    background: linear-gradient(180deg, var(--pk-cream) 0%, var(--pk-linen) 100%);
    border-color: rgba(var(--pk-amber-rgb), 0.16);
}
.vi-license-vue textarea {
    height: 220px;
}

/* 동의 체크박스 영역 */
#ins_agree {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 0 0;
}
#ins_agree label {
    font-family: var(--vi-font-body);
    font-size: 14px;
    font-weight: 500;
    color: var(--pk-ink);
    cursor: pointer;
    order: 2;
}
#ins_agree input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    margin: 0;
    background: var(--pk-cotton);
    border: 1.5px solid rgba(var(--pk-ink-rgb), 0.22);
    border-radius: 5px;
    cursor: pointer;
    position: relative;
    transition: all 0.2s var(--vi-ease);
    order: 1;
}
#ins_agree input[type="checkbox"]:hover { border-color: var(--pk-amber); }
#ins_agree input[type="checkbox"]:checked {
    background: linear-gradient(135deg, var(--pk-amber), var(--pk-honey));
    border-color: transparent;
}
#ins_agree input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 6px; top: 2px;
    width: 5px; height: 10px;
    border-right: 2px solid var(--pk-void);
    border-bottom: 2px solid var(--pk-void);
    transform: rotate(45deg);
}

/* ═══════════════════════════════════════
   BUTTONS (.inner_btn)
   ═══════════════════════════════════════ */
.inner_btn {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin: 32px 0 0;
    padding-top: 24px;
    border-top: 1px solid rgba(var(--pk-ink-rgb), 0.06);
}

.inner_btn a,
.inner_btn input[type="submit"],
.inner_btn input[type="button"] {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-family: var(--vi-font-head);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.005em;
    color: var(--pk-void);
    background: linear-gradient(100deg, var(--pk-amber) 0%, var(--pk-honey) 100%);
    border: 0;
    border-radius: var(--vi-r-md);
    cursor: pointer;
    text-decoration: none;
    overflow: hidden;
    isolation: isolate;
    transition: transform 0.3s var(--vi-ease), box-shadow 0.3s var(--vi-ease);
    box-shadow:
        0 1px 2px rgba(var(--pk-amber-rgb), 0.1),
        0 8px 22px rgba(var(--pk-amber-rgb), 0.25);
}

/* 화살표 */
.inner_btn a::after,
.inner_btn input[type="submit"]::after {
    content: '→';
    margin-left: 2px;
    font-family: var(--vi-font-meta);
    font-weight: 600;
    transition: transform 0.3s var(--vi-ease);
}
.inner_btn a:hover::after,
.inner_btn input[type="submit"]:hover::after { transform: translateX(4px); }

/* 샤인 스윕 */
.inner_btn a::before,
.inner_btn input[type="submit"]::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(100deg,
        transparent,
        rgba(var(--pk-white-rgb), 0.55),
        transparent);
    transition: left 0.7s var(--vi-ease);
    z-index: -1;
}
.inner_btn a:hover,
.inner_btn input[type="submit"]:hover {
    transform: translateY(-1px);
    box-shadow:
        0 2px 4px rgba(var(--pk-amber-rgb), 0.15),
        0 12px 32px rgba(var(--pk-amber-rgb), 0.38);
}
.inner_btn a:hover::before,
.inner_btn input[type="submit"]:hover::before { left: 140%; }

.inner_btn a:active,
.inner_btn input[type="submit"]:active { transform: translateY(0); }

/* 뒤로가기 (보조 버튼) — <a href="./install_config.php">뒤로가기</a> 패턴 */
.ins_inner .inner_btn a[href*="install_config"],
.ins_inner .inner_btn a[href="./"] {
    color: var(--pk-slate);
    background: transparent;
    border: 1px solid rgba(var(--pk-ink-rgb), 0.15);
    box-shadow: none;
}
.ins_inner .inner_btn a[href*="install_config"]::before,
.ins_inner .inner_btn a[href="./"]::before { display: none; }
.ins_inner .inner_btn a[href*="install_config"]::after,
.ins_inner .inner_btn a[href="./"]::after {
    content: '←';
    order: -1;
    margin: 0 2px 0 0;
}
.ins_inner .inner_btn a[href*="install_config"]:hover,
.ins_inner .inner_btn a[href="./"]:hover {
    color: var(--pk-ink);
    border-color: var(--pk-ink);
    background: transparent;
    transform: translateX(-2px);
    box-shadow: none;
}
.ins_inner .inner_btn a[href*="install_config"]:hover::after,
.ins_inner .inner_btn a[href="./"]:hover::after { transform: translateX(-4px); }

/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
.vi-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 32px 80px 40px;
    border-top: 1px solid rgba(var(--pk-ink-rgb), 0.06);
    font-family: var(--vi-font-meta);
    font-size: 11px;
    letter-spacing: 0.08em;
    color: var(--pk-ash);
    margin-top: auto;
}

.vi-foot-brand {
    display: flex;
    align-items: baseline;
    gap: 10px;
}
.vi-foot-brand strong {
    font-family: var(--vi-font-head);
    font-weight: 800;
    font-size: 15px;
    letter-spacing: -0.02em;
    color: var(--pk-ink);
}
.vi-foot-brand span {
    color: var(--pk-slate);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 10px;
}

.vi-foot-meta {
    display: flex;
    gap: 10px;
    text-transform: uppercase;
    font-weight: 500;
}
.vi-foot-sep { opacity: 0.5; }

/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */
@media (max-width: 1024px) {
    :root { --vi-rail-w: 240px; }
    .vi-hero { padding: 56px 48px 64px; }
    .vi-hero-roman { font-size: 320px; right: 30px; }
    .vi-canvas { padding: 40px 48px 64px; }
    .vi-foot { padding: 28px 48px 32px; }
}

@media (max-width: 768px) {
    .vi-stage {
        grid-template-columns: 1fr;
    }
    .vi-rail {
        padding: 32px 24px 24px;
    }
    .vi-brand { margin-bottom: 32px; }
    .vi-steps {
        display: flex;
        gap: 8px;
        flex: 0;
    }
    .vi-steps::before { display: none; }
    .vi-step {
        grid-template-columns: 1fr;
        padding: 0;
        gap: 8px;
        flex: 1;
        min-width: 0;
        padding: 12px 10px;
        background: rgba(var(--pk-white-rgb), 0.04);
        border: 1px solid rgba(var(--pk-white-rgb), 0.08);
        border-radius: var(--vi-r-sm);
    }
    .vi-step-dot { width: 28px; height: 28px; }
    .vi-step-num { font-size: 10px; }
    .vi-step-body { padding: 0; }
    .vi-step-title { font-size: 13px; }
    .vi-step-desc { font-size: 11px; }
    .vi-rail-foot { display: none; }

    .vi-hero { padding: 40px 24px 48px; }
    .vi-hero-roman { display: none; }
    .vi-hero-title { font-size: clamp(26px, 7vw, 40px); }

    .vi-canvas { padding: 32px 24px 48px; }
    .ins_inner { padding: 28px 24px; border-radius: var(--vi-r-md); }
    .ins_inner::before { left: 24px; }
    .ins_inner h1 { font-size: 22px; }

    .ins_frm th,
    .ins_frm td { display: block; width: 100%; padding: 8px 0; }
    .ins_frm th { padding-top: 14px; padding-bottom: 2px; border: 0; }
    .ins_frm input[type="text"],
    .ins_frm input[type="password"],
    .ins_frm input[type="email"] { max-width: 100%; }

    .inner_btn { flex-direction: column-reverse; }
    .inner_btn a,
    .inner_btn input[type="submit"] { justify-content: center; width: 100%; }

    .vi-foot {
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
        gap: 10px;
    }
}

/* ═══════════════════════════════════════
   MOTION REDUCE
   ═══════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}