/* ============================================================
   SULGI Portfolio · colorgram.css
   COLORGRAM Case Study 전용 스타일
   ============================================================ */

/* Git Pages `css/common.css` :root — case study chip backgrounds */
.case-color-chip--cg-primary {
    background: #ff4fb8;
    color: #fff;
}

.case-color-chip--cg-primary-deep {
    background: #ff1f9d;
    color: #fff;
}

.case-color-chip--cg-primary-dark {
    background: #ff1f9d;
    color: #fff;
}

.case-color-chip--cg-primary-light.is-light {
    background: #ffd6ec;
}

.case-color-chip--cg-purple.is-light {
    background: #b89cff;
}

.case-color-chip--cg-lavender.is-light {
    background: #eadfff;
}

.case-color-chip--cg-blue.is-light {
    background: #9fd7ff;
}

.case-color-chip--cg-blue-light.is-light {
    background: #dff2ff;
}

.case-color-chip--cg-iris.is-light {
    background: #7c9cff;
}

.case-color-chip--cg-chrome.is-light {
    background: #d9e3ff;
}

.case-color-chip--cg-mint.is-light {
    background: #a8ffdf;
}

.case-color-chip--cg-lime.is-light {
    background: #dfff45;
}

.case-color-chip--cg-yellow.is-light {
    background: #fff266;
}

.case-color-chip--cg-coral.is-light {
    background: #ff5e5e;
}

.case-color-chip--cg-black {
    background: #111111;
    color: #fff;
}

.case-color-chip--cg-ink {
    background: #1a1a1a;
    color: #fff;
}

.case-color-chip--cg-white.is-light {
    background: #ffffff;
    border: 1px solid rgba(17, 17, 17, 0.12);
}

.case-color-chip--cg-cool-white.is-light {
    background: #f8fbff;
}

.case-color-chip--cg-gray-100.is-light {
    background: #f1f4f8;
}

.case-color-chip--cg-gray-200.is-light {
    background: #e3e9f2;
}

.case-color-chip--cg-gray-600 {
    background: #5d6b80;
    color: #fff;
}

.case-color-chip--cg-line {
    background: #111111;
    color: #fff;
}

/* Legacy aliases (이전 섹션 호환) */
.case-color-chip--neo-lime.is-light {
    background: #dfff45;
}

.case-color-chip--deep-navy {
    background: #111111;
    color: #fff;
}

.case-color-chip--canvas-white.is-light {
    background: #ffffff;
    border: 1px solid rgba(17, 17, 17, 0.1);
}

.case-color-chip--cool-gray.is-light {
    background: #f1f4f8;
}

:root {
    /* COLORGRAM live css/common.css :root sync */
    --color-primary: #ff4fb8;
    --color-primary-deep: #ff1f9d;
    --color-primary-dark: #ff1f9d;
    --color-primary-light: #ffd6ec;
    --color-purple: #b89cff;
    --color-secondary: #b89cff;
    --color-lavender: #eadfff;
    --color-blue: #9fd7ff;
    --color-blue-light: #dff2ff;
    --color-sky: #9fd7ff;
    --color-iris: #7c9cff;
    --color-chrome: #d9e3ff;
    --color-mint: #a8ffdf;
    --color-lime: #dfff45;
    --color-yellow: #fff266;
    --color-coral: #ff5e5e;
    --color-magenta: #ff4fb8;
    --color-peach: #ffd6ec;
    --color-black: #111111;
    --color-ink: #1a1a1a;
    --color-white: #ffffff;
    --color-cool-white: #f8fbff;
    --color-line: #111111;
    --color-gray: #f1f4f8;
    --color-gray-50: #f8fbff;
    --color-gray-100: #f1f4f8;
    --color-gray-200: #e3e9f2;
    --color-gray-300: #cdd6e3;
    --color-gray-400: #99a4b6;
    --color-gray-500: #7d8a9e;
    --color-gray-600: #5d6b80;
    --color-gray-700: #404e62;
    --color-gray-800: #1f2937;
    --gradient-pop: linear-gradient(135deg, #ff4fb8 0%, #b89cff 50%, #9fd7ff 100%);
    --gradient-jelly: linear-gradient(135deg, #ffd6ec 0%, #ff4fb8 60%, #b89cff 100%);
    --gradient-neon: linear-gradient(135deg, #dfff45 0%, #a8ffdf 60%, #9fd7ff 100%);
    --gradient-chrome: linear-gradient(135deg, #d9e3ff 0%, #b89cff 50%, #ff4fb8 100%);
    --gradient-pink-blue: linear-gradient(135deg, #ff4fb8 0%, #b89cff 50%, #9fd7ff 100%);
    --gradient-pixel: linear-gradient(135deg, #fff266 0%, #ff4fb8 50%, #b89cff 100%);
    --gradient-glow:
        radial-gradient(circle at 30% 30%, rgba(255, 79, 184, .55), transparent 60%),
        radial-gradient(circle at 70% 70%, rgba(184, 156, 255, .55), transparent 60%);
    --shadow-soft: 0 10px 30px rgba(17, 17, 17, .06);
    --shadow-card: 0 14px 40px rgba(255, 79, 184, .15);
    --shadow-glow: 0 0 0 4px rgba(255, 79, 184, .15);
    --shadow-pop: 6px 6px 0 var(--color-line);
    --shadow-pop-pink: 6px 6px 0 var(--color-primary);
    --shadow-pop-blue: 6px 6px 0 var(--color-blue);
    --shadow-pop-sm: 4px 4px 0 var(--color-line);
    --shadow-glow-purple: 0 18px 60px rgba(184, 156, 255, .3);
    --pattern-dot-blue: radial-gradient(circle, rgba(159, 215, 255, .55) 1.6px, transparent 1.6px);
    --pattern-dot-pink: radial-gradient(circle, rgba(255, 79, 184, .35) 1.6px, transparent 1.6px);
    --pattern-grid-blue:
        linear-gradient(rgba(159, 215, 255, .35) 1px, transparent 1px),
        linear-gradient(90deg, rgba(159, 215, 255, .35) 1px, transparent 1px);
    --pattern-checker:
        linear-gradient(45deg, var(--color-primary-light) 25%, transparent 25%),
        linear-gradient(-45deg, var(--color-primary-light) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--color-primary-light) 75%),
        linear-gradient(-45deg, transparent 75%, var(--color-primary-light) 75%);
    --border-line: 1.5px solid var(--color-line);
    --border-line-bold: 2px solid var(--color-line);
    --font-display: 'Syncopate', 'Pretendard', sans-serif;
    --font-pixel: 'VT323', 'Syncopate', 'Pretendard', sans-serif;
    --font-serif: 'Playfair Display', 'Pretendard', serif;
    --font-body: 'Pretendard', 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
    --brand-colorgram: #ff4fb8;
    --colorgram-surface: #ffffff;
    --colorgram-soft: #f8fbff;
    --colorgram-border: #e3e9f2;
    --colorgram-before: #5d6b80;
    --colorgram-after: #ff4fb8;
}

.colorgram-section {
    padding: var(--space-64) 0;
}

.subpage-body {
    font-family: var(--font-body);
}

.title-wrap {
    width: 100%;
}

.title-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-16);
}

.hero-title {
    color: var(--brand-colorgram);
}

.case-progress {
    background: var(--color-primary);
}

.case-hero-title {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-style: normal;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.case-hero-tagline em,
.case-section-title em {
    color: var(--color-primary);
    font-family: var(--font-serif);
    font-weight: 700;
}

.card-group {
    display: grid;
    gap: var(--space-24);
}

.intro-card-group,
.problem-card-group {
    grid-template-columns: 1fr;
}

.interview-card-group,
.before-after-card-group {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.intro-card,
.interview-card,
.problem-card,
.ba-card {
    border: 1px solid var(--colorgram-border);
    background: var(--colorgram-surface);
    box-shadow: var(--shadow-soft);
}

.intro-card .card-image,
.problem-card .card-image {
    max-height: 360px;
}

.interview-card .card-image,
.ba-card .card-image {
    max-height: 260px;
}

.project-meta {
    margin-top: 0;
    max-width: 100%;
    padding-top: var(--space-20);
    border-top: 1px dashed var(--colorgram-border);
}

.project-meta dd {
    color: var(--text-main);
}

.interview-quote {
    font-size: var(--fs-body-lg);
    line-height: 1.7;
}

.interview-profile {
    margin-top: var(--space-20);
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.interview-name {
    font-weight: 700;
    color: var(--brand-colorgram);
}

.interview-desc {
    color: var(--text-sub);
}

.ba-card .label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 30px;
    padding: 0 12px;
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 700;
    margin-bottom: var(--space-16);
    color: #fff;
}

.ba-card[data-state="before"] .label {
    background: var(--colorgram-before);
}

.ba-card[data-state="after"] .label {
    background: var(--colorgram-after);
}

.case-states-grid {
    grid-template-columns: repeat(4, minmax(220px, 1fr));
    gap: clamp(16px, 2vw, 24px);
}

.case-state-card {
    display: flex;
    min-width: 0;
    min-height: 100%;
    flex-direction: column;
    border: var(--border-line);
    border-radius: var(--radius-md);
    background: var(--color-white);
    box-shadow: var(--shadow-pop-sm);
    overflow: hidden;
}

.case-state-card:hover {
    box-shadow: var(--shadow-pop-pink);
}

.case-state-card .state-visual {
    background: linear-gradient(135deg, var(--color-cool-white) 0%, rgba(255, 214, 236, 0.5) 100%);
    border-bottom: var(--border-line);
}

.case-state-card .state-visual svg {
    overflow: visible;
}

.case-state-card .state-meta {
    display: flex;
    flex: 1;
    flex-direction: column;
}

.case-state-card .state-tag {
    color: var(--color-primary);
    font-family: var(--font-display);
    letter-spacing: 0.12em;
}

.case-state-card .state-name {
    color: var(--color-black);
    font-family: var(--font-body);
}

.case-state-card .state-desc {
    color: var(--color-gray-600);
    font-family: var(--font-body);
    font-size: 13px;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.case-system {
    gap: clamp(32px, 5vw, 64px);
}

.case-system-block {
    min-width: 0;
}

.case-system-block h3 {
    border-bottom: var(--border-line);
    color: var(--color-black);
    font-family: var(--font-display);
    font-size: 12px;
    line-height: 1.5;
}

.case-system-block:first-of-type {
    border: var(--border-line);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(223, 242, 255, 0.52));
    box-shadow: var(--shadow-pop-sm);
}

.case-color-row {
    gap: 16px;
}

.case-color-chip {
    min-width: min(100%, 148px);
    min-height: 132px;
    border: var(--border-line);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-pop-sm);
    font-family: var(--font-pixel);
}

.case-color-chip:hover,
.case-color-chip:not(.is-light):hover,
.case-color-chip.is-light:hover {
    box-shadow: var(--shadow-pop-pink);
}

.case-color-chip strong {
    font-family: var(--font-display);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.case-color-chip strong + span {
    font-family: var(--font-pixel);
    font-size: 24px;
    letter-spacing: 0.02em;
    line-height: 1;
    opacity: 0.95;
}

.case-color-chip strong + span + span {
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 600;
    opacity: 0.78;
}

.case-type-stack {
    gap: 18px;
}

.case-type-row {
    padding: 22px;
    border: var(--border-line);
    border-radius: var(--radius-md);
    background: var(--color-white);
    box-shadow: var(--shadow-pop-sm);
}

.case-type-row:last-child {
    border-bottom: var(--border-line);
}

.case-type-sample.case-type-sample--colorgram-display {
    font-family: var(--font-display);
    font-style: normal;
}

.case-type-sample.case-type-sample--colorgram-h1 {
    font-family: var(--font-serif);
}

.case-type-sample.case-type-sample--colorgram-body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
}

.case-type-sample.case-type-sample--colorgram-mono {
    font-family: var(--font-pixel);
}

.case-type-meta {
    color: var(--color-gray-600);
}

.ba-title {
    margin-bottom: var(--space-12);
    font-size: var(--font-size-h4);
}

.ba-caption {
    color: var(--text-sub);
    line-height: 1.7;
}

.card.is-focused {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

@media (max-width: 1024px) {
    .interview-card-group,
    .before-after-card-group {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 640px) {
    .case-states-grid {
        grid-template-columns: 1fr;
    }

    .case-color-chip {
        min-width: 0;
    }
}