/* ============================================================
   INAUS ACADEMY — CoffeeLab Page Styles
   ============================================================ */

/* ===== 섹션 공통 ===== */
.section { padding: 140px 0; }
.section-label { font-family: 'Poppins', sans-serif; font-size: 15px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); margin-bottom: 20px; }
.section-title { font-size: 40px; font-weight: 800; color: var(--black); line-height: 1.35; margin-bottom: 16px; letter-spacing: -0.5px; }
.section-title .dot { color: var(--accent); }
.section-desc { font-size: 17px; color: var(--gray-500); font-weight: 330; line-height: 1.9; }
.section-header { margin-bottom: 80px; }

/* ===== REVEAL ===== */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===== HERO ===== */
.hero { height: 100vh; min-height: 700px; position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.hero-bg-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transform: scale(1.04); transition: opacity 1.4s ease, transform 8s ease; }
.hero-bg-slide.active { opacity: 1; transform: scale(1); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.55) 50%, rgba(0,0,0,0.72) 100%), radial-gradient(ellipse at 50% 50%, rgba(232,97,60,0.05) 0%, transparent 60%); z-index: 1; }
.hero-deco { position: absolute; bottom: -60px; right: -20px; font-family: 'Poppins', sans-serif; font-size: clamp(120px, 18vw, 280px); font-weight: 900; color: rgba(255,255,255,0.04); letter-spacing: -8px; line-height: 1; pointer-events: none; user-select: none; z-index: 1; }
.hero-content { position: relative; z-index: 3; text-align: center; padding: 0 20px; }
.hero-logo-img { width: clamp(53px, 7.3vw, 100px); height: auto; display: block; margin: 0 auto 28px; }
.hero-eyebrow { font-family: 'Poppins', sans-serif; font-size: 14px; font-weight: 600; letter-spacing: 5px; text-transform: uppercase; color: var(--accent); margin-bottom: 28px; display: flex; align-items: center; justify-content: center; gap: 16px; }
.hero-eyebrow::before, .hero-eyebrow::after { content: ''; width: 40px; height: 1px; background: var(--accent); opacity: 0.6; }
.hero h1 { font-family: 'Poppins', sans-serif; font-size: clamp(50px, 7vw, 102px); font-weight: 900; color: var(--white); line-height: 1.05; letter-spacing: -2px; margin-bottom: 10px; }
.hero h1 span { color: var(--accent); }
.hero-sub-title { font-family: 'Poppins', sans-serif; font-size: clamp(20px, 2.5vw, 34px); font-weight: 330; color: rgba(255,255,255,0.35); letter-spacing: 8px; text-transform: uppercase; margin-bottom: 48px; }
.hero-desc { font-size: 17px; color: var(--white); font-weight: 500; line-height: 1.9; max-width: 480px; margin: 0 auto 56px; letter-spacing: 0.3px; }
.hero-cta-wrap { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn-primary { display: inline-flex; align-items: center; gap: 10px; padding: 16px 44px; background: var(--accent); color: var(--white); text-decoration: none; font-size: 16px; font-weight: 600; letter-spacing: 0.5px; transition: var(--transition); font-family: 'Noto Sans KR', sans-serif; }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn-outline { display: inline-flex; align-items: center; gap: 10px; padding: 16px 44px; border: 1px solid rgba(255,255,255,0.2); color: var(--white); text-decoration: none; font-size: 16px; font-weight: 500; letter-spacing: 0.5px; transition: var(--transition); font-family: 'Noto Sans KR', sans-serif; }
.btn-outline:hover { background: var(--white); color: var(--black); border-color: var(--white); }

.hero-scroll { position: absolute; bottom: 48px; left: 50%; transform: translateX(-50%); z-index: 10; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.hero-scroll-text { font-family: 'Poppins', sans-serif; font-size: 11px; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,0.3); }
.hero-scroll-line { width: 1px; height: 48px; background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent); animation: scrollLine 2s ease-in-out infinite; }
@keyframes scrollLine {
    0%, 100% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    50% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
}

/* ===== IDENTITY ===== */
.identity { background: var(--white); padding: 120px 0; }
.identity-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--gray-200); }
.identity-left { padding: 80px 72px; border-right: 1px solid var(--gray-200); display: flex; flex-direction: column; justify-content: center; }
.identity-right { padding: 80px 72px; background: var(--black); display: flex; flex-direction: column; justify-content: center; }
.identity-right .section-title { color: var(--white); }
.identity-right .section-desc { color: var(--gray-500); }
.identity-right .section-label { color: var(--accent); }
.identity-logo-mark { margin-bottom: 40px; }
.identity-logo-mark img { width: 240px; height: auto; display: block; }
.identity-philosophy { font-size: 17px; color: var(--gray-600); line-height: 2; font-weight: 330; margin-top: 24px; }
.identity-philosophy strong { color: var(--black); font-weight: 600; }

/* ===== ABOUT ===== */
.about { background: var(--gray-100); }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 120px; align-items: center; }
.about-visual { position: relative; aspect-ratio: 4/5; background: var(--dark); overflow: hidden; }
.about-visual-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 1.4s ease, transform 8s ease; transform: scale(1.04); }
.about-visual-slide.active { opacity: 1; transform: scale(1); }
.about-visual-overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0.45) 100%); z-index: 1; }
.about-visual::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--black); z-index: 2; }
.about-features { display: flex; flex-direction: column; gap: 0; margin-top: 48px; border: 1px solid var(--gray-200); }
.about-feat { display: flex; align-items: flex-start; gap: 24px; padding: 28px 32px; border-bottom: 1px solid var(--gray-200); background: var(--white); transition: var(--transition); }
.about-feat:last-child { border-bottom: none; }
.about-feat:hover { background: var(--gray-100); }
.about-feat-icon { width: 44px; height: 44px; background: var(--accent-soft); flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 18px; color: var(--accent); }
.about-feat-body h4 { font-size: 17px; font-weight: 700; margin-bottom: 4px; color: var(--black); }
.about-feat-body p { font-size: 15px; color: var(--gray-500); font-weight: 330; line-height: 1.7; }

/* ===== STORY ===== */
.story { background: var(--dark); padding: 140px 0; position: relative; overflow: hidden; }
.story::before { content: 'STORY'; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-family: 'Poppins', sans-serif; font-size: clamp(100px, 15vw, 200px); font-weight: 900; color: rgba(255,255,255,0.02); white-space: nowrap; pointer-events: none; letter-spacing: -4px; }
.story .section-label { color: var(--accent); }
.story .section-title { color: var(--white); }
.story-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: 150px; }
.story-card { background: var(--dark-gray); padding: 52px 44px; position: relative; transition: var(--transition); }
.story-card:hover { background: var(--gray-900); }
.story-card-num { font-family: 'Poppins', sans-serif; font-size: 15px; font-weight: 600; letter-spacing: 3px; color: var(--accent); margin-bottom: 28px; }
.story-card h3 { font-size: 20px; font-weight: 700; color: var(--white); line-height: 1.5; margin-bottom: 20px; }
.story-card p { font-size: 16px; color: var(--gray-500); line-height: 1.9; font-weight: 330; }
.story-card::after { content: ''; position: absolute; top: 0; left: 0; width: 0; height: 2px; background: var(--accent); transition: width 0.5s ease; }
.story-card:hover::after { width: 100%; }

/* ===== FEATURES ===== */
.features { background: var(--white); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.feature-card { padding: 60px 52px; border: 1px solid var(--gray-200); margin-right: -1px; margin-bottom: -1px; position: relative; overflow: hidden; transition: var(--transition); }
.feature-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 0; background: var(--black); transition: height 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94); z-index: 0; }
.feature-card:hover::before { height: 100%; }
.feature-card > .feature-num { font-family: 'Poppins', sans-serif; font-size: 82px; font-weight: 800; color: var(--gray-100); line-height: 1; margin-bottom: 32px; transition: color 0.4s ease; position: relative; z-index: 1; }
.feature-card:hover .feature-num { color: rgba(255,255,255,0.06); }
.feature-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 12px; color: var(--black); transition: color 0.4s ease; position: relative; z-index: 1; }
.feature-card:hover h3 { color: var(--white); }
.feature-tag { display: inline-block; font-family: 'Poppins', sans-serif; font-size: 13px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: var(--accent); background: var(--accent-soft); padding: 5px 12px; margin-bottom: 20px; transition: background 0.4s ease, color 0.4s ease; position: relative; z-index: 1; }
.feature-card:hover .feature-tag { background: rgba(232,97,60,0.2); }
.feature-card p { font-size: 16px; color: var(--gray-600); line-height: 1.9; font-weight: 330; transition: color 0.4s ease; position: relative; z-index: 1; }
.feature-card:hover p { color: rgba(255,255,255,0.6); }

/* ===== ROASTING ===== */
.roasting { background: var(--gray-100); }
.roasting-inner { display: grid; grid-template-columns: 1fr 480px; gap: 0; border: 1px solid var(--gray-200); }
.roasting-content { padding: 80px 72px; background: var(--white); }
.roasting-visual { background: var(--black); display: flex; flex-direction: column; justify-content: space-between; padding: 52px; position: relative; overflow: hidden; }
.roasting-visual::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 70% 30%, rgba(232,97,60,0.1) 0%, transparent 60%); }
.roasting-visual-content { position: relative; z-index: 2; }
.roasting-big-text { font-family: 'Poppins', sans-serif; font-size: 74px; font-weight: 900; color: rgba(255,255,255,0.06); line-height: 1; letter-spacing: -3px; position: absolute; bottom: 40px; right: 40px; z-index: 1; }
.roasting-badge { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border: 1px solid var(--accent); color: var(--accent); font-family: 'Poppins', sans-serif; font-size: 14px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 36px; }
.roasting-compare { display: flex; flex-direction: column; gap: 16px; margin-top: 40px; }
.roasting-compare-item { display: flex; flex-direction: column; gap: 8px; }
.roasting-compare-label { font-family: 'Poppins', sans-serif; font-size: 12px; letter-spacing: 2px; text-transform: uppercase; color: var(--gray-500); }
.roasting-compare-bar-wrap { height: 4px; background: var(--gray-800); position: relative; }
.roasting-compare-bar { height: 100%; background: var(--accent); transition: width 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94); width: 0; }
.roasting-compare-bar.animated { width: var(--bar-width); }
.roasting-compare-val { font-family: 'Poppins', sans-serif; font-size: 13px; color: var(--gray-500); text-align: right; }
.polyphenol-highlight { background: var(--accent-soft); border-left: 3px solid var(--accent); padding: 20px 24px; margin-top: 36px; font-size: 16px; color: var(--gray-700); line-height: 1.8; font-weight: 330; }
.polyphenol-highlight strong { color: var(--accent); font-weight: 700; }

/* ===== BEANS ===== */
.beans { background: var(--black); padding: 140px 0; }
.beans .section-label { color: var(--accent); }
.beans .section-title { color: var(--white); }
.beans .section-desc { color: var(--gray-500); }
.beans-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: 150px; }
.bean-card { background: var(--dark-gray); padding: 60px 48px; position: relative; overflow: hidden; transition: var(--transition); cursor: default; }
.bean-card:hover { background: var(--gray-900); }
.bean-origin { font-family: 'Poppins', sans-serif; font-size: 13px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); margin-bottom: 20px; }
.bean-flag { font-size: 42px; margin-bottom: 24px; display: block; line-height: 1; color: var(--white); }
.bean-card h3 { font-family: 'Poppins', sans-serif; font-size: 24px; font-weight: 700; color: var(--white); line-height: 1.3; margin-bottom: 8px; }
.bean-farm { font-size: 15px; color: var(--gray-500); font-style: italic; margin-bottom: 28px; font-weight: 330; }
.bean-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.bean-tag { font-family: 'Poppins', sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; padding: 5px 12px; border: 1px solid var(--gray-700); color: var(--gray-400); transition: var(--transition-fast); }
.bean-card:hover .bean-tag { border-color: var(--gray-600); color: var(--gray-300); }
.bean-grade { display: inline-block; padding: 7px 16px; font-family: 'Poppins', sans-serif; font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; }
.bean-grade.specialty { background: var(--accent); color: var(--white); }
.bean-grade.microlot { background: transparent; border: 1px solid var(--accent); color: var(--accent); }
.bean-card-deco { position: absolute; bottom: -20px; right: -20px; font-family: 'Poppins', sans-serif; font-size: 102px; font-weight: 900; color: rgba(255,255,255,0.12); line-height: 1; pointer-events: none; }

.beans-grade-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; margin-top: 2px; }
.beans-grade-item { background: var(--dark-gray); padding: 48px 52px; }

/* ===== QUOTE ===== */
.quote-section { background: var(--white); padding: 120px 0; text-align: center; position: relative; overflow: hidden; }
.quote-section::before { content: '\201C'; position: absolute; top: -40px; left: 50%; transform: translateX(-50%); font-family: 'Poppins', sans-serif; font-size: 302px; font-weight: 900; color: var(--gray-100); line-height: 1; pointer-events: none; z-index: 0; }
.quote-section .container { position: relative; z-index: 1; }
.quote-text { font-size: clamp(20px, 2.5vw, 30px); font-weight: 700; color: var(--black); line-height: 1.7; max-width: 800px; margin: 0 auto 28px; letter-spacing: -0.3px; }
.quote-text em { color: var(--accent); font-style: normal; }
.quote-source { font-family: 'Poppins', sans-serif; font-size: 15px; color: var(--gray-400); letter-spacing: 2px; text-transform: uppercase; }
.quote-divider { width: 40px; height: 1px; background: var(--gray-300); margin: 20px auto; }
.quote-detail { margin-top: 40px; font-size: 17px; color: var(--gray-600); line-height: 2; max-width: 1000px; margin-left: auto; margin-right: auto; text-align: center; }

/* ===== PRINCIPLE ===== */
.principle { background: var(--dark); padding: 140px 0; position: relative; overflow: hidden; }
.principle::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(232,97,60,0.05) 0%, transparent 60%); pointer-events: none; }
.principle .container { position: relative; z-index: 2; }
.principle-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 120px; align-items: center; }
.principle .section-label { color: var(--accent); }
.principle .section-title { color: var(--white); }
.principle .section-desc { color: var(--gray-500); margin-bottom: 48px; }
.principle-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; }
.principle-stat { background: var(--dark-gray); padding: 32px 28px; transition: var(--transition); }
.principle-stat:hover { background: var(--gray-900); }
.principle-stat-num { font-family: 'Poppins', sans-serif; font-size: 38px; font-weight: 800; color: var(--white); line-height: 1; margin-bottom: 8px; }
.principle-stat-num span { color: var(--accent); }
.principle-stat-label { font-size: 15px; color: var(--gray-500); font-weight: 330; }

/* ===== CTA ===== */
.cta-section { background: var(--accent); padding: 100px 0; text-align: center; }
.cta-section h2 { font-family: 'Poppins', sans-serif; font-size: clamp(26px, 3.5vw, 46px); font-weight: 900; color: var(--white); letter-spacing: -1px; margin-bottom: 20px; line-height: 1.2; }
.cta-section p { font-size: 18px; color: rgba(255,255,255,0.75); font-weight: 330; margin-bottom: 52px; line-height: 1.8; }
.cta-btn { display: inline-flex; align-items: center; gap: 10px; padding: 18px 56px; background: var(--white); color: var(--accent); text-decoration: none; font-size: 17px; font-weight: 700; letter-spacing: 0.5px; transition: var(--transition); font-family: 'Noto Sans KR', sans-serif; }
.cta-btn:hover { background: var(--black); color: var(--white); transform: translateY(-2px); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1100px) {
    .identity-grid { grid-template-columns: 1fr; }
    .identity-left { border-right: none; border-bottom: 1px solid var(--gray-200); padding: 60px 48px; }
    .identity-right { padding: 60px 48px; }
    .about-inner { grid-template-columns: 1fr; gap: 60px; }
    .about-visual { aspect-ratio: 16/7; }
    .story-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .beans-grid { grid-template-columns: 1fr; }
    .beans-grade-grid { grid-template-columns: 1fr; }
    .roasting-inner { grid-template-columns: 1fr; }
    .principle-inner { grid-template-columns: 1fr; gap: 60px; }
}
@media (max-width: 768px) {
    .hero { height: 100vh; min-height: 600px; }
    .section { padding: 80px 0; }
    .section-title { font-size: 30px; }
    .container { padding: 0 20px; }
    .story-grid { grid-template-columns: 1fr; }
    .beans-grid { grid-template-columns: 1fr; }
    .beans-grade-grid { grid-template-columns: 1fr; }
    .principle-stats { grid-template-columns: 1fr 1fr; }
    .identity-left, .identity-right { padding: 48px 28px; }
    .roasting-content { padding: 48px 28px; }
    .roasting-visual { padding: 48px 28px; min-height: 320px; }
    .beans-grade-item { padding: 36px 28px; }
}