/* =========================================================
   1. ROOT / DESIGN TOKENS
========================================================= */

:root {
  --bg-top: #fbfbfc;
  --bg-bottom: #f3f4f6;

  --text: #111111;
  --muted: #6a7480;

  --line: rgba(17, 17, 17, 0.10);
  --line-strong: rgba(17, 17, 17, 0.16);

  --red: #ef2029;
  --red-dark: #c41620;
  --red-soft: rgba(239, 32, 41, 0.08);

  --dark-1: #17181b;
  --dark-2: #0f1012;

  --white-soft: rgba(255, 255, 255, 0.78);
  --white-line: rgba(255, 255, 255, 0.16);
  --white-line-strong: rgba(255, 255, 255, 0.22);

  --container: 1140px;
  --radius: 22px;
}


/* =========================================================
   2. RESET / BASE
========================================================= */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: Inter, Arial, Helvetica, sans-serif;
  color: var(--text);
  line-height: 1.55;

  background:
    radial-gradient(circle at 20% 0%, rgba(239,32,41,0.06), transparent 40%),
    radial-gradient(circle at 80% 100%, rgba(0,0,0,0.04), transparent 50%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));}

img {
  display: block;
  max-width: 100%;
}

h1, h2, h3, p {
  margin-top: 0;
}

ul {
  margin: 0;
  padding: 0;
}


/* =========================================================
   3. LAYOUT / CONTAINERS
========================================================= */

.container {
  width: min(calc(100% - 48px), var(--container));
  margin: 0 auto;
}

.section-label {
  margin-bottom: 18px;
  color: rgba(17, 17, 17, 0.44);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.26em;
  text-transform: uppercase;
}

.section-title {
  margin-bottom: 40px;
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 1.04;
  letter-spacing: -0.05em;
}


/* =========================================================
   4. HEADER
========================================================= */

.site-header {
  border-bottom: 1px solid var(--line);
}

.header-inner {
  padding: 28px 0;
}

.site-logo {
  height: 58px;
  width: auto;
}


/* =========================================================
   5. HERO
========================================================= */

.hero {
  padding: 84px 0 56px;
  text-align: center;
}

.hero::after {
  content: "";
  display: block;
  width: 80px;
  height: 3px;
  background: var(--red);
  margin: 40px auto 0;
  border-radius: 2px;
}

.hero-inner {
  max-width: var(--container);
  margin: 0 auto;
}

.eyebrow {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(239, 32, 41, 0.18);
  background: var(--red-soft);
  color: var(--red);

  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.20em;
  text-transform: uppercase;
}

.hero-title {
  margin: 26px 0 0;
  font-size: clamp(3rem, 6vw, 5.6rem);
  line-height: 1.02;
  letter-spacing: -0.055em;
}

.hero-description {
  margin-top: 36px;
  text-align: center;
  max-width: 760px%;
  color: var(--muted);
  font-size: 1.12rem;
}


/* =========================================================
   6. CORE PROFILE + ACTIVITIES (INFO CARDS)
========================================================= */

.info-section {
  padding-top: 48px;
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.info-card {
  padding: 30px;
  border-radius: var(--radius);
}

/* Red card */

.info-card-red {
  background: linear-gradient(180deg, #da1f29 0%, #b7161f 100%);
  box-shadow: 0 20px 44px rgba(201, 22, 31, 0.16);
}

/* Dark card */

.info-card-dark {
  background: linear-gradient(180deg, var(--dark-1) 0%, var(--dark-2) 100%);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.18);
}

/* Card text */

.card-label {
  margin-bottom: 20px;
  color: var(--white-soft);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

/* Profile */

.profile-list {
  border-top: 1px solid var(--white-line-strong);
}

.profile-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 22px;
  padding: 16px 0;
  border-bottom: 1px solid var(--white-line);
}

.profile-key {
  color: var(--white-soft);
}

.profile-value {
  color: #ffffff;
  font-weight: 700;
}

/* Activities */

.activity-list {
  list-style: none;
  border-top: 1px solid var(--white-line-strong);
}

.activity-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--white-line);
  color: #ffffff;
}


/* =========================================================
   7. PORTFOLIO
========================================================= */

.portfolio-section {
  padding-top: 72px;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px 48px;
}

.portfolio-item {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.portfolio-item:hover {
  transform: translateY(-3px);
}

.portfolio-index {
  margin-bottom: 12px;
  color: rgba(17, 17, 17, 0.34);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
}

.portfolio-name {
  margin-bottom: 8px;
  font-size: 1.2rem;
  font-weight: 600;
}

.portfolio-description {
  color: var(--muted);
}


/* =========================================================
   8. APPROACH
========================================================= */

.approach-section {
  padding-top: 80px;
}

.approach-title {
  margin-bottom: 24px;
  font-size: clamp(2.8rem, 4.2vw, 3.8rem);
  line-height: 0.96;
}

.approach-description {
  max-width: 100%;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 1.12rem;
}

.approach-points {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 28px;
  margin-top: 36px;
}

.approach-point {
  padding-top: 14px;
  border-top: 1px solid var(--line-strong);
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1.45;
}

/* =========================================================
   9. FOOTER
========================================================= */

.site-footer {
  margin-top: 84px;
  border-top: 1px solid var(--line);
}

.footer-inner {
  padding: 30px 0;
}

.footer-brand {
  color: rgba(17, 17, 17, 0.78);
  font-weight: 600;
}


/* =========================================================
   10. RESPONSIVE
========================================================= */

@media (max-width: 980px) {
  .info-grid,
  .portfolio-grid,
  .approach-points {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {

  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .hero {
    padding: 56px 0 42px;
  }

  .hero-title {
  line-height: 1.05;
  letter-spacing: -0.04em;
}

  .profile-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

}