/* ════════════════════════════════════════
   PORTFOLIO — Business Assistant
   Aesthetic: Editorial Luxury · Warm Ivory + Charcoal + Copper
   ════════════════════════════════════════ */

:root {
  --ivory:    #F4F0E8;
  --cream:    #EDE8DC;
  --warm-white: #FAF8F4;
  --charcoal: #1C1C1E;
  --dark:     #111110;
  --copper:   #B87333;
  --copper-light: #D4944A;
  --try: #b4a7b2;
  --muted:    #7A7166;
  --border:   rgba(28,28,30,0.12);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'DM Mono', monospace;

  --max-w: 1160px;
  --pad: clamp(1.5rem, 5vw, 4rem);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--ivory);
  color: var(--charcoal);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── UTILITIES ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.section {
  padding: clamp(5rem, 10vw, 9rem) 0;
}

.section__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 1.2rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--dark);
  margin-bottom: 3rem;
}

.section__title em {
  font-style: italic;
  color: var(--copper);
}

/* ════════════════════════════════════════
   NAV
   ════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem var(--pad);
  background: rgba(244,240,232,0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: padding 0.3s;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--dark);
}

.nav__links {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav__links a {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}
.nav__links a:hover { color: var(--charcoal); }

.nav__cta {
  background: var(--charcoal);
  color: var(--ivory) !important;
  padding: 0.5rem 1.2rem;
  border-radius: 2px;
  transition: background 0.2s !important;
}
.nav__cta:hover { background: var(--copper) !important; }

/* ════════════════════════════════════════
   HERO
   ════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  background: var(--dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 0 var(--pad);
}

.hero__noise {
  position: absolute;
  inset: 0;
  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='0.04'/%3E%3C/svg%3E");
  background-size: 256px;
  opacity: 0.4;
  pointer-events: none;
}

/* Decorative diagonal line */
.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 15%;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--copper) 30%, var(--copper) 70%, transparent);
  opacity: 0.25;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-top: 7rem;
  width: 100%;
  animation: fadeUp 0.9s ease both;
}

.hero__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--copper-light);
  margin-bottom: 1.5rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 300;
  line-height: 0.98;
  color: var(--ivory);
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

.hero__title em {
  font-style: italic;
  color: var(--copper-light);
}

.hero__sub {
  font-size: 1rem;
  color: rgba(244,240,232,0.55);
  max-width: 42ch;
  line-height: 1.7;
  margin-bottom: 3rem;
  font-weight: 300;
}

.hero__btn {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--copper);
  color: var(--copper-light);
  padding: 0.9rem 2.2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 0.25s, color 0.25s;
}
.hero__btn:hover {
  background: var(--copper);
  color: var(--dark);
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: var(--pad);
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(244,240,232,0.3);
  animation: fadeUp 1.2s ease both;
}
.hero__line {
  width: 60px;
  height: 1px;
  background: rgba(244,240,232,0.2);
  animation: expandLine 1.5s ease both 0.5s;
}

/* ════════════════════════════════════════
   ADVANTAGE
   ════════════════════════════════════════ */
.advantage { background: var(--warm-white); }

.advantage__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 1.5px;
  background: var(--border);
  border: 1px solid var(--border);
}

.advantage__card {
  background: var(--warm-white);
  padding: 2.5rem 2rem;
  transition: background 0.2s;
}
.advantage__card:hover { background: var(--cream); }

.advantage__card--large {
  grid-column: 1 / 3;
  background: var(--cream);
  color: var(--ivory);
}
.advantage__card--large:hover { background: #2a2a2c; }
.advantage__card--large h3 { color: var(--ivory); }
.advantage__card--large p { color: rgba(244,240,232,0.65); }

.advantage__card--accent {
  background: var(--cream);
}

.advantage__num {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--copper);
  margin-bottom: 1rem;
  line-height: 1;
}

.advantage__card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  margin-bottom: 0.7rem;
  color: var(--dark);
}
.advantage__card p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ════════════════════════════════════════
   EXPERIENCE
   ════════════════════════════════════════ */
.experience { background: var(--ivory); }

.experience__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 5rem;
  align-items: start;
}

.experience__text {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.75;
  margin-top: 1.5rem;
  max-width: 36ch;
}

.exp__item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 1.5rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
}
.exp__item:first-child { border-top: 1px solid var(--border); }

.exp__year {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--copper);
  letter-spacing: 0.05em;
  padding-top: 0.3rem;
}

.exp__content h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 0.5rem;
}
.exp__content p {
  font-size: 0.87rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ════════════════════════════════════════
   TOOLS
   ════════════════════════════════════════ */
.tools { background: var(--charcoal); }
.tools .section__title { color: var(--ivory); }
.tools .section__label { color: var(--copper-light); }

.tools__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.06);
}

.tool__card {
  background: var(--charcoal);
  padding: 2.2rem 2rem;
  border: none;
  transition: background 0.2s;
}
.tool__card:hover { background: #252525; }

.tool__icon {
  font-size: 1.5rem;
  color: var(--copper);
  margin-bottom: 1rem;
}

.tool__name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--ivory);
  margin-bottom: 0.4rem;
}

.tool__desc {
  font-size: 0.8rem;
  color: rgba(244,240,232,0.4);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

/* ════════════════════════════════════════
   SKILLS
   ════════════════════════════════════════ */
.skills-block { background: var(--cream); }

.skills__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.skill__item {
  display: flex;
  gap: 1.2rem;
  padding: 1.8rem 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.skill__item:nth-child(odd) { padding-right: 3rem; }
.skill__item:nth-child(even) { padding-left: 3rem; border-left: 1px solid var(--border); }

.skill__arrow {
  font-family: var(--font-mono);
  color: var(--copper);
  font-size: 1rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.skill__item h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 0.35rem;
}
.skill__item p {
  font-size: 0.84rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ════════════════════════════════════════
   CASES
   ════════════════════════════════════════ */
.cases { background: var(--warm-white); }

.cases__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.case__item {
  padding: 3rem 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  position: relative;
  transition: background 0.2s;
  cursor: default;
}

.case__item::before {
  content: attr(data-num);
  position: absolute;
  top: 3rem;
  right: 0;
  font-family: var(--font-display);
  font-size: 4.5rem;
  font-weight: 300;
  color: var(--border);
  line-height: 1;
  user-select: none;
}

.case__item:hover { background: var(--cream); margin: 0 -2rem; padding-left: 2rem; padding-right: 2rem; }

.case__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper);
  border: 1px solid var(--copper);
  padding: 0.25rem 0.7rem;
  margin-bottom: 0.8rem;
}

.case__header h3 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 400;
  color: var(--dark);
  line-height: 1.25;
}

.case__body p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 1.4rem;
}

.case__result {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1rem 1.2rem;
  background: rgba(184,115,51,0.07);
  border-left: 3px solid var(--copper);
}

.case__result-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper);
}

.case__result span:last-child {
  font-size: 0.88rem;
  color: var(--charcoal);
  line-height: 1.5;
}

/* ════════════════════════════════════════
   PROCESS
   ════════════════════════════════════════ */
.process { background: var(--ivory); }

.process__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.process__card {
  position: relative;
  padding: 2.5rem 1.8rem;
  border: 1px solid var(--border);
  transition: border-color 0.25s, transform 0.25s;
}
.process__card:hover {
  border-color: var(--copper);
  transform: translateY(-4px);
}

.process__icon {
  font-size: 1.8rem;
  color: var(--copper);
  margin-bottom: 1.2rem;
}

.process__card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 0.7rem;
}

.process__card p {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ════════════════════════════════════════
   CONTACT
   ════════════════════════════════════════ */
.contact {
  background: var(--dark);
  padding: clamp(5rem, 12vw, 11rem) 0;
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.contact .section__title { color: var(--ivory); }
.contact .section__label { color: var(--copper-light); }

.contact p {
  font-size: 0.95rem;
  color: rgba(244,240,232,0.5);
  line-height: 1.75;
  max-width: 40ch;
  margin-bottom: 2.5rem;
}

.contact__links {
  display: flex;
  gap: 1.5rem;
}

.contact__link {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: var(--copper-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(212,148,74,0.35);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.contact__link:hover {
  color: var(--ivory);
  border-color: var(--ivory);
}

.contact__quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
  font-style: italic;
  font-weight: 300;
  color: rgba(244,240,232,0.2);
  line-height: 1.4;
  text-align: right;
  border-right: 2px solid var(--copper);
  padding-right: 2rem;
}

/* ════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════ */
.footer {
  background: #0D0D0C;
  padding: 1.5rem var(--pad);
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: rgba(244,240,232,0.2);
}

/* ════════════════════════════════════════
   ANIMATIONS
   ════════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes expandLine {
  from { width: 0; }
  to   { width: 60px; }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════ */
@media (max-width: 900px) {
  .nav__links { display: none; }
  .advantage__grid { grid-template-columns: 1fr; }
  .advantage__card--large { grid-column: 1; }
  .experience__inner { grid-template-columns: 1fr; gap: 2rem; }
  .tools__grid { grid-template-columns: 1fr 1fr; }
  .skills__grid { grid-template-columns: 1fr; }
  .skill__item:nth-child(even) { padding-left: 0; border-left: none; }
  .case__item { grid-template-columns: 1fr; gap: 1.2rem; }
  .case__item::before { display: none; }
  .case__item:hover { margin: 0; padding-left: 0; padding-right: 0; }
  .process__grid { grid-template-columns: 1fr 1fr; }
  .contact__inner { grid-template-columns: 1fr; }
  .contact__quote { text-align: left; border-right: none; border-left: 2px solid var(--copper); padding-left: 2rem; padding-right: 0; }
}

@media (max-width: 560px) {
  .tools__grid { grid-template-columns: 1fr; }
  .process__grid { grid-template-columns: 1fr; }
  .footer .container { flex-direction: column; gap: 0.5rem; text-align: center; }
}

.hero__photo {
  position: absolute;
  left: 8%;
  bottom: 0;
  width: 580px;
  height: 85%;
  background: url('/static/photo.png') center top / cover no-repeat;
  opacity: 0.75;
  pointer-events: none;
}

.hero__photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, #111110 0%, transparent 50%),
              linear-gradient(to top, #111110 0%, transparent 20%);
}