/* ═══════════════════════════════════════════════
   INSIGHTANGO · by Amanda · style.css
═══════════════════════════════════════════════ */

:root {
  --black:        #0d0b09;
  --deep:         #141210;
  --surface:      #1c1916;
  --surface2:     #242018;
  --gold:         #c9a84c;
  --gold-light:   #e2c97e;
  --gold-dim:     #7a6330;
  --cream:        #f0e8d8;
  --cream-dim:    #a89880;
  --white:        #faf7f2;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Jost', 'Helvetica Neue', sans-serif;
  --max-w:        1160px;
  --nav-h:        72px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--black);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}
.centered { text-align: center; }

.section-label {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  display: block;
}
h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 28px;
}
h2 em { font-style: italic; color: var(--gold-light); }
h3 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 12px;
}
p {
  color: var(--cream-dim);
  margin-bottom: 16px;
  font-weight: 300;
}
p:last-child { margin-bottom: 0; }

/* Fade-in on scroll */
.fade-in {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════
   NAV
══════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}
#navbar.scrolled {
  background: rgba(13,11,9,0.96);
  box-shadow: 0 1px 0 rgba(201,168,76,0.15);
  backdrop-filter: blur(8px);
}
.nav-logo { display: flex; align-items: center; }
#nav-logo-img {
  height: 44px;
  width: 44px;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid var(--gold-dim);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cream-dim);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--gold-light); }
.nav-links .nav-cta {
  padding: 9px 22px;
  border: 1px solid var(--gold-dim);
  color: var(--gold-light);
  border-radius: 2px;
  transition: background 0.2s, color 0.2s;
}
.nav-links .nav-cta:hover {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--cream);
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(13,11,9,0.98);
  z-index: 99;
  padding: 32px 40px 40px;
  border-bottom: 1px solid var(--gold-dim);
}
.mobile-menu.open { display: block; }
.mobile-menu ul { display: flex; flex-direction: column; gap: 24px; }
.mobile-menu a {
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 300;
  color: var(--cream);
}
.mobile-menu a:hover { color: var(--gold-light); }

/* ══════════════
   HERO
══════════════ */
#hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('images/hero1.jpg');
  background-size: cover;
  background-position: center top;
  background-attachment: fixed;
  z-index: 0;
}

/* iOS/Safari fix: background-attachment fixed breaks on mobile */
@supports (-webkit-touch-callout: none) {
  .hero-bg {
    background-attachment: scroll;
    background-position: center center;
  }
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(13,11,9,0.45) 0%,
    rgba(13,11,9,0.55) 50%,
    rgba(13,11,9,0.82) 100%
  );
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  animation: heroReveal 1.4s ease forwards;
}
@keyframes heroReveal {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
  font-weight: 400;
}
.hero-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 28px;
}
.hero-title-main {
  font-family: var(--font-display);
  font-size: clamp(3.8rem, 9vw, 8rem);
  font-weight: 300;
  line-height: 1;
  color: var(--white);
  letter-spacing: 0.04em;
}
.hero-title-by {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.8rem);
  font-style: italic;
  font-weight: 300;
  color: var(--gold-light);
  letter-spacing: 0.18em;
  margin-top: 6px;
}
.hero-title-line {
  display: block;
  height: 1px;
  width: 0;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  margin-top: 18px;
  animation: lineReveal 1.2s ease 0.8s forwards;
}
@keyframes lineReveal {
  from { width: 0; opacity: 0; }
  to   { width: 220px; opacity: 1; }
}
.hero-tagline {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  font-weight: 300;
  color: var(--cream);
  opacity: 0.85;
  margin-bottom: 40px;
  line-height: 1.8;
}
.btn-primary {
  display: inline-block;
  padding: 14px 36px;
  border: 1px solid var(--gold);
  color: var(--gold-light);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: background 0.25s, color 0.25s;
}
.btn-primary:hover { background: var(--gold); color: var(--black); }
.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  animation: fadeInUp 1.8s ease 1s both;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.hero-scroll-hint span {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dim);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gold-dim), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 1; }
}

/* ══════════════
   ABOUT
══════════════ */
#about {
  padding: 120px 0;
  background: var(--deep);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-text p { font-size: 1rem; line-height: 1.85; }
.deco-quote {
  border-left: 2px solid var(--gold-dim);
  padding: 40px 48px;
  position: relative;
}
.deco-quote::before {
  content: '"';
  position: absolute;
  top: -20px; left: 40px;
  font-family: var(--font-display);
  font-size: 8rem;
  color: var(--gold-dim);
  opacity: 0.3;
  line-height: 1;
}
blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.55;
  color: var(--cream);
}

/* ══════════════
   EXPERIENCES
══════════════ */
#experiences {
  padding: 120px 0;
  background: var(--black);
}
.section-title { margin-bottom: 64px; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.card {
  background: var(--surface);
  border: 1px solid rgba(201,168,76,0.08);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: background 0.3s, border-color 0.3s;
}
.card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
  z-index: 2;
}
.card:hover { background: var(--surface2); border-color: rgba(201,168,76,0.2); }
.card:hover::after { transform: scaleX(1); }

/* Image panel — hidden until hover */
.card-hover-img {
  position: relative;
  height: 0;
  overflow: hidden;
  transition: height 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
}
.card-hover-img img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.card-hover-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, var(--surface2) 100%);
  z-index: 1;
}
.card:hover .card-hover-img { height: 220px; }
.card:hover .card-hover-img img { transform: scale(1.04); }

/* Card text body */
.card-body {
  padding: 36px 36px 40px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-icon {
  font-size: 0.7rem;
  color: var(--gold);
  margin-bottom: 16px;
}
.card-body h3 { margin-bottom: 12px; }
.card-body p {
  font-size: 0.92rem;
  line-height: 1.8;
  margin-bottom: 20px;
  flex: 1;
}
.card-tag {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dim);
  font-weight: 500;
}

/* Stagger delays */
.cards-grid .card:nth-child(1) { transition-delay: 0.05s; }
.cards-grid .card:nth-child(2) { transition-delay: 0.10s; }
.cards-grid .card:nth-child(3) { transition-delay: 0.15s; }
.cards-grid .card:nth-child(4) { transition-delay: 0.20s; }
.cards-grid .card:nth-child(5) { transition-delay: 0.25s; }
.cards-grid .card:nth-child(6) { transition-delay: 0.30s; }
.cards-grid .card:nth-child(7) { transition-delay: 0.35s; }
.cards-grid .card:nth-child(8) { transition-delay: 0.40s; }
.cards-grid .card:nth-child(9) { transition-delay: 0.45s; }

/* ══════════════
   MILONGA FEATURE
══════════════ */
#milonga {
  background: var(--surface);
  overflow: hidden;
}
.milonga-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
}
.milonga-img-wrap {
  position: relative;
  overflow: hidden;
}
.milonga-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}
.milonga-img-wrap:hover img { transform: scale(1.04); }
.milonga-img-caption {
  position: absolute;
  bottom: 20px; left: 20px;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-dim);
  background: rgba(13,11,9,0.7);
  padding: 6px 12px;
}
.milonga-text {
  padding: 80px 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.milonga-text p { font-size: 1rem; line-height: 1.9; margin-bottom: 20px; }
.btn-secondary {
  display: inline-block;
  margin-top: 12px;
  padding: 12px 28px;
  border: 1px solid var(--gold-dim);
  color: var(--gold);
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: 2px;
  align-self: flex-start;
  transition: background 0.25s, color 0.25s;
}
.btn-secondary:hover {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

/* ══════════════
   AMANDA
══════════════ */
#amanda {
  padding: 120px 0;
  background: var(--deep);
}
.amanda-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.amanda-text p { font-size: 1rem; line-height: 1.85; }
.amanda-lang {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: 24px;
  font-weight: 500;
}
.amanda-img-wrap { position: relative; }
.amanda-img-wrap img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  object-position: center top;
  border: 1px solid rgba(201,168,76,0.15);
}
.amanda-img-wrap::before {
  content: '';
  position: absolute;
  top: 16px; left: 16px; right: -16px; bottom: -16px;
  border: 1px solid var(--gold-dim);
  opacity: 0.3;
  z-index: -1;
}

/* ══════════════
   CONTACT
══════════════ */
#contact {
  padding: 120px 0;
  background: var(--black);
  position: relative;
  overflow: hidden;
}
#contact::before {
  content: 'TANGO';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: 22vw;
  font-weight: 300;
  color: rgba(201,168,76,0.03);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: 0.1em;
}
.contact-subtitle {
  font-size: 1.05rem;
  text-align: center;
  max-width: 560px;
  margin: 0 auto 64px;
  color: var(--cream-dim);
}
.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: 640px;
  margin: 0 auto;
}
.contact-card {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 28px 36px;
  background: var(--surface);
  border: 1px solid rgba(201,168,76,0.08);
  transition: background 0.25s, border-color 0.25s;
}
.contact-card:hover {
  background: var(--surface2);
  border-color: rgba(201,168,76,0.25);
}
.contact-icon { width: 40px; height: 40px; flex-shrink: 0; color: var(--gold); }
.contact-icon svg { width: 100%; height: 100%; }
.contact-info { display: flex; flex-direction: column; gap: 4px; }
.contact-label {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dim);
  font-weight: 500;
}
.contact-value { font-size: 0.98rem; color: var(--cream); font-weight: 300; }

/* ══════════════
   FOOTER
══════════════ */
footer {
  background: var(--deep);
  border-top: 1px solid rgba(201,168,76,0.12);
  padding: 48px 0;
  text-align: center;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.footer-logo {
  height: 48px; width: 48px;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid var(--gold-dim);
  opacity: 0.7;
}
footer p { font-size: 0.8rem; color: var(--cream-dim); opacity: 0.6; margin: 0; }
.footer-sub { font-size: 0.72rem !important; opacity: 0.4 !important; }

/* ══════════════
   ONLINE LESSONS
══════════════ */
#online {
  padding: 120px 0;
  background: var(--black);
  border-top: 1px solid rgba(201,168,76,0.1);
}
.online-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.online-text p {
  font-size: 1rem;
  line-height: 1.85;
  margin-bottom: 36px;
}
.online-deco {
  display: flex;
  align-items: center;
  justify-content: center;
}
.online-deco-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 60px 48px;
  border: 1px solid rgba(201,168,76,0.15);
}
.online-deco-line {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 300;
  color: var(--cream-dim);
  letter-spacing: 0.12em;
  text-align: center;
}
.online-deco-line--gold {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--gold);
  letter-spacing: 0;
}

/* ══════════════
   TESTIMONIALS
══════════════ */
#testimonials {
  padding: 120px 0;
  background: var(--deep);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-top: 8px;
}
.testimonial {
  background: var(--surface);
  border: 1px solid rgba(201,168,76,0.08);
  padding: 52px 48px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: border-color 0.3s;
}
.testimonial:hover { border-color: rgba(201,168,76,0.2); }
.testimonial-quote {
  font-family: var(--font-display);
  font-size: 3.5rem;
  color: var(--gold-dim);
  line-height: 1;
  opacity: 0.6;
}
.testimonial-text-wrap {
  position: relative;
}
.testimonial-text {
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--cream-dim);
  font-style: italic;
  flex: 1;
  margin-bottom: 0;
  max-height: 172px;
  overflow: hidden;
  transition: max-height 0.5s ease;
}
.testimonial-fade {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 56px;
  background: linear-gradient(to bottom, rgba(0,0,0,0), var(--surface));
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.3s ease;
}
.testimonial-fade.hidden { opacity: 0; }
.read-more-btn {
  background: none;
  border: none;
  padding: 0;
  margin-top: -4px;
  align-self: flex-start;
  font-family: var(--font-body, inherit);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-dim);
  cursor: pointer;
  transition: color 0.3s ease;
}
.read-more-btn:hover { color: var(--white); }
.read-more-btn.is-hidden { display: none; }
.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 20px;
  border-top: 1px solid rgba(201,168,76,0.12);
}
.testimonial-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--white);
  letter-spacing: 0.04em;
}
.testimonial-origin {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dim);
  font-weight: 500;
}

/* ══════════════
   RESPONSIVE
══════════════ */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .about-grid,
  .amanda-grid { grid-template-columns: 1fr; gap: 48px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .card-hover-img { height: 180px; }
  .card-hover-img img { height: 180px; }
  .online-inner { grid-template-columns: 1fr; gap: 48px; }
  .online-deco { display: none; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .milonga-img-wrap { height: 320px; }
  .milonga-text { padding: 56px 40px; }
  .amanda-img-wrap { max-width: 480px; }
  .amanda-img-wrap::before { display: none; }
}

@media (max-width: 580px) {
  .container { padding: 0 20px; }
  #navbar { padding: 0 20px; }
  .cards-grid { grid-template-columns: 1fr; }
  .card-hover-img { height: 200px; }
  .card-hover-img img { height: 200px; }
  #about, #experiences, #amanda, #contact { padding: 80px 0; }
  .milonga-text { padding: 40px 20px; }
  .contact-card { padding: 22px 20px; gap: 20px; }
  .deco-quote { padding: 28px; }
  blockquote { font-size: 1.3rem; }
}