/* TOEFL TRADING — warm paper, wine & terracotta accents, card-forward layout */
:root {
  --bg: #f4ebe0;
  --surface: #fffdf8;
  --ink: #1c1410;
  --muted: rgba(28, 20, 16, 0.72);
  --line: rgba(42, 24, 16, 0.12);
  --wine: #722f37;
  --wine-dark: #5c252c;
  --terra: #c45c26;
  --night: #2a1810;
  --shadow: 0 22px 50px rgba(42, 24, 16, 0.12);
  --radius: 14px;
  --radius-lg: 22px;
  --max: 1160px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 600px at 10% -10%, rgba(196, 92, 38, 0.08), transparent 55%),
    var(--bg);
  line-height: 1.55;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

a {
  color: var(--wine-dark);
}

.container {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(42, 24, 16, 0.94);
  border-bottom: 1px solid rgba(247, 240, 232, 0.12);
  backdrop-filter: blur(12px);
}

.site-header__inner {
  width: min(var(--max), calc(100% - 2.5rem));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.site-logo img {
  display: block;
  height: 40px;
  width: auto;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.2rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.site-nav a {
  text-decoration: none;
  color: #f7f0e8;
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  border-bottom-color: var(--terra);
  color: #fff;
}

/* Hero carousel — 3 slides, per-slide caption */
.hero-wrap {
  padding: 1rem 0 0;
}

.hero {
  position: relative;
  margin: 0 auto;
  width: min(var(--max), calc(100% - 2.5rem));
  min-height: min(640px, 88vh);
  border-radius: var(--radius-lg);
  overflow: hidden;
  isolation: isolate;
  box-shadow: var(--shadow);
}

.hero__slides {
  position: absolute;
  inset: 0;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 720ms ease;
}

.hero__slide.is-active {
  opacity: 1;
  z-index: 1;
}

.hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__cap-gradient {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(190deg, rgba(42, 24, 16, 0.1) 20%, rgba(42, 24, 16, 0.75) 100%);
  pointer-events: none;
}

.hero__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: clamp(2rem, 5vw, 3.5rem);
  max-width: 52rem;
  color: #fff7ef;
}

.hero__kicker {
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.72rem;
  opacity: 0.92;
  margin: 0 0 0.65rem;
}

.hero__title {
  font-size: clamp(1.85rem, 4vw, 3.15rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 0.65rem;
}

.hero__lead {
  margin: 0 0 1.35rem;
  max-width: 46ch;
  font-size: clamp(0.98rem, 1.55vw, 1.12rem);
  opacity: 0.92;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.15rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 650;
  font-size: 0.92rem;
  border: 1px solid transparent;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
  cursor: pointer;
  font-family: inherit;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: #fff7ef;
  color: var(--night);
}

.btn--primary:hover {
  background: #fff;
}

.btn--ghost {
  color: #fff7ef;
  border-color: rgba(255, 247, 239, 0.4);
  background: rgba(255, 247, 239, 0.08);
}

.btn--ghost:hover {
  background: rgba(255, 247, 239, 0.14);
}

.hero__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 247, 239, 0.35);
  background: rgba(42, 24, 16, 0.35);
  color: #fff7ef;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  backdrop-filter: blur(8px);
  transition: background 150ms ease;
}

.hero__arrow:hover {
  background: rgba(42, 24, 16, 0.55);
}

.hero__arrow--prev {
  left: 0.85rem;
}

.hero__arrow--next {
  right: 0.85rem;
}

.hero__dots {
  position: absolute;
  left: 50%;
  bottom: 1.1rem;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 0.5rem;
  padding: 0.45rem 0.6rem;
  border-radius: 999px;
  background: rgba(28, 20, 16, 0.35);
  border: 1px solid rgba(255, 247, 239, 0.2);
  backdrop-filter: blur(10px);
}

.hero__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  background: rgba(255, 247, 239, 0.45);
  cursor: pointer;
}

.hero__dot.is-active {
  background: #fff7ef;
  transform: scale(1.12);
}

@media (max-width: 720px) {
  .hero {
    border-radius: 16px;
    min-height: min(600px, 90vh);
  }

  .hero__arrow {
    width: 38px;
    height: 38px;
    font-size: 1.25rem;
  }

  .hero__arrow--prev {
    left: 0.5rem;
  }

  .hero__arrow--next {
    right: 0.5rem;
  }

  .hero__caption {
    padding: 1.5rem 1.15rem 3.25rem;
  }
}

/* Sections */
.cmp-container {
  width: min(1140px, calc(100% - 3rem));
  margin: 0 auto;
}

.cmp-section {
  padding: clamp(3rem, 5.2vw, 5rem) 0;
}

.cmp-section__head {
  margin-bottom: 1.35rem;
}

.cmp-section__head--center {
  text-align: center;
}

.cmp-kicker {
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 0.74rem;
  color: var(--wine);
  font-weight: 650;
  margin: 0 0 0.55rem;
}

.cmp-title {
  font-size: clamp(1.55rem, 2.4vw, 2.1rem);
  letter-spacing: -0.02em;
  margin: 0;
}

/* Product grid — fixed 4 columns, equal cards */
.cmp-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.05rem;
}

.cmp-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.cmp-card__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.cmp-card__body {
  padding: 1rem 1rem 1.1rem;
  display: grid;
  gap: 0.35rem;
}

.cmp-card__title {
  margin: 0;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
}

.cmp-card__desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 1080px) {
  .cmp-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .cmp-container {
    width: calc(100% - 2.25rem);
  }

  .cmp-grid-4 {
    grid-template-columns: 1fr;
  }
}

/* Company intro (index) */
.intro-split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1.5rem;
  align-items: center;
}

.intro-split__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.intro-split__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 280px;
}

.intro-split__text h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.45rem, 2.2vw, 1.85rem);
}

.intro-split__text p {
  margin: 0 0 0.85rem;
  color: var(--muted);
}

@media (max-width: 900px) {
  .intro-split {
    grid-template-columns: 1fr;
  }
}

/* Testimonials */
.cmp-testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.05rem;
}

.cmp-review {
  border-radius: var(--radius);
  padding: 1.2rem 1.2rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  min-height: 100%;
}

.cmp-review__head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.cmp-review__avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(196, 92, 38, 0.35);
}

.cmp-review__name {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.cmp-review__role {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 0.1rem;
}

.cmp-review__stars {
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
  color: #d97706;
}

.cmp-review__text {
  margin: 0;
  color: var(--muted);
}

@media (max-width: 1080px) {
  .cmp-testimonials {
    grid-template-columns: 1fr;
  }
}

/* Split message */
.cmp-split {
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  gap: 1.1rem;
  align-items: stretch;
}

.cmp-split__media {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  min-height: 260px;
}

.cmp-split__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cmp-form {
  border-radius: var(--radius);
  padding: 1.2rem;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: grid;
  gap: 0.85rem;
}

.cmp-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.cmp-field {
  display: grid;
  gap: 0.32rem;
}

.cmp-field__label {
  font-size: 0.88rem;
  color: var(--muted);
}

.cmp-field__input,
.cmp-field__textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 0.8rem 0.9rem;
  background: #fff;
  outline: none;
  font: inherit;
}

.cmp-field__textarea {
  resize: vertical;
}

.cmp-field__input:focus,
.cmp-field__textarea:focus {
  border-color: rgba(114, 47, 55, 0.45);
}

.cmp-form__hint {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.btn--block {
  width: fit-content;
}

@media (max-width: 980px) {
  .cmp-split {
    grid-template-columns: 1fr;
  }
}

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

/* Contact page */
.contact-hero {
  width: 100%;
  max-height: 420px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.contact-hero img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.contact-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
  padding: clamp(2.5rem, 4vw, 3.5rem) 0 4rem;
}

.contact-split__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.contact-split__media img {
  width: 100%;
  display: block;
  object-fit: cover;
  min-height: 320px;
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.5rem 1.35rem;
  box-shadow: var(--shadow);
}

.contact-card h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 2.2vw, 1.9rem);
}

.contact-card p {
  margin: 0 0 0.65rem;
  color: var(--muted);
}

.contact-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.contact-list dt {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--wine);
  font-weight: 650;
}

.contact-list dd {
  margin: 0.2rem 0 0;
}

.contact-list a {
  word-break: break-word;
}

@media (max-width: 900px) {
  .contact-split {
    grid-template-columns: 1fr;
  }
}

/* About page */
.about-stack {
  padding: clamp(2rem, 4vw, 3rem) 0 4rem;
  display: grid;
  gap: 2rem;
}

.about-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.about-figure img {
  width: 100%;
  display: block;
  max-height: 520px;
  object-fit: cover;
}

.about-prose {
  max-width: 70ch;
}

.about-prose h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.65rem, 2.6vw, 2.2rem);
}

.about-prose p {
  margin: 0 0 1rem;
  color: var(--muted);
}

/* Footer */
.site-footer {
  background: var(--night);
  color: #e8dfd4;
  padding: 2.75rem 0 2rem;
  margin-top: 0;
}

.site-footer a {
  color: #f0e6d8;
}

.site-footer__grid {
  width: min(var(--max), calc(100% - 2.5rem));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 1.5rem;
}

.site-footer__brand img {
  height: 42px;
  width: auto;
  display: block;
  margin-bottom: 0.75rem;
}

.site-footer__brand p {
  margin: 0;
  font-size: 0.92rem;
  opacity: 0.88;
  max-width: 36ch;
}

.site-footer h3 {
  margin: 0 0 0.65rem;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(247, 240, 232, 0.55);
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.site-footer ul a {
  text-decoration: none;
  opacity: 0.9;
}

.site-footer ul a:hover {
  opacity: 1;
  color: var(--terra);
}

.social {
  display: flex;
  gap: 0.65rem;
  margin-top: 0.5rem;
}

.social a {
  display: inline-flex;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  background: rgba(247, 240, 232, 0.08);
  border: 1px solid rgba(247, 240, 232, 0.14);
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 700;
}

.social a:hover {
  background: rgba(196, 92, 38, 0.25);
  border-color: rgba(196, 92, 38, 0.45);
}

@media (max-width: 960px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
  }
}