:root {
  --sf-shell: 1280px;
  --sf-gap: 1.5rem;

  --sf-pad: clamp(3rem, 6.5vw, 5.25rem);
}

body {
  letter-spacing: -0.005em;
}

.sf-hero__title,
.sf-coaches__title,
.sf-library__title,
.sf-pricing__title,
.sf-faq__title,
.sf-coach__role,
.sf-card__body h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 0.95;
  color: #fff;
}

.btn { border-radius: 0; }

.sf-arrow::after {
  content: "→";
  font-family: var(--font-display);
  font-weight: 800;
  margin-left: 0.6rem;
  transition: transform var(--transition);
}
.sf-arrow:hover::after,
.sf-arrow:focus-visible::after { transform: translateX(5px); }

.sf-chapter {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  margin-bottom: 1.75rem;
}
.sf-chapter__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 0.8;
  color: var(--brand-accent);
}
.sf-chapter__label {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.85rem;
  font-weight: 600;
  color: #c5ccd4;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}
.tick {
  display: inline-block;
  width: 22px;
  height: 4px;
  background: var(--brand-accent);
  transform: skewX(-22deg);
  flex: none;
}

.sf-hero {
  position: relative;
  min-height: clamp(560px, 88vh, 860px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: #07090b;
}
.sf-hero__media {
  position: absolute;
  inset: 0;
}
.sf-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: grayscale(35%) contrast(1.05);
}

.sf-hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7,9,11,0.94) 0%, rgba(7,9,11,0.78) 42%, rgba(7,9,11,0.18) 100%),
    linear-gradient(0deg, rgba(7,9,11,0.85) 0%, rgba(7,9,11,0) 55%);
}
.sf-hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: clamp(4rem, 12vh, 7rem);
  padding-bottom: clamp(3rem, 7vh, 5rem);
  max-width: 920px;
}
.sf-hero__eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.26em;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--brand-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1.1rem;
}
.sf-hero__title {
  font-size: clamp(3rem, 9.5vw, 7rem);
  line-height: 0.9;
  margin: 0 0 1.5rem;
  color: #fff;
  text-shadow: 0 2px 30px rgba(0,0,0,0.5);
}
.sf-hero__title em {
  font-style: normal;
  color: var(--brand-accent);
}
.sf-hero__sub {
  font-family: var(--font-body);
  font-size: 1.18rem;
  line-height: 1.6;
  color: #e6e9ec;
  max-width: 56ch;
  margin: 0 0 2rem;
  text-transform: none;
  letter-spacing: 0;
}
.sf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.75rem;
}
.sf-hero__trust {
  list-style: none;
  margin: 0;
  padding: 1.5rem 0 0;
  border-top: 1px solid rgba(255,255,255,0.18);
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 5vw, 3.5rem);
}
.sf-hero__trust li { display: flex; flex-direction: column; }
.sf-hero__trust strong {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  line-height: 1;
  color: var(--brand-accent);
}
.sf-hero__trust span {
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #c5ccd4;
  margin-top: 0.35rem;
}

.sf-coaches {
  background: #07090b;
  padding: var(--sf-pad) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.sf-coaches__head {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.sf-coaches__title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  line-height: 0.9;
  margin: 0;
}
.sf-coaches__lede p {
  font-size: 1.08rem;
  line-height: 1.65;
  color: #d6dbe1;
  max-width: 64ch;
  margin: 0 0 1rem;
}
.sf-coaches__lede p:last-child { margin-bottom: 0; }

.sf-coaches__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sf-gap);
}
.sf-coach {
  background: var(--paper-2);
  display: flex;
  flex-direction: column;
}
.sf-coach__media {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
}
.sf-coach__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(40%) contrast(1.05);
  transition: transform var(--transition), filter var(--transition);
}
.sf-coach:hover .sf-coach__media img { transform: scale(1.04); filter: grayscale(0%); }
.sf-coach__num {
  position: absolute;
  left: 0;
  bottom: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.4rem;
  line-height: 1;
  color: #0b0d10;
  background: var(--brand-accent);
  padding: 0.1rem 0.55rem 0;
}
.sf-coach__role {
  font-size: 1.3rem;
  margin: 0.9rem 0.85rem 0.35rem;
  line-height: 1;
}
.sf-coach__area {
  font-size: 0.92rem;
  line-height: 1.5;
  color: #aeb6bf;
  margin: 0 0.85rem 1rem;
}

.sf-library { padding: var(--sf-pad) 0; background: var(--paper); }
.sf-library__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  align-items: end;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.sf-library__title { font-size: clamp(2.2rem, 5.5vw, 4rem); line-height: 0.92; margin: 0; }
.sf-library__head > p {
  font-size: 1.05rem;
  line-height: 1.65;
  color: #c5ccd4;
  max-width: 62ch;
  margin: 0;
}
.sf-library__head strong { color: var(--brand-accent); }

.sf-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sf-gap);
}
.sf-card {
  background: var(--paper-2);
  display: flex;
  flex-direction: column;
}
.sf-card__media {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
}
.sf-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.sf-card:hover .sf-card__media img { transform: scale(1.05); }
.sf-card__tag {
  position: absolute;
  top: 0;
  left: 0;
  background: var(--brand-accent);
  color: #0b0d10;
  font-family: var(--font-display);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  padding: 0.35rem 0.75rem;
}
.sf-card__num {
  position: absolute;
  right: 0.4rem;
  bottom: 0.1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 3rem;
  line-height: 1;
  color: rgba(255,255,255,0.9);
  text-shadow: 0 2px 12px rgba(0,0,0,0.6);
}
.sf-card__body { padding: 1.1rem 1.25rem 1.35rem; }
.sf-card__meta {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  color: var(--brand-accent);
  margin: 0 0 0.4rem;
}
.sf-card__body h3 { font-size: 1.4rem; margin: 0 0 0.5rem; line-height: 1; }
.sf-card__coach { font-size: 0.92rem; color: #aeb6bf; margin: 0 0 1rem; }
.sf-card__stats {
  display: flex;
  gap: 1.1rem;
  border-top: 1px solid var(--line);
  padding-top: 0.85rem;
}
.sf-card__stats span {
  display: flex;
  flex-direction: column;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #8b949e;
}
.sf-card__stats strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  letter-spacing: 0;
}

.sf-library__footer {
  margin: clamp(2rem, 4vw, 3rem) 0 0;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 1.15rem;
  color: #d6dbe1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
}
.sf-library__footer strong { color: var(--brand-accent); font-weight: 800; font-size: 1.5rem; }
.sf-textlink {
  color: var(--brand-accent);
  text-decoration: none;
  font-weight: 700;
}
.sf-textlink:hover, .sf-textlink:focus-visible { color: #fff; text-decoration: none; }

.sf-numbers {
  background: var(--brand-accent);
  padding: clamp(2.75rem, 5vw, 4rem) 0;
}
.sf-numbers__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
}
.sf-numbers__cell {
  border-left: 3px solid rgba(11,13,16,0.35);
  padding-left: 1.1rem;
}
.sf-numbers__n {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 6vw, 4.5rem);
  line-height: 0.85;
  color: #0b0d10;
}
.sf-numbers__l {
  display: block;
  margin-top: 0.7rem;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  font-size: 0.92rem;
  color: #0b1c12;
  line-height: 1.2;
}

.sf-pricing { padding: var(--sf-pad) 0; background: var(--paper); }
.sf-pricing__intro { max-width: 640px; margin-bottom: clamp(2rem, 4vw, 3rem); }
.sf-pricing__title { font-size: clamp(2.2rem, 5.5vw, 4rem); line-height: 0.92; margin: 0 0 0.85rem; }
.sf-pricing__intro p { font-size: 1.08rem; line-height: 1.65; color: #c5ccd4; margin: 0; }

.sf-plan {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  background: var(--paper-2);
  border-top: 4px solid var(--brand-accent);
}
.sf-plan__left {
  padding: clamp(2rem, 4vw, 3rem);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}
.sf-plan__name {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--brand-accent);
  margin: 0 0 0.75rem;
}
.sf-plan__price {
  display: flex;
  align-items: flex-start;
  gap: 0.25rem;
  margin-bottom: 1.1rem;
  color: #fff;
}
.sf-plan__price .cur { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; margin-top: 0.6rem; }
.sf-plan__price .amt { font-family: var(--font-display); font-weight: 800; font-size: clamp(3.5rem, 8vw, 5.5rem); line-height: 0.85; }
.sf-plan__price .per { font-family: var(--font-display); font-size: 1.15rem; color: #aeb6bf; margin-top: 0.65rem; }
.sf-plan__desc { font-size: 1.02rem; line-height: 1.6; color: #c5ccd4; margin: 0 0 1.75rem; }
.sf-plan__left .btn { margin-bottom: 1rem; }
.sf-plan__statement { font-size: 0.85rem; color: #8b949e; margin: 0; line-height: 1.5; }
.sf-plan__statement strong { color: #d6dbe1; }

.sf-plan__right { padding: clamp(2rem, 4vw, 3rem); }
.sf-plan__incl {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.85rem;
  font-weight: 600;
  color: #aeb6bf;
  margin: 0 0 1.25rem;
}
.sf-plan__features { list-style: none; margin: 0; padding: 0; }
.sf-plan__features li {
  position: relative;
  padding: 0.7rem 0 0.7rem 2rem;
  border-bottom: 1px solid var(--line);
  font-size: 1rem;
  line-height: 1.5;
  color: #e6e9ec;
}
.sf-plan__features li:last-child { border-bottom: none; }
.sf-plan__features li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0.7rem;
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--brand-accent);
}

.sf-faq { padding: var(--sf-pad) 0; background: #07090b; }
.sf-faq__title { font-size: clamp(2.2rem, 5.5vw, 4rem); line-height: 0.92; margin: 0 0 clamp(1.75rem, 4vw, 2.5rem); }
.sf-faq__list { max-width: 880px; }
.sf-faq__item { border-top: 1px solid var(--line); }
.sf-faq__item:last-child { border-bottom: 1px solid var(--line); }
.sf-faq__item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 0;
}
.sf-faq__item summary::-webkit-details-marker { display: none; }
.sf-faq__q {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  font-size: clamp(1.25rem, 2.5vw, 1.7rem);
  font-weight: 600;
  color: #fff;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
}
.sf-faq__n { color: var(--brand-accent); font-weight: 800; }
.sf-faq__sign {
  position: relative;
  width: 22px;
  height: 22px;
  flex: none;
}
.sf-faq__sign::before,
.sf-faq__sign::after {
  content: "";
  position: absolute;
  background: var(--brand-accent);
  transition: transform var(--transition), opacity var(--transition);
}
.sf-faq__sign::before { top: 9px; left: 0; width: 22px; height: 4px; }
.sf-faq__sign::after  { top: 0; left: 9px; width: 4px; height: 22px; }
.sf-faq__item[open] .sf-faq__sign::after { opacity: 0; transform: rotate(90deg); }
.sf-faq__a {
  padding: 0 0 1.5rem;
  font-size: 1.02rem;
  line-height: 1.65;
  color: #c5ccd4;
  max-width: 70ch;
}
.sf-faq__a strong { color: #fff; }

@media (max-width: 980px) {
  .sf-coaches__head { grid-template-columns: 1fr; }
  .sf-coaches__grid { grid-template-columns: repeat(3, 1fr); }
  .sf-coaches__grid .sf-coach:nth-child(4),
  .sf-coaches__grid .sf-coach:nth-child(5) { grid-column: span 1; }
  .sf-cards { grid-template-columns: repeat(2, 1fr); }
  .sf-numbers__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .sf-library__head { grid-template-columns: 1fr; }
  .sf-plan { grid-template-columns: 1fr; }
  .sf-plan__left { border-right: none; border-bottom: 1px solid var(--line); }
}
@media (max-width: 620px) {
  .sf-coaches__grid { grid-template-columns: repeat(2, 1fr); }
  .sf-cards { grid-template-columns: 1fr; }
}
@media (max-width: 440px) {
  .sf-coaches__grid { grid-template-columns: 1fr; }
  .sf-numbers__grid { grid-template-columns: 1fr; }
  .sf-hero__actions .btn { width: 100%; }
}