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

body {
  background: #0A0A0A;
  color: #ffffff;
  font-family: "Open Sans", sans-serif;
}

/* ---------- NAV ---------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding: 1rem 1.5rem 0;
}

.nav__inner {
  width: 100%;
  max-width: 1100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 10, 10, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 0.6rem 1.25rem;
}

.nav__logo {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.05em;
  color: #ffffff;
  text-decoration: none;
}

.nav__links {
  display: flex;
  gap: 1.75rem;
}

.nav__links a {
  font-family: "Open Sans", sans-serif;
  font-size: 13px;
  color: #cfcfcf;
  text-decoration: none;
  transition: color 0.15s ease;
}

.nav__links a:hover {
  color: #ffffff;
}

.nav__cta {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: #EC6833;
  color: #ffffff;
  text-decoration: none;
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  transition: background 0.15s ease;
}

.nav__cta:hover {
  background: #ffffff;
  color: #0A0A0A;
}

.nav__right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Hamburger — hidden on desktop, shown on mobile */
.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav__burger.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav__burger.is-open span:nth-child(2) {
  opacity: 0;
}

.nav__burger.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile dropdown panel */
.nav__mobile-menu {
  max-height: 0;
  overflow: hidden;
  max-width: 1100px;
  margin: 0 auto;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 20px;
  transition: max-height 0.35s ease;
  display: flex;
  flex-direction: column;
}

.nav__mobile-menu.is-open {
  max-height: 320px;
  margin-top: 0.5rem;
}

.nav__mobile-menu a {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: #ffffff;
  text-decoration: none;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nav__mobile-menu a:last-child {
  border-bottom: none;
}

.nav__mobile-cta {
  color: #EC6833 !important;
}

/* ---------- HERO ---------- */

.hero {
  position: relative;
  height: 100vh;
  height: 100dvh; /* fixes mobile Safari address-bar jump; falls back to 100vh on older browsers */
  min-height: 640px;
  width: 100%;
  overflow: hidden;
}

/* Placeholder background — swap out once video/photo assets are ready.
   Radial glow + diagonal texture keeps it feeling intentional, not empty. */
.hero--placeholder {
  background:
    radial-gradient(circle at 30% 70%, rgba(236, 104, 51, 0.18) 0%, transparent 45%),
    linear-gradient(135deg, #0A0A0A 0%, #1a1a1a 50%, #0A0A0A 100%);
}

.hero__media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,10,10,0.15) 0%, rgba(10,10,10,0.05) 40%, rgba(10,10,10,0.65) 100%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 0 3rem 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

.hero__headline {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 0.95;
  text-transform: none;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.hero__available {
  font-family: "Open Sans", sans-serif;
  font-size: 14px;
  line-height: 20px;
  color: #cfcfcf;
}

.hero__buybox {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: rgba(20, 20, 20, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 1rem 1.5rem;
}

.hero__price {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 18px;
  color: #ffffff;
  white-space: nowrap;
}

.hero__cta {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: #EC6833;
  color: #ffffff;
  text-decoration: none;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  white-space: nowrap;
  transition: background 0.15s ease;
}

.hero__cta:hover {
  background: #ffffff;
  color: #0A0A0A;
}

/* ---------- RESPONSIVE (nav) ---------- */

@media (max-width: 800px) {
  .nav__links {
    display: none;
  }

  .nav__burger {
    display: flex;
  }

  .hero__content {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    gap: 1.5rem;
    padding: 0 1.5rem 3rem;
  }

  .hero__buybox {
    width: 100%;
    justify-content: space-between;
  }
}

.section-placeholder {
  min-height: 100vh;
  background: #0A0A0A;
}

/* ---------- STACKING FEATURES (scroll effect) ---------- */

.stack-features {
  position: relative;
}

.stack-feature {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100dvh;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.stack-feature__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.stack-feature__bg img,
.stack-feature__bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Placeholder background until real photos/video are ready per feature */
.stack-feature__bg--placeholder {
  background:
    radial-gradient(circle at 75% 25%, rgba(236, 104, 51, 0.14) 0%, transparent 50%),
    linear-gradient(160deg, #101010 0%, #000000 100%);
}

.stack-feature::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.5) 100%);
  z-index: 1;
}

.stack-feature__content {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 3rem;
}

.stack-feature__title {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  color: #ffffff;
  text-transform: none;
  margin: 0;
}

.stack-feature__body {
  font-family: "Open Sans", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #ffffff;
  max-width: 420px;
  align-self: flex-end;
  text-align: left;
  margin: 0;
}

@media (max-width: 800px) {
  .stack-feature__content {
    padding: 2rem 1.5rem;
  }

  .stack-feature__body {
    max-width: 100%;
  }
}

/* ---------- SPECS ---------- */

.specs {
  position: relative;
  z-index: 5; /* sits above the stacked features */
  background: #0A0A0A;
  padding: 7rem 2rem 8rem;
  max-width: 1200px;
  margin: 0 auto;
}

.specs__eyebrow {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #EC6833;
  margin-bottom: 1rem;
}

.specs__heading {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  line-height: 1.05;
  color: #ffffff;
  margin-bottom: 4rem;
  max-width: 700px;
}

.specs__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.spec-card {
  background: #121212;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
  padding: 2rem 1.5rem;

  /* Reveal animation state: starts hidden/offset, JS adds .is-visible */
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.spec-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.spec-card__value {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  color: #ffffff;
  margin-bottom: 0.75rem;
  white-space: nowrap;
}

.spec-card__unit {
  font-size: 1.1rem;
  color: #EC6833;
  margin-left: 0.25rem;
}

.spec-card__number-static {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
}

.spec-card__label {
  font-family: "Open Sans", sans-serif;
  font-weight: 400;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #5A5A5A;
  margin-bottom: 1rem;
}

.spec-card__desc {
  font-family: "Open Sans", sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: #cfcfcf;
  margin: 0;
}

@media (max-width: 900px) {
  .specs__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 550px) {
  .specs__grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- TRUST BAR (logo marquee) ---------- */

.trust {
  position: relative;
  z-index: 5;
  background: #000000;
  padding: 3rem 0 4rem;
  overflow: hidden;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.trust__label {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #5A5A5A;
  text-align: center;
  margin-bottom: 2rem;
}

.trust__marquee {
  position: relative;
  width: 100%;
  overflow: hidden;

  /* Fade the edges so logos appear/disappear smoothly rather than clipping hard */
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 10%, #000 90%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 10%, #000 90%, transparent 100%);
}

.trust__track {
  display: flex;
  align-items: center;
  gap: 4rem;
  width: max-content;
  animation: trust-scroll 22s linear infinite;
}

.trust__marquee:hover .trust__track {
  animation-play-state: paused;
}

.trust__logo {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: #5A5A5A;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.trust__logo:hover {
  color: #ffffff;
}

@keyframes trust-scroll {
  from {
    transform: translateX(0);
  }
  to {
    /* Shifts exactly one full set of logos (first 3 of the 6 duplicated) */
    transform: translateX(-50%);
  }
}

@media (max-width: 600px) {
  .trust__track {
    gap: 2.5rem;
    animation-duration: 16s;
  }

  .trust__logo {
    font-size: 0.9rem;
  }
}

/* ---------- HOW TO USE (drills) ---------- */

.drills {
  position: relative;
  z-index: 5;
  background: #0A0A0A;
  padding: 7rem 2rem 8rem;
  max-width: 1200px;
  margin: 0 auto;
}

.drills__eyebrow {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #EC6833;
  margin-bottom: 1rem;
}

.drills__heading {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  line-height: 1.05;
  color: #ffffff;
  margin-bottom: 1.5rem;
  max-width: 700px;
}

.drills__intro {
  font-family: "Open Sans", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #cfcfcf;
  max-width: 560px;
  margin-bottom: 4rem;
}

.drills__wrap {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 3rem;
  align-items: start;
}

/* Tab list */

.drills__tabs {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.drills__tab {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  background: transparent;
  border: none;
  border-left: 2px solid rgba(255,255,255,0.1);
  padding: 1rem 0 1rem 1.25rem;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.25s ease;
}

.drills__tab-num {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: #5A5A5A;
  transition: color 0.25s ease;
}

.drills__tab-name {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: #5A5A5A;
  transition: color 0.25s ease;
}

.drills__tab.is-active {
  border-left-color: #EC6833;
}

.drills__tab.is-active .drills__tab-num,
.drills__tab.is-active .drills__tab-name {
  color: #ffffff;
}

.drills__tab:hover .drills__tab-name {
  color: #ffffff;
}

/* Detail panel */

.drills__panel {
  position: relative;
  background: #121212;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 20px;
  overflow: hidden;
  min-height: 420px;
  display: flex;
  flex-direction: column;
}

.drills__media {
  height: 260px;
  width: 100%;
}

.drills__media--placeholder {
  background:
    radial-gradient(circle at 30% 40%, rgba(236, 104, 51, 0.14) 0%, transparent 55%),
    linear-gradient(150deg, #1a1a1a 0%, #0A0A0A 100%);
}

.drills__detail {
  padding: 2rem;
  display: none;
  opacity: 0;
  animation: drill-fade-in 0.35s ease forwards;
}

.drills__detail.is-active {
  display: block;
}

@keyframes drill-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.drills__detail-title {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: 1.75rem;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.drills__detail-body {
  font-family: "Open Sans", sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: #cfcfcf;
  max-width: 480px;
}

@media (max-width: 850px) {
  .drills__wrap {
    grid-template-columns: 1fr;
  }

  .drills__tabs {
    flex-direction: row;
    overflow-x: auto;
    gap: 1.5rem;
  }

  .drills__tab {
    border-left: none;
    border-bottom: 2px solid rgba(255,255,255,0.1);
    padding: 0.5rem 0.25rem 0.75rem;
    white-space: nowrap;
  }

  .drills__tab.is-active {
    border-left-color: transparent;
    border-bottom-color: #EC6833;
  }
}

/* ---------- FAQ (accordion) ---------- */

.faq {
  position: relative;
  z-index: 5;
  background: #0A0A0A;
  padding: 7rem 2rem 8rem;
  max-width: 900px;
  margin: 0 auto;
}

.faq__eyebrow {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #EC6833;
  margin-bottom: 1rem;
}

.faq__heading {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  color: #ffffff;
  margin-bottom: 3rem;
}

.faq__list {
  border-top: 1px solid rgba(255,255,255,0.1);
}

.faq__item {
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 1.5rem 0;
  text-align: left;
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  color: #ffffff;
}

.faq__icon {
  font-family: "Open Sans", sans-serif;
  font-size: 1.5rem;
  font-weight: 400;
  color: #EC6833;
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 1.5rem;
}

.faq__item.is-open .faq__icon {
  transform: rotate(45deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq__item.is-open .faq__answer {
  padding-bottom: 1.5rem;
  /* max-height is set inline by JS to the answer's real height,
     so long answers on narrow screens never get clipped */
}

.faq__answer p {
  font-family: "Open Sans", sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: #cfcfcf;
  max-width: 640px;
  margin: 0;
}

/* ---------- FINAL CTA ---------- */

.final-cta {
  position: relative;
  z-index: 5;
  background: #000000;
  padding: 8rem 2rem;
  text-align: center;
  overflow: hidden;
}

.final-cta__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 600px;
  height: 600px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(236, 104, 51, 0.22) 0%, transparent 65%);
  animation: glow-pulse 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.7; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

.final-cta__eyebrow {
  position: relative;
  z-index: 1;
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #EC6833;
  margin-bottom: 1rem;
}

.final-cta__heading {
  position: relative;
  z-index: 1;
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.05;
  color: #ffffff;
  margin-bottom: 2.5rem;
}

.final-cta__button {
  position: relative;
  z-index: 1;
  display: inline-block;
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: #EC6833;
  color: #ffffff;
  text-decoration: none;
  padding: 1.1rem 2.75rem;
  border-radius: 999px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.final-cta__button:hover {
  background: #ffffff;
  color: #0A0A0A;
  transform: translateY(-2px);
}

.final-cta__promo {
  position: relative;
  z-index: 1;
  font-family: "Open Sans", sans-serif;
  font-size: 14px;
  color: #5A5A5A;
  margin-top: 1.25rem;
}

/* ---------- FOOTER ---------- */

.site-footer {
  background: #000000;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 2rem;
  text-align: center;
}

.site-footer p {
  font-family: "Open Sans", sans-serif;
  font-size: 13px;
  color: #5A5A5A;
  margin: 0;
}

/* ---------- GLOBAL SMALL-SCREEN REFINEMENTS ---------- */

@media (max-width: 400px) {
  .hero__headline {
    font-size: clamp(2.25rem, 11vw, 3rem);
  }

  .hero__buybox {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .hero__cta {
    width: 100%;
    text-align: center;
  }

  .specs,
  .drills,
  .faq {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .drills__panel {
    min-height: auto;
  }

  .final-cta {
    padding: 5rem 1.25rem;
  }

  .final-cta__button {
    width: 100%;
    text-align: center;
  }
}