/* ─── TOKENS ─────────────────────────────────────────────────────────────── */
:root {
  --forest:       #0f2418;
  --forest-mid:   #1b3d27;
  --forest-soft:  #2c5c3a;
  --gold:         #c8923d;
  --gold-light:   #f0e4cc;
  --cream:        #f7f4ef;
  --parchment:    #eceae3;
  --white:        #fefefe;
  --ink:          #0d110a;
  --text:         #3c3c32;
  --muted:        #706f65;
  --rule:         #d9d5cd;

  --wrap:   min(1120px, calc(100% - 48px));
  --narrow: min(780px,  calc(100% - 48px));

  --display: 'Poppins', ui-sans-serif, system-ui, sans-serif;
  --sans:    'Poppins', ui-sans-serif, system-ui, sans-serif;

  --sh-sm: 0 2px 8px rgba(13,17,10,.07);
  --sh-md: 0 8px 32px rgba(13,17,10,.10);
  --sh-lg: 0 24px 64px rgba(13,17,10,.14);
}

/* ─── RESET ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.06;
  text-wrap: balance;
  color: var(--ink);
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
figure { margin: 0; }

a { color: var(--forest); }
a:hover { color: var(--forest-soft); }

img {
  display: block;
  width: 100%;
  height: auto;
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ─── SKIP LINK ──────────────────────────────────────────────────────────── */
.skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 999;
  padding: 10px 16px;
  background: var(--ink);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 4px;
  transition: top 0.15s;
}
.skip-link:focus { top: 16px; }

/* ─── LAYOUT ─────────────────────────────────────────────────────────────── */
.wrap   { width: var(--wrap);   margin-inline: auto; }
.narrow { width: var(--narrow); margin-inline: auto; }

/* ─── NAV ────────────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 244, 239, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--rule);
}

.nav {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: var(--forest);
  display: grid;
  place-items: center;
  color: var(--gold);
  font-family: var(--display);
  font-size: 1rem;
  font-weight: 700;
}

.nav-book {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 20px;
  background: var(--forest);
  color: #f7f4ef;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  letter-spacing: 0.01em;
  transition: background 0.15s, transform 0.15s;
}

.nav-book:hover {
  background: var(--forest-soft);
  color: #f7f4ef;
  transform: translateY(-1px);
}

/* ─── SHARED LABELS ──────────────────────────────────────────────────────── */
.label {
  margin: 0 0 16px;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.label-light {
  color: rgba(200, 146, 61, 0.85);
}

/* ─── BUTTONS ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 50px;
  padding: 0 28px;
  border-radius: 6px;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: var(--ink);
  box-shadow: 0 4px 20px rgba(200, 146, 61, 0.35);
}

.btn-primary:hover {
  background: #b47e30;
  color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(200, 146, 61, 0.45);
}

.btn-ghost {
  background: transparent;
  color: rgba(247, 244, 239, 0.75);
  border: 1px solid rgba(247, 244, 239, 0.25);
}

.btn-ghost:hover {
  background: rgba(247, 244, 239, 0.08);
  color: #f7f4ef;
  transform: translateY(-1px);
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #1eb759;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

.btn-email {
  background: #f0e4cc;
  color: #0f2418;
  border: none;
}

.btn-email:hover {
  background: #e6d5b5;
  color: #0f2418;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-whatsapp-lg {
  height: 54px;
  padding: 0 32px;
  font-size: 1rem;
}

/* ─── IMAGE FRAMES ───────────────────────────────────────────────────────── */
.img-frame {
  border-radius: 10px;
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--sh-md);
}

.img-frame.dark {
  background: #17171380;
  background: #1c1a18;
}

.img-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0;
}

.img-frame figcaption {
  padding: 10px 16px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.img-frame.dark figcaption {
  color: rgba(255,255,255,0.35);
}

/* ─── HERO ───────────────────────────────────────────────────────────────── */
.hero {
  background: var(--forest);
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding: 100px 0 80px;
}

.hero-inner {
  display: grid;
  gap: 56px;
  align-items: center;
}

.hero-eyebrow {
  display: block;
  margin: 0 0 22px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.hero-inner h1 {
  color: #f7f4ef;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  font-weight: 700;
  margin-bottom: 28px;
  max-width: 22ch;
  line-height: 1.1;
}

.hero-sub {
  font-size: 1.125rem;
  font-weight: 500;
  color: rgba(247, 244, 239, 0.88);
  margin-bottom: 14px;
  max-width: 44ch;
}

.hero-body {
  font-size: 0.9375rem;
  color: rgba(247, 244, 239, 0.52);
  max-width: 48ch;
  margin-bottom: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 36px;
}

.hero-dbs {
  margin-top: 20px;
  margin-bottom: 0;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(247, 244, 239, 0.55);
}

.dbs-tick {
  color: var(--gold);
  margin-right: 4px;
}

.hero-dbs {
  margin: 18px 0 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(247, 244, 239, 0.5);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 7px;
}

.dbs-tick {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1.5px solid rgba(200, 146, 61, 0.6);
  color: var(--gold);
  font-size: 0.65rem;
  flex-shrink: 0;
  line-height: 1;
}

.hero-media {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.45);
  flex-shrink: 0;
}

.hero-media img { border-radius: 0; }

/* ─── ABOUT ──────────────────────────────────────────────────────────────── */
.about {
  background: var(--white);
  padding: 100px 0 0;
}

.about-inner {
  display: grid;
  gap: 56px;
  align-items: start;
}

.about-portrait {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--sh-lg);
  aspect-ratio: 3 / 2;
}

.about-portrait img {
  border-radius: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.about-content h2 {
  font-size: clamp(2.4rem, 3.5vw, 3.2rem);
  margin-bottom: 24px;
}

.about-content p:not(.label) {
  color: var(--text);
  font-size: 1rem;
}

.about-content a {
  color: var(--forest);
  font-weight: 500;
}

.stats-row {
  background: var(--white);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin-top: 72px;
}

.stats-inner {
  padding: 0;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.stats li {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 24px;
  border-right: 1px solid var(--rule);
  line-height: 1;
}

.stats li:last-child {
  border-right: none;
}

.stats strong {
  display: block;
  font-family: var(--display);
  font-size: clamp(1.75rem, 2.8vw, 2.4rem);
  font-weight: 700;
  color: var(--forest);
  line-height: 1;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.stats span {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  line-height: 1.4;
  max-width: 16ch;
}

.stats-note {
  text-align: center;
  padding: 10px 0 14px;
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0;
  font-style: italic;
}

.about-feedback {
  padding: 60px 0 100px;
}

/* ─── HOW IT WORKS ───────────────────────────────────────────────────────── */
.dark-section {
  background: var(--forest);
  padding: 100px 0;
}

.dark-section h2 {
  color: #f7f4ef;
  font-size: clamp(2.2rem, 3.5vw, 3rem);
  margin-bottom: 14px;
}

.dark-section .section-intro {
  color: rgba(247, 244, 239, 0.55);
  font-size: 1.05rem;
  max-width: 52ch;
  margin-bottom: 52px;
}

.timeline {
  position: relative;
  padding-left: 56px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: linear-gradient(
    to bottom,
    var(--gold) 0%,
    rgba(200,146,61,0.3) 80%,
    transparent 100%
  );
}

.timeline li {
  position: relative;
  padding-bottom: 44px;
  color: rgba(247, 244, 239, 0.8);
}

.timeline li:last-child { padding-bottom: 0; }

.tl-marker {
  position: absolute;
  left: -56px;
  top: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--forest);
  border: 2px solid var(--gold);
  display: grid;
  place-items: center;
}

.tl-marker span {
  font-family: var(--display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.tl-body h3 {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  color: #f7f4ef;
  margin: 0 0 6px;
  line-height: 1.3;
}

.tl-body p {
  color: rgba(247, 244, 239, 0.55);
  font-size: 0.9375rem;
  margin: 0;
}

/* ─── FEEDBACK ───────────────────────────────────────────────────────────── */
.feedback {
  background: var(--parchment);
  padding: 100px 0;
}

.feedback-grid {
  display: grid;
  gap: 20px;
  align-items: start;
  margin-top: 8px;
}

.feedback-stack {
  display: grid;
  gap: 20px;
}

/* ─── PROGRESS DASHBOARD ─────────────────────────────────────────────────── */
.dashboard {
  background: var(--parchment);
  padding: 100px 0;
}

.dashboard h2 {
  font-size: clamp(2.2rem, 3.5vw, 3.2rem);
  margin-bottom: 20px;
  max-width: 22ch;
}

.dashboard-intro {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  max-width: 54ch;
  margin-bottom: 12px;
}

.dashboard-body {
  font-size: 1rem;
  color: var(--muted);
  max-width: 58ch;
  margin-bottom: 40px;
}

.dashboard-img {
  margin-bottom: 36px;
}

.dashboard-img figcaption {
  padding: 10px 16px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.dashboard-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.dashboard-cards li {
  background: var(--white);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--gold);
  border-radius: 0 0 10px 10px;
  padding: 24px 28px 28px;
}

.dashboard-cards h3 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 8px;
  line-height: 1.3;
}

.dashboard-cards p {
  font-size: 0.875rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

/* ─── INCLUDED ───────────────────────────────────────────────────────────── */
.included {
  background: var(--white);
  padding: 64px 0;
}

.included h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin-bottom: 0;
}

.section-sub {
  color: var(--muted);
  font-size: 1rem;
  margin-bottom: 0;
}

.check-list {
  margin: 28px 0 0;
  border-top: 1px solid var(--rule);
}

.check-list li {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
  color: var(--text);
  font-size: 0.9375rem;
}

.check-list li::before {
  content: "";
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--gold-light);
  border: 1.5px solid var(--gold);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 22'%3E%3Cpath d='M6 11l4 4 6-7' stroke='%23c8923d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
  background-size: 20px;
  background-position: center;
  background-repeat: no-repeat;
}

/* ─── PROGRESS ───────────────────────────────────────────────────────────── */
.progress {
  background: var(--cream);
  padding: 100px 0;
}

.progress h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  margin-bottom: 40px;
}

.progress-grid {
  display: grid;
  gap: 20px;
  align-items: start;
}

.progress-stack {
  display: grid;
  gap: 20px;
}

/* ─── LESSONS ────────────────────────────────────────────────────────────── */
.lesson-grid {
  display: grid;
  gap: 16px;
}

.lesson-callout {
  margin-top: 40px;
  padding: 24px 28px;
  border-left: 4px solid var(--gold);
  border-radius: 0 8px 8px 0;
  background: rgba(200, 146, 61, 0.1);
}

.lesson-callout p {
  color: #f7f4ef;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
  margin: 0;
}

/* ─── FIRST LESSON ───────────────────────────────────────────────────────── */
.first-lesson {
  background: var(--parchment);
  padding: 100px 0;
}

.first-lesson h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  margin-bottom: 20px;
}

.first-lesson .img-frame {
  margin-top: 36px;
}

/* ─── CTA ────────────────────────────────────────────────────────────────── */
.cta h2 {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  margin-bottom: 16px;
}

.cta .section-intro {
  color: rgba(247, 244, 239, 0.6);
  font-size: 1.05rem;
  max-width: 52ch;
  margin-bottom: 24px;
}

.cta-footer {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.cta-nudge {
  font-size: 0.9rem;
  color: rgba(247, 244, 239, 0.55);
  text-align: center;
  max-width: 44ch;
  margin: 0;
}

.footer-note {
  font-size: 0.8rem;
  color: rgba(247, 244, 239, 0.4);
  letter-spacing: 0.02em;
  border-top: 1px solid rgba(247, 244, 239, 0.1);
  padding-top: 20px;
  width: 100%;
  margin: 0;
  text-align: center;
}

.cal-shell {
  height: 760px;
  margin-top: 36px;
  border-radius: 10px;
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 20px 64px rgba(0,0,0,0.32);
}

/* anchor offset for sticky nav */
#how-it-works,
#feedback,
#included,
#progress,
#online-lessons,
#first-lesson,
#ready-to-get-started {
  scroll-margin-top: 68px;
}


/* ─── RESPONSIVE — mobile first enhancements ─────────────────────────────── */
@media (max-width: 679px) {
  .dashboard-cards {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .stats li {
    padding: 24px 20px;
    border-right: none;
    border-bottom: 1px solid var(--rule);
  }

  .stats li:last-child { border-bottom: none; }
}

@media (min-width: 680px) {
  .feedback-grid {
    grid-template-columns: 1fr 1fr;
  }

  .progress-grid {
    grid-template-columns: 1fr 1fr;
  }

  .lesson-grid {
    grid-template-columns: 1fr 1fr;
  }

  .lesson-grid .img-frame:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr minmax(0, 0.9fr);
    gap: 80px;
  }

  .about-inner {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
  }

}

@media (max-width: 520px) {
  .hero { padding: 80px 0 60px; }

  .dark-section,
  .about,
  .feedback,
  .included,
  .progress,
  .first-lesson { padding: 72px 0; }

  .about-feedback { padding-bottom: 72px; }

  .hero-actions .btn { width: 100%; justify-content: center; }

  .cal-shell { height: 680px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* ─── DARK MODE ──────────────────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root {
    --cream:      #1b1e19;
    --parchment:  #171a16;
    --white:      #22251f;
    --ink:        #eeebe5;
    --text:       #c0bdb6;
    --muted:      #7e7d74;
    --rule:       #2d302b;
    --gold-light: #3b2d18;
  }

  .site-header {
    background: rgba(27, 30, 25, 0.9);
    border-bottom-color: var(--rule);
  }

  .img-frame { background: #22251f; }
  .stats strong { color: #6bd49a; }
  .nav-book { background: #2c5c3a; }
  .nav-book:hover { background: var(--forest-soft); }
  a { color: #6bd49a; }
  a:hover { color: #8fe8b4; }
  .about-content a { color: #6bd49a; }
}

:root[data-theme="dark"] {
  --cream:      #1b1e19;
  --parchment:  #171a16;
  --white:      #22251f;
  --ink:        #eeebe5;
  --text:       #c0bdb6;
  --muted:      #7e7d74;
  --rule:       #2d302b;
  --gold-light: #3b2d18;
}

:root[data-theme="dark"] .site-header {
  background: rgba(27, 30, 25, 0.9);
  border-bottom-color: var(--rule);
}

:root[data-theme="dark"] .img-frame { background: #22251f; }
:root[data-theme="dark"] .stats strong { color: #6bd49a; }
:root[data-theme="dark"] .nav-book { background: #2c5c3a; }
:root[data-theme="dark"] .nav-book:hover { background: var(--forest-soft); }
:root[data-theme="dark"] a { color: #6bd49a; }
:root[data-theme="dark"] a:hover { color: #8fe8b4; }
:root[data-theme="dark"] .about-content a { color: #6bd49a; }

:root[data-theme="light"] {
  --cream:      #f7f4ef;
  --parchment:  #eceae3;
  --white:      #fefefe;
  --ink:        #0d110a;
  --text:       #3c3c32;
  --muted:      #706f65;
  --rule:       #d9d5cd;
  --gold-light: #f0e4cc;
}