:root{
  --bg:            #F5F8FF;   /* soft blue-white page background */
  --bg-card:       #FFFFFF;
  --bg-raised:     #FFFFFF;
  --bg-soft:       #EEF3FF;
  --border:        rgba(15,23,42,0.10);
  --border-soft:   rgba(15,23,42,0.06);

  --text:          #0F172A;   /* deep navy ink */
  --text-dim:      #4B5876;
  --text-faint:    #8791AA;

  /* "dark" tokens are kept for terminal / code / footer surfaces —
     a deep navy-blue panel used deliberately as contrast against the light page */
  --dark-bg:       #0B1220;
  --dark-bg-2:     #101A30;
  --dark-border:   #24304D;
  --dark-text:     #EDF1FB;
  --dark-text-dim: #8D9AC0;

  --accent:        #F97316;   /* orange — primary interactive */
  --accent-ink:    #201005;
  --accent-soft:   rgba(249,115,22,0.12);
  --accent-light:  #FDBA74;

  --accent-2:      #2563EB;   /* blue — secondary CTA / positive */
  --accent-2-soft: rgba(37,99,235,0.12);

  --accent-3:      #3B82F6;   /* lighter blue — kickers, code comments */
  --accent-4:      #64748B;

  --success:       #16A34A;
  --success-soft:  rgba(22,163,74,0.12);
  --success-light: #34D399;

  --deleted:       #DC2626;   /* removed-line rose */
  --deleted-soft:  rgba(220,38,38,0.12);

  --cta:           #F97316;
  --cta-ink:       #201005;
  --glow:          rgba(249,115,22,0.22);

  --gradient-brand: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  --gradient-brand-soft: linear-gradient(135deg, rgba(249,115,22,0.14) 0%, rgba(37,99,235,0.14) 100%);

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', 'Consolas', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px rgba(15,23,42,0.06);
  --shadow-card: 0 10px 28px rgba(15,23,42,0.10);
  --shadow-dark: 0 20px 44px -18px rgba(2,6,20,0.55);
  --ease: cubic-bezier(.4,0,.2,1);

  --container: 1160px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 8% -8%, rgba(249,115,22,0.16), transparent 55%),
    radial-gradient(1000px 640px at 96% 4%, rgba(37,99,235,0.16), transparent 55%),
    radial-gradient(900px 560px at 50% 55%, rgba(37,99,235,0.06), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1,h2,h3,h4{
  font-family: var(--font-display);
  margin: 0 0 .5em;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--text);
}
p{ margin: 0 0 1em; color: var(--text-dim); }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin: 0; padding: 0; }
img{ max-width: 100%; display: block; }
button{ font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input{ font: inherit; }

::selection{ background: var(--accent); color: #fff; }

:focus-visible{
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ambient decorative backdrop — lives in the existing .noise-overlay div */
.noise-overlay{
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(15,23,42,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,23,42,0.06) 1px, transparent 1px);
  background-size: 44px 44px, 44px 44px;
  background-position: -1px -1px, -1px -1px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.85), rgba(0,0,0,0.3) 55%, transparent);
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.85), rgba(0,0,0,0.3) 55%, transparent);
}

/* scrollbar polish */
::-webkit-scrollbar{ width: 11px; height: 11px; }
::-webkit-scrollbar-track{ background: var(--bg); }
::-webkit-scrollbar-thumb{
  background: var(--text-faint);
  border-radius: 999px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover{ background: var(--accent); }
html{ scrollbar-color: var(--accent) var(--bg); scrollbar-width: thin; }

main > section{
  max-width: var(--container);
  margin: 0 auto;
  padding: 88px 24px;
  position: relative;
}

/* .cta-banner{
  padding: 60px 24px;   
} */

.section__head{ max-width: 100%; margin-bottom: 44px; }
.section__kicker{
  font-family: var(--font-mono);
  color: var(--accent-2);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .02em;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section__kicker::after{
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gradient-brand);
  order: -1;
}
.section__kicker::before{
  content: "// ";
  color: var(--text-faint);
  font-weight: 500;
}
.section__title{ font-size: clamp(28px, 4vw, 40px); }
.section__sub{ font-size: 16px; color: var(--text-dim); margin: 0; }

/* reveal-on-scroll */
.reveal{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  transition-delay: var(--delay, 0ms);
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .reveal{ opacity: 1; transform: none; transition: none; }
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  transition: transform .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease), box-shadow .18s var(--ease);
  white-space: nowrap;
}
.btn--primary{
  background: var(--gradient-brand);
  color: #fff;
  text-shadow: 0 1px 1px rgba(0,0,0,0.15);
  box-shadow: 0 10px 22px -10px var(--glow);
}
.btn--primary:hover{ filter: brightness(1.06); transform: translateY(-1px); box-shadow: 0 14px 26px -10px var(--glow); }

.btn--ghost{
  background: var(--bg-card);
  color: var(--text);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.btn--ghost:hover{ border-color: var(--accent); color: var(--accent); background: var(--accent-soft); transform: translateY(-1px); box-shadow: var(--shadow-card); }

.btn--outline{
  background: var(--bg-card);
  color: var(--text);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
  justify-content: center;
}
.btn--outline:hover{ border-color: var(--accent); color: var(--accent); background: var(--accent-soft); transform: translateY(-1px); box-shadow: var(--shadow-card); }

.btn--sm{ padding: 9px 16px; font-size: 13px; }
.btn--lg{ padding: 15px 28px; font-size: 16px; }
.btn--block{ width: 100%; justify-content: center; }

/* ============================
   NAV / HEADER
   ============================ */
.nav{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 16px 20px 0;
  background: transparent;
  pointer-events: none;
  transition: padding .3s var(--ease);
  overflow-x: hidden;   /* fixed elements aren't clipped by body's overflow-x:hidden, so guard here too */
}
.nav.is-scrolled{ padding: 10px 20px 0; }

.nav__inner{
  pointer-events: auto;
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  padding: 12px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;                 /* keeps brand & contact from crowding the curve */
  width: 100%;
  box-sizing: border-box;    /* padding counts inside the width, never overflows */
  border-radius: 999px;
  overflow: hidden;          /* clip cleanly instead of spilling past the pill */
  background:
    linear-gradient(100deg,
      rgba(191,219,254,0.85) 0%,
      rgba(255,255,255,0.96) 40%,
      rgba(255,255,255,0.96) 60%,
      rgba(254,215,170,0.85) 100%
    );
  backdrop-filter: blur(16px) saturate(170%);
  -webkit-backdrop-filter: blur(16px) saturate(170%);
  border: 1px solid rgba(255,255,255,0.7);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.8),
    0 18px 34px -16px rgba(37,99,235,0.30),
    0 14px 30px -18px rgba(249,115,22,0.26);
  transition: box-shadow .3s var(--ease), padding .3s var(--ease);
}
.nav__inner::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1.5px;
    background: var(--gradient-brand);
    opacity: .55;
    -webkit-mask: linear-gradient(#fff 0 0) content-box,
                  linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box,
          linear-gradient(#fff 0 0);
    mask-composite: exclude;
    pointer-events: none;
}
.nav.is-scrolled .nav__inner{
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.85),
    0 20px 38px -16px rgba(37,99,235,0.34),
    0 16px 32px -18px rgba(249,115,22,0.3);
}

.brand{
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  color: var(--text);
  min-width: 0;               /* allows the name to truncate instead of pushing icons out */
  flex-shrink: 1;
}
.brand__mark{
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff;
  font-family: var(--font-mono); font-weight: 700; font-size: 14px;
  background: var(--gradient-brand);
  width: 34px; height: 34px;
  border-radius: 10px;
  box-shadow: 0 6px 16px -6px var(--glow);
  flex-shrink: 0;
}
.brand__name{
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand__plus{ color: var(--accent-2); }
.brand__cursor{
  color: var(--accent-3);
  animation: blink 1.1s steps(1) infinite;
  font-weight: 400;
}
@keyframes blink{ 50%{ opacity: 0; } }

.nav__links{
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav__link{
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-2, var(--text));
  transition: color .18s var(--ease);
}
.nav__link:hover{ color: var(--accent); }
.nav__cta{ margin-left: 6px; }

.nav__toggle{
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.nav__toggle span{
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.nav__contact{
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;             /* icons never shrink/clip — brand shrinks first */
}

.nav__phone{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  padding: 5px 14px 5px 5px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  transition: color .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}
.nav__phone svg{
  color: #fff;
  flex-shrink: 0;
  width: 28px; height: 28px;
  padding: 6px;
  border-radius: 50%;
  background: var(--gradient-brand);
}
.nav__phone:hover{ color: var(--accent); background: var(--accent-soft); border-color: rgba(249,115,22,0.3); transform: translateY(-1px); box-shadow: var(--shadow-card); }

.nav__whatsapp{
  position: relative;
  margin-left: 6px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: #25D366;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 18px -8px rgba(37,211,102,0.55);
  transition: transform .18s var(--ease), background .18s var(--ease);
}
.nav__whatsapp:hover{ transform: translateY(-2px); background: #1EBE5A; }
.nav__whatsapp::before{
  content: "";
  position: absolute;
  left: -13px; top: 50%;
  transform: translateY(-50%);
  width: 1px; height: 22px;
  background: linear-gradient(180deg, transparent, rgba(15,23,42,0.18), transparent);
}

.hero{
  max-width: var(--container);
  margin: 0 auto;
  padding: 168px 24px 90px;
  position: relative;
  isolation: isolate;
}
.hero::before{
  content: "";
  position: absolute;
  top: -60px; left: -8%;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(249,115,22,0.20), transparent 70%);
  filter: blur(10px);
  z-index: -1;
  pointer-events: none;
}
.hero::after{
  content: "";
  position: absolute;
  top: -20px; right: -6%;
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(37,99,235,0.18), transparent 70%);
  filter: blur(10px);
  z-index: -1;
  pointer-events: none;
}
.hero__inner{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: #C2410C;
  background: var(--gradient-brand-soft);
  border: 1px solid rgba(249,115,22,0.3);
  padding: 6px 12px;
  border-radius: 999px;
  margin: 0 0 22px;
}
.eyebrow__dot{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse{ 0%,100%{ opacity: 1;} 50%{ opacity: .3; } }

.hero__title{ font-size: clamp(34px, 5vw, 54px); }
.hero__title-alt{
  display: block;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__sub{ font-size: 17px; max-width: 48ch; }
.hero__actions{ display: flex; flex-wrap: wrap; gap: 14px; margin: 28px 0 30px; }
.btn--ghost svg{ color: var(--accent-2); }

.hero__tags{ display: flex; flex-wrap: wrap; gap: 10px; }

.terminal{
  background: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-dark), 0 30px 60px -24px rgba(37,99,235,0.35), 0 20px 44px -30px rgba(249,115,22,0.25);
}
.terminal__bar{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: var(--dark-bg-2);
  border-bottom: 1px solid var(--dark-border);
}
.terminal__dot{ width: 11px; height: 11px; border-radius: 50%; }
.terminal__dot--red{ background: #FF5F57; }
.terminal__dot--yellow{ background: #FEBC2E; }
.terminal__dot--green{ background: #28C840; }
.terminal__title{
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--dark-text-dim);
}
.terminal__body{
  padding: 22px 20px 28px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.85;
  min-height: 300px;
  color: var(--dark-text);
}
.term-line{ white-space: pre-wrap; word-break: break-word; }
.term-prompt{ color: var(--accent-light); }
.term-out{ color: var(--dark-text-dim); }
.term-ok{ color: var(--success-light); }
.term-cursor{
  display: inline-block;
  width: 8px; height: 15px;
  background: var(--accent-light);
  margin-left: 2px;
  vertical-align: -2px;
  animation: blink 1s steps(1) infinite;
}

.why__grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.file-card{
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.file-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: var(--text-faint); }

.file-card, .course-card, .price-card, .mentor-card, .review-card,
.roadmap__card, .instructor-card{
  position: relative;
}
.file-card::before, .course-card::before, .price-card::before, .mentor-card::before, .review-card::before{
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-brand);
  border-radius: 12px 12px 0 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
  pointer-events: none;
}
.file-card:hover::before, .course-card:hover::before, .price-card:hover::before,
.mentor-card:hover::before, .review-card.is-active::before{
  transform: scaleX(1);
}
.file-card__tab{
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text-dim);
  background: var(--bg-soft);
  border-left: 3px solid var(--accent);
}
.file-card__tab--js{ border-left-color: var(--accent-3); }
.file-card__tab--py{ border-left-color: var(--success); }
.file-card__tab--yml{ border-left-color: var(--accent-4); }
.file-card__tab--sh{ border-left-color: var(--accent); }
.file-card__body{ padding: 18px 18px 20px; }
.file-card__body h3{ font-size: 17px; margin-bottom: 8px; }
.file-card__body p{ font-size: 14.5px; margin: 0; }

.filters{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}
.filter{
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-dim);
  transition: all .2s var(--ease);
}
.filter:hover{ color: var(--accent-2); border-color: rgba(37,99,235,0.35); }
.filter.is-active{
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 18px -8px var(--glow);
}

.course-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.course-card{
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.course-card:hover{
  transform: translateY(-4px);
  border-color: var(--text-faint);
  box-shadow: var(--shadow-card);
}
.course-card.is-hidden{ display: none; }

.course-card__head{ display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.course-card__ext{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  padding: 4px 9px;
  border-radius: 5px;
  background: var(--bg-soft);
}
.ext--js{ color: #B45309; }
.ext--py{ color: var(--success); }
.ext--yml{ color: var(--accent-3); }
.ext--sh{ color: var(--accent); }
.ext--kt{ color: #DB2777; }
.ext--css{ color: #0EA5E9; }

.course-card__level{ font-size: 12px; color: var(--text-faint); font-family: var(--font-mono); }
.course-card__title{ font-size: 18px; margin-bottom: 8px; }
.course-card__desc{ font-size: 14.5px; flex-grow: 1; }
.course-card__meta{
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  display: flex; gap: 8px;
  margin-bottom: 16px;
}
.course-card__foot{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border-soft);
}
.course-card__price{ font-family: var(--font-mono); font-weight: 700; color: var(--text); }
.course-card__link{ font-size: 14px; color: var(--accent-2); font-weight: 700; transition: color .18s var(--ease); }
.course-card__link:hover{ color: var(--accent); }

.course-empty{
  text-align: center;
  padding: 40px 0;
  font-family: var(--font-mono);
  color: var(--text-faint);
}

.roadmap__graph{
  position: relative;
  padding-left: 34px;
}
.roadmap__line{
  position: absolute;
  left: 9px; top: 6px; bottom: 6px;
  width: 2px;
  background: var(--border);
}
.roadmap__node{
  position: relative;
  padding-bottom: 40px;
}
.roadmap__node:last-child{ padding-bottom: 0; }
.roadmap__dot{
  position: absolute;
  left: -34px; top: 4px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 3px solid var(--accent-2);
}
.roadmap__dot--branch{ border-color: var(--accent-3); }
.roadmap__dot--merge{ border-color: var(--accent); background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }

.roadmap__card{
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}
.roadmap__card--merge{ border-color: rgba(249,115,22,0.3); background: linear-gradient(160deg, var(--accent-soft), var(--accent-2-soft) 55%, var(--bg-card) 90%); }
.roadmap__hash{
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  display: inline-block;
  margin-bottom: 6px;
}
.roadmap__card h3{ font-size: 17px; margin-bottom: 6px; }
.roadmap__card p{ font-size: 14.5px; margin: 0; }
.roadmap__branches{ display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chip{
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--accent);
}

.mentors__grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.mentor-card{
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.mentor-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: var(--text-faint); }
.mentor-card__avatar{
  width: 56px; height: 56px;
  border-radius: 50%;
  margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: #fff;
  background: hsl(var(--hue, 217) 80% 56%);
  box-shadow: 0 0 0 4px var(--bg-card), 0 0 0 6px var(--border-soft);
  transition: box-shadow .25s var(--ease);
}
.mentor-card:hover .mentor-card__avatar{ box-shadow: 0 0 0 4px var(--bg-card), 0 0 0 6px var(--accent-soft); }
.mentor-card h3{ font-size: 16px; margin-bottom: 4px; }
.mentor-card__role{ font-size: 13.5px; color: var(--text-dim); margin-bottom: 4px; }
.mentor-card__meta{ font-family: var(--font-mono); font-size: 12px; color: var(--text-faint); margin: 0; }

.reviews__carousel{
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  gap: 12px;
}
.reviews__arrow{
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  font-size: 20px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim);
  transition: all .2s var(--ease);
}
.reviews__arrow:hover{ border-color: var(--accent); color: var(--accent); background: var(--accent-soft); transform: translateY(-2px); }

.reviews__track{ position: relative; min-height: 190px; }
.review-card{
  position: absolute; inset: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 34px;
  box-shadow: var(--shadow-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.review-card.is-active{ opacity: 1; visibility: visible; transform: translateY(0); box-shadow: var(--shadow-card); }

.review-card__head{ display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.review-card__badge{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12.5px;
  color: var(--success);
  background: var(--success-soft);
  border: 1px solid rgba(34,197,94,0.35);
  padding: 4px 10px;
  border-radius: 999px;
}
.review-card__stars{ color: var(--accent-4); letter-spacing: 2px; font-size: 13px; }
.review-card__quote{ position: relative; font-size: 17px; color: var(--text); margin-bottom: 14px; padding-left: 8px; }
.review-card__quote::before{
  content: "\201C";
  position: absolute;
  left: -6px; top: -18px;
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 700;
  line-height: 1;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: .35;
  pointer-events: none;
}
.review-card__author{ font-size: 13.5px; color: var(--text-faint); margin: 0; }

.reviews__dots{ display: flex; justify-content: center; gap: 8px; margin-top: 22px; }
.reviews__dots button{
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border-2, var(--border));
  transition: background .2s var(--ease), transform .2s var(--ease);
}
.reviews__dots button.is-active{ background: var(--gradient-brand); transform: scale(1.25); }

.pricing__grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.price-card{
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.price-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-card), 0 20px 38px -22px rgba(37,99,235,0.24); }
.price-card--featured{
  border-color: var(--accent-2);
  background: linear-gradient(180deg, var(--accent-2-soft), var(--bg-card) 40%);
  box-shadow: 0 0 0 1px var(--accent-2-soft), var(--shadow-card);
  transform: scale(1.03);
}
.price-card--featured:hover{ transform: scale(1.03) translateY(-4px); }
.price-card__tag{
  position: absolute; top: -12px; left: 26px;
  background: var(--accent-2);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
}
.price-card__name{ font-size: 18px; margin-bottom: 10px; }
.price-card__price{
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 4px;
  color: var(--accent);
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px;
}
.price-card__price span{
  color: var(--text-faint);
  font-size: 14px;
  font-weight: 500;
}
.price-card__desc{ font-size: 14px; margin-bottom: 20px; }
.price-card__list{ margin-bottom: 28px; flex-grow: 1; display: flex; flex-direction: column; gap: 4px; }
.diff{
  font-family: var(--font-mono);
  font-size: 13.5px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 8px;
}
.diff--add{
  color: var(--success);
  font-weight: 600;
  background: var(--success-light-soft, rgba(22,163,74,0.07));
}
.diff--add::before{
  content: "✓";
  color: var(--success);
  font-weight: 800;
}
.diff--rm{ color: var(--text-faint); text-decoration: line-through; text-decoration-color: var(--deleted); }

.accordion{
  border-top: 1px solid var(--border);
  max-width: 780px;
}
.accordion__item{
  border-bottom: 1px solid var(--border);
  transition: background .2s var(--ease);
  border-radius: var(--radius-sm);
}
.accordion__item:hover{ background: var(--bg-soft); }
.accordion__item.is-open{ background: var(--accent-soft); }
.accordion__trigger{
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 14px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 500;
  color: var(--text);
}
.accordion__icon{
  font-family: var(--font-mono);
  color: var(--accent-2);
  font-size: 18px;
  transition: transform .25s var(--ease), color .25s var(--ease);
  flex-shrink: 0;
  margin-left: 16px;
}
.accordion__item.is-open .accordion__icon{ transform: rotate(45deg); color: var(--accent); }
.accordion__panel{
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s var(--ease);
}
.accordion__panel p{ padding: 0 14px 20px; font-size: 14.5px; max-width: 100%; margin: 0; }
.accordion__item.is-open .accordion__panel{ max-height: 600px; }

.cta-banner{
  position: relative;
  padding: 60px 24px;
  background:
    radial-gradient(900px circle at 15% 0%, rgba(249,115,22,0.20), transparent 55%),
    radial-gradient(900px circle at 85% 100%, rgba(37,99,235,0.22), transparent 55%),
    var(--dark-bg);
  overflow: hidden;
  border-top: 1px solid var(--dark-border);
}
.cta-banner__inner{
  max-width: var(--container);
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}
.cta-banner__cmd{
  font-family: var(--font-mono);
  color: var(--accent-light);
  font-size: 14px;
  margin-bottom: 14px;
}
.cta-banner__inner h2{ font-size: clamp(26px, 4vw, 38px); margin-bottom: 28px; color: var(--dark-text); }

.footer{
  background:
    radial-gradient(700px 360px at 12% 0%, rgba(249,115,22,0.14), transparent 60%),
    radial-gradient(700px 360px at 88% 100%, rgba(37,99,235,0.16), transparent 60%),
    var(--dark-bg);
  position: relative;
  overflow: hidden;
  border-top: 3px solid transparent;
  border-image: var(--gradient-brand) 1;
}
.footer__top{
  max-width: var(--container);
  margin: 0 auto;
  padding: 70px 24px 50px;
  display: grid;
  grid-template-columns: 1.1fr 2fr;
  gap: 60px;
  position: relative;
  z-index: 1;
}
.footer__bottom{
  max-width: var(--container);
  margin: 0 auto;
  padding: 24px 24px 30px;
  border-top: 1px solid var(--dark-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  position: relative;
  z-index: 1;
}
.brand--footer{ margin-bottom: 12px; color: var(--dark-text); }
.brand--footer .brand__mark{ color: var(--accent-light); }
.brand--footer .brand__plus{ color: var(--success-light); }
.footer__tagline{ font-size: 14.5px; max-width: 32ch; margin-bottom: 24px; color: var(--dark-text-dim); }

.subscribe__label{
  display: block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--dark-text-dim);
  margin-bottom: 8px;
}
.subscribe__row{ display: flex; gap: 8px; }
.subscribe__row input{
  flex: 1;
  background: var(--dark-bg-2);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--dark-text);
  font-family: var(--font-mono);
  font-size: 13.5px;
}
.subscribe__row input::placeholder{ color: #7A7FA0; }
.subscribe__row input:focus{ border-color: var(--accent-light); outline: none; }
.subscribe__msg{ font-family: var(--font-mono); font-size: 12.5px; color: var(--accent-3-light, #FDBA74); margin: 10px 0 0; min-height: 16px; }

.footer__cols{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.footer__col h4{ font-size: 13px; color: #7A7FA0; font-weight: 600; letter-spacing: .03em; margin-bottom: 14px; text-transform: uppercase; }
.footer__col a{ display: block; font-size: 14px; color: var(--dark-text-dim); padding: 6px 0; transition: color .18s var(--ease); }
.footer__col a:hover{ color: var(--accent-light); }

.footer__bottom p{ font-size: 13px; color: #7A7FA0; margin: 0; }
.footer__social{ display: flex; gap: 16px; }
.footer__social a{ color: #7A7FA0; transition: color .18s var(--ease); }
.footer__social a:hover{ color: var(--accent-light); }

.to-top{
  position: fixed;
  right: 22px; bottom: 22px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s, border-color .2s var(--ease);
  z-index: 40;
  box-shadow: var(--shadow-card);
}
.to-top.is-visible{ opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover{ transform: translateY(-3px); border-color: var(--accent); color: var(--accent); }

@media (max-width: 980px){
  .hero__inner{ grid-template-columns: 1fr; }
  .hero{ padding-top: 148px; }
  .why__grid{ grid-template-columns: repeat(2, 1fr); }
  .course-grid{ grid-template-columns: repeat(2, 1fr); }
  .mentors__grid{ grid-template-columns: repeat(2, 1fr); }
  .pricing__grid{ grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .footer__top{ grid-template-columns: 1fr; gap: 40px; }
  .footer__cols{ grid-template-columns: repeat(2, 1fr); }

  /* tablet-range nav: keep phone number + WhatsApp label, just tighten spacing */
  .nav__inner{ padding: 10px 16px; gap: 10px; }
  .nav__contact{ gap: 8px; }
  .nav__phone{ padding: 5px 12px 5px 5px; font-size: 13.5px; }
  .nav__whatsapp{ padding: 8px 14px; font-size: 13.5px; }
}

@media (max-width: 720px) {
  /* Prevent sideways scrolling on mobile */
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  /* Mobile slide-out navigation, if/when links are added */
  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(78vw, 320px);
    max-width: 100%;
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 100px 28px 40px;
    gap: 22px;
    transform: translateX(100%);
    transition: transform .35s var(--ease);
    z-index: 45;
    box-shadow: -20px 0 40px rgba(20, 23, 34, 0.12);
  }

  .nav__links.is-open {
    transform: translateX(0);
  }

  .nav__link {
    font-size: 17px;
    color: var(--text);
  }

  .nav__cta {
    margin-left: 0;
    margin-top: 10px;
  }

  .nav__toggle {
    display: flex;
  }

  /* General mobile spacing */
  main > section {
    padding: 60px 20px;
  }

  .hero {
    padding: 136px 20px 60px;
    overflow-x: hidden;
  }

  .hero::before {
    width: 260px;
    height: 260px;
    top: -40px;
    left: -15%;
    opacity: .7;
  }

  .hero::after {
    width: 280px;
    height: 280px;
    top: -10px;
    right: -15%;
    opacity: .7;
  }

  /* Mobile grids */
  .why__grid {
    grid-template-columns: 1fr;
  }

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

  .mentors__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

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

  .reviews__carousel {
    grid-template-columns: 36px minmax(0, 1fr) 36px;
  }

  .review-card {
    padding: 22px;
  }

  .roadmap__graph {
    padding-left: 28px;
  }

  .roadmap__dot {
    left: -28px;
  }

  /* Full-width responsive mobile navigation */
  .nav {
    width: 100%;
    max-width: 100%;
    padding: 12px 10px 0;
  }

  .nav__inner {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 0;
    padding: 9px 12px;
    gap: 10px;
    border-radius: 18px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    overflow: hidden;
  }

  /* Logo takes remaining available room */
  .brand {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
  }

  .brand__logo {
    display: block;
    width: auto;
    height: clamp(24px, 8vw, 32px);
    max-width: 100%;
    object-fit: contain;
  }

  /* Phone and WhatsApp remain on right */
  .nav__contact {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
    gap: 6px;
  }

  /* Hide text labels; show icons only on mobile */
  .nav__phone span,
  .nav__whatsapp span {
    display: none;
  }

  .nav__phone {
    flex: 0 0 auto;
    padding: 6px;
  }

  .nav__phone svg {
    width: 25px;
    height: 25px;
  }

  .nav__whatsapp {
    flex: 0 0 auto;
    margin-left: 0;
    padding: 8px 10px;
    font-size: 17px;
  }

  .nav__whatsapp::before {
    display: none;
  }

  /* These are from the older text-logo version; safe to keep hidden */
  .brand__name {
    font-size: 15px;
    max-width: 90px;
  }

  .brand__cursor {
    display: none;
  }
}

@media (max-width: 420px){
  .mentors__grid{ grid-template-columns: 1fr; }
  .hero__actions{ flex-direction: column; align-items: stretch; }
  .hero__actions .btn{ justify-content: center; }
  .ds-enroll .price-card{ max-width: 460px; width: 100%; }
}

@media (max-width: 380px) {
  .nav {
    padding-left: 6px;
    padding-right: 6px;
  }

  .nav__inner {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 8px 10px;
    gap: 6px;
    border-radius: 15px;
    justify-content: space-between;
  }

  .brand__logo {
    height: 23px;
  }

  .nav__contact {
    gap: 4px;
  }

  .nav__phone {
    padding: 5px;
  }

  .nav__phone svg {
    width: 22px;
    height: 22px;
  }

  .nav__whatsapp {
    padding: 7px 8px;
    margin-left: 0;
    font-size: 15px;
  }
}

.brand__logo {
  height: clamp(22px, 6vw, 32px);   /* height scaling doesn't affect horizontal overflow */
  width: auto;
  max-width: 100%;                  /* shrinks to whatever room .brand (flex-shrink:1) has left — no viewport units, so it can't overshoot the page width */
  object-fit: contain;
  display: block;
  flex-shrink: 1;
  min-width: 0;
}

.accordion__panel ul{ padding: 0 14px 20px; margin: 0; list-style: none; }
.accordion__panel li{
  font-size: 14.5px;
  padding: 6px 0 6px 18px;
  position: relative;
  line-height: 1.5;
}
.accordion__panel li::before{
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent-2);
}

.tag{
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: #1D4ED8;
  background: var(--accent-2-soft);
  border: 1px solid rgba(37,99,235,0.25);
  padding: 6px 13px;
  border-radius: 999px;
  box-shadow: 0 2px 6px rgba(37,99,235,0.08);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.tag:hover{
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37,99,235,0.18);
}