/* =====================================================
   Mido Hasan — HERO + NAV (scoped)
   /assets/css/02__hero.css
   Lifted verbatim from 02__Hero.html (lines 470–952).
   Foundation/reset/glass/content-helper duplicates removed
   (now in 00__global-base.css). No section logic altered.
   ===================================================== */

/* ════════════════════════════════════════════════════
   HEADER
   ════════════════════════════════════════════════════ */
.cbm-nav {
  position: fixed;
  top: var(--nav-top-offset, 28px);
  left: 0;
  right: 0;
  z-index: 200;
  pointer-events: none;
}

.cbm-nav__inner {
  width: var(--site-w);
  max-width: var(--site-max);
  height: var(--nav-h);
  margin-inline: auto;
  padding: 0 8px 0 22px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
  pointer-events: auto;
}

.cbm-nav__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  min-width: 0;
  flex-shrink: 0;
  color: var(--text-primary);
}

.cbm-nav__logo-mark {
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: var(--accent-lime);
  flex: 0 0 auto;
}

.cbm-nav__logo-text {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  white-space: nowrap;
}

.cbm-nav__logo-img {
  display: none;
  width: auto;
  height: auto;
  max-height: 30px;
  max-width: 220px;
  object-fit: contain;
  /* Logo is supplied as a white SVG — no CSS filter applied here.
     Do not add global SVG/image filters. Future icon-color control should use
     inline SVG with currentColor / CSS variables, not filter recoloring. */
}

.cbm-nav__logo.has-image .cbm-nav__logo-text,
.cbm-nav__logo.has-image .cbm-nav__logo-mark {
  display: none;
}

.cbm-nav__logo.has-image .cbm-nav__logo-img {
  display: block;
}

.cbm-nav__links {
  display: flex;
  flex-shrink: 0;
  white-space: nowrap;
  align-items: center;
  gap: 36px;
}

.cbm-nav__link {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-muted);
  position: relative;
  transition: color var(--t-base);
}

.cbm-nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: .5px;
  background: var(--accent-rose);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base) var(--ease-out);
}

.cbm-nav__link:hover {
  color: var(--text-secondary);
}

.cbm-nav__link:hover::after {
  transform: scaleX(1);
}

/* ════════════════════════════════════════════════════
   HERO SECTION
   ════════════════════════════════════════════════════ */
.cbm-hero {
  position: relative;
  min-height: min(96svh, 960px);
  display: flex;
  align-items: center;
  overflow: clip;
  background: var(--bg-primary);
}

.cbm-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 62% 48% at 74% 6%, rgba(142,99,163,.09) 0%, transparent 58%),
    radial-gradient(ellipse 28% 20% at 82% 18%, rgba(183,140,255,.035) 0%, transparent 62%),
    radial-gradient(ellipse 22% 18% at 58% 72%, rgba(197,166,211,.045) 0%, transparent 68%);
  pointer-events: none;
}

.cbm-hero__inner {
  position: relative;
  z-index: 1;
  width: var(--site-w);
  max-width: var(--site-max);
  margin-inline: auto;
  padding: clamp(104px, 13svh, 148px) 0 clamp(64px, 9svh, 112px);
  display: grid;
  grid-template-columns: 1fr .9fr;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.cbm-hero__content {
  display: flex;
  flex-direction: column;
}

.cbm-hero__eyebrow {
  margin-bottom: var(--sp-5);
  animation: cbm-fadeup .8s var(--ease-out) 60ms both;
}

.cbm-hero__headline {
  margin-bottom: var(--sp-5);
  animation: cbm-fadeup .8s var(--ease-out) 180ms both;
}

.cbm-hero__subline {
  max-width: 400px;
  margin-bottom: var(--sp-7);
  animation: cbm-fadeup .8s var(--ease-out) 320ms both;
}

.cbm-hero__cta {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
  margin-bottom: var(--sp-7);
  animation: cbm-fadeup .8s var(--ease-out) 460ms both;
}

.cbm-hero__stats {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  padding-top: var(--sp-5);
  border-top: .5px solid var(--border);
  animation: cbm-fadeup .8s var(--ease-out) 620ms both;
}

.cbm-stat__num {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.8vw, 1.75rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: -.02em;
  padding-bottom: .06em;
}

.cbm-stat__label {
  font-size: 9px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: var(--sp-1);
}

.cbm-stat__divider {
  width: .5px;
  height: 28px;
  background: var(--border);
}

.cbm-hero__visual {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  min-height: 520px;
  animation: cbm-fadeup .8s var(--ease-out) 220ms both;
}

.cbm-hero__bg-name {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  user-select: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: clamp(0px, 2%, 24px);
  -webkit-mask-image:
    linear-gradient(to right, transparent 0%, black 14%, black 86%, transparent 100%),
    linear-gradient(to bottom, black 30%, black 60%, transparent 100%);
  -webkit-mask-composite: destination-in;
  mask-image:
    linear-gradient(to right, transparent 0%, black 14%, black 86%, transparent 100%),
    linear-gradient(to bottom, black 30%, black 60%, transparent 100%);
  mask-composite: intersect;
}

.cbm-hero__bg-name-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .04em;
}

.cbm-hero__bg-name-text {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: .88;
  color: rgba(255,255,255,.16);
  white-space: nowrap;
  font-size: clamp(6rem, 12vw, 11rem);
  letter-spacing: .06em;
  padding-bottom: .08em;
  display: inline-flex;
}

.cbm-bg-letter {
  display: inline-block;
  transform: translateX(var(--lx, 0px));
  transition: transform 260ms var(--ease-out);
  will-change: transform;
}

.cbm-hero__bg-name-text--sub {
  font-size: clamp(3rem, 5.5vw, 5rem);
  color: rgba(142,99,163,.09);
  letter-spacing: .04em;
}

.cbm-portrait-zone {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 400px;
}

.cbm-portrait-zone__inner {
  position: relative;
  width: 100%;
  height: clamp(380px, 56svh, 640px);
  overflow: hidden;
  -webkit-mask-image:
    linear-gradient(to bottom, black 42%, transparent 100%),
    linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-composite: destination-in;
  mask-image:
    linear-gradient(to bottom, black 42%, transparent 100%),
    linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  mask-composite: intersect;
}

.cbm-portrait-zone__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-5);
}

.cbm-portrait-zone__placeholder-ring {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: .5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.cbm-portrait-zone__placeholder-ring::before {
  content: '';
  position: absolute;
  inset: -14px;
  border-radius: 50%;
  border: .5px dashed rgba(255,255,255,.04);
}

.cbm-portrait-zone__placeholder-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  opacity: .6;
}

.cbm-portrait-zone__placeholder-text {
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-faint);
  text-align: center;
  line-height: 1.9;
}

.cbm-hero-edge {
  height: 1px;
  background: linear-gradient(to right, transparent 0%, rgba(44,37,50,.5) 28%, rgba(44,37,50,.5) 72%, transparent 100%);
  opacity: .5;
}

@keyframes cbm-fadeup {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════ */
@media (max-width: 980px) {
  .cbm-nav__links {
    gap: 24px;
  }
}

@media (max-width: 900px) {
  :root {
    --site-gutter: 40px;
  }

  .cbm-nav {
    /* top inherits --nav-top-offset from :root mobile override (20px). */
  }

  .cbm-nav__inner {
    padding-left: 18px;
  }

  .cbm-nav__links {
    display: none;
  }

  .cbm-hero__inner {
    grid-template-columns: 1fr;
    padding-top: calc(var(--nav-h) + 76px);
    padding-bottom: var(--sp-10);
    gap: var(--sp-6);
  }

  .cbm-hero__visual {
    order: -1;
    min-height: 260px;
    align-items: flex-end;
  }

  .cbm-portrait-zone {
    max-width: 220px;
  }

  .cbm-portrait-zone__inner {
    height: clamp(220px, 32svh, 340px);
  }

  .cbm-hero__bg-name {
    opacity: .5;
  }

  .cbm-hero__bg-name-text {
    font-size: clamp(5rem, 18vw, 8rem);
  }

  .cbm-hero__bg-name-text--sub {
    font-size: clamp(2.5rem, 9vw, 4.5rem);
  }
}

@media (max-width: 620px) {
  .cbm-nav__logo-text {
    letter-spacing: .16em;
    font-size: 10px;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .cbm-nav__logo-img {
    max-height: 26px;
    max-width: 180px;
  }

  .cbm-u-btn--nav {
    padding-inline: 14px;
  }
}

@media (max-width: 520px) {
  :root {
    --site-gutter: 40px;
  }

  .cbm-hero__cta {
    flex-direction: column;
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .cbm-u-btn {
    width: auto;
    max-width: 100%;
    align-self: flex-start;
  }

  .cbm-u-btn--nav {
    width: auto;
  }

  .cbm-hero__stats {
    gap: var(--sp-4);
    flex-wrap: wrap;
  }

  .cbm-stat__divider {
    display: none;
  }
}

@media (max-width: 390px) {
  .cbm-nav__logo-text {
    max-width: 125px;
  }

  .cbm-u-btn--nav {
    font-size: 8px;
    padding-inline: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }

  .cbm-u-btn,
  .cbm-u-btn::before,
  .cbm-u-btn__orb,
  .cbm-u-btn__orb::before,
  .cbm-u-btn__orb::after,
  .cbm-u-btn__svg-line,
  .cbm-u-btn__svg-head {
    transition: none !important;
  }
}

/* ════════════════════════════════════════════════════
   MOBILE MENU (Issue 5)
   ════════════════════════════════════════════════════ */
.cbm-nav__toggle {
  display: none;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border-radius: 999px;
  border: 1px solid rgba(44,37,50,.9);
  background: rgba(20,16,23,.45);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-direction: column;
  padding: 0;
  transition: border-color 320ms var(--ease-out);
}
.cbm-nav__toggle:hover { border-color: rgba(142,99,163,.55); }
.cbm-nav__toggle:focus-visible { outline: none; border-color: rgba(183,140,255,.7); }
.cbm-nav__toggle-bar {
  display: block;
  width: 17px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--text-secondary);
  transition: transform 320ms var(--ease-out), opacity 240ms var(--ease-out);
}
.cbm-nav__toggle.is-open .cbm-nav__toggle-bar:first-child { transform: translateY(3.25px) rotate(45deg); }
.cbm-nav__toggle.is-open .cbm-nav__toggle-bar:last-child { transform: translateY(-3.25px) rotate(-45deg); }

.cbm-nav__menu {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 90;
  padding: calc(var(--nav-h) + 26px) clamp(16px, 5vw, 40px) 24px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity 360ms var(--ease-out), transform 360ms var(--ease-out), visibility 0s linear 360ms;
}
.cbm-nav__menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 360ms var(--ease-out), transform 360ms var(--ease-out), visibility 0s;
}
.cbm-nav__menu-inner {
  display: flex;
  flex-direction: column;
  padding: clamp(14px, 3vw, 22px);
  gap: 2px;
}
.cbm-nav__menu-link {
  display: block;
  padding: 14px 16px;
  border-radius: 12px;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .01em;
  transition: background-color 280ms var(--ease-out), color 280ms var(--ease-out);
}
.cbm-nav__menu-link:hover { background: rgba(183,140,255,.08); color: var(--text-primary); }
.cbm-nav__menu-link:focus-visible { outline: none; background: rgba(183,140,255,.12); color: var(--text-primary); }
.cbm-nav__menu-link--cta {
  margin-top: 8px;
  border: 1px solid rgba(142,99,163,.45);
  color: var(--text-primary);
  text-align: center;
}
.cbm-nav__menu-link--cta:hover { background: rgba(183,140,255,.12); border-color: rgba(183,140,255,.6); }

@media (max-width: 900px) {
  .cbm-nav__toggle { display: flex; }
}
@media (min-width: 901px) {
  .cbm-nav__menu { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .cbm-nav__menu { transition: opacity 200ms linear, visibility 0s linear 200ms; transform: none; }
  .cbm-nav__menu.is-open { transition: opacity 200ms linear, visibility 0s; transform: none; }
  .cbm-nav__toggle-bar { transition: none; }
}