/* ============================================================
   Invest Prime — components.css
   ============================================================ */

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6em;
  font-family: var(--f-body); font-weight: 600; font-size: var(--t-15);
  padding: 1.05em 1.7em; border-radius: var(--r-sm);
  cursor: pointer; border: 1px solid transparent;
  transition: transform 0.4s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
  letter-spacing: 0.01em; line-height: 1;
}
.btn-primary { background: var(--amber); color: var(--ink-950); }
.btn-primary:hover { background: var(--amber-dim); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--bone-50); border-color: var(--ink-700); }
.btn-ghost:hover { border-color: var(--bone-300); transform: translateY(-2px); }
.btn .arw { transition: transform 0.4s var(--ease); }
.btn:hover .arw { transform: translateX(4px); }

/* ---------- Header ---------- */
.hdr {
  position: fixed; inset: 0 0 auto 0; z-index: 60;
  display: flex; align-items: center;
  transition: background 0.4s var(--ease), backdrop-filter 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.hdr.scrolled { background: color-mix(in oklch, var(--ink-950) 94%, transparent); backdrop-filter: blur(16px); border-bottom-color: var(--line); }
.hdr .wrap { display: flex; align-items: center; justify-content: space-between; padding-block: 1.05rem; }
.logo { display: inline-flex; align-items: baseline; gap: 0.02em; font-family: var(--f-display); font-weight: 700; font-size: 1.18rem; letter-spacing: -0.01em; color: var(--bone-50); }
.logo .pr { font-weight: 400; }
.logo .prime { color: var(--amber); font-weight: 700; margin-left: 0.05em; }
.hdr-nav { display: flex; align-items: center; gap: 2rem; }
.hdr-nav a.lnk { font-size: var(--t-15); color: var(--bone-300); transition: color 0.3s; }
.hdr-nav a.lnk:hover { color: var(--bone-50); }
.hdr-cta { padding: 0.8em 1.3em; }
.burger { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; padding-bottom: clamp(3rem, 6vw, 6rem); overflow: hidden; }
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 26%; transform-origin: 0% 50%; animation: kenburns 18s var(--ease) infinite alternate; }
@keyframes kenburns { from { transform: scale(1.08); } to { transform: scale(1.14); } }
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(95deg, var(--ink-900) 30%, color-mix(in oklch, var(--ink-900) 55%, transparent) 52%, transparent 78%),
    linear-gradient(0deg, var(--ink-900) 4%, transparent 42%);
}
.hero .wrap { position: relative; z-index: 2; width: 100%; }
.hero-inner { max-width: 760px; }
.hero h1 { font-size: var(--t-92); font-weight: 800; margin-top: 1.1rem; line-height: 1.02; }
.hero h1 .ln2 { color: var(--bone-300); font-weight: 400; }
.hero-tagline { display: flex; align-items: center; gap: 0.75rem; margin-top: 1.35rem; font-family: var(--f-body); font-size: var(--t-22); font-style: italic; font-weight: 300; color: var(--bone-200); letter-spacing: 0.01em; }
.hero-tagline .ht-bar { width: 30px; height: 2px; background: var(--amber); flex: none; }
.hero-sub { margin-top: 1.6rem; font-size: var(--t-18); color: var(--bone-300); max-width: 42ch; line-height: 1.5; }
.hero-meta { margin-top: 1.7rem; display: flex; flex-wrap: wrap; gap: 0.55rem 0.6rem; }
.chip { font-family: var(--f-mono); font-size: var(--t-13); color: var(--bone-300); border: 1px solid var(--line); border-radius: 100px; padding: 0.5em 0.95em; letter-spacing: 0.02em; }
.hero-actions { margin-top: 2.3rem; display: flex; flex-wrap: wrap; gap: 0.9rem; align-items: center; }
.hero-note { font-size: var(--t-13); color: var(--bone-500); font-family: var(--f-mono); }
.hero-portrait { display: none; }
.scrollcue { position: absolute; left: 50%; bottom: 1.4rem; transform: translateX(-50%); z-index: 2; color: var(--amber); animation: float 2.6s var(--ease) infinite; }
@keyframes float { 0%,100% { transform: translate(-50%,0); } 50% { transform: translate(-50%,8px); } }

/* ---------- Chart background motif ---------- */
.quote { position: relative; }
.sec > .wrap, .quote > .wrap { position: relative; z-index: 1; }
.chart-bg { position: absolute; left: 0; right: 0; bottom: 0; height: 72%; z-index: 0; pointer-events: none;
  background-repeat: no-repeat; background-position: center bottom; background-size: 120% auto; opacity: 0.55;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 58%); mask-image: linear-gradient(180deg, transparent 0%, #000 58%); }
.chart-bg.full { height: 100%; background-size: 132% auto; opacity: 0.42;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 42%, #000 88%, transparent); mask-image: linear-gradient(180deg, transparent, #000 42%, #000 88%, transparent); }
.chart-bg.v-a { background-image: url("../img/brand/chart-a.svg?v=2"); }
.chart-bg.v-b { background-image: url("../img/brand/chart-b.svg?v=2"); }
.chart-bg.v-c { background-image: url("../img/brand/chart-c.svg?v=2"); }

/* ---------- Section frame ---------- */
.sec { padding-block: var(--sec-y); position: relative; }
.sec-ink { background: var(--ink-950); }
.sec-head { display: grid; gap: 1.1rem; max-width: 62ch; }
.sec-head.wide { max-width: 76ch; }
.sec-title { font-size: var(--t-44); }
.sec-lede { font-size: var(--t-22); color: var(--bone-300); line-height: 1.5; font-weight: 400; }

/* ---------- Belief / problem rows ---------- */
.beliefs { margin-top: clamp(2.5rem, 5vw, 4rem); display: grid; gap: 0; }
.belief { display: grid; grid-template-columns: auto 1fr; gap: clamp(1rem,3vw,2.6rem); padding: 1.9rem 0; border-top: 1px solid var(--line); align-items: start; }
.belief:last-child { border-bottom: 1px solid var(--line); }
.belief .no { font-family: var(--f-mono); font-size: var(--t-15); color: var(--amber); padding-top: 0.35em; }
.belief h3 { font-size: var(--t-30); font-weight: 700; line-height: 1.1; }
.belief p { margin-top: 0.7rem; color: var(--bone-300); max-width: 60ch; }

/* ---------- Big quote (mentor voice) ---------- */
.quote { padding-block: var(--sec-y); }
.quote-blk { max-width: 22ch; }
.quote-mark { font-family: var(--f-display); font-size: 4rem; color: var(--amber); line-height: 0.6; }
.quote-txt { font-family: var(--f-display); font-weight: 700; font-size: var(--t-64); line-height: 1.06; letter-spacing: -0.02em; max-width: 16ch; }
.quote-by { margin-top: 1.8rem; font-family: var(--f-mono); font-size: var(--t-13); letter-spacing: 0.12em; text-transform: uppercase; color: var(--bone-500); }

/* ---------- Method grid ---------- */
.method { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: clamp(2.5rem,5vw,4rem); background: var(--line); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.method-cell { background: var(--ink-950); padding: clamp(1.6rem,3vw,2.4rem); display: grid; gap: 0.8rem; align-content: start; }
.method-cell .k { font-family: var(--f-mono); font-size: var(--t-30); color: var(--amber); font-weight: 500; }
.method-cell h3 { font-size: var(--t-18); font-weight: 700; font-family: var(--f-body); line-height: 1.2; }
.method-cell p { color: var(--bone-300); font-size: var(--t-15); }

/* SAP gains */
.sap-gains { margin-top: clamp(2rem,4vw,3rem); display: grid; grid-template-columns: auto 1fr; gap: clamp(1rem,3vw,3rem); align-items: start; padding-top: clamp(2rem,4vw,3rem); border-top: 1px solid var(--line); }
.sap-gains h3 { font-size: var(--t-22); font-weight: 700; font-family: var(--f-body); max-width: 12ch; }
.sap-gains ul { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.7rem 2.4rem; }
.sap-gains li { list-style: none; color: var(--bone-200); font-size: var(--t-15); padding-left: 1.5em; position: relative; line-height: 1.5; }
.sap-gains li::before { content: "→"; position: absolute; left: 0; top: 0; color: var(--amber); font-family: var(--f-mono); }
@media (max-width: 720px) { .sap-gains { grid-template-columns: 1fr; } .sap-gains ul { grid-template-columns: 1fr; } }

/* ---------- Mentor ---------- */
.mentor { display: grid; grid-template-columns: 0.85fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.mentor-photo { position: relative; border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 9/10; }
.mentor-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 18%; }
.mentor-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, transparent 55%, color-mix(in oklch, var(--ink-950) 55%, transparent)); }
.mentor-photo .tag { position: absolute; left: 1.1rem; bottom: 1.1rem; font-family: var(--f-mono); font-size: var(--t-13); color: var(--bone-200); background: color-mix(in oklch, var(--ink-950) 70%, transparent); backdrop-filter: blur(6px); padding: 0.5em 0.9em; border-radius: 100px; border: 1px solid var(--line); }
.mentor-body h2 { font-size: var(--t-44); }
.mentor-body .lede { margin-top: 1.3rem; font-size: var(--t-22); color: var(--bone-200); line-height: 1.5; }
.mentor-body p.bd { margin-top: 1.1rem; color: var(--bone-300); max-width: 56ch; }
.mentor-body p.bd b { color: var(--bone-50); font-weight: 600; }
.mentor-stats { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 2.2rem; }
.mstat .n { font-family: var(--f-display); font-weight: 700; font-size: var(--t-44); color: var(--bone-50); }
.mstat .l { font-family: var(--f-mono); font-size: var(--t-13); color: var(--bone-500); letter-spacing: 0.08em; margin-top: 0.2rem; }

/* ---------- Program / syllabus ---------- */
.prog { margin-top: clamp(2.5rem,5vw,4rem); border-top: 1px solid var(--line); }
.mod { border-bottom: 1px solid var(--line); }
.mod-head { display: grid; grid-template-columns: auto 1fr auto; gap: clamp(1rem,3vw,2.4rem); align-items: center; padding: 1.6rem 0; cursor: pointer; }
.mod-head .no { font-family: var(--f-mono); font-size: var(--t-15); color: var(--amber); }
.mod-head h3 { font-size: clamp(1.15rem,2.4vw,1.6rem); font-weight: 700; font-family: var(--f-body); }
.mod-toggle { width: 28px; height: 28px; border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; color: var(--bone-300); transition: transform 0.4s var(--ease), border-color 0.3s, color 0.3s; flex-shrink: 0; }
.mod[open] .mod-toggle { transform: rotate(45deg); border-color: var(--amber); color: var(--amber); }
.mod-body { padding: 0 0 1.8rem; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.55rem 2.4rem; }
.mod-body li { list-style: none; color: var(--bone-300); font-size: var(--t-15); padding-left: 1.3em; position: relative; line-height: 1.5; }
.mod-body li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 5px; height: 5px; background: var(--amber-deep); border-radius: 50%; }
summary.mod-head { list-style: none; } summary.mod-head::-webkit-details-marker { display: none; }

/* ---------- Audience ---------- */
.aud { margin-top: clamp(2.5rem,5vw,4rem); display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.aud-cell { background: var(--ink-900); padding: clamp(1.5rem,2.6vw,2.1rem); display: grid; gap: 0.7rem; align-content: start; }
.aud-cell .no { font-family: var(--f-mono); font-size: var(--t-13); color: var(--amber); letter-spacing: 0.1em; }
.aud-cell h3 { font-size: var(--t-22); font-weight: 700; font-family: var(--f-body); }
.aud-cell p { color: var(--bone-300); font-size: var(--t-15); }
.aud-cell .trg { margin-top: 0.3rem; color: var(--bone-200); font-size: var(--t-15); }
.aud-cell .trg b { color: var(--bone-50); font-weight: 600; }

/* ---------- Format strip ---------- */
.fmt { display: grid; grid-template-columns: repeat(4,1fr); gap: clamp(1.2rem,3vw,2.5rem); margin-top: clamp(2.2rem,4vw,3.2rem); }
.fmt-item { display: grid; gap: 0.55rem; }
.fmt-item .k { font-family: var(--f-mono); color: var(--amber); font-size: var(--t-13); letter-spacing: 0.08em; }
.fmt-item h3 { font-size: var(--t-18); font-weight: 600; font-family: var(--f-body); }
.fmt-item p { color: var(--bone-300); font-size: var(--t-15); }

/* ---------- Steps ---------- */
.steps { margin-top: clamp(2.2rem,4vw,3.2rem); display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.step { background: var(--ink-950); padding: clamp(1.5rem,2.6vw,2.1rem); display: grid; gap: 0.6rem; }
.step .n { font-family: var(--f-display); font-weight: 700; font-size: var(--t-44); color: var(--ink-700); }
.step.act .n { color: var(--amber); }
.step h3 { font-size: var(--t-18); font-weight: 600; font-family: var(--f-body); }
.step p { color: var(--bone-300); font-size: var(--t-15); }

/* ---------- CTA / Form ---------- */
.apply { background: var(--ink-950); }
.apply-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,5vw,4.5rem); align-items: start; }
.apply-copy h2 { font-size: var(--t-64); }
.apply-copy .lede { margin-top: 1.4rem; font-size: var(--t-22); color: var(--bone-200); max-width: 30ch; line-height: 1.45; }
.apply-copy .reassure { margin-top: 1.6rem; font-family: var(--f-mono); font-size: var(--t-13); color: var(--bone-500); }
.form { background: var(--ink-900); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(1.5rem,3vw,2.4rem); display: grid; gap: 1.1rem; }
.fld { display: grid; gap: 0.5rem; }
.fld label { font-family: var(--f-mono); font-size: var(--t-13); letter-spacing: 0.04em; color: var(--bone-300); }
.fld label .req { color: var(--amber); }
.fld input, .fld select {
  background: var(--ink-850); border: 1px solid var(--line); border-radius: var(--r-sm);
  color: var(--bone-50); font-family: var(--f-body); font-size: var(--t-15); padding: 0.85em 0.95em; width: 100%;
  transition: border-color 0.3s, background 0.3s;
}
.fld input::placeholder { color: var(--bone-500); }
.fld input:focus, .fld select:focus { outline: none; border-color: var(--amber); background: var(--ink-800); }
.fld select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23B9A06A' stroke-width='1.5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.95em center; padding-right: 2.4em; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form .btn-primary { margin-top: 0.3rem; width: 100%; }
.form-legal { font-size: var(--t-13); color: var(--bone-500); line-height: 1.5; }
.form-legal a { color: var(--bone-300); text-decoration: underline; text-underline-offset: 2px; }
.form-ok { display: none; text-align: center; padding: 1.5rem 0.5rem; gap: 0.8rem; }
.form-ok h3 { font-size: var(--t-30); font-family: var(--f-body); }
.form-ok p { color: var(--bone-300); }
.form.sent .form-body { display: none; }
.form.sent .form-ok { display: grid; }
.fld.err input, .fld.err select { border-color: oklch(0.6 0.13 25); }

/* ---------- Footer ---------- */
.ftr { background: var(--ink-950); border-top: 1px solid var(--line); padding-block: clamp(3rem,5vw,4.5rem) 2.5rem; }
.ftr-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 2rem; flex-wrap: wrap; }
.ftr .logo { font-size: 1.3rem; }
.ftr-tag { color: var(--bone-500); font-size: var(--t-15); max-width: 30ch; margin-top: 0.8rem; }
.ftr-links { display: flex; gap: 2rem; flex-wrap: wrap; }
.ftr-links a { color: var(--bone-300); font-size: var(--t-15); }
.ftr-links a:hover { color: var(--bone-50); }
.disclaimer { margin-top: 2.6rem; padding-top: 1.8rem; border-top: 1px solid var(--line); font-family: var(--f-mono); font-size: var(--t-13); color: var(--bone-500); line-height: 1.65; max-width: 90ch; }
.ftr-base { margin-top: 1.8rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem 1.6rem; flex-wrap: wrap; font-size: var(--t-13); color: var(--bone-500); font-family: var(--f-mono); }
.ftr-credit { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--bone-500); }
.ftr-credit img { height: 21px; width: auto; opacity: 0.72; transition: opacity 0.3s var(--ease); }
.ftr-credit:hover img { opacity: 1; }

/* ---------- Mobile drawer ---------- */
.drawer { position: fixed; inset: 0; z-index: 80; background: color-mix(in oklch, var(--ink-950) 50%, transparent); backdrop-filter: blur(4px); opacity: 0; pointer-events: none; transition: opacity 0.4s var(--ease); }
.drawer.open { opacity: 1; pointer-events: auto; }
.drawer-panel { position: absolute; right: 0; top: 0; height: 100%; width: min(86vw, 360px); background: var(--ink-900); border-left: 1px solid var(--line); transform: translateX(100%); transition: transform 0.5s var(--ease); display: flex; flex-direction: column; padding: 1.4rem var(--gut) 2rem; }
.drawer.open .drawer-panel { transform: none; }
.drawer-head { display: flex; justify-content: space-between; align-items: center; }
.drawer-x { width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; color: var(--bone-200); background: transparent; cursor: pointer; }
.drawer-nav { margin-top: 2.5rem; display: grid; gap: 0.3rem; }
.drawer-nav a { font-family: var(--f-display); font-size: 1.5rem; font-weight: 600; color: var(--bone-100, var(--bone-50)); padding: 0.55rem 0; border-bottom: 1px solid var(--line); }
.drawer-foot { margin-top: auto; display: grid; gap: 1rem; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .method, .aud { grid-template-columns: 1fr 1fr; }
  .fmt, .steps { grid-template-columns: 1fr 1fr; }
  .mentor { grid-template-columns: 1fr; }
  .mentor-photo { max-width: 440px; }
  .apply-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .hdr-nav { display: none; }
  .burger { display: inline-grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; background: transparent; cursor: pointer; color: var(--bone-50); }
  .method, .aud, .fmt, .steps { grid-template-columns: 1fr; }
  .mod-body { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  /* mobile hero = cinematic full-bleed: centered mentor photo, gradient fade to dark, title + CTAs on the dark zone */
  .hero { display: block; padding: 0; min-height: 100svh; background: var(--ink-900); overflow: hidden; }
  .hero-media { display: block; inset: 0; height: 100svh; background-image: url('../img/expert/expert-hero.webp'); background-size: cover; background-position: 14% 16%; }
  .hero-media img { display: none; }
  .hero-media::after {
    content: ""; position: absolute; inset: 0;
    background:
      linear-gradient(90deg,
        oklch(0.13 0.012 250 / 0.95) 0%,
        oklch(0.13 0.012 250 / 0.88) 32%,
        oklch(0.13 0.012 250 / 0.55) 50%,
        oklch(0.13 0.012 250 / 0.18) 68%,
        oklch(0.13 0.012 250 / 0) 88%),
      linear-gradient(180deg,
        oklch(0.13 0.012 250 / 0.60) 0%,
        oklch(0.13 0.012 250 / 0.34) 8%,
        oklch(0.13 0.012 250 / 0) 19%,
        oklch(0.13 0.012 250 / 0) 50%,
        oklch(0.13 0.012 250 / 0.55) 72%,
        oklch(0.13 0.012 250 / 0.92) 87%,
        var(--ink-900) 100%);
  }
  .scrollcue { display: none; }
  .hero-portrait, .hero-sub, .hero-meta, .hero-note { display: none; }
  .hero .wrap { position: relative; z-index: 2; min-height: 100svh; display: flex; align-items: flex-end; }
  .hero-inner { display: flex; flex-direction: column; max-width: none; width: 100%; padding-bottom: 2.1rem; }
  .hero .eyebrow { position: absolute; top: 4.7rem; left: var(--gut); right: var(--gut); z-index: 3; font-size: 0.72rem; letter-spacing: 0.12em; color: var(--bone-50); text-shadow: 0 1px 3px oklch(0.09 0.01 250 / 0.95), 0 2px 16px oklch(0.09 0.01 250 / 0.8); }
  .hero h1 { order: 2; font-size: clamp(2.2rem, 9.2vw, 3.1rem); margin-top: 0.7rem; line-height: 1.0; text-shadow: 0 2px 24px oklch(0.10 0.01 250 / 0.6); }
  .hero h1 .ln2 { font-size: 0.82em; }
  .hero-tagline { order: 3; margin-top: 0.75rem; font-size: var(--t-18); gap: 0.55rem; }
  .hero-tagline .ht-bar { width: 22px; }
  .hero-actions { order: 4; margin-top: 1.4rem; gap: 0.6rem; }
  .hero-actions .btn { flex: 1 1 auto; }
  .belief { grid-template-columns: 1fr; gap: 0.5rem; }
  .ftr-top { flex-direction: column; }
}