/* ============================================================
   COMPONENTS — reusable UI library
   Mobile-first. Every rule here is meant to be composed by
   page templates. Do not add page-specific styles here.
   ============================================================ */

/* ------------------------------------------------------------
   01. BUTTONS
   ------------------------------------------------------------ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.95rem 1.4rem;
    border: 1px solid transparent;
    border-radius: var(--pe-r-md);
    font-family: var(--pe-font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition:
        background-color 200ms ease,
        color 200ms ease,
        border-color 200ms ease,
        transform 200ms var(--pe-ease),
        box-shadow 200ms ease;
    -webkit-tap-highlight-color: transparent;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn .btn-arrow {
    font-size: 1.05rem;
    transition: transform 200ms var(--pe-ease);
}

.btn:hover .btn-arrow { transform: translateX(3px); }

/* Primary — dark ink, inverted on hover */
.btn-primary {
    background: var(--pe-ink);
    color: var(--pe-white);
    box-shadow: 0 6px 16px rgba(22,22,22,.10);
}
.btn-primary:hover {
    background: var(--pe-gold);
    color: var(--pe-ink);
    box-shadow: 0 8px 20px rgba(176,141,87,.24);
}

/* Secondary — outlined ink */
.btn-secondary {
    background: transparent;
    border-color: var(--pe-ink);
    color: var(--pe-ink);
}
.btn-secondary:hover {
    background: var(--pe-ink);
    color: var(--pe-white);
}

/* Outline — thin border, gold on hover */
.btn-outline {
    background: transparent;
    border-color: var(--pe-line);
    color: var(--pe-ink);
}
.btn-outline:hover {
    border-color: var(--pe-gold);
    color: var(--pe-gold);
}

/* Ghost — no border */
.btn-ghost {
    background: transparent;
    color: var(--pe-ink);
    padding-inline: 0;
}
.btn-ghost:hover { color: var(--pe-gold); }

/* Light — for dark backgrounds (used inside .hero / .cta-panel) */
.btn-light {
    background: var(--pe-white);
    color: var(--pe-ink);
}
.btn-light:hover {
    background: var(--pe-gold-soft);
    color: var(--pe-ink);
}

/* Text link with arrow */
.btn-text {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0;
    background: none;
    color: var(--pe-ink);
    font-weight: 600;
    font-size: 0.9375rem;
}
.btn-text::after {
    content: "→";
    transition: transform 200ms var(--pe-ease);
}
.btn-text:hover { color: var(--pe-gold); }
.btn-text:hover::after { transform: translateX(4px); }

/* Sizes */
.btn-sm { padding: 0.65rem 1rem; font-size: 0.875rem; }
.btn-lg { padding: 1.15rem 1.75rem; font-size: 1rem; }
.btn-block { width: 100%; }

/* ------------------------------------------------------------
   02. SECTION HEAD
   .section-head is the wrapper around kicker + h2 + lead.
   Center via .is-centered. Optional .is-light for dark bg.
   ------------------------------------------------------------ */

.section-head {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 44rem;
    margin-bottom: var(--pe-sp-7);
}

.section-head.is-centered {
    margin-inline: auto;
    text-align: center;
    align-items: center;
}

.section-head.is-light { color: var(--pe-white); }
.section-head.is-light .section-head__heading { color: var(--pe-white); }
.section-head.is-light .section-head__lead { color: rgba(255,255,255,.78); }

.section-head__kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--pe-gold);
}

.section-head__kicker::before {
    content: "";
    display: inline-block;
    width: 26px;
    height: 2px;
    background: var(--pe-gold);
}

.section-head.is-centered .section-head__kicker::before { display: none; }

.section-head__heading {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--pe-ink);
    margin: 0;
}

.section-head__heading em {
    font-family: var(--pe-font-serif);
    font-weight: 400;
    font-style: italic;
    color: var(--pe-gold);
}

.section-head__lead {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--pe-text-muted);
    max-width: 40rem;
    margin: 0;
}

@media (min-width: 768px) {
    .section-head__lead { font-size: 1.0625rem; }
}

/* ------------------------------------------------------------
   03. CARDS
   Base card. Variants: .card--bordered, .card--elevated,
   .card--dark, .card--accent-left
   ------------------------------------------------------------ */

.card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: var(--pe-sp-5);
    background: var(--pe-white);
    border-radius: var(--pe-r-lg);
    transition:
        transform 240ms var(--pe-ease),
        box-shadow 240ms ease,
        border-color 240ms ease;
}

.card--bordered { border: 1px solid var(--pe-line-soft); }

.card--bordered:hover {
    border-color: var(--pe-gold);
    transform: translateY(-3px);
    box-shadow: var(--pe-shadow-md);
}

.card--elevated {
    border: 1px solid transparent;
    box-shadow: var(--pe-shadow-sm);
}

.card--elevated:hover {
    transform: translateY(-3px);
    box-shadow: var(--pe-shadow-md);
}

.card--dark {
    background: var(--pe-ink);
    color: var(--pe-white);
}
.card--dark h3, .card--dark h4 { color: var(--pe-white); }
.card--dark p { color: rgba(255,255,255,.78); }

.card__eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--pe-gold);
}

.card__title {
    font-size: 1.25rem;
    line-height: 1.3;
    letter-spacing: -0.015em;
    color: var(--pe-ink);
    margin: 0;
}

.card__body {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--pe-text-muted);
    margin: 0;
}

.card__footer {
    margin-top: auto;
    padding-top: 0.5rem;
}

/* ------------------------------------------------------------
   04. FEATURE GRID
   Grid of feature cards with icon/number + title + copy.
   ------------------------------------------------------------ */

.feature-grid {
    display: grid;
    gap: var(--pe-sp-5);
}

@media (min-width: 768px) {
    .feature-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (min-width: 1024px) {
    .feature-grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .feature-grid--4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
}

.feature {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    padding: var(--pe-sp-5);
    border-radius: var(--pe-r-lg);
    border: 1px solid var(--pe-line-soft);
    background: var(--pe-white);
    transition: border-color 200ms ease, transform 200ms var(--pe-ease), box-shadow 200ms ease;
}

.feature:hover {
    border-color: var(--pe-gold);
    transform: translateY(-2px);
    box-shadow: var(--pe-shadow-sm);
}

.feature__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--pe-r-md);
    background: rgba(176,141,87,.12);
    color: var(--pe-gold);
    font-family: var(--pe-font-heading);
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
}

.feature__title {
    font-size: 1.125rem;
    line-height: 1.35;
    color: var(--pe-ink);
    margin: 0;
}

.feature__body {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--pe-text-muted);
    margin: 0;
}

/* ------------------------------------------------------------
   05. NUMBERED CARDS
   Used by About (purpose, values), Services (practice),
   Careers (recruitment), Training (why-train),
   Partners (benefits). Number in gold, top-right by default.
   ------------------------------------------------------------ */

.numbered-grid {
    display: grid;
    gap: var(--pe-sp-5);
}

@media (min-width: 640px) {
    .numbered-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (min-width: 1024px) {
    .numbered-grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .numbered-grid--4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
}

.numbered-card {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: var(--pe-sp-5) var(--pe-sp-4);
    border: 1px solid var(--pe-line-soft);
    border-radius: var(--pe-r-lg);
    background: var(--pe-white);
    position: relative;
    transition: border-color 200ms ease, transform 200ms var(--pe-ease), box-shadow 200ms ease;
}

.numbered-card:hover {
    border-color: var(--pe-gold);
    transform: translateY(-3px);
    box-shadow: var(--pe-shadow-md);
}

.numbered-card__number {
    font-family: var(--pe-font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--pe-gold);
}

.numbered-card__title {
    font-size: 1.125rem;
    line-height: 1.3;
    color: var(--pe-ink);
    margin: 0;
}

.numbered-card__body {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--pe-text-muted);
    margin: 0;
}

/* ------------------------------------------------------------
   06. SPLIT LAYOUT
   Two-column: image + copy. Stacks on mobile, image leads.
   ------------------------------------------------------------ */

.split {
    display: grid;
    gap: var(--pe-sp-6);
    align-items: center;
}

.split__media {
    border-radius: var(--pe-r-lg);
    overflow: hidden;
    background: var(--pe-paper-alt);
    aspect-ratio: 4 / 5;
}

.split__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.split__copy {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.split__copy > p { color: var(--pe-text-muted); }

.split--reverse { direction: ltr; }

@media (min-width: 900px) {
    .split { grid-template-columns: 1fr 1fr; gap: var(--pe-sp-8); }
    .split__media { aspect-ratio: 5 / 6; }

    .split--reverse .split__media { order: 2; }
    .split--reverse .split__copy  { order: 1; }

    /* optional vertical rhythm tweak */
    .split--wide-media { grid-template-columns: 6fr 5fr; }
    .split--wide-copy  { grid-template-columns: 5fr 6fr; }
}

/* ------------------------------------------------------------
   07. PAGE HERO
   Canonical inner-page hero. Do not redeclare .hero anywhere.
   Markup:
     <section class="hero">
       <img class="hero__bg" src="..." alt="">
       <div class="hero__shade"></div>
       <div class="container">
         <div class="hero__inner">
           <nav class="hero__crumb">...</nav>
           <span class="hero__kicker">...</span>
           <h1 class="hero__title">...</h1>
           <p class="hero__lead">...</p>
           <div class="hero__actions">...</div>
         </div>
       </div>
     </section>
   ------------------------------------------------------------ */

.hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 70vh;
    overflow: hidden;
    background: var(--pe-ink);
    color: var(--pe-white);
    padding-top: var(--pe-header-h);
}

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

.hero__shade {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(
            115deg,
            rgba(15, 18, 22, 0.92) 0%,
            rgba(15, 18, 22, 0.78) 42%,
            rgba(15, 18, 22, 0.52) 100%
        );
}

.hero > .container {
    position: relative;
    z-index: 2;
}

.hero__inner {
    padding-block: var(--pe-sp-8) var(--pe-sp-7);
    max-width: 46rem;
}

.hero__crumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    color: rgba(255,255,255,.7);
}

.hero__crumb a {
    color: rgba(255,255,255,.92);
    transition: color 180ms ease;
}

.hero__crumb a:hover { color: var(--pe-gold-soft); }

.hero__crumb [aria-current] { color: rgba(255,255,255,.55); }

.hero__kicker {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--pe-gold-soft);
    margin-bottom: 0.9rem;
}

.hero__title {
    color: var(--pe-white);
    font-size: clamp(2.125rem, 6.5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin: 0 0 1rem;
    max-width: 14ch;
}

.hero__lead {
    color: rgba(255,255,255,.85);
    font-size: 1rem;
    line-height: 1.8;
    max-width: 44rem;
    margin: 0;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.75rem;
}

/* On smaller screens the hero is auto-height and the padding
   becomes the visual height. On larger screens we prefer
   the min-height to drive the visual. */
@media (min-width: 768px) {
    .hero__inner { padding-block: 5.5rem 4.5rem; }
    .hero__lead  { font-size: 1.0625rem; }
}

@media (min-width: 1024px) {
    .hero { padding-top: var(--pe-header-h-wide); }
}

/* ------------------------------------------------------------
   08. CTA PANEL
   Dark rounded panel for closing CTA blocks. Used identically
   on all 6 inner pages.
   ------------------------------------------------------------ */

.cta-panel {
    position: relative;
    overflow: hidden;
    padding: var(--pe-sp-6) var(--pe-sp-5);
    border-radius: var(--pe-r-xl);
    background: var(--pe-ink);
    color: var(--pe-white);
    isolation: isolate;
}

.cta-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 90px;
    height: 3px;
    background: var(--pe-gold);
    z-index: 1;
}

.cta-panel::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(176,141,87,.14), transparent 60%);
    transform: translate(40%, -40%);
    z-index: 0;
    pointer-events: none;
}

.cta-panel > * { position: relative; z-index: 1; }

.cta-panel__kicker {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--pe-gold);
    margin-bottom: 0.75rem;
}

.cta-panel__title {
    font-size: clamp(1.5rem, 3.4vw, 2.25rem);
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--pe-white);
    margin: 0 0 1rem;
    max-width: 26ch;
}

.cta-panel__lead {
    font-size: 0.9375rem;
    line-height: 1.75;
    color: rgba(255,255,255,.8);
    margin: 0 0 1.75rem;
    max-width: 44rem;
}

.cta-panel__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.75rem;
}

.cta-panel__tags .chip {
    background: rgba(255,255,255,.06);
    border-color: rgba(255,255,255,.16);
    color: rgba(255,255,255,.9);
}

.cta-panel__tags .chip:hover {
    background: var(--pe-gold);
    border-color: var(--pe-gold);
    color: var(--pe-ink);
}

.cta-panel__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* On desktop the CTA gets a left-aligned content column
   (so it doesn't look like a giant centered card). */
@media (min-width: 900px) {
    .cta-panel {
        padding: var(--pe-sp-7);
        display: grid;
        grid-template-columns: 1fr auto;
        align-items: center;
        gap: var(--pe-sp-6);
    }
    .cta-panel__inner { max-width: 40rem; }
    .cta-panel__actions { justify-content: flex-end; flex-wrap: nowrap; }
}

/* ------------------------------------------------------------
   09. FORMS
   ------------------------------------------------------------ */

.form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

@media (min-width: 640px) {
    .form-row { flex-direction: row; gap: 1rem; }
    .form-row > * { flex: 1 1 0; }
}

.field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.field__label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--pe-ink);
}

.field__hint {
    font-size: 0.8125rem;
    color: var(--pe-text-light);
}

.input,
.select,
.textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    font-family: var(--pe-font-body);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--pe-text);
    background: var(--pe-white);
    border: 1px solid var(--pe-line);
    border-radius: var(--pe-r-md);
    transition: border-color 180ms ease, box-shadow 180ms ease;
}

.input::placeholder,
.textarea::placeholder { color: var(--pe-text-light); }

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--pe-gold);
    box-shadow: 0 0 0 4px rgba(176,141,87,.14);
}

.textarea {
    min-height: 140px;
    resize: vertical;
}

.field--error .input,
.field--error .select,
.field--error .textarea { border-color: var(--pe-error); }

.field--error .field__hint { color: var(--pe-error); }

/* ------------------------------------------------------------
   10. ACCORDION / FAQ
   ------------------------------------------------------------ */

.accordion {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.accordion__item {
    border: 1px solid var(--pe-line-soft);
    border-radius: var(--pe-r-lg);
    background: var(--pe-white);
    overflow: hidden;
    transition: border-color 200ms ease, box-shadow 200ms ease;
}

.accordion__item.is-open {
    border-color: var(--pe-gold);
    box-shadow: var(--pe-shadow-sm);
}

.accordion__trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    padding: 1.1rem 1.25rem;
    text-align: left;
    font-family: var(--pe-font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--pe-ink);
    background: none;
    cursor: pointer;
}

.accordion__trigger::after {
    content: "+";
    font-size: 1.5rem;
    font-weight: 400;
    line-height: 1;
    color: var(--pe-gold);
    transition: transform 200ms var(--pe-ease);
    flex-shrink: 0;
}

.accordion__item.is-open .accordion__trigger::after {
    transform: rotate(45deg);
}

.accordion__panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 300ms var(--pe-ease);
}

.accordion__content {
    padding: 0 1.25rem 1.25rem;
    color: var(--pe-text-muted);
    font-size: 0.9375rem;
    line-height: 1.75;
}

/* ------------------------------------------------------------
   11. CHIPS / TAGS
   ------------------------------------------------------------ */

.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chip {
    display: inline-flex;
    align-items: center;
    padding: 0.55rem 0.95rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--pe-ink);
    background: var(--pe-white);
    border: 1px solid var(--pe-line);
    border-radius: var(--pe-r-pill);
    transition:
        background-color 180ms ease,
        color 180ms ease,
        border-color 180ms ease,
        transform 180ms var(--pe-ease);
}

.chip:hover {
    border-color: var(--pe-gold);
    color: var(--pe-gold);
    transform: translateY(-1px);
}

.chip--filled {
    background: rgba(176,141,87,.14);
    border-color: transparent;
    color: var(--pe-gold);
}

/* ------------------------------------------------------------
   12. BACK-TO-TOP + utility spacing
   ------------------------------------------------------------ */

.back-to-top {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--pe-ink);
    color: var(--pe-white);
    font-size: 1.1rem;
    box-shadow: var(--pe-shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 200ms ease, visibility 200ms ease, transform 200ms var(--pe-ease), background-color 180ms ease;
    z-index: var(--pe-z-toast);
    cursor: pointer;
}

.back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--pe-gold);
    color: var(--pe-ink);
}

@media (min-width: 1024px) {
    .back-to-top { right: 2rem; bottom: 2rem; width: 52px; height: 52px; }
}

/* Spacing helpers – safe names so they never collide */

.pe-mt-0 { margin-top: 0 !important; }
.pe-mt-4 { margin-top: var(--pe-sp-4) !important; }
.pe-mt-6 { margin-top: var(--pe-sp-5) !important; }
.pe-mt-8 { margin-top: var(--pe-sp-6) !important; }
.pe-mb-0 { margin-bottom: 0 !important; }
.pe-mb-4 { margin-bottom: var(--pe-sp-4) !important; }
.pe-mb-6 { margin-bottom: var(--pe-sp-5) !important; }
.pe-mb-8 { margin-bottom: var(--pe-sp-6) !important; }
.pe-text-muted { color: var(--pe-text-muted) !important; }
.pe-text-light { color: var(--pe-text-light) !important; }

/* Reverse order on desktop for split rows that want image right */
@media (min-width: 900px) {
    .split--reverse .split__media { order: 2; }
    .split--reverse .split__copy  { order: 1; }
}