/* ============================================================
   ICMEI v4 — Frontend base styles
   Shared design tokens, typography, primitives, page header,
   breadcrumb, and single-member layout.
   ------------------------------------------------------------
   Loaded on every page containing an ICMEI module (directory,
   registration form, single member, events).
   Version: 4.0.0
   ============================================================ */

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
    /* Brand palette */
    --icmei-v4-green:       #2d7a4f;
    --icmei-v4-green-light: #3a8a5a;
    --icmei-v4-green-deep:  #1f5d3a;
    --icmei-v4-green-pale:  #e8efe8;
    --icmei-v4-gold:        #c9a227;
    --icmei-v4-gray:        #6b7a7a;
    --icmei-v4-gray-dark:   #4a6a5a;
    --icmei-v4-gray-soft:   #8a9898;
    --icmei-v4-text:        #1a2e2a;
    --icmei-v4-text-soft:   #4a6a5a;
    --icmei-v4-border:      #e0e8e0;
    --icmei-v4-divider:     #eef3ee;

    /* Radii */
    --icmei-v4-radius-sm:   6px;
    --icmei-v4-radius-md:   10px;
    --icmei-v4-radius-lg:   16px;

    /* Shadows */
    --icmei-v4-shadow-sm:   0 2px 12px rgba(45, 122, 79, 0.06);
    --icmei-v4-shadow-md:   0 10px 30px rgba(45, 122, 79, 0.10);
    --icmei-v4-shadow-lg:   0 20px 45px rgba(45, 122, 79, 0.14);

    /* Layout */
    --icmei-v4-container:   1200px;

    /* Type scale */
    --icmei-v4-font-display: 'Playfair Display', Georgia, serif;
    --icmei-v4-font-body:    'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ============================================================
   BASE TYPOGRAPHY (scoped to our wrappers only)
   ------------------------------------------------------------
   We never style html/body directly — that would break themes.
   ============================================================ */
.icmei-v4-container,
.icmei-v4-page-header,
.icmei-v4-breadcrumb,
.icmei-v4-single,
.icmei-v4-archive,
.icmei-v4-directory {
    font-family: var(--icmei-v4-font-body);
    color: var(--icmei-v4-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================================
   LAYOUT: CONTAINER
   ============================================================ */
.icmei-v4-container {
    max-width: var(--icmei-v4-container);
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
    box-sizing: border-box;
}

.icmei-v4-container *,
.icmei-v4-container *::before,
.icmei-v4-container *::after {
    box-sizing: border-box;
}

/* ============================================================
   PAGE HEADER
   ============================================================ */
.icmei-v4-page-header {
    text-align: center;
    padding: 40px 20px 30px;
    margin: 0 auto 30px;
    border-bottom: 1px solid var(--icmei-v4-border);
    max-width: var(--icmei-v4-container);
}

.icmei-v4-page-header__eyebrow {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 3px;
    font-weight: 600;
    color: var(--icmei-v4-green);
    text-transform: uppercase;
    margin-bottom: 10px;
}

.icmei-v4-page-header__title {
    font-family: var(--icmei-v4-font-display);
    font-size: 3em;
    font-weight: 900;
    margin: 0 0 12px;
    line-height: 1.15;
    color: var(--icmei-v4-text);
}

.icmei-v4-page-header__subtitle {
    color: var(--icmei-v4-gray);
    font-size: 1rem;
    line-height: 1.65;
    max-width: 620px;
    margin: 0 auto;
    font-weight: 300;
}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.icmei-v4-breadcrumb {
    margin: 0 0 14px;
}

.icmei-v4-breadcrumb__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
    font-size: 0.85em;
    color: var(--icmei-v4-gray);
}

.icmei-v4-breadcrumb__item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.icmei-v4-breadcrumb__item a {
    color: var(--icmei-v4-gray);
    text-decoration: none;
    transition: color 0.2s ease;
}

.icmei-v4-breadcrumb__item a:hover,
.icmei-v4-breadcrumb__item a:focus-visible {
    color: var(--icmei-v4-green);
}

.icmei-v4-breadcrumb__item span[aria-current="page"] {
    color: var(--icmei-v4-text-soft);
    font-weight: 500;
}

.icmei-v4-breadcrumb__sep {
    opacity: 0.5;
}

/* ============================================================
   SHARED PRIMITIVES
   ============================================================ */

/* Badge */
.icmei-v4-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.4px;
    text-transform: uppercase;
    line-height: 1.4;
}

/* Empty state */
.icmei-v4-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--icmei-v4-gray-soft);
    background: #f9fbf9;
    border-radius: var(--icmei-v4-radius-md);
    border: 1px dashed #d0d7d0;
    font-style: italic;
    margin: 0;
}

.icmei-v4-empty i {
    display: block;
    font-size: 2em;
    margin-bottom: 12px;
    color: var(--icmei-v4-gray-soft);
}

.icmei-v4-empty p {
    margin: 0;
    font-size: 1em;
}

/* ============================================================
   LOADING STATE
   ============================================================ */
.icmei-v4-grid.is-loading,
[data-icmei-grid].is-loading {
    opacity: 0.5;
    pointer-events: none;
    transition: opacity 0.2s ease;
    position: relative;
}

[data-icmei-grid].is-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 28px;
    height: 28px;
    margin: -14px 0 0 -14px;
    border: 3px solid var(--icmei-v4-green-pale);
    border-top-color: var(--icmei-v4-green);
    border-radius: 50%;
    animation: icmeiV4Spin 0.8s linear infinite;
    pointer-events: none;
}

@keyframes icmeiV4Spin {
    to { transform: rotate(360deg); }
}

/* ============================================================
   SINGLE MEMBER / EVENT LAYOUT
   ============================================================ */
.icmei-v4-single {
    padding: 20px 0 60px;
}

.icmei-v4-single__layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 40px;
    align-items: flex-start;
    margin: 30px 0;
}

.icmei-v4-single__photo {
    position: relative;
    border-radius: var(--icmei-v4-radius-lg);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    background: var(--icmei-v4-green-pale);
    box-shadow: var(--icmei-v4-shadow-md);
}

.icmei-v4-single__photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.icmei-v4-single__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 80px;
    color: #a8b8a8;
}

.icmei-v4-single__content {
    min-width: 0; /* prevents grid blowout */
}

.icmei-v4-single__name {
    font-family: var(--icmei-v4-font-display);
    font-size: 2.2em;
    font-weight: 700;
    margin: 0 0 8px;
    line-height: 1.2;
}

.icmei-v4-single__role {
    color: var(--icmei-type-color, var(--icmei-v4-green));
    font-weight: 600;
    font-size: 0.85em;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 18px;
}

.icmei-v4-single__meta {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    color: var(--icmei-v4-gray-dark);
    font-size: 0.92em;
}

.icmei-v4-single__meta li {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.icmei-v4-single__meta i {
    color: var(--icmei-type-color, var(--icmei-v4-green));
    width: 20px;
    flex-shrink: 0;
    text-align: center;
}

.icmei-v4-single__meta a {
    color: var(--icmei-v4-green);
    text-decoration: none;
}

.icmei-v4-single__meta a:hover {
    text-decoration: underline;
}

.icmei-v4-single__bio {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--icmei-v4-text-soft);
}

.icmei-v4-single__bio p {
    margin: 0 0 1em;
}

.icmei-v4-single__hero {
    border-radius: var(--icmei-v4-radius-lg);
    overflow: hidden;
    margin: 0 0 30px;
    box-shadow: var(--icmei-v4-shadow-md);
}

.icmei-v4-single__hero img {
    width: 100%;
    height: auto;
    display: block;
}

.icmei-v4-single__back {
    margin-top: 40px;
    text-align: center;
}

/* Type badge over single-view photo */
.icmei-v4-single__photo .icmei-v4-card__type-badge {
    position: absolute;
    bottom: 12px;
    left: 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: var(--icmei-type-color, var(--icmei-v4-green));
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    border-radius: 3px;
    z-index: 2;
}

.icmei-v4-single__photo .icmei-v4-card__verified {
    position: absolute;
    top: 12px;
    right: 12px;
    color: #fff;
    background: var(--icmei-v4-green);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    z-index: 2;
}

/* ============================================================
   ACCESSIBILITY: REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    .icmei-v4-container *,
    .icmei-v4-container *::before,
    .icmei-v4-container *::after,
    .icmei-v4-page-header *,
    .icmei-v4-breadcrumb *,
    .icmei-v4-single * {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 992px) {
    .icmei-v4-page-header__title {
        font-size: 2.6em;
    }
}

@media (max-width: 768px) {
    .icmei-v4-single__layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .icmei-v4-single__photo {
        max-width: 320px;
        margin: 0 auto;
    }

    .icmei-v4-single__name {
        font-size: 1.8em;
        text-align: center;
    }

    .icmei-v4-single__role {
        text-align: center;
    }

    .icmei-v4-page-header {
        padding: 30px 16px 24px;
    }

    .icmei-v4-page-header__title {
        font-size: 2.2em;
    }

    .icmei-v4-page-header__subtitle {
        font-size: 0.95em;
    }
}

@media (max-width: 480px) {
    .icmei-v4-container {
        padding-left: 14px;
        padding-right: 14px;
    }

    .icmei-v4-page-header__title {
        font-size: 1.9em;
    }

    .icmei-v4-single__name {
        font-size: 1.6em;
    }

    .icmei-v4-breadcrumb__list {
        font-size: 0.78em;
        gap: 4px;
    }
}