/* ================================================================
 * 컴포넌트 라이브러리 CSS
 * 재사용 원자 컴포넌트 (button/badge/field/stat/tag/avatar)
 * BEM 네이밍 · 기존 디자인 토큰(01-tokens.css) 활용
 * ================================================================ */

/* ===== Button ===== */
.gab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-weight: 700;
    border-radius: var(--gab-radius);
    transition: all var(--gab-transition-fast);
    white-space: nowrap;
    cursor: pointer;
    border: 1.5px solid transparent;
    line-height: 1;
}

/* sizes */
.gab-btn--sm { height: 38px; padding: 0 var(--gab-space-4); font-size: var(--gab-text-sm); }
.gab-btn--md { height: 46px; padding: 0 var(--gab-space-5); font-size: var(--gab-text-md); }
.gab-btn--lg { height: 54px; padding: 0 var(--gab-space-7); font-size: var(--gab-text-lg); }
.gab-btn--full { width: 100%; }

/* variants */
.gab-btn--primary { background: var(--gab-grad-brand); color: #fff; border: none; box-shadow: var(--gab-glow-brand); }
.gab-btn--primary:hover { filter: brightness(1.07); transform: translateY(-1px); box-shadow: 0 12px 30px -6px rgba(26, 26, 26,.55); color: #fff; }

.gab-btn--accent { background: var(--gab-accent-500); color: #fff; }
.gab-btn--accent:hover { background: var(--gab-accent-600); transform: translateY(-1px); box-shadow: var(--gab-shadow-md); color: #fff; }

.gab-btn--outline { background: #fff; color: var(--gab-primary-700); border-color: var(--gab-primary-300, #EC9186); }
.gab-btn--outline:hover { background: var(--gab-primary-50); border-color: var(--gab-primary-500); }

.gab-btn--ghost { background: transparent; color: var(--gab-gray-700); }
.gab-btn--ghost:hover { background: var(--gab-gray-100); }

.gab-btn--danger { background: var(--gab-danger); color: #fff; }
.gab-btn--danger:hover { background: #dc2626; color: #fff; }

.gab-btn i { font-size: 1.1em; }

/* ===== Badge ===== */
.gab-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: var(--gab-radius-full);
    font-size: var(--gab-text-xs);
    font-weight: 700;
    line-height: 1.4;
    white-space: nowrap;
}
.gab-badge i { font-size: 0.95em; }

.gab-badge--hot       { background: #FEE2E2; color: #B91C1C; }
.gab-badge--new       { background: #DCFCE7; color: #15803D; }
.gab-badge--premium   { background: #E6ECF3; color: #21201D; }
.gab-badge--sale      { background: #F4EBD7; color: #9C7A45; }
.gab-badge--recommend { background: var(--gab-primary-50); color: var(--gab-primary-700); }
.gab-badge--success   { background: #DCFCE7; color: #15803D; }
.gab-badge--info      { background: var(--gab-primary-50); color: var(--gab-primary-700); }
.gab-badge--warning   { background: #F4EBD7; color: #9C7A45; }
.gab-badge--neutral   { background: var(--gab-gray-100); color: var(--gab-gray-600); }

/* ===== Field (input) ===== */
.gab-field { margin-bottom: var(--gab-space-5); }

.gab-field__label {
    display: block;
    font-size: var(--gab-text-sm);
    font-weight: 600;
    color: var(--gab-gray-700);
    margin-bottom: var(--gab-space-2);
}
.gab-field__req { color: var(--gab-danger); }

.gab-field__wrap { position: relative; }

.gab-field__icon {
    position: absolute;
    left: var(--gab-space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gab-gray-400);
    font-size: 18px;
    pointer-events: none;
}
body[dir="rtl"] .gab-field__icon { left: auto; right: var(--gab-space-4); }

.gab-field__input {
    width: 100%;
    height: 48px;
    padding: 0 var(--gab-space-4);
    border: 1.5px solid var(--gab-gray-200);
    border-radius: var(--gab-radius);
    font-size: var(--gab-text-md);
    color: var(--gab-gray-900);
    background: var(--gab-gray-50);
    transition: all var(--gab-transition-fast);
    outline: none;
}
.gab-field__wrap--icon .gab-field__input { padding-left: 46px; }
body[dir="rtl"] .gab-field__wrap--icon .gab-field__input { padding-left: var(--gab-space-4); padding-right: 46px; }

.gab-field__input:focus {
    border-color: var(--gab-primary-500);
    background: #fff;
    box-shadow: 0 0 0 4px var(--gab-primary-100);
}
.gab-field__input::placeholder { color: var(--gab-gray-400); }

/* ===== Stat ===== */
.gab-stat { text-align: center; }

.gab-stat__icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--gab-space-2);
    border-radius: var(--gab-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: var(--gab-primary-50);
    color: var(--gab-primary-600);
}
.gab-stat--accent .gab-stat__icon { background: #F4EBD7; color: var(--gab-accent-600); }
.gab-stat--success .gab-stat__icon { background: #DCFCE7; color: #15803D; }

.gab-stat__value {
    font-size: var(--gab-text-3xl);
    font-weight: 800;
    color: var(--gab-gray-900);
    letter-spacing: -1px;
    line-height: 1.1;
}
.gab-stat--accent .gab-stat__value { color: var(--gab-accent-600); }

.gab-stat__label {
    font-size: var(--gab-text-sm);
    color: var(--gab-gray-500);
    margin-top: 4px;
}

/* ===== Tag ===== */
.gab-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 14px;
    background: var(--gab-gray-100);
    color: var(--gab-gray-700);
    border-radius: var(--gab-radius-full);
    font-size: var(--gab-text-sm);
    font-weight: 600;
    transition: all var(--gab-transition-fast);
}
a.gab-tag:hover { background: var(--gab-primary-50); color: var(--gab-primary-700); }

.gab-tag--hot { background: #FEE2E2; color: #B91C1C; }
a.gab-tag--hot:hover { background: #FECACA; }

.gab-tag__x {
    display: inline-flex;
    color: currentColor;
    opacity: 0.6;
    font-size: 14px;
    cursor: pointer;
}
.gab-tag__x:hover { opacity: 1; }

/* ===== Avatar ===== */
.gab-avatar {
    position: relative;
    border-radius: 50%;
    overflow: visible;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--gab-primary-500), var(--gab-primary-700));
    color: #fff;
    font-weight: 800;
}
.gab-avatar img { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; }

.gab-avatar--sm { width: 36px; height: 36px; font-size: 15px; }
.gab-avatar--md { width: 52px; height: 52px; font-size: 22px; }
.gab-avatar--lg { width: 72px; height: 72px; font-size: 30px; }

.gab-avatar__verified {
    position: absolute;
    bottom: -2px;
    right: -2px;
    color: var(--gab-primary-600);
    background: #fff;
    border-radius: 50%;
    font-size: 16px;
}
body[dir="rtl"] .gab-avatar__verified { right: auto; left: -2px; }

/* ================================================================
 * 복합 컴포넌트 (section-header / step-progress / feature-card / brand-card / empty-state)
 * ================================================================ */

/* ===== Section Header ===== */
.gab-sec-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: var(--gab-space-6);
    gap: var(--gab-space-4);
}
.gab-sec-head--center {
    flex-direction: column;
    align-items: center;
    text-align: center;
}
.gab-sec-head__title {
    font-size: var(--gab-text-2xl);
    font-weight: 800;
    color: var(--gab-gray-900);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.gab-sec-head__sub {
    font-size: var(--gab-text-md);
    color: var(--gab-gray-500);
    margin-top: 4px;
}
.gab-sec-head__link {
    font-size: var(--gab-text-sm);
    font-weight: 600;
    color: var(--gab-primary-600);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
}
.gab-sec-head__link:hover { color: var(--gab-primary-700); gap: 7px; }

/* ===== Step Progress (회원가입 7단계) ===== */
.gab-steps {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin: 0 auto var(--gab-space-8);
    max-width: 900px;
    position: relative;
}
.gab-steps__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex: 1;
    position: relative;
    z-index: 2;
}
.gab-steps__dot {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--gab-text-md);
    font-weight: 700;
    background: var(--gab-gray-100);
    color: var(--gab-gray-400);
    border: 2px solid var(--gab-gray-200);
    transition: all var(--gab-transition);
}
.gab-steps__label {
    font-size: var(--gab-text-xs);
    color: var(--gab-gray-500);
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
}
/* 연결선 */
.gab-steps__item:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: var(--gab-gray-200);
    z-index: -1;
}
body[dir="rtl"] .gab-steps__item:not(:last-child)::after { left: auto; right: 50%; }

/* 완료 */
.gab-steps__item--done .gab-steps__dot {
    background: var(--gab-success);
    border-color: var(--gab-success);
    color: #fff;
}
.gab-steps__item--done::after { background: var(--gab-success); }
.gab-steps__item--done .gab-steps__label { color: var(--gab-gray-700); }

/* 현재 */
.gab-steps__item--active .gab-steps__dot {
    background: var(--gab-primary-600);
    border-color: var(--gab-primary-600);
    color: #fff;
    box-shadow: 0 0 0 5px var(--gab-primary-100);
}
.gab-steps__item--active .gab-steps__label { color: var(--gab-primary-700); font-weight: 700; }

@media (max-width: 720px) {
    .gab-steps__label { display: none; }
    .gab-steps__dot { width: 32px; height: 32px; font-size: var(--gab-text-sm); }
}

/* ===== Feature Card ===== */
.gab-feat {
    background: #fff;
    border: 1px solid var(--gab-gray-100);
    border-radius: var(--gab-radius-lg);
    padding: var(--gab-space-6);
    position: relative;
    transition: all var(--gab-transition);
}
.gab-feat:hover { border-color: var(--gab-primary-200, #CBD8E8); box-shadow: var(--gab-shadow-md); transform: translateY(-3px); }
.gab-feat__num {
    position: absolute;
    top: var(--gab-space-5);
    right: var(--gab-space-5);
    font-size: var(--gab-text-3xl);
    font-weight: 800;
    color: var(--gab-gray-100);
    line-height: 1;
}
.gab-feat__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--gab-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    background: var(--gab-primary-50);
    color: var(--gab-primary-600);
    margin-bottom: var(--gab-space-4);
}
.gab-feat__icon--accent { background: #F4EBD7; color: var(--gab-accent-600); }
.gab-feat__icon--success { background: #DCFCE7; color: #15803D; }
.gab-feat__icon--purple { background: #E6ECF3; color: #21201D; }
.gab-feat__title { font-size: var(--gab-text-lg); font-weight: 700; color: var(--gab-gray-900); margin-bottom: var(--gab-space-2); }
.gab-feat__desc { font-size: var(--gab-text-sm); color: var(--gab-gray-500); line-height: 1.6; }

/* ===== Brand Card ===== */
.gab-brand {
    background: #fff;
    border: 1px solid var(--gab-gray-100);
    border-radius: var(--gab-radius-lg);
    padding: var(--gab-space-5) var(--gab-space-3);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    transition: all var(--gab-transition-fast);
}
.gab-brand:hover { border-color: var(--gab-primary-300, #EC9186); box-shadow: var(--gab-shadow-sm); transform: translateY(-2px); }
.gab-brand__logo {
    width: 48px;
    height: 48px;
    border-radius: var(--gab-radius);
    background: var(--gab-gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--gab-text-lg);
    font-weight: 800;
    color: var(--gab-gray-700);
}
.gab-brand__name { font-size: var(--gab-text-sm); font-weight: 700; color: var(--gab-gray-800); }
.gab-brand__count { font-size: var(--gab-text-xs); color: var(--gab-gray-400); }

/* ===== Empty State ===== */
.gab-empty {
    text-align: center;
    padding: var(--gab-space-16) var(--gab-space-6);
}
.gab-empty__icon { font-size: 56px; color: var(--gab-gray-300); margin-bottom: var(--gab-space-4); }
.gab-empty__title { font-size: var(--gab-text-lg); font-weight: 700; color: var(--gab-gray-700); margin-bottom: var(--gab-space-2); }
.gab-empty__msg { font-size: var(--gab-text-sm); color: var(--gab-gray-500); margin-bottom: var(--gab-space-5); }

/* ===== 실제 브랜드 로고 ===== */
.gab-brand-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--gab-space-4); }
.gab-brand__imgwrap { width: 56px; height: 56px; display: flex; align-items: center; justify-content: center; }
.gab-brand__img { max-width: 52px; max-height: 40px; object-fit: contain; filter: grayscale(15%); transition: all .2s; }
.gab-brand:hover .gab-brand__img { filter: grayscale(0); transform: scale(1.08); }
.gab-filter-blogo { width: 22px; height: 16px; object-fit: contain; margin-right: 2px; }
@media (max-width: 1024px) { .gab-brand-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 640px) { .gab-brand-grid { grid-template-columns: repeat(3, 1fr); gap: var(--gab-space-3); } }