/* ══════════════════════════════════════════════════════════
   호랑이타자연습 공식 포럼 — 인게임 UI 재현 스타일시트
   ══════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700;900&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg:          #0a0c16;
    --panel:       #121628;
    --panel2:      #161c34;
    --border:      #263050;
    --accent:      #5880ff;
    --accent-dim:  #344cb4;
    --accent-glow: rgba(88,128,255,0.25);
    --correct:     #44c870;
    --error:       #d74848;
    --error-dim:   rgba(215,72,72,0.15);
    --untyped:     #7d829e;
    --white:       #ebf2ff;
    --gray:        #505876;
    --dark-gray:   #283048;
    --stat-val:    #bed0ff;
    --stat-lbl:    #626e94;
    --btn-bg:      #182038;
    --btn-hover:   #2a3864;
    --btn-text:    #b4c3ee;
    --title-col:   #c8d7ff;
    --gold:        #ffdc50;
    --silver:      #c0c0c0;
    --bronze:      #cd7f32;
}

/* ── 도전 모드 테마 ───────────────────────────────── */
body.challenge-theme {
    --bg:          #160808;
    --panel:       #280e0e;
    --panel2:      #341212;
    --border:      #501e1e;
    --accent:      #ff4848;
    --accent-dim:  #b42a2a;
    --accent-glow: rgba(255,72,72,0.25);
    --white:       #ffe6e6;
    --gray:        #764646;
    --dark-gray:   #482424;
    --stat-val:    #ffb4b4;
    --stat-lbl:    #945050;
    --btn-bg:      #3a1212;
    --btn-hover:   #642020;
    --btn-text:    #eea0a0;
    --title-col:   #ffc8c8;
}

body.challenge-theme .navbar {
    background: rgba(40, 14, 14, 0.92);
}

body.challenge-theme .ranking-table tbody tr {
    background: var(--panel);
}
body.challenge-theme .ranking-table tbody tr:hover {
    background: var(--panel2);
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--white);
    font-family: 'Noto Sans KR', 'Malgun Gothic', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── 별 배경 ─────────────────────────────────────────── */
#stars-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* ── 네비게이션 ─────────────────────────────────────── */
.navbar {
    position: sticky;
    top: 0; z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 32px;
    background: rgba(18,22,40,0.92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.logo {
    font-size: 22px;
    font-weight: 900;
    color: var(--title-col);
    text-decoration: none;
    letter-spacing: 2px;
    transition: color 0.2s;
}
.logo:hover { color: var(--accent); }

.nav-links { display: flex; gap: 8px; align-items: center; }

.nav-btn {
    padding: 7px 18px;
    border-radius: 7px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    color: var(--btn-text);
    background: var(--btn-bg);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.15s;
}
.nav-btn:hover {
    background: var(--btn-hover);
    border-color: var(--accent);
    color: var(--white);
}

.nav-nick {
    color: var(--stat-val);
    font-weight: 700;
    font-size: 14px;
    padding: 7px 14px;
}

/* ── 컨테이너 ────────────────────────────────────────── */
.container {
    position: relative;
    z-index: 1;
    max-width: 1120px;
    margin: 0 auto;
    padding: 36px 24px 80px;
}

/* ── 섹션 타이틀 ──────────────────────────────────── */
.section-title {
    font-size: 28px;
    font-weight: 900;
    color: var(--title-col);
    margin-bottom: 22px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

/* ── 탭 ──────────────────────────────────────────── */
.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 28px;
}

.tab-btn {
    padding: 11px 32px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--btn-bg);
    color: var(--gray);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
}
.tab-btn:hover {
    background: var(--btn-hover);
    color: var(--white);
    border-color: var(--accent);
}
.tab-btn.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 2px 16px var(--accent-glow);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ── 서브 탭 (랭킹 내부) ────────────────────────── */
.sub-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.sub-tab-btn {
    padding: 8px 22px;
    border-radius: 7px;
    border: 1px solid var(--border);
    background: var(--btn-bg);
    color: var(--gray);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
}
.sub-tab-btn:hover {
    background: var(--btn-hover);
    color: var(--white);
    border-color: var(--accent);
}
.sub-tab-btn.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.sub-tab-btn.challenge-btn {
    border-color: #501e1e;
    color: #945050;
}
.sub-tab-btn.challenge-btn:hover {
    background: #3a1212;
    border-color: #ff4848;
    color: #ff4848;
}
.sub-tab-btn.challenge-btn.active {
    background: #ff4848;
    color: #fff;
    border-color: #ff4848;
}

.sub-content { display: none; }
.sub-content.active { display: block; }

/* ── 연습글 카드 그리드 ─────────────────────────────── */
.text-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
}

.text-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 18px;
    cursor: pointer;
    transition: all 0.18s;
}
.text-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px var(--accent-glow);
}
.text-card.active {
    border-color: var(--accent);
    background: var(--panel2);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

.text-card .tc-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--title-col);
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.text-card .tc-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--stat-lbl);
}
.text-card .tc-meta .tc-jamo {
    color: var(--accent);
    font-weight: 700;
}
.text-card .tc-meta .tc-count {
    color: var(--gray);
}

/* ── 연습글 상세 (미리보기 + 랭킹) ────────────────── */
.text-detail {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 24px;
    margin-bottom: 24px;
    animation: fadeSlide 0.2s ease;
}

@keyframes fadeSlide {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.text-detail .td-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}
.text-detail .td-header h2 {
    font-size: 20px;
    font-weight: 900;
    color: var(--title-col);
}
.text-detail .td-close {
    padding: 4px 14px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--btn-bg);
    color: var(--gray);
    cursor: pointer;
    font-size: 13px;
    font-family: inherit;
    transition: all 0.15s;
}
.text-detail .td-close:hover {
    background: var(--btn-hover);
    border-color: var(--accent);
    color: var(--white);
}

.text-detail .td-preview {
    position: relative;
    max-height: 130px;
    overflow: hidden;
    padding: 14px 16px;
    background: var(--bg);
    border: 1px solid var(--dark-gray);
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.75;
    color: var(--untyped);
    white-space: pre-wrap;
    word-break: break-all;
}
.text-detail .td-preview::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 50px;
    background: linear-gradient(transparent, var(--bg));
    pointer-events: none;
}

.text-detail .td-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--stat-lbl);
    margin-bottom: 10px;
}

/* ── 랭킹 테이블 ─────────────────────────────────── */
.ranking-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 6px;
}

.ranking-table thead th {
    font-size: 13px;
    font-weight: 500;
    color: var(--stat-lbl);
    text-align: left;
    padding: 8px 14px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.ranking-table tbody tr {
    background: var(--panel);
    transition: all 0.18s;
}
.ranking-table tbody tr:hover {
    background: var(--panel2);
    transform: translateX(4px);
}

.ranking-table td {
    padding: 14px 14px;
    font-size: 14px;
    color: var(--white);
    white-space: nowrap;
}
.ranking-table td:first-child {
    border-radius: 10px 0 0 10px;
    font-weight: 900;
    text-align: center;
    width: 50px;
}
.ranking-table td:last-child { border-radius: 0 10px 10px 0; }

.rank-1 td:first-child { color: var(--gold);   font-size: 20px; }
.rank-2 td:first-child { color: var(--silver); font-size: 18px; }
.rank-3 td:first-child { color: var(--bronze); font-size: 17px; }

.cpm-val  { color: var(--accent);  font-weight: 700; font-size: 16px; }
.acc-val  { color: var(--correct); font-weight: 600; }

/* ── 뱃지 ──────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 5px;
    font-size: 11px;
    font-weight: 700;
    margin-right: 3px;
}
.badge-challenge {
    background: rgba(215,72,72,0.18);
    color: #d74848;
    border: 1px solid rgba(215,72,72,0.3);
}
.badge-custom {
    background: rgba(88,128,255,0.14);
    color: var(--accent);
    border: 1px solid rgba(88,128,255,0.25);
}
.badge-fullcombo {
    background: rgba(255,220,80,0.14);
    color: var(--gold);
    border: 1px solid rgba(255,220,80,0.3);
}

/* ── 공유 글귀 카드 ──────────────────────────────── */
.shared-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
    gap: 18px;
}

.shared-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 22px;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
}
.shared-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 10px 36px rgba(88,128,255,0.10);
}

.card-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--title-col);
    margin-bottom: 10px;
}

.card-body {
    font-size: 14px;
    color: var(--untyped);
    line-height: 1.75;
    max-height: 130px;
    overflow: hidden;
    white-space: pre-wrap;
    word-break: break-all;
    flex: 1;
    position: relative;
}
.card-body::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 36px;
    background: linear-gradient(transparent, var(--panel));
}

.card-meta {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--dark-gray);
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--stat-lbl);
}
.card-meta .author { color: var(--stat-val); font-weight: 600; }

.card-actions {
    margin-top: 10px;
    display: flex;
    gap: 8px;
}

.btn-copy {
    padding: 5px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    background: var(--btn-bg);
    border: 1px solid var(--border);
    color: var(--btn-text);
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
}
.btn-copy:hover {
    background: var(--btn-hover);
    border-color: var(--accent);
    color: var(--white);
}
.btn-copy.copied {
    background: rgba(68,200,112,0.15);
    border-color: var(--correct);
    color: var(--correct);
}

/* ── 폼 카드 ──────────────────────────────────────── */
.form-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 36px;
    max-width: 460px;
    margin: 80px auto;
    box-shadow: 0 12px 48px rgba(0,0,0,0.3);
}
.form-card h2 {
    font-size: 28px;
    font-weight: 900;
    color: var(--title-col);
    text-align: center;
    margin-bottom: 28px;
}

.form-group { margin-bottom: 18px; }

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--stat-lbl);
    margin-bottom: 7px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    background: var(--panel2);
    border: 2px solid var(--border);
    border-radius: 9px;
    color: var(--white);
    font-size: 15px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.15s;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
    line-height: 1.65;
}

/* ── 버튼 ──────────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 13px 30px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: all 0.15s;
    font-family: inherit;
}
.btn-accent {
    background: var(--accent);
    color: #fff;
}
.btn-accent:hover {
    background: #6b92ff;
    box-shadow: 0 6px 24px var(--accent-glow);
}
.btn-block { width: 100%; }

.form-link {
    display: block;
    text-align: center;
    margin-top: 18px;
    color: var(--accent);
    font-size: 14px;
    text-decoration: none;
}
.form-link:hover { text-decoration: underline; }

/* ── 공유 폼 ──────────────────────────────────────── */
.share-form {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 26px;
    margin-bottom: 28px;
}
.share-form h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--title-col);
    margin-bottom: 18px;
}

/* ── 알림 토스트 ──────────────────────────────────── */
.toast {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    z-index: 9999;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}
.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}
.toast-error {
    background: rgba(215,72,72,0.92);
    color: #fff;
    border: 1px solid #d74848;
}
.toast-success {
    background: rgba(68,200,112,0.92);
    color: #fff;
    border: 1px solid #44c870;
}

/* ── 로딩 스피너 ──────────────────────────────────── */
.spinner {
    display: inline-block;
    width: 20px; height: 20px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-msg {
    text-align: center;
    padding: 48px;
    color: var(--gray);
    font-size: 15px;
}

/* ── 빈 상태 ──────────────────────────────────────── */
.empty-msg {
    text-align: center;
    padding: 56px 20px;
    color: var(--gray);
    font-size: 15px;
    line-height: 1.7;
}

/* ── 프로필 카드 ──────────────────────────────────── */
.profile-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 36px;
    max-width: 500px;
    margin: 80px auto;
    box-shadow: 0 12px 48px rgba(0,0,0,0.3);
}
.profile-card h2 {
    font-size: 28px;
    font-weight: 900;
    color: var(--title-col);
    text-align: center;
    margin-bottom: 28px;
}

.profile-email {
    text-align: center;
    color: var(--stat-lbl);
    font-size: 14px;
    margin-bottom: 24px;
}

/* ── 페이지 전환 ──────────────────────────────────── */
.page { display: none; }
.page.active { display: block; }

/* ── 스크롤바 ──────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--dark-gray); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray); }

/* ── 반응형 ───────────────────────────────────────── */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 10px;
        padding: 12px 16px;
    }
    .container { padding: 20px 14px 60px; }
    .ranking-table { font-size: 12px; }
    .ranking-table td { padding: 10px 8px; }
    .shared-grid { grid-template-columns: 1fr; }
    .form-card, .profile-card { margin: 40px auto; padding: 24px; }
    .section-title { font-size: 22px; }
}

@media (max-width: 500px) {
    .ranking-table .hide-mobile { display: none; }
}