/* ═══════════════════════════════════════════════════════════════════════
   Galaxy Strike Online — Component Styles  (mobile-first)
   ═══════════════════════════════════════════════════════════════════════ */

/* ── Buttons ─────────────────────────────────────────────────────────── */
.btn {
    padding:.6rem 1.1rem;border:none;border-radius:8px;
    font-family:'Space Mono',monospace;font-weight:700;cursor:pointer;
    transition:all .25s;text-transform:uppercase;letter-spacing:1px;
    position:relative;overflow:hidden;font-size:.82rem;display:inline-flex;align-items:center;gap:.35rem;
    -webkit-tap-highlight-color:transparent;touch-action:manipulation;
}
.btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.18),transparent);transition:left .5s}
.btn:hover::before{left:100%}
.btn-primary{background:var(--gradient-primary);color:var(--bg-primary);box-shadow:0 3px 12px rgba(0,212,255,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 5px 18px rgba(0,212,255,.4)}
.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}
.btn-secondary:hover{border-color:var(--primary-color);background:var(--hover-bg)}
.btn-success{background:linear-gradient(135deg,#00ff88,#00cc66);color:var(--bg-primary);box-shadow:0 3px 12px rgba(0,255,136,.3)}
.btn-warning{background:linear-gradient(135deg,#ffaa00,#ff8800);color:var(--bg-primary);box-shadow:0 3px 12px rgba(255,170,0,.3)}
.btn-danger,.btn-error{background:linear-gradient(135deg,#ff3366,#ff0033);color:var(--bg-primary);box-shadow:0 3px 12px rgba(255,51,102,.3)}
.btn-info{background:linear-gradient(135deg,#4fc3f7,#0288d1);color:var(--bg-primary)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}
/* Larger tap targets on touch */
@media(pointer:coarse){.btn{min-height:42px;padding:.6rem 1.2rem}}

/* ── Health / Progress bars ──────────────────────────────────────────── */
.health-bar{margin:.75rem 0;padding:.6rem;border-radius:8px;background:rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.08)}
.health-label{font-size:.82rem;font-weight:600;margin-bottom:.4rem;text-transform:uppercase;letter-spacing:1px}
.ship-health .health-label{color:#4a9eff}
.player-health .health-label{color:#4ade80}
.ship-health-fill{background:linear-gradient(90deg,#4a9eff,#00d4ff);border-radius:4px;transition:width .3s}
.player-health-fill{background:linear-gradient(90deg,#4ade80,#22c55e);border-radius:4px;transition:width .3s}
.health-bar span{display:block;text-align:center;margin-top:.4rem;font-size:.8rem;color:rgba(255,255,255,.75)}
.progress-bar{width:100%;height:8px;background:var(--bg-tertiary);border-radius:4px;overflow:hidden;position:relative}
.progress-fill{height:100%;background:var(--gradient-primary);border-radius:4px;transition:width .3s;position:relative}
.progress-fill::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:progressShine 2s infinite}
@keyframes progressShine{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}

/* ── Ship stats ──────────────────────────────────────────────────────── */
.current-ship-stats{background:rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.08);border-radius:8px;padding:.75rem;margin-bottom:.75rem}
.stat-row{display:flex;justify-content:space-between;align-items:center;padding:.4rem 0;border-bottom:1px solid rgba(255,255,255,.05)}
.stat-row:last-child{border-bottom:none}
.stat-row .stat-label{color:#4a9eff;font-weight:600;text-transform:uppercase;letter-spacing:1px;font-size:.8rem}
.stat-row .stat-value{color:#fff;font-weight:700;font-size:.85rem}

/* ── Modals ──────────────────────────────────────────────────────────── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.8);display:flex;align-items:flex-end;justify-content:center;z-index:1000;backdrop-filter:blur(4px)}
.modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:16px 16px 0 0;width:100%;max-height:90dvh;overflow-y:auto;box-shadow:0 -10px 40px rgba(0,0,0,.5);animation:modalSlideUp .3s ease}
@keyframes modalSlideUp{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}
.modal-header{padding:1rem 1.25rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}
.modal-header h3{color:var(--primary-color);font-family:'Orbitron',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:1px;font-size:.95rem}
.modal-close{background:transparent;border:none;color:var(--text-secondary);font-size:1.4rem;cursor:pointer;padding:.4rem;transition:all .25s;border-radius:6px;-webkit-tap-highlight-color:transparent}
.modal-close:hover{color:var(--error-color);transform:rotate(90deg)}
.modal-body{padding:1rem 1.25rem}

/* Alert modal */
.alert-modal .modal-body{text-align:center;padding:1.5rem 1.25rem}
.alert-modal .alert-message{color:var(--text-primary);font-size:.95rem;line-height:1.5;margin-bottom:1.25rem;white-space:pre-line}
.alert-modal .modal-footer{padding:0 1.25rem 1.25rem;text-align:center}
.alert-modal .btn-alert{background:var(--gradient-primary);color:#fff;border:none;padding:.65rem 1.75rem;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s;text-transform:uppercase;letter-spacing:1px;min-height:42px}
.alert-modal.success .modal-header h3{color:var(--success-color)} .alert-modal.success .btn-alert{background:var(--success-color)}
.alert-modal.error .modal-header h3{color:var(--error-color)} .alert-modal.error .btn-alert{background:var(--error-color)}
.alert-modal.warning .modal-header h3{color:var(--warning-color)} .alert-modal.warning .btn-alert{background:var(--warning-color)}

/* Confirmation modal */
.confirmation-modal .modal-body{text-align:center;padding:1.5rem 1.25rem}
.confirmation-modal .confirm-message{color:var(--text-primary);font-size:.95rem;line-height:1.5;margin-bottom:1.25rem;white-space:pre-line}
.confirmation-modal .modal-footer{padding:0 1.25rem 1.25rem;display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}
.confirmation-modal .btn-confirm{background:var(--error-color);color:#fff;border:none;padding:.65rem 1.5rem;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s;text-transform:uppercase;letter-spacing:1px;min-height:42px}
.confirmation-modal .btn-cancel{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);padding:.65rem 1.5rem;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s;text-transform:uppercase;letter-spacing:1px;min-height:42px}
.confirmation-modal .btn-cancel:hover{background:var(--hover-bg);border-color:var(--primary-color)}

/* Settings */
.settings-menu{max-width:600px;margin:0 auto}
.settings-section{margin-bottom:1.5rem;padding:1.1rem;background:var(--bg-tertiary);border-radius:10px;border:1px solid var(--border-color)}
.settings-section h3{color:var(--primary-color);font-family:'Orbitron',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:1px;margin-bottom:.75rem;font-size:1rem}
.settings-section h4{color:var(--text-primary);font-family:'Orbitron',sans-serif;font-weight:600;margin-bottom:.4rem;font-size:.9rem}
.settings-section p{color:var(--text-secondary);margin-bottom:.75rem;line-height:1.5;font-size:.88rem}
.setting-group{margin-bottom:1.25rem}
.setting-group label{display:block;color:var(--text-primary);font-weight:600;margin-bottom:.4rem;font-size:.88rem}
.setting-select{width:100%;padding:.65rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;color:var(--text-primary);font-size:.88rem;cursor:pointer;transition:all .3s;-webkit-appearance:none;appearance:none}
.setting-select:hover{border-color:var(--primary-color)}
.setting-select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px rgba(74,158,255,.2)}
.setting-actions{display:flex;gap:.75rem;justify-content:flex-end;margin-top:.75rem;flex-wrap:wrap}
.reset-options{display:flex;flex-direction:column;gap:.75rem}
.reset-option{padding:.85rem;background:var(--bg-secondary);border-radius:8px;border:1px solid var(--border-color)}
.reset-option h4{color:var(--warning-color);margin-bottom:.4rem}
.reset-option ul{margin:.4rem 0;padding-left:1.25rem;color:var(--text-secondary);font-size:.82rem}
.reset-option li{margin-bottom:.2rem}

/* ── Tooltips (desktop only — use title attr on mobile) ──────────────── */
@media(min-width:1024px){
    .tooltip{position:relative;cursor:help}
    .tooltip::before{content:attr(data-tooltip);position:absolute;bottom:125%;left:50%;transform:translateX(-50%);background:var(--bg-tertiary);color:var(--text-primary);padding:.4rem .85rem;border-radius:6px;border:1px solid var(--border-color);font-size:.78rem;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .25s;z-index:1000}
    .tooltip::after{content:'';position:absolute;bottom:-5px;left:50%;transform:translateX(-50%);border:5px solid transparent;border-top-color:var(--border-color);opacity:0;pointer-events:none;transition:opacity .25s}
    .tooltip:hover::before,.tooltip:hover::after{opacity:1}
}

/* ── Notifications ───────────────────────────────────────────────────── */
.notification{
    position:fixed;top:12px;right:12px;left:12px;
    padding:.85rem 1.1rem;border-radius:10px;border:1px solid var(--border-color);
    background:var(--bg-secondary);color:var(--text-primary);
    box-shadow:0 8px 24px rgba(0,0,0,.35);z-index:2000;
    animation:notifSlideIn .3s ease;font-size:.88rem;
    max-width:420px;margin:0 auto;
}
@keyframes notifSlideIn{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
.notification.success{border-color:var(--success-color);background:linear-gradient(135deg,rgba(0,255,136,.12),rgba(0,204,102,.08))}
.notification.warning{border-color:var(--warning-color);background:linear-gradient(135deg,rgba(255,170,0,.12),rgba(255,136,0,.08))}
.notification.error  {border-color:var(--error-color);  background:linear-gradient(135deg,rgba(255,51,102,.12),rgba(255,0,51,.08))}
.notification.info   {border-color:var(--primary-color);background:linear-gradient(135deg,rgba(0,212,255,.12),rgba(0,153,204,.08))}
@media(min-width:640px){
    .notification{left:auto;right:16px;top:16px;width:300px;margin:0}
    @keyframes notifSlideIn{from{opacity:0;transform:translateX(100%)}to{opacity:1;transform:translateX(0)}}
}

/* ── Inventory slots & item cards ────────────────────────────────────── */
.inventory-slot.starbase-bonus-slot::before{content:'+';position:absolute;top:2px;right:2px;background:var(--primary-color);color:#fff;width:12px;height:12px;border-radius:50%;font-size:8px;display:flex;align-items:center;justify-content:center;font-weight:bold}
.item-card{width:100%;height:100%;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;padding:.4rem;cursor:pointer;transition:all .25s;position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center}
.item-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--gradient-primary);transform:scaleX(0);transition:transform .3s}
.item-card:hover{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,212,255,.18)}
.item-card:hover::before{transform:scaleX(1)}
.item-card.rare{border-color:#0088ff;box-shadow:0 0 8px rgba(0,136,255,.25)}
.item-card.epic{border-color:#8833ff;box-shadow:0 0 10px rgba(136,51,255,.25)}
.item-card.legendary{border-color:#ff8800;box-shadow:0 0 14px rgba(255,136,0,.25)}
.item-icon{flex:1;display:flex;align-items:center;justify-content:center;margin-bottom:.35rem}
.item-icon img,.item-icon i{width:50%;height:50%;min-width:50px;min-height:50px;max-width:120px;max-height:120px;object-fit:contain}
.item-info{text-align:center;font-size:clamp(.58rem,1.4vw,.82rem);line-height:1.1}
.item-name{font-weight:600;margin-bottom:.15rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.item-rarity{font-size:clamp(.52rem,1.1vw,.7rem);opacity:.8}
.item-quantity{position:absolute;top:3px;right:3px;background:var(--primary-color);color:#fff;font-size:clamp(.5rem,1.1vw,.68rem);font-weight:bold;padding:2px 5px;border-radius:5px;min-width:18px;text-align:center}

/* ── Skill items ─────────────────────────────────────────────────────── */
.skill-item{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;padding:1rem;cursor:pointer;transition:all .25s}
.skill-item:hover{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,212,255,.18)}
.skill-item.locked{opacity:.5;cursor:not-allowed}
.skill-item.locked:hover{transform:none;box-shadow:none;border-color:var(--border-color)}
.skill-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.4rem}
.skill-name{font-weight:700;color:var(--text-primary);font-size:.9rem}
.skill-level{color:var(--primary-color);font-weight:700;font-size:.9rem}
.skill-description{color:var(--text-secondary);font-size:.82rem;margin-bottom:.75rem}
.skill-progress{margin-top:.4rem}

/* ── Quest items ─────────────────────────────────────────────────────── */
.quest-item{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;padding:.9rem;cursor:pointer;transition:all .25s}
.quest-item:hover{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,212,255,.18)}
.quest-item.completed{border-color:var(--success-color);background:linear-gradient(135deg,rgba(0,255,136,.08),rgba(0,204,102,.06))}
.quest-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.4rem;flex-wrap:wrap;gap:.3rem}
.quest-title{font-weight:700;color:var(--text-primary);font-size:.9rem}
.quest-reward{color:var(--warning-color);font-weight:700;font-size:.9rem}
.quest-description{color:var(--text-secondary);font-size:.82rem;margin-bottom:.75rem}
.quest-progress{margin-top:.4rem}

/* ── Dungeon items ───────────────────────────────────────────────────── */
.dungeon-item{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;padding:.75rem;cursor:pointer;transition:all .25s}
.dungeon-item:hover{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,212,255,.18)}
.dungeon-item.selected{border-color:var(--primary-color);background:rgba(0,212,255,.15)}
.dungeon-name{font-weight:700;color:var(--text-primary);margin-bottom:.2rem;font-size:.9rem}
.dungeon-difficulty{font-size:.78rem;margin-bottom:.2rem}
.dungeon-difficulty.easy{color:var(--success-color)} .dungeon-difficulty.medium{color:var(--warning-color)} .dungeon-difficulty.hard{color:var(--error-color)}
.dungeon-rewards{font-size:.78rem;color:var(--text-secondary)}

/* Collapsible dungeon sections */
.dungeon-section{margin-bottom:.75rem;border:1px solid var(--border-color);border-radius:8px;overflow:hidden;background:var(--bg-secondary)}
.difficulty-header.collapsible{padding:.8rem 1rem;cursor:pointer;user-select:none;display:flex;justify-content:space-between;align-items:center;transition:background-color .2s;margin:0;border:none;border-radius:0}
.difficulty-header.collapsible:hover{background:var(--bg-tertiary)}
.header-content{display:flex;align-items:center;gap:.4rem}
.header-content i{font-size:1.1rem}
.header-content span{font-weight:600;font-size:1rem}
.dungeon-count{background:rgba(255,255,255,.18);padding:.15rem .45rem;border-radius:10px;font-size:.75rem;font-weight:600;min-width:1.8rem;text-align:center}
.collapse-indicator{transition:transform .3s;background:rgba(255,255,255,.08);width:1.8rem;height:1.8rem;border-radius:50%;display:flex;align-items:center;justify-content:center}
.collapse-indicator i{font-size:.82rem;color:rgba(255,255,255,.85)}
.dungeon-content{padding:0 .75rem .75rem;max-height:2000px;overflow:hidden;transition:all .3s;opacity:1}
.dungeon-content.collapsed{max-height:0;padding:0 .75rem;opacity:0}
.difficulty-header.tutorial{background:linear-gradient(135deg,#1a56db,#2c5aa0);color:#fff}
.difficulty-header.easy{background:linear-gradient(135deg,var(--success-color),#27ae60);color:#fff}
.difficulty-header.medium{background:linear-gradient(135deg,var(--warning-color),#f39c12);color:#fff}
.difficulty-header.hard{background:linear-gradient(135deg,var(--error-color),#e74c3c);color:#fff}
.difficulty-header.extreme{background:linear-gradient(135deg,#8e44ad,#9b59b6);color:#fff}
.dungeon-content .dungeon-item{margin-bottom:.6rem;border-left:4px solid transparent}
.dungeon-content .dungeon-item:hover{border-left-color:var(--primary-color);transform:translateX(3px)}
.dungeon-content .dungeon-item:last-child{margin-bottom:0}

/* ── Shop items (legacy card style) ─────────────────────────────────── */
.shop-item{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;padding:1rem;transition:all .25s}
.shop-item:hover{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,212,255,.18)}
.shop-item.purchased{opacity:.5;cursor:not-allowed}
.shop-item.purchased:hover{transform:none;box-shadow:none;border-color:var(--border-color)}
.shop-name{font-weight:700;color:var(--text-primary);margin-bottom:.4rem;font-size:.9rem}
.shop-description{color:var(--text-secondary);font-size:.82rem;margin-bottom:.75rem}
.shop-price{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem;flex-wrap:wrap;gap:.3rem}
.shop-cost{color:var(--warning-color);font-weight:700;font-size:.9rem}

/* ── Loading states ──────────────────────────────────────────────────── */
.loading{position:relative;overflow:hidden}
.loading::after{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(0,212,255,.18),transparent);animation:loadingShine 1.5s infinite}
@keyframes loadingShine{0%{left:-100%}100%{left:100%}}

/* ── Misc animations ─────────────────────────────────────────────────── */
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes rotate{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes glow{0%,100%{box-shadow:0 0 5px rgba(0,212,255,.5)}50%{box-shadow:0 0 18px rgba(0,212,255,.8)}}
.pulse{animation:pulse 2s infinite}
.bounce{animation:bounce 2s infinite}
.rotate{animation:rotate 2s linear infinite}
.glow{animation:glow 2s infinite}

/* ── Desktop modal — centred (override bottom-sheet) ────────────────── */
@media(min-width:640px){
    .modal-overlay{align-items:center}
    .modal{border-radius:14px;max-width:580px;width:90%;max-height:80dvh}
    @keyframes modalSlideUp{from{opacity:0;transform:translateY(-30px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}
}