:root {
    --bg: linear-gradient(150deg, #070d14 0%, #0c1520 40%, #0d0d12 100%);
    --glass-bg: rgba(255,255,255,0.06); --glass-hover: rgba(255,255,255,0.1);
    --glass-border: rgba(255,255,255,0.1);
    --text: #f0ece4; --text-sec: rgba(240,236,228,0.6); --text-dim: rgba(240,236,228,0.35);
    --input-bg: rgba(0,0,0,0.3);
    --accent: #2dd4bf; --accent-dim: rgba(45,212,191,0.15);
    --protein: #4a9eff; --fat: #e5a638; --carb: #3ecf8e; --sugar: #e06caa;
    --water: #5bb8f5; --sleep: #a78bfa; --danger: #ef4444; --orange: #f97316;
    --r: 16px; --r-sm: 10px;
    --font: 'Plus Jakarta Sans', -apple-system, sans-serif;
    --nav-h: 68px; --safe-b: env(safe-area-inset-bottom, 0px);
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html,body{font-family:var(--font);background:var(--bg);background-attachment:fixed;color:var(--text);height:100%;overflow:hidden;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;user-select:none}

/* BG */
.bg-animation{position:fixed;top:0;left:0;right:0;bottom:0;z-index:0;pointer-events:none;overflow:hidden}
.bg-orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.3;animation:orbF 25s ease-in-out infinite}
.bg-orb-1{width:300px;height:300px;background:radial-gradient(circle,#2dd4bf,#0891b2);top:-80px;left:-60px}
.bg-orb-2{width:260px;height:260px;background:radial-gradient(circle,#6366f1,#312e81);bottom:10%;right:-80px;animation-delay:-12s}
@keyframes orbF{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(25px,-15px) scale(1.04)}}

.glass{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:var(--r)}

/* SCREENS */
.screen{position:fixed;top:0;left:0;right:0;bottom:0;z-index:1;display:none;flex-direction:column;padding-bottom:calc(var(--nav-h) + var(--safe-b))}
.screen.active{display:flex}
.screen-scroll{flex:1;overflow-y:auto;overflow-x:hidden;padding:12px 14px 28px;-webkit-overflow-scrolling:touch}
.screen-scroll::-webkit-scrollbar{display:none}
.screen-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding-top:env(safe-area-inset-top,6px)}
.screen-title{font-size:24px;font-weight:800;letter-spacing:-.5px}
.screen-sub{font-size:12px;color:var(--text-sec);margin-top:2px}

/* BUTTONS */
.icon-btn{width:38px;height:38px;border-radius:var(--r-sm);background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-sec);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s}
.icon-btn:active{transform:scale(.9);background:var(--glass-hover)}
.icon-btn svg{width:18px;height:18px}
.icon-btn.sm{width:30px;height:30px;font-size:16px;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:var(--r-sm);font-family:var(--font);font-size:13px;font-weight:600;border:none;cursor:pointer;transition:all .15s;min-height:42px}
.btn:active{transform:scale(.95)}
.btn-accent{background:var(--accent);color:#0a1a18}
.btn-secondary{background:var(--glass-hover);color:var(--text);border:1px solid var(--glass-border)}
.btn-ghost{background:none;color:var(--text-sec)}
.btn-danger{background:var(--danger);color:#fff}
.btn-block{width:100%}
.btn-text{background:none;border:none;color:var(--text-sec);font-family:var(--font);font-size:13px;font-weight:500;cursor:pointer;padding:4px 6px}
.btn-text.accent{color:var(--accent);font-weight:700}
.btn-text:active{opacity:.5}

/* AUTH */
.auth-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100%;padding:24px 16px}
.auth-logo{font-size:48px;margin-bottom:8px}
.auth-title{font-size:28px;font-weight:800;letter-spacing:-.5px}
.auth-sub{font-size:13px;color:var(--text-sec);margin-bottom:24px}
.auth-card{width:100%;max-width:360px}
#authScreen{padding-bottom:0}

/* CARDS */
.card{padding:16px;margin-bottom:12px}
.card-title{font-size:14px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:6px}
.card-title.standalone{margin-bottom:10px;padding:0 2px}

/* FORMS */
.form-group{margin-bottom:10px}
.form-label{display:block;font-size:11px;font-weight:600;color:var(--text-sec);margin-bottom:5px}
.form-input{width:100%;padding:10px 12px;background:var(--input-bg);border:1px solid transparent;border-radius:var(--r-sm);color:var(--text);font-family:var(--font);font-size:14px;outline:none;transition:border-color .15s;-webkit-appearance:none}
.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim)}
.form-input::placeholder{color:var(--text-dim)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.form-textarea{resize:vertical;min-height:50px;font-family:var(--font)}
select.form-input{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23f0ece4' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}

/* NOTE INPUT ROW */
.note-input-row{display:flex;gap:8px;align-items:flex-end}
.note-input-row textarea{flex:1}
.note-input-row .btn{padding:10px 14px;min-height:auto;font-size:16px}

/* BOTTOM NAV */
.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:100;display:flex;height:calc(var(--nav-h) + var(--safe-b));padding-bottom:var(--safe-b);background:rgba(10,10,14,0.88);backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px);border-top:1px solid var(--glass-border)}
.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:none;border:none;color:var(--text-dim);font-family:var(--font);font-size:10px;font-weight:500;cursor:pointer;transition:color .2s;padding:6px 0}
.nav-item svg{width:22px;height:22px}
.nav-item.active{color:var(--accent)}
.nav-item:active{transform:scale(.88)}

/* TRAINEE LIST */
.trainee-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:var(--r-sm);cursor:pointer;transition:all .15s;border:1px solid transparent;margin-bottom:4px}
.trainee-item:active,.trainee-item.active{background:var(--accent-dim);border-color:rgba(45,212,191,0.2)}
.trainee-avatar{width:42px;height:42px;border-radius:50%;background:var(--accent-dim);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:var(--accent);flex-shrink:0}
.trainee-info{flex:1;min-width:0}
.trainee-name{font-size:15px;font-weight:600}
.trainee-code{font-size:11px;color:var(--text-dim);font-family:monospace;letter-spacing:1px}
.trainee-arrow{color:var(--text-dim);font-size:18px}

/* SETTINGS TRAINEE LIST */
.st-item{display:flex;align-items:center;gap:10px;padding:10px;border-radius:var(--r-sm);margin-bottom:4px;background:rgba(0,0,0,0.15)}
.st-item-info{flex:1;min-width:0}
.st-item-name{font-size:13px;font-weight:600}
.st-item-code{font-size:10px;color:var(--text-dim);font-family:monospace}
.st-item-actions{display:flex;gap:4px}
.st-btn{width:30px;height:30px;border-radius:50%;border:none;background:var(--glass-bg);color:var(--text-dim);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:14px;transition:all .12s}
.st-btn:active{background:var(--glass-hover);color:var(--text)}
.st-btn.del:active{color:var(--danger)}
.st-btn.goals:active{color:var(--accent)}

/* DATE BAR */
.date-bar{display:flex;align-items:center;gap:8px;padding:10px 14px;margin-bottom:12px;justify-content:center}
.date-bar-label{font-size:14px;font-weight:700;min-width:120px;text-align:center}
.date-today-btn{background:none;border:none;color:var(--text-dim);font-size:18px;cursor:pointer;padding:4px}
.date-today-btn:active{color:var(--accent)}

/* LIQUID CARDS */
.liquid-card{position:relative;border-radius:var(--r);overflow:hidden;background:rgba(0,0,0,0.35);border:1px solid var(--glass-border)}
.liquid-fill{position:absolute;bottom:0;left:0;right:0;height:0%;transition:height 0.8s cubic-bezier(0.4,0,0.2,1)}
.liquid-content{position:relative;z-index:2;padding:14px;display:flex;flex-direction:column;justify-content:space-between;height:100%}
.liquid-label{font-size:12px;color:rgba(255,255,255,0.65);text-transform:uppercase;letter-spacing:0.3px;font-weight:600;text-shadow:0 1px 3px rgba(0,0,0,0.4)}
.liquid-value{font-size:1.6rem;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;text-shadow:0 2px 6px rgba(0,0,0,0.35);line-height:1.2}
.liquid-value.small{font-size:1.15rem;font-weight:700}
.liquid-of{font-weight:400;opacity:0.5;font-size:0.7em;margin:0 2px}
.liquid-unit{font-size:0.6em;font-weight:500;opacity:0.6;margin-left:2px}
.liquid-hint{font-size:11px;color:rgba(255,255,255,0.45);text-shadow:0 1px 2px rgba(0,0,0,0.3);margin-top:2px}
.liquid-percent{position:absolute;top:10px;right:12px;font-size:11px;font-weight:700;color:rgba(255,255,255,0.55);background:rgba(0,0,0,0.25);padding:2px 7px;border-radius:6px;z-index:3}
.liquid-badge{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:800;color:#fff;margin-bottom:6px}
.liquid-badge.protein{background:var(--protein)}.liquid-badge.fat{background:var(--fat)}.liquid-badge.carb{background:var(--carb)}
.liquid-label-sm{font-size:10px;color:rgba(255,255,255,0.5);text-transform:uppercase;letter-spacing:0.3px;margin-top:2px}

/* HERO (teal) */
.liquid-card.hero{min-height:130px;margin-bottom:10px;background:linear-gradient(135deg,rgba(45,212,191,0.08),rgba(20,184,166,0.05));border-color:rgba(45,212,191,0.18)}
.liquid-card.hero .liquid-fill{background:linear-gradient(180deg,rgba(45,212,191,0.4),rgba(13,148,136,0.85));box-shadow:0 0 30px rgba(45,212,191,0.2)}
.liquid-card.hero .liquid-value{font-size:2rem}

/* MACRO GRID */
.macro-liquid-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:10px}
.macro-liquid-grid .liquid-card{min-height:110px}
.macro-protein{border-color:rgba(74,158,255,0.18);background:linear-gradient(135deg,rgba(74,158,255,0.06),rgba(0,0,0,0.35))}
.macro-fat{border-color:rgba(229,166,56,0.18);background:linear-gradient(135deg,rgba(229,166,56,0.06),rgba(0,0,0,0.35))}
.macro-carb{border-color:rgba(62,207,142,0.18);background:linear-gradient(135deg,rgba(62,207,142,0.06),rgba(0,0,0,0.35))}
.macro-protein .liquid-fill{background:linear-gradient(180deg,rgba(74,158,255,0.35),rgba(37,99,235,0.85));box-shadow:0 0 20px rgba(74,158,255,0.15)}
.macro-fat .liquid-fill{background:linear-gradient(180deg,rgba(229,166,56,0.35),rgba(180,120,20,0.85));box-shadow:0 0 20px rgba(229,166,56,0.15)}
.macro-carb .liquid-fill{background:linear-gradient(180deg,rgba(62,207,142,0.35),rgba(16,150,90,0.85));box-shadow:0 0 20px rgba(62,207,142,0.15)}

/* SUGAR STRIP */
.sugar-strip{display:flex;align-items:center;gap:10px;padding:10px 14px;margin-bottom:14px}
.sugar-label{font-size:12px;font-weight:600;color:var(--text-sec);white-space:nowrap}
.sugar-bar-wrap{flex:1;height:6px;background:rgba(255,255,255,0.06);border-radius:3px;overflow:hidden}
.sugar-bar{height:100%;width:0%;background:linear-gradient(90deg,var(--sugar),#f472b6);border-radius:3px;transition:width .6s cubic-bezier(.4,0,.2,1)}
.sugar-val{font-size:12px;font-weight:600;color:var(--sugar);white-space:nowrap;font-variant-numeric:tabular-nums}

/* TRACKER ROW */
.tracker-row{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px}
.tracker-water,.tracker-sleep{min-height:110px;display:flex;flex-direction:column}
.tracker-water{border-color:rgba(91,184,245,0.18);background:linear-gradient(135deg,rgba(91,184,245,0.06),rgba(0,0,0,0.35))}
.tracker-sleep{border-color:rgba(167,139,250,0.18);background:linear-gradient(135deg,rgba(167,139,250,0.06),rgba(0,0,0,0.35))}
.tracker-water .liquid-fill{background:linear-gradient(180deg,rgba(91,184,245,0.35),rgba(37,130,210,0.85));box-shadow:0 0 20px rgba(91,184,245,0.15)}
.tracker-sleep .liquid-fill{background:linear-gradient(180deg,rgba(167,139,250,0.35),rgba(109,60,230,0.85));box-shadow:0 0 20px rgba(167,139,250,0.15)}

/* SECTION TITLE */
.section-title-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;padding:0 2px}
.section-label{font-size:14px;font-weight:700}

/* GOALS EDIT BUTTON */
.dash-goals-btn{height:38px;padding:0 14px;border-radius:var(--r-sm);background:var(--accent-dim);border:1px solid rgba(45,212,191,0.2);color:var(--accent);display:flex;align-items:center;justify-content:center;gap:4px;cursor:pointer;font-size:14px;font-weight:600;font-family:var(--font);transition:all .15s;white-space:nowrap}
.dash-goals-btn:active{transform:scale(.9);background:var(--glass-hover)}

/* HEADER ACTIONS */
.dash-header-actions { display:flex; align-items:center; gap:8px; }

/* DATE LABEL ROW */
.date-label-row { text-align:center; font-size:14px; font-weight:700; color:var(--text-sec); padding:8px 0; margin-bottom:10px; border-radius:var(--r-sm); background:var(--glass-bg); border:1px solid var(--glass-border); }

/* MACRO PILLS */
.macro-pill { display:inline-flex; align-items:center; padding:2px 6px; border-radius:4px; font-size:10px; font-weight:700; letter-spacing:0.2px; }
.macro-pill.mp { background:rgba(74,158,255,0.15); color:var(--protein); }
.macro-pill.mf { background:rgba(229,166,56,0.15); color:var(--fat); }
.macro-pill.mc { background:rgba(62,207,142,0.15); color:var(--carb); }
.macro-pill.ms { background:rgba(224,108,170,0.15); color:var(--sugar); }

/* MEAL CARDS (coach view) */
.c-meal{background:rgba(0,0,0,0.2);border:1px solid var(--glass-border);border-radius:var(--r);padding:12px;margin-bottom:8px;cursor:pointer;transition:all .15s}
.c-meal:active{background:rgba(0,0,0,0.3)}
.c-meal.has-comment{border-color:rgba(45,212,191,0.3);background:rgba(45,212,191,0.04)}
.c-meal-hdr{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.c-meal-type{font-size:13px;font-weight:600;display:flex;align-items:center;gap:6px}
.c-meal-cal{font-size:12px;font-weight:700;color:var(--orange)}
.c-meal-photo{width:100%;max-height:180px;object-fit:cover;border-radius:var(--r-sm);margin-bottom:8px;cursor:pointer}
.c-meal-items{display:flex;flex-direction:column;gap:2px}
.c-meal-item{font-size:11px;color:var(--text-sec);padding:2px 0;display:flex;justify-content:space-between;align-items:center}
.c-meal-item-name{flex:1}
.c-meal-item-macros{display:flex;gap:3px;flex-shrink:0;margin-left:6px}
.c-meal-comment-preview{margin-top:8px;padding:6px 10px;background:var(--accent-dim);border-radius:6px;font-size:11px;color:var(--accent);display:flex;align-items:center;gap:4px}
.c-meal-badge{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--accent);color:#0a1a18;font-size:9px;font-weight:800;flex-shrink:0}
.c-meal-tap-hint{font-size:10px;color:var(--text-dim);text-align:center;margin-top:4px}

/* MEAL COMMENT MODAL */
.comment-items{background:rgba(0,0,0,0.15);border-radius:var(--r-sm);padding:8px 10px;margin-bottom:10px;font-size:12px;color:var(--text-sec)}
.meal-photo-lg{width:100%;max-height:220px;object-fit:cover;border-radius:var(--r-sm);margin-bottom:10px}
.existing-comment{background:rgba(0,0,0,0.15);border-radius:var(--r-sm);padding:8px 10px;margin-bottom:6px}
.existing-comment-text{font-size:12px;line-height:1.5}
.existing-comment-meta{font-size:10px;color:var(--text-dim);margin-top:4px;display:flex;justify-content:space-between}
.existing-comment-del{background:none;border:none;color:var(--text-dim);font-size:11px;cursor:pointer}
.existing-comment-del:active{color:var(--danger)}

/* CALENDAR */
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px;padding:6px 0}
.cal-hdr{font-size:10px;font-weight:600;color:var(--text-dim);text-align:center;padding:3px 0 6px;text-transform:uppercase}
.cal-day{aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:500;border-radius:50%;cursor:pointer;transition:all .12s;color:var(--text)}
.cal-day:active{background:var(--glass-hover)}
.cal-day.today{background:var(--accent);color:#0a1a18;font-weight:700}
.cal-day.selected{background:var(--accent);color:#0a1a18}
.cal-day.other{color:var(--text-dim)}
.date-nav{display:flex;gap:4px}

/* COACH CHAT */
.coach-chat-card{padding:12px}
.coach-chat-messages{max-height:240px;overflow-y:auto;display:flex;flex-direction:column;gap:6px;margin-bottom:10px;padding:4px 0;-webkit-overflow-scrolling:touch}
.coach-chat-messages::-webkit-scrollbar{display:none}
.chat-bubble{max-width:85%;align-self:flex-end;background:var(--accent-dim);border:1px solid rgba(45,212,191,0.2);border-radius:14px 14px 4px 14px;padding:8px 12px}
.chat-bubble-text{font-size:13px;line-height:1.45;color:var(--text);word-wrap:break-word}
.chat-bubble-meta{display:flex;justify-content:space-between;align-items:center;margin-top:4px;gap:8px}
.chat-bubble-time{font-size:10px;color:var(--text-dim)}
.chat-bubble-del{background:none;border:none;color:var(--text-dim);font-size:11px;cursor:pointer;padding:2px 4px;border-radius:4px;opacity:0;transition:opacity .15s}
.chat-bubble:hover .chat-bubble-del,.chat-bubble:active .chat-bubble-del{opacity:1}
.chat-bubble-del:active{color:var(--danger)}
.coach-chat-empty{text-align:center;padding:16px 8px;font-size:12px;color:var(--text-dim)}
.coach-chat-input-row{display:flex;gap:8px;align-items:flex-end}
.coach-chat-textarea{flex:1;min-height:38px;max-height:100px;resize:none;font-size:13px;padding:9px 12px;line-height:1.4;overflow:hidden}
.coach-chat-send{width:38px;height:38px;min-height:38px;padding:0;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}

/* PROFILE */
.profile-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0}
.profile-label{font-size:13px;color:var(--text-sec)}
.profile-val{font-size:14px;font-weight:600}

/* CODE RESULT */
.code-result{text-align:center;padding:16px 0}
.code-label{font-size:12px;color:var(--text-sec);margin-bottom:8px}
.code-value{font-family:monospace;font-size:28px;font-weight:800;letter-spacing:6px;color:var(--accent);padding:12px;background:rgba(0,0,0,0.3);border-radius:var(--r-sm)}
.code-hint{font-size:11px;color:var(--text-dim);margin-top:8px}

/* PHOTO VIEWER */
.photo-viewer-img{max-width:95%;max-height:85vh;object-fit:contain;border-radius:var(--r)}

/* MODALS */
.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:200;background:rgba(0,0,0,0.65);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:none;align-items:flex-end;justify-content:center}
.modal-overlay.active{display:flex}
.modal-sheet{width:100%;max-width:500px;max-height:92vh;border-radius:var(--r) var(--r) 0 0;padding:0 16px 24px;display:flex;flex-direction:column;overflow-y:auto;animation:sheetUp .3s cubic-bezier(.32,.72,0,1);background:rgba(16,16,20,0.97);backdrop-filter:blur(30px);border:1px solid var(--glass-border);border-bottom:none}
.modal-sheet.compact{max-height:80vh}
.modal-sheet::-webkit-scrollbar{display:none}
@keyframes sheetUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
.sheet-handle{width:36px;height:4px;background:rgba(255,255,255,0.18);border-radius:2px;margin:10px auto 4px;flex-shrink:0}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:10px 0;flex-shrink:0}
.modal-title{font-size:15px;font-weight:700}
.confirm-box{width:calc(100% - 48px);max-width:340px;padding:24px;text-align:center;margin:auto}
.confirm-text{font-size:14px;margin-bottom:18px;line-height:1.5;color:var(--text-sec)}
.confirm-btns{display:flex;gap:8px}

/* EMPTY */
.empty-state{display:flex;flex-direction:column;align-items:center;padding:40px 16px;gap:8px}
.empty-icon{font-size:36px;opacity:.45}
.empty-text{font-size:13px;color:var(--text-sec)}
.empty-msg{text-align:center;padding:16px;color:var(--text-dim);font-size:13px}

/* TOASTS */
.toast-container{position:fixed;top:env(safe-area-inset-top,10px);left:14px;right:14px;z-index:999;display:flex;flex-direction:column;gap:6px;pointer-events:none}
.toast{padding:10px 14px;border-radius:var(--r-sm);font-size:12px;font-weight:500;pointer-events:auto;animation:toastIn .3s ease;transition:opacity .2s;backdrop-filter:blur(20px)}
.toast.success{background:rgba(45,212,191,0.15);border:1px solid rgba(45,212,191,0.3);color:var(--accent)}
.toast.error{background:rgba(239,68,68,0.15);border:1px solid rgba(239,68,68,0.3);color:var(--danger)}
@keyframes toastIn{from{transform:translateY(-16px);opacity:0}to{transform:translateY(0);opacity:1}}