/* Golf Tracker - Main Stylesheet */
:root {
    --green-dark: #1a3a2a;
    --green-mid: #2d5a3d;
    --green-light: #4a8c5c;
    --green-pale: #e8f5ee;
    --gold: #c9a84c;
    --gold-light: #f0d080;
    --cream: #f8f5f0;
    --white: #ffffff;
    --text-dark: #1a1a1a;
    --text-mid: #4a5568;
    --text-light: #718096;
    --border: #e2e8f0;
    --danger: #e53e3e;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,.12);
    --radius: 10px;
    --radius-lg: 16px;
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--cream);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
}

/* ── NAV ── */
.nav {
    background: var(--green-dark);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}
.nav-brand {
    color: var(--gold);
    font-size: 1.3rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: .5px;
    display: flex;
    align-items: center;
    gap: .5rem;
}
.nav-brand span { font-size: 1.4rem; }
.nav-links { display: flex; align-items: center; gap: .25rem; flex-wrap: wrap; }
.nav-links a {
    color: rgba(255,255,255,.8);
    text-decoration: none;
    padding: .45rem .85rem;
    border-radius: 6px;
    font-size: .875rem;
    transition: all .2s;
}
.nav-links a:hover, .nav-links a.active { background: rgba(255,255,255,.1); color: #fff; }
.nav-links a.btn-gold {
    background: var(--gold);
    color: var(--green-dark);
    font-weight: 600;
}
.nav-links a.btn-gold:hover { background: var(--gold-light); }

/* ── LAYOUT ── */
.container { max-width: 1100px; margin: 0 auto; padding: 2rem 1.25rem; }
.page-header { margin-bottom: 2rem; }
.page-header h1 { font-size: 1.75rem; font-weight: 700; color: var(--green-dark); }
.page-header p { color: var(--text-light); margin-top: .25rem; }

/* ── CARDS ── */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}
.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--green-dark);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: .5rem;
}
.card-title .icon { font-size: 1.1rem; }

/* ── STAT CARDS ── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 1.25rem 1rem;
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}
.stat-card .stat-value { font-size: 2rem; font-weight: 700; color: var(--green-dark); line-height: 1; }
.stat-card .stat-label { font-size: .75rem; color: var(--text-light); margin-top: .35rem; text-transform: uppercase; letter-spacing: .5px; }
.stat-card.gold .stat-value { color: var(--gold); }
.stat-card.highlight { background: var(--green-dark); border-color: var(--green-dark); }
.stat-card.highlight .stat-value { color: var(--gold); }
.stat-card.highlight .stat-label { color: rgba(255,255,255,.6); }

/* ── FORMS ── */
.form-group { margin-bottom: 1.1rem; }
.form-label { display: block; font-size: .875rem; font-weight: 600; color: var(--text-mid); margin-bottom: .4rem; }
.form-control {
    width: 100%;
    padding: .6rem .9rem;
    border: 1.5px solid var(--border);
    border-radius: 8px;
    font-size: .9rem;
    color: var(--text-dark);
    background: var(--white);
    transition: border-color .2s, box-shadow .2s;
    -webkit-appearance: none;
}
.form-control:focus { outline: none; border-color: var(--green-light); box-shadow: 0 0 0 3px rgba(74,140,92,.15); }
select.form-control { cursor: pointer; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-hint { font-size: .78rem; color: var(--text-light); margin-top: .25rem; }

/* ── BUTTONS ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .6rem 1.25rem;
    border-radius: 8px;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all .2s;
    line-height: 1;
}
.btn-primary { background: var(--green-mid); color: #fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-gold { background: var(--gold); color: var(--green-dark); }
.btn-gold:hover { background: var(--gold-light); }
.btn-outline { background: transparent; color: var(--green-mid); border: 1.5px solid var(--green-mid); }
.btn-outline:hover { background: var(--green-pale); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-sm { padding: .4rem .85rem; font-size: .8rem; }
.btn-block { width: 100%; justify-content: center; }
.btn-lg { padding: .85rem 2rem; font-size: 1rem; }

/* ── ALERTS ── */
.alert { padding: .9rem 1.1rem; border-radius: 8px; margin-bottom: 1.25rem; font-size: .9rem; }
.alert-success { background: #f0fff4; border: 1px solid #c6f6d5; color: #276749; }
.alert-danger { background: #fff5f5; border: 1px solid #fed7d7; color: #c53030; }
.alert-info { background: var(--green-pale); border: 1px solid #9ae6b4; color: var(--green-dark); }

/* ── TABLE ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
th { text-align: left; padding: .65rem 1rem; background: var(--cream); color: var(--text-mid); font-size: .75rem; text-transform: uppercase; letter-spacing: .5px; border-bottom: 1px solid var(--border); }
td { padding: .7rem 1rem; border-bottom: 1px solid var(--border); color: var(--text-dark); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--cream); }
.badge {
    display: inline-block;
    padding: .2rem .6rem;
    border-radius: 20px;
    font-size: .75rem;
    font-weight: 600;
}
.badge-green { background: var(--green-pale); color: var(--green-mid); }
.badge-gold { background: #fefcbf; color: #744210; }
.badge-gray { background: #edf2f7; color: var(--text-mid); }

/* ── HOLE ENTRY GRID ── */
.hole-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.hole-card {
    background: var(--white);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    border-top: 3px solid var(--green-light);
    padding: 1rem .85rem .85rem;
    text-align: center;
    transition: border-color .2s, box-shadow .2s;
}
.hole-card:hover {
    border-top-color: var(--green-mid);
    box-shadow: 0 3px 12px rgba(45,90,61,.1);
}
.hole-card .hole-num {
    font-size: .7rem;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: .8px;
    margin-bottom: .1rem;
}
.hole-card .hole-par {
    display: inline-block;
    background: var(--green-pale);
    color: var(--green-mid);
    font-size: .7rem;
    font-weight: 700;
    padding: .1rem .5rem;
    border-radius: 20px;
    margin-bottom: .6rem;
    letter-spacing: .3px;
}
.hole-card .hole-inputs { display: flex; flex-direction: column; gap: .4rem; }
.hole-card .input-row { display: flex; flex-direction: column; }
.hole-card input[type=number] {
    width: 100%;
    text-align: center;
    padding: .4rem .3rem;
    border: 1.5px solid var(--border);
    border-radius: 6px;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--green-dark);
    background: var(--cream);
    margin-bottom: 0;
    transition: border-color .2s, background .2s;
    -moz-appearance: textfield;
}
.hole-card input[type=number]::-webkit-outer-spin-button,
.hole-card input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.hole-card input[type=number]:focus {
    outline: none;
    border-color: var(--green-light);
    background: var(--white);
}
.hole-card input[type=number].has-value {
    background: var(--green-pale);
    border-color: var(--green-light);
    color: var(--green-dark);
}
.hole-card label {
    font-size: .63rem;
    color: var(--text-light);
    display: block;
    margin-bottom: .2rem;
    text-transform: uppercase;
    letter-spacing: .4px;
    font-weight: 600;
}

/* ── CHART CONTAINERS ── */
.chart-wrap { position: relative; width: 100%; }

/* ── AI INSIGHT CARDS ── */
.insight-card {
    background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-mid) 100%);
    color: #fff;
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
}
.insight-card::before {
    content: '';
    position: absolute;
    top: -30px; right: -30px;
    width: 100px; height: 100px;
    border-radius: 50%;
    background: rgba(201,168,76,.15);
}
.insight-card .insight-icon { font-size: 1.5rem; margin-bottom: .5rem; }
.insight-card .insight-text { font-size: .9rem; line-height: 1.6; opacity: .95; }
.insight-card .insight-category {
    display: inline-block;
    background: rgba(201,168,76,.3);
    color: var(--gold-light);
    padding: .15rem .5rem;
    border-radius: 20px;
    font-size: .7rem;
    font-weight: 600;
    margin-bottom: .5rem;
    text-transform: uppercase;
    letter-spacing: .5px;
}
.insight-loading { text-align: center; padding: 2rem; color: var(--text-light); }

/* ── LEADERBOARD ── */
.lb-row { display: flex; align-items: center; padding: .85rem 1rem; border-bottom: 1px solid var(--border); gap: 1rem; }
.lb-row:last-child { border-bottom: none; }
.lb-rank { font-size: 1.1rem; font-weight: 700; color: var(--text-light); min-width: 32px; }
.lb-rank.gold { color: var(--gold); }
.lb-rank.silver { color: #718096; }
.lb-rank.bronze { color: #b7791f; }
.lb-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--green-pale);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; color: var(--green-mid); font-size: .9rem;
    flex-shrink: 0;
}
.lb-info { flex: 1; }
.lb-info .name { font-weight: 600; font-size: .95rem; }
.lb-info .sub { font-size: .78rem; color: var(--text-light); }
.lb-score { font-size: 1.2rem; font-weight: 700; color: var(--green-dark); }

/* ── COMING SOON ── */
.coming-soon-banner {
    background: var(--green-dark);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.coming-soon-banner::before {
    content: '⛳';
    position: absolute;
    font-size: 8rem;
    opacity: .06;
    bottom: -1rem; right: -1rem;
}
.coming-soon-banner h2 { color: var(--gold); font-size: 1.6rem; margin-bottom: .5rem; }
.coming-soon-banner p { color: rgba(255,255,255,.75); max-width: 500px; margin: 0 auto 1.5rem; }
.coming-soon-pill {
    display: inline-block;
    background: var(--gold);
    color: var(--green-dark);
    padding: .3rem .9rem;
    border-radius: 20px;
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.25rem;
}

/* ── AUTH PAGES ── */
.auth-wrap {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background: linear-gradient(160deg, var(--green-dark) 0%, var(--green-mid) 60%, var(--green-pale) 100%);
}
.auth-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
}
.auth-card h1 { font-size: 1.6rem; color: var(--green-dark); margin-bottom: .25rem; }
.auth-card .sub { color: var(--text-light); font-size: .9rem; margin-bottom: 1.75rem; }
.auth-divider { text-align: center; color: var(--text-light); font-size: .85rem; margin: 1rem 0; }
.auth-switch { text-align: center; font-size: .875rem; color: var(--text-light); margin-top: 1.25rem; }
.auth-switch a { color: var(--green-mid); font-weight: 600; text-decoration: none; }

/* ── FILTERS ── */
.filter-bar { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.filter-btn {
    padding: .4rem 1rem;
    border-radius: 20px;
    border: 1.5px solid var(--border);
    background: var(--white);
    color: var(--text-mid);
    font-size: .85rem;
    cursor: pointer;
    font-weight: 500;
    text-decoration: none;
    transition: all .2s;
}
.filter-btn:hover, .filter-btn.active {
    background: var(--green-mid);
    border-color: var(--green-mid);
    color: #fff;
}

/* ── TABS ── */
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 1.5rem; overflow-x: auto; }
.tab-btn {
    padding: .75rem 1.25rem;
    border: none; background: none;
    font-size: .9rem; font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    white-space: nowrap;
    transition: all .2s;
}
.tab-btn.active { color: var(--green-mid); border-bottom-color: var(--green-mid); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── SCORE COLORS ── */
.score-eagle { color: #d4a017; font-weight: 700; }
.score-birdie { color: var(--green-mid); font-weight: 700; }
.score-par { color: var(--text-mid); }
.score-bogey { color: #e07b39; }
.score-double { color: var(--danger); font-weight: 700; }

/* ── EMPTY STATE ── */
.empty-state { text-align: center; padding: 3rem 1rem; }
.empty-state .icon { font-size: 3rem; margin-bottom: 1rem; }
.empty-state h3 { color: var(--text-mid); margin-bottom: .5rem; }
.empty-state p { color: var(--text-light); font-size: .9rem; margin-bottom: 1.5rem; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .container { padding: 1.25rem 1rem; }
    .nav { padding: 0 1rem; }
    .nav-links a { padding: .4rem .6rem; font-size: .8rem; }
    .form-row { grid-template-columns: 1fr; }
    .hole-grid { grid-template-columns: repeat(3, 1fr); gap: .75rem; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .auth-card { padding: 1.75rem 1.25rem; }
    .coming-soon-banner { padding: 1.75rem 1.25rem; }
    .card { padding: 1.1rem; }
}
@media (max-width: 480px) {
    .hole-grid { grid-template-columns: repeat(2, 1fr); gap: .6rem; }
    .hole-card { padding: .75rem .6rem .65rem; }
    .nav-brand { font-size: 1.1rem; }
}