:root {
    --bg: #070b12;
    --bg-soft: #0d1420;
    --panel: rgba(12, 19, 31, 0.86);
    --panel-border: rgba(82, 140, 255, 0.22);
    --text: #f4f8ff;
    --muted: #9fb2cc;
    --accent: #3aa0ff;
    --accent-2: #67d6ff;
    --danger: #ff6b6b;
    --radius: 22px;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    padding: 20px;
    font-family: Arial, Helvetica, sans-serif;
    background: radial-gradient(circle at top, rgba(58, 160, 255, 0.18), transparent 30%), linear-gradient(180deg, #05070c 0%, var(--bg) 100%);
    color: var(--text);
    min-height: 100vh;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 28px 28px;
    mask-image: linear-gradient(180deg, rgba(0,0,0,0.75), transparent 90%);
}

header.app-header {
    display: flex;
    align-items: center;
    gap: 14px;
    max-width: 1100px;
    margin: 0 auto 14px;
    padding: 18px 20px;
    border: 1px solid var(--panel-border);
    border-radius: var(--radius);
    background: rgba(7, 11, 18, 0.8);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
}

.app-logo {
    width: 58px;
    height: 58px;
    border-radius: 16px;
    object-fit: cover;
    flex: 0 0 auto;
    border: 1px solid rgba(103, 214, 255, 0.35);
    background: rgba(255,255,255,0.03);
}

.app-status {
    display: inline-block;
    margin-bottom: 5px;
    padding: 4px 8px;
    border: 1px solid rgba(103, 214, 255, 0.3);
    border-radius: 999px;
    color: var(--accent-2);
    font-size: 0.67rem;
    font-weight: 800;
    letter-spacing: 1.1px;
}

header h1 { margin: 0; font-size: 2rem; letter-spacing: 0.2px; }
header p { margin: 4px 0 0; color: var(--muted); }
section { max-width: 1100px; margin: 14px auto; }

.disclaimer-banner,
.coach-card,
.coach,
.meal-box,
.plans,
.card {
    background: var(--panel);
    border: 1px solid var(--panel-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    backdrop-filter: blur(12px);
}

.disclaimer-banner { padding: 14px 18px; color: var(--muted); line-height: 1.5; }
.disclaimer-banner strong { color: var(--text); }
.coach-card, .coach, .meal-box, .plans { padding: 20px; }
.coach-card h2, .coach h2, .meal-box h2 { margin-top: 0; }
.coach-card { display: grid; gap: 10px; }
.coach-note { margin: 0; color: var(--muted); line-height: 1.5; }

.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 14px;
    max-width: 1100px;
    margin: 14px auto;
}

.card { padding: 18px; }
.card h3 { margin-top: 0; margin-bottom: 10px; }
.card p { margin: 0; font-size: 1.7rem; font-weight: 700; color: var(--accent-2); }
.meal-box { display: grid; gap: 12px; }

input {
    width: 100%;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid rgba(103, 214, 255, 0.16);
    background: rgba(255,255,255,0.04);
    color: var(--text);
    outline: none;
}
input::placeholder { color: #8ea4bf; }
input:focus { border-color: rgba(103, 214, 255, 0.55); box-shadow: 0 0 0 3px rgba(58, 160, 255, 0.14); }

button {
    appearance: none;
    border: none;
    border-radius: 14px;
    padding: 13px 18px;
    cursor: pointer;
    font-weight: 700;
    color: #02111f;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    box-shadow: 0 10px 24px rgba(58, 160, 255, 0.22);
    transition: transform 0.15s ease, filter 0.15s ease, box-shadow 0.15s ease;
}
button:hover { transform: translateY(-1px); filter: brightness(1.04); box-shadow: 0 14px 28px rgba(58, 160, 255, 0.28); }
button:active { transform: translateY(0); }
.camera-button { width: fit-content; }

.plans { display: grid; gap: 14px; }
.plans-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.plans-header h2 { margin: 3px 0 0; }
.section-kicker { color: var(--accent-2); font-size: 0.68rem; font-weight: 800; letter-spacing: 1.2px; text-transform: uppercase; }
.current-plan { padding: 7px 11px; border: 1px solid rgba(103, 214, 255, 0.28); border-radius: 999px; color: var(--accent-2); font-size: 0.76rem; font-weight: 800; white-space: nowrap; }
.plan-options { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 16px; border: 1px solid rgba(103, 214, 255, 0.13); border-radius: 16px; background: rgba(255,255,255,0.025); }
.plan-option-copy { display: grid; gap: 4px; }
.plan-option-copy strong { font-size: 1rem; }
.plan-option-copy span { color: var(--muted); font-size: 0.86rem; }
.plan-actions { display: flex; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }
.secondary-plan-button { color: var(--text); background: transparent; border: 1px solid rgba(103, 214, 255, 0.3); box-shadow: none; }
.secondary-plan-button:hover { background: rgba(103, 214, 255, 0.08); box-shadow: none; }
.plan-thank-you { width: 100%; text-align: center; padding: 8px 4px; color: var(--accent-2); }

.bitefact-ai-result { margin-top: 4px; padding: 16px; border: 1px solid rgba(103, 214, 255, 0.18); border-radius: 16px; background: rgba(7, 11, 18, 0.62); }
.bitefact-ai-result.success { border-color: rgba(103, 214, 255, 0.35); }
.bitefact-ai-result.error { border-color: rgba(255, 107, 107, 0.28); }
.result-title-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.result-title-row h3 { margin: 0; }
.result-badge { padding: 4px 7px; border-radius: 999px; background: rgba(103, 214, 255, 0.1); color: var(--accent-2); font-size: 0.62rem; font-weight: 800; letter-spacing: 0.8px; }
.bitefact-ai-result label { display: grid; gap: 6px; margin: 14px 0; color: var(--muted); font-size: 0.8rem; }
.result-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 12px 0; }
.result-grid div { padding: 10px; border-radius: 12px; background: rgba(255,255,255,0.035); }
.result-grid span { display: block; color: var(--muted); font-size: 0.72rem; }
.result-grid strong { display: block; margin-top: 4px; font-size: 1.1rem; color: var(--accent-2); }
.result-detail, .result-notes { color: var(--muted); font-size: 0.78rem; }
.result-notes { margin-bottom: 14px; }

@media (max-width: 720px) {
    .plan-options { align-items: stretch; flex-direction: column; }
    .plan-actions { justify-content: stretch; width: 100%; }
    .plan-actions button { flex: 1 1 100%; }
    .result-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    body { padding: 14px; }
    header.app-header { padding: 14px; }
    .app-logo { width: 52px; height: 52px; }
    header h1 { font-size: 1.55rem; }
    .card p { font-size: 1.45rem; }
    .plans-header { align-items: flex-start; }
}