:root {
    --brand-1: #0f766e;
    --brand-2: #115e59;
    --ink: #0f172a;
    --muted: #475569;
    --bg: #f8fafc;
    --card: rgba(255, 255, 255, 0.78);
    --border: rgba(148, 163, 184, 0.35);
}

body {
    font-family: "Manrope", "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at 12% 20%, rgba(20, 184, 166, 0.15), transparent 35%),
        radial-gradient(circle at 88% 4%, rgba(14, 116, 144, 0.14), transparent 28%),
        linear-gradient(145deg, #f8fafc 0%, #eef2ff 52%, #ecfeff 100%);
    min-height: 100vh;
    color: var(--ink);
}

.glass {
    background: var(--card);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.soft-enter {
    animation: soft-enter 0.5s ease both;
}

@keyframes soft-enter {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.nav-pill {
    transition: all 0.2s ease;
}

.nav-pill:hover {
    transform: translateY(-1px);
    background: rgba(15, 118, 110, 0.1);
}

.btn-brand {
    background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
    color: #fff;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.btn-brand:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(15, 118, 110, 0.28);
}

.toast {
    animation: toast-in 0.25s ease both;
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateX(12px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.policy-content {
    white-space: normal;
    line-height: 1.6;
}

.studio-tab-btn {
    border: 1px solid rgba(148, 163, 184, 0.45);
    background: rgba(255, 255, 255, 0.66);
    color: #0f172a;
    border-radius: 0.85rem;
    padding: 0.55rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.2s ease;
}

.studio-tab-btn:hover {
    transform: translateY(-1px);
    background: rgba(240, 253, 250, 0.95);
}

.studio-tab-btn.is-active {
    color: #ffffff;
    border-color: transparent;
    background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
    box-shadow: 0 10px 25px rgba(15, 118, 110, 0.24);
}

.design-picker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.55rem;
}

.design-pick {
    border: 1px solid rgba(148, 163, 184, 0.45);
    border-radius: 0.8rem;
    padding: 0.5rem 0.65rem;
    font-size: 0.78rem;
    font-weight: 700;
    text-align: left;
    background: rgba(255, 255, 255, 0.72);
    transition: all 0.2s ease;
}

.design-pick:hover {
    border-color: rgba(15, 118, 110, 0.65);
    background: rgba(240, 253, 250, 0.95);
}

.design-pick.is-active {
    color: #ffffff;
    border-color: transparent;
    background: linear-gradient(135deg, #0f766e, #1d4ed8);
}

.studio-preview-wrap {
    border: 1px dashed rgba(148, 163, 184, 0.7);
    border-radius: 1rem;
    padding: 0.85rem;
    background: rgba(255, 255, 255, 0.6);
    overflow: auto;
}

.studio-canvas {
    width: 100%;
    max-width: 512px;
    border-radius: 0.8rem;
    border: 1px solid rgba(148, 163, 184, 0.45);
    display: block;
    margin: 0 auto;
    background: #e2e8f0;
}

.studio-canvas-wide {
    max-width: 100%;
}

.studio-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 0.8rem;
}

.shot-preview-card {
    border: 1px solid rgba(148, 163, 184, 0.45);
    border-radius: 0.9rem;
    padding: 0.55rem;
    background: rgba(255, 255, 255, 0.72);
}

.shot-preview-card canvas {
    width: 100%;
    border-radius: 0.6rem;
    border: 1px solid rgba(148, 163, 184, 0.3);
}