:root {
    --bg: #eef2f5;
    --surface: #ffffff;
    --surface-strong: #f7faf9;
    --ink: #18252b;
    --ink-soft: #5a666d;
    --line: #d8e0e4;
    --accent: #0f6a55;
    --accent-strong: #084536;
    --accent-soft: #e2f3ee;
    --warning-soft: #f6efe3;
    --alert-success: #14532d;
    --alert-success-bg: #dcfce7;
    --alert-error: #991b1b;
    --alert-error-bg: #fee2e2;
    --alert-info: #1d4ed8;
    --alert-info-bg: #dbeafe;
    --shadow: 0 14px 34px rgba(15, 32, 39, 0.08);
    --shadow-strong: 0 14px 34px rgba(15, 32, 39, 0.08);
    color-scheme: light;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Aptos, "Segoe UI Variable", "Trebuchet MS", sans-serif;
    color: var(--ink);
    background: linear-gradient(180deg, var(--bg), #f8fafb 60%, #ffffff 100%);
}

.page-shell {
    width: min(100% - 20px, 1120px);
    margin: 0 auto;
    padding: 14px 0 32px;
}

.hero {
    padding: 10px 2px 6px;
}

.eyebrow {
    margin: 0 0 6px;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-strong);
}

.hero h1,
.hero h2 {
    margin: 0;
    font-size: clamp(1.85rem, 6vw, 3rem);
    line-height: 1.04;
    letter-spacing: 0;
}

.lead {
    max-width: 34rem;
    margin: 8px 0 0;
    color: var(--ink-soft);
    font-size: 0.92rem;
    line-height: 1.5;
}

.alerts {
    display: grid;
    gap: 8px;
    padding: 12px 4px 0;
}

.alert {
    padding: 12px 14px;
    border-radius: 8px;
    border: 1px solid transparent;
    font-weight: 600;
}

.alert-success {
    color: var(--alert-success);
    background: var(--alert-success-bg);
}

.alert-error {
    color: var(--alert-error);
    background: var(--alert-error-bg);
}

.alert-info {
    color: var(--alert-info);
    background: var(--alert-info-bg);
}

.status-block {
    padding: 14px 4px 0;
}

.status-note {
    margin: 10px 2px 0;
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.status-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
}

.status-chip {
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid var(--line);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
    font-size: 0.82rem;
    font-weight: 700;
}

.status-chip-success {
    background: var(--accent-soft);
    border-color: rgba(19, 99, 78, 0.25);
}

.status-chip-muted {
    color: var(--ink-soft);
}

.workflow {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 14px 4px 0;
}

.panel,
.foot-panel {
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.74);
    border-radius: 8px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
}

.panel {
    padding: 16px;
}

.panel-active {
    border-color: #9fd7c7;
    box-shadow: inset 4px 0 0 var(--accent), var(--shadow);
}

.panel-muted {
    background: var(--surface-strong);
    box-shadow: none;
}

.panel-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 74px;
    min-height: 30px;
    padding: 0 14px;
    border-radius: 999px;
    background: var(--surface-strong);
    border: 1px solid var(--line);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent-strong);
}

.panel h2,
.foot-panel h3 {
    margin: 12px 0 8px;
    font-size: 1.2rem;
    line-height: 1.05;
}

.panel p,
.foot-panel p {
    margin: 0 0 14px;
    color: var(--ink-soft);
    line-height: 1.6;
}

.stack-form {
    display: grid;
    gap: 10px;
}

label {
    font-weight: 700;
    font-size: 0.92rem;
}

input[type="tel"],
input[type="text"],
input[type="file"] {
    width: 100%;
    min-height: 50px;
    padding: 13px 15px;
    border-radius: 8px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.92);
    color: var(--ink);
    font: inherit;
}

input[type="file"] {
    padding: 12px;
}

input:focus {
    outline: 3px solid rgba(19, 99, 78, 0.16);
    border-color: rgba(19, 99, 78, 0.45);
}

button {
    appearance: none;
    border: 0;
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    width: 100%;
    min-height: 50px;
    padding: 14px 18px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: transform 160ms ease, box-shadow 160ms ease;
    box-shadow: 0 14px 26px rgba(15, 79, 63, 0.26);
}

button:hover {
    background: var(--accent-strong);
    transform: translateY(-1px);
}

.button-secondary {
    background: rgba(255, 255, 255, 0.78);
    color: var(--ink);
    border: 1px solid var(--line);
    box-shadow: none;
}

.button-secondary:hover {
    background: var(--warning-soft);
    box-shadow: none;
}

.file-pill {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 10px 14px;
    border-radius: 8px;
    background: rgba(19, 99, 78, 0.08);
    color: var(--accent-strong);
    font-size: 0.92rem;
    font-weight: 600;
    line-height: 1.45;
}

.field-hint,
.hint {
    margin-top: -2px;
    font-size: 0.92rem;
}

.foot-panel {
    display: grid;
    gap: 12px;
    margin: 14px 4px 0;
    padding: 16px;
}

.foot-copy {
    min-width: 0;
}

.upload-list {
    margin: 0;
    padding-left: 18px;
    color: var(--ink);
    line-height: 1.6;
}

@media (min-width: 720px) {
    .page-shell {
        width: min(100% - 32px, 1120px);
        padding-top: 22px;
    }

    .hero {
        padding-top: 4px;
    }

    .hero h1,
    .hero h2 {
        font-size: clamp(2.2rem, 5vw, 3rem);
    }

    .lead {
        font-size: 0.98rem;
    }

    .alerts,
    .status-block,
    .workflow {
        padding-left: 10px;
        padding-right: 10px;
    }

    .workflow {
        gap: 16px;
    }

    .panel,
    .foot-panel {
        padding: 20px;
    }

    .foot-panel {
        margin-left: 10px;
        margin-right: 10px;
    }

    .foot-panel form {
        max-width: 320px;
    }
}

@media (min-width: 980px) {
    .workflow {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .foot-panel {
        grid-template-columns: minmax(0, 1fr) minmax(220px, 300px);
        align-items: center;
    }
}

@media (min-width: 1240px) {
    .alerts,
    .status-block,
    .workflow {
        padding-left: 18px;
        padding-right: 18px;
    }
}