/* ===== Tokens ===== */
:root,
[data-theme="light"] {
  --color-bg: #f6f4ee;
  --color-surface: #fdfcf8;
  --color-surface-2: #ffffff;
  --color-surface-offset: #efece3;
  --color-border: #ddd8cb;
  --color-divider: #e7e3d8;

  --color-text: #20211c;
  --color-text-muted: #6b6a60;
  --color-text-faint: #a6a397;
  --color-text-inverse: #f8f7f2;

  --color-primary: #0c4a4f;
  --color-primary-hover: #0a3a3e;
  --color-primary-soft: #e2ecea;
  --color-pulse: #1f9e8c;
  --color-accent: #b5742a;     /* warm brass for highlights / sample tags */
  --color-accent-soft: #f1e6d4;

  --shadow-sm: 0 1px 2px rgba(32, 33, 28, 0.06);
  --shadow-md: 0 6px 20px rgba(32, 33, 28, 0.08);
  --shadow-lg: 0 16px 44px rgba(32, 33, 28, 0.12);

  --radius-sm: 0.4rem;
  --radius-md: 0.6rem;
  --radius-lg: 0.9rem;
  --radius-xl: 1.25rem;

  --font-display: "Zodiak", Georgia, serif;
  --font-body: "Supreme", "Helvetica Neue", system-ui, sans-serif;

  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.84rem);
  --text-sm: clamp(0.875rem, 0.82rem + 0.3vw, 0.95rem);
  --text-base: clamp(1rem, 0.97rem + 0.2vw, 1.08rem);
  --text-lg: clamp(1.18rem, 1.05rem + 0.6vw, 1.45rem);
  --text-xl: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem);
  --text-2xl: clamp(2.1rem, 1.4rem + 3vw, 3.4rem);

  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
  --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem;
  --space-12: 3rem; --space-16: 4rem; --space-20: 5rem; --space-24: 6rem;

  --wrap: 1080px;
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --color-bg: #14171a;
  --color-surface: #1b1f22;
  --color-surface-2: #21262a;
  --color-surface-offset: #181c1f;
  --color-border: #323a3e;
  --color-divider: #2a3034;

  --color-text: #e6e7e3;
  --color-text-muted: #9aa09c;
  --color-text-faint: #6a716d;
  --color-text-inverse: #14171a;

  --color-primary: #3fb5a4;
  --color-primary-hover: #57c6b6;
  --color-primary-soft: #1d2e2d;
  --color-pulse: #4fd1bd;
  --color-accent: #d6a35e;
  --color-accent-soft: #2e2519;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 6px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 44px rgba(0,0,0,0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #14171a; --color-surface: #1b1f22; --color-surface-2: #21262a;
    --color-surface-offset: #181c1f; --color-border: #323a3e; --color-divider: #2a3034;
    --color-text: #e6e7e3; --color-text-muted: #9aa09c; --color-text-faint: #6a716d;
    --color-text-inverse: #14171a; --color-primary: #3fb5a4; --color-primary-hover: #57c6b6;
    --color-primary-soft: #1d2e2d; --color-pulse: #4fd1bd; --color-accent: #d6a35e;
    --color-accent-soft: #2e2519;
  }
}

/* ===== Base ===== */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility; scroll-behavior: smooth; scroll-padding-top: 90px;
}
body {
  min-height: 100dvh; line-height: 1.6; font-family: var(--font-body);
  font-size: var(--text-base); color: var(--color-text); background: var(--color-bg);
}
img, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
h1,h2,h3,h4 { line-height: 1.15; text-wrap: balance; font-family: var(--font-display); font-weight: 600; }
p { text-wrap: pretty; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; }
a, button, input, textarea, select {
  transition: color var(--transition), background var(--transition),
    border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; border-radius: var(--radius-sm); }
@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { animation-duration:.01ms!important; transition-duration:.01ms!important; scroll-behavior:auto!important; }
}
.sr-only { position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--space-5); }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--color-primary);
  color: var(--color-text-inverse); padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm); z-index: 100;
}
.skip-link:focus { left: var(--space-4); top: var(--space-4); }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px); border-bottom: 1px solid var(--color-divider);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding-block: var(--space-3); }
.brand { display: flex; align-items: center; gap: var(--space-3); text-decoration: none; flex-shrink: 0; }
.brand-mark { flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: var(--color-text); }
.brand-sub { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-muted); }
.icon-btn {
  display: grid; place-items: center; width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 999px; border: 1px solid var(--color-border);
  color: var(--color-text-muted); background: var(--color-surface);
}
.icon-btn:hover { color: var(--color-primary); border-color: var(--color-primary); }

/* ===== Nav ===== */
.site-nav { display: flex; align-items: center; gap: var(--space-2); }
.nav-menu { display: flex; align-items: center; gap: var(--space-1); list-style: none; }
.nav-link {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 600; color: var(--color-text-muted); text-decoration: none;
}
.nav-link:hover { color: var(--color-primary); background: var(--color-primary-soft); }
.nav-link-pdf { color: var(--color-primary); border: 1px solid var(--color-border); }
.nav-link-pdf:hover { border-color: var(--color-primary); background: var(--color-primary-soft); }
.nav-link-pdf svg { flex-shrink: 0; }
.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; border-radius: var(--radius-md); border: 1px solid var(--color-border);
  background: var(--color-surface); padding: 0 9px;
}
.nav-toggle span { display: block; height: 2px; width: 100%; background: var(--color-text); border-radius: 2px; transition: transform var(--transition), opacity var(--transition); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch;
    gap: var(--space-1); padding: var(--space-3) var(--space-5) var(--space-5);
    background: var(--color-surface); border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md); transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
  }
  .nav-menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-link { padding: var(--space-3); font-size: var(--text-base); }
  .nav-link-pdf { margin-top: var(--space-2); justify-content: center; }
  .site-header .wrap { position: relative; }
}

/* ===== Hero ===== */
.hero { padding-block: clamp(var(--space-12), 8vw, var(--space-24)) var(--space-12); }
.eyebrow {
  font-size: var(--text-xs); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-accent); font-weight: 600; margin-bottom: var(--space-4);
}
.hero h1 { font-size: var(--text-2xl); max-width: 16ch; margin-bottom: var(--space-5); }
.lede { font-size: var(--text-lg); color: var(--color-text-muted); max-width: 56ch; margin-bottom: var(--space-8); }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-bottom: var(--space-6); }
.privacy-note { font-size: var(--text-sm); color: var(--color-text-faint); max-width: 60ch; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-5); border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 600; text-decoration: none;
  border: 1px solid transparent; white-space: nowrap;
}
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost { background: var(--color-surface); color: var(--color-text); border-color: var(--color-border); }
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ===== Section titles ===== */
.section-title {
  font-size: var(--text-xl); margin-bottom: var(--space-8);
  position: relative; padding-bottom: var(--space-3);
}
.section-title::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 56px; height: 3px;
  background: var(--color-pulse); border-radius: 999px;
}

/* ===== Philosophy ===== */
.philosophy { padding-block: var(--space-12); border-top: 1px solid var(--color-divider); }
.phil-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.phil-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-sm);
}
.phil-card h3 { font-size: var(--text-lg); color: var(--color-primary); margin-bottom: var(--space-1); }
.phil-card .phil-anchor { font-size: var(--text-xs); color: var(--color-accent); font-weight: 600; margin-bottom: var(--space-3); }
.phil-card p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ===== Samples ===== */
.samples { padding-block: var(--space-12); border-top: 1px solid var(--color-divider); }
.samples-intro { font-size: var(--text-base); color: var(--color-text-muted); max-width: 62ch; margin-top: calc(var(--space-8) * -0.5); margin-bottom: var(--space-8); }
.sample-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.sample-plan-card {
  display: flex; flex-direction: column; background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  padding: var(--space-6); box-shadow: var(--shadow-sm);
}
.sample-plan-card .sp-tag {
  align-self: flex-start; font-size: var(--text-xs); font-weight: 600;
  color: var(--color-accent); background: var(--color-accent-soft);
  padding: 3px var(--space-3); border-radius: 999px; margin-bottom: var(--space-4);
}
.sample-plan-card h3 { font-size: var(--text-base); color: var(--color-text); margin-bottom: var(--space-2); }
.sample-plan-card p { font-size: var(--text-sm); color: var(--color-text-muted); flex-grow: 1; margin-bottom: var(--space-5); }
.sp-actions { display: flex; gap: var(--space-2); }
.sp-actions .btn { flex: 1 1 auto; justify-content: center; }

/* ===== How ===== */
.how { padding-block: var(--space-12); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.steps li { display: flex; gap: var(--space-4); align-items: flex-start; }
.step-num {
  flex-shrink: 0; display: grid; place-items: center; width: 38px; height: 38px;
  border-radius: 999px; background: var(--color-primary-soft); color: var(--color-primary);
  font-family: var(--font-display); font-weight: 700;
}
.steps h3 { font-size: var(--text-base); margin-bottom: var(--space-1); }
.steps p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ===== Plan meta ===== */
.plan-meta { padding-block: var(--space-12); border-top: 1px solid var(--color-divider); }
.meta-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }

/* Button size variant */
.btn-sm { padding: var(--space-2) var(--space-3); font-size: var(--text-xs); }

/* ===== Fields ===== */
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field label { font-size: var(--text-sm); font-weight: 600; color: var(--color-text); }
.field .hint { font-size: var(--text-xs); color: var(--color-text-muted); font-weight: 400; line-height: 1.5; }
input[type="text"], input[type="date"], textarea {
  width: 100%; background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-3); font-size: var(--text-base);
  color: var(--color-text); resize: vertical;
}
input::placeholder, textarea::placeholder { color: var(--color-text-faint); }
input:focus, textarea:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-soft); outline: none; }
textarea { min-height: 92px; line-height: 1.55; }

/* ===== Goal cards ===== */
.goal-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); box-shadow: var(--shadow-md);
  margin-bottom: var(--space-12); overflow: hidden;
}
.goal-head {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-6) var(--space-6) var(--space-5);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  color: var(--color-text-inverse);
}
.goal-badge {
  flex-shrink: 0; display: grid; place-items: center; width: 52px; height: 52px;
  border-radius: var(--radius-lg); background: rgba(255,255,255,0.16);
  font-family: var(--font-display); font-weight: 700; font-size: 1.5rem;
}
.goal-head-text h2 { font-family: var(--font-display); font-size: var(--text-lg); color: #fff; margin-bottom: 2px; }
.goal-head-text p { font-size: var(--text-sm); color: rgba(255,255,255,0.85); }
.goal-body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-8); }

.qblock { display: flex; flex-direction: column; gap: var(--space-3); }
.qhead { display: flex; align-items: baseline; gap: var(--space-3); }
.qnum {
  flex-shrink: 0; font-family: var(--font-display); font-weight: 700;
  font-size: var(--text-sm); color: var(--color-text-inverse);
  background: var(--color-primary); width: 26px; height: 26px; border-radius: 999px;
  display: grid; place-items: center; align-self: center;
}
.qtitle { font-size: var(--text-base); font-weight: 600; color: var(--color-text); }
.qtitle .tag { font-size: var(--text-xs); font-weight: 600; color: var(--color-accent); margin-left: var(--space-2); }

/* SMART chips */
.smart-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-1); }
.chip {
  font-size: var(--text-xs); font-weight: 600; padding: 3px var(--space-2);
  border-radius: 999px; background: var(--color-accent-soft); color: var(--color-accent);
}

/* Sample disclosure */
.sample { margin-top: var(--space-1); border: 1px dashed var(--color-border); border-radius: var(--radius-md); background: var(--color-surface-offset); }
.sample summary {
  cursor: pointer; padding: var(--space-2) var(--space-3); font-size: var(--text-xs);
  font-weight: 600; color: var(--color-primary); list-style: none; display: flex; align-items: center; gap: var(--space-2);
}
.sample summary::-webkit-details-marker { display: none; }
.sample summary::before { content: "＋"; font-weight: 700; }
.sample[open] summary::before { content: "－"; }
.sample .sample-body { padding: 0 var(--space-3) var(--space-3); font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.55; }
.sample .sample-body strong { color: var(--color-text); }

/* ===== Action bar ===== */
.actions-section { padding-block: var(--space-12) var(--space-16); border-top: 1px solid var(--color-divider); }
.action-bar {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-6);
  flex-wrap: wrap; background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: var(--space-6); box-shadow: var(--shadow-sm);
}
.action-text h2 { font-size: var(--text-lg); margin-bottom: var(--space-1); }
.action-text p { font-size: var(--text-sm); color: var(--color-text-muted); max-width: 40ch; }
.action-buttons { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.autosave-note { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-3); text-align: center; }

/* ===== Footer ===== */
.site-footer { border-top: 1px solid var(--color-divider); padding-block: var(--space-10); background: var(--color-surface-offset); }
.footer-inner { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-brand { font-family: var(--font-display); font-weight: 700; font-size: var(--text-base); }
.footer-meta { font-size: var(--text-sm); color: var(--color-text-muted); max-width: 70ch; }
.footer-legal {
  display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap;
  margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid var(--color-divider);
}
.footer-copy { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }
.footer-link { font-size: var(--text-sm); font-weight: 600; color: var(--color-primary); text-decoration: none; }
.footer-link:hover { text-decoration: underline; }

/* ===== Toast ===== */
.toast {
  position: fixed; bottom: var(--space-6); left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--color-text); color: var(--color-bg); padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md); font-size: var(--text-sm); font-weight: 600;
  box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; z-index: 200; transition: opacity .25s, transform .25s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 880px) {
  .phil-grid, .steps, .sample-grid { grid-template-columns: 1fr; }
  .meta-grid { grid-template-columns: 1fr 1fr; }
  .action-bar { flex-direction: column; align-items: stretch; }
  .action-buttons { justify-content: stretch; }
  .action-buttons .btn { flex: 1 1 auto; justify-content: center; }
}
@media (max-width: 520px) {
  .meta-grid { grid-template-columns: 1fr; }
}