/* ==========================================================================
   Tonika — Design Tokens
   Extraidos de Tonika/Core/Theme/{AppColors,AppFonts,Spacing}.swift.
   ========================================================================== */
:root {
    color-scheme: light dark;

    /* claro (default, fiel ao app) */
    --bg-primary: #F1E9D8;
    --bg-secondary: #F7F1E4;

    --accent: #7D6170;
    --accent-light: #9B7B8A;
    --accent-dark: #5A1F33;
    --accent-bg: rgba(125, 97, 112, 0.16);
    --accent-bg-soft: rgba(125, 97, 112, 0.09);

    --text-primary: #2A241E;
    --text-secondary: #6B5F50;
    --text-tertiary: rgba(42, 36, 30, 0.5);

    --glass-bg: rgba(42, 36, 30, 0.04);
    --glass-bg-hover: rgba(42, 36, 30, 0.08);
    --glass-border: rgba(42, 36, 30, 0.14);
    --glass-border-light: rgba(42, 36, 30, 0.24);

    --tonal: #C05F38;
    --dominante: #A87F35;
    --subdominante: #5F7489;

    --logo-center: #5A1F33;

    --cta-bg: #5A1F33;
    --cta-txt: #F1E9D8;
    --nav-bg: rgba(241, 233, 216, 0.82);
    --dots: rgba(42, 36, 30, 0.10);
    --shadow-card: 0 20px 50px rgba(42, 36, 30, 0.08);
    --shadow-phone: 0 30px 60px rgba(42, 36, 30, 0.16);
    --spine: #7D6170;

    --font-ui: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
    --font-serif: Georgia, "Times New Roman", serif;

    --ease-selection: cubic-bezier(0.34, 1.48, 0.64, 1);
    --ease-state: cubic-bezier(0.30, 1.25, 0.57, 1);
    --ease-entrance: cubic-bezier(0.25, 1.12, 0.50, 1);
    --dur-selection: 0.35s;
    --dur-state: 0.40s;
    --dur-entrance: 0.50s;

    --z-nav: 40;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #14110E;
        --bg-secondary: #1F1B16;

        --accent: #9B7B8A;
        --accent-light: #B8929E;
        --accent-dark: #7D6170;
        --accent-bg: rgba(155, 123, 138, 0.15);
        --accent-bg-soft: rgba(155, 123, 138, 0.10);

        --text-primary: #EDE5D8;
        --text-secondary: #A89B8B;
        --text-tertiary: rgba(168, 155, 139, 0.65);

        --glass-bg: rgba(255, 245, 228, 0.05);
        --glass-bg-hover: rgba(255, 245, 228, 0.09);
        --glass-border: rgba(255, 245, 228, 0.09);
        --glass-border-light: rgba(255, 245, 228, 0.13);

        --tonal: #C97A55;
        --dominante: #C9A35F;
        --subdominante: #7E8FA0;

        --cta-bg: #9B7B8A;
        --cta-txt: #EDE5D8;
        --nav-bg: rgba(20, 17, 14, 0.72);
        --dots: rgba(237, 229, 216, 0.06);
        --shadow-card: 0 20px 50px rgba(0, 0, 0, 0.35);
        --shadow-phone: 0 30px 80px rgba(0, 0, 0, 0.5);
        --spine: #9B7B8A;
    }
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Grade de pontos fixa, igual ao mapa do app (MapCanvasView.swift) */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image: radial-gradient(circle, var(--dots) 0.7px, transparent 0.7px);
    background-size: 24px 24px;
}

a { color: var(--text-primary); text-decoration: none; }
a:hover { color: var(--accent-light); }

::selection { background: var(--accent-bg); color: var(--text-primary); }

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 2px;
}

[id] { scroll-margin-top: 72px; }

em { font-style: italic; color: var(--accent); }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}

/* ==========================================================================
   BOTOES
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 32px;
    border-radius: 980px;
    border: 1px solid transparent;
    font-family: var(--font-ui);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color var(--dur-selection) var(--ease-selection),
                border-color var(--dur-selection) var(--ease-selection);
}

.btn--primary { background: var(--cta-bg); color: var(--cta-txt); }
.btn--primary:hover { background: var(--accent); color: var(--cta-txt); }

.btn--ghost { background: transparent; border-color: var(--glass-border-light); color: var(--text-primary); }
.btn--ghost:hover { background: var(--glass-bg-hover); color: var(--text-primary); }

.btn--sm { min-height: 30px; padding: 4px 16px; font-size: 12px; }
.btn--lg { min-height: 52px; padding: 14px 36px; }

/* ==========================================================================
   NAV
   ========================================================================== */
.nav {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: var(--z-nav);
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--dur-state) ease;
}

.nav.is-scrolled { border-bottom-color: var(--glass-border); }

.nav__inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.nav-brand { display: flex; align-items: center; gap: 8px; }
.nav-brand svg { width: 22px; height: 22px; flex-shrink: 0; }

.wordmark { font-family: var(--font-serif); font-style: italic; font-weight: 700; font-size: 18px; }

.nav-links { display: flex; gap: 28px; }

.nav-link { font-size: 12px; color: var(--text-secondary); }
.nav-link:hover { color: var(--text-primary); }

@media (max-width: 760px) {
    .nav-links { display: none; }
}

/* ==========================================================================
   HERO — estatico, com o seletor de tom interativo
   ========================================================================== */
.hero {
    position: relative;
    z-index: 1;
    padding: clamp(120px, 18vh, 176px) 24px 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: 20px;
}

.hero h1 {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(40px, 8.5vw, 108px);
    line-height: 1.02;
    letter-spacing: -0.02em;
    max-width: 14ch;
}

.hero-sub {
    font-size: clamp(17px, 1.8vw, 21px);
    line-height: 1.5;
    color: var(--text-secondary);
    max-width: 46ch;
    margin-top: 28px;
}

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-top: 36px; }

.hero-note { margin-top: 20px; font-size: 13px; color: var(--text-tertiary); }

/* --- Seletor de tom --- */
.key-picker { margin-top: 48px; width: 100%; max-width: 640px; }

.key-picker__chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }

.key-chip {
    min-width: 52px;
    min-height: 52px;
    padding: 0 8px;
    border-radius: 50%;
    border: 1.5px solid var(--glass-border-light);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 18px;
    cursor: pointer;
    transition: border-color var(--dur-selection) var(--ease-selection),
                background-color var(--dur-selection) var(--ease-selection),
                transform var(--dur-selection) var(--ease-selection);
}

.key-chip:hover { border-color: var(--accent); }

.key-chip.is-active {
    background: var(--cta-bg);
    border-color: var(--cta-bg);
    color: var(--cta-txt);
    transform: scale(1.08);
}

.key-field {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: 24px;
    min-height: 46px;
}

.key-field__chord {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 8px 14px;
    border-radius: 14px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--chord-color, var(--accent));
    opacity: 0;
    transform: scale(0.8);
    animation: chord-pop 0.4s var(--ease-selection) forwards;
    animation-delay: var(--chord-delay, 0s);
}

.key-field__chord .sym { font-family: var(--font-serif); font-style: italic; font-size: 15px; color: var(--text-primary); }
.key-field__chord .roman { font-size: 9px; font-weight: 600; letter-spacing: 0.6px; color: var(--chord-color, var(--accent)); }

@keyframes chord-pop {
    to { opacity: 1; transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    .key-field__chord { animation-duration: 0.01ms; }
}

/* ==========================================================================
   MOCKUP DE TELEFONE
   ========================================================================== */
.phone {
    width: min(320px, 74vw);
    aspect-ratio: 9 / 19;
    border-radius: 46px;
    border: 1.5px solid var(--glass-border-light);
    background: var(--bg-secondary);
    padding: 10px;
    box-shadow: var(--shadow-phone);
}

.phone--sm { width: min(280px, 76vw); aspect-ratio: 9 / 18; border-radius: 38px; padding: 8px; box-shadow: var(--shadow-phone); }
.phone--tall { width: min(300px, 78vw); aspect-ratio: 9 / 19; border-radius: 42px; padding: 9px; box-shadow: var(--shadow-phone); }
.phone--pdf { width: min(320px, 82vw); aspect-ratio: 9 / 18.5; border-radius: 42px; padding: 9px; box-shadow: var(--shadow-phone); }
.phone--ipad { width: min(560px, 88vw); aspect-ratio: 3 / 4; border-radius: 26px; padding: 16px; box-shadow: var(--shadow-phone); }

.phone__screen {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 37px;
    background: var(--bg-primary);
    overflow: hidden;
}

.phone--sm .phone__screen { border-radius: 31px; }
.phone--tall .phone__screen,
.phone--pdf .phone__screen { border-radius: 34px; }
.phone--ipad .phone__screen { border-radius: 14px; }

.phone__notch {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 86px;
    height: 22px;
    border-radius: 980px;
    background: #000;
    z-index: 20;
    pointer-events: none;
}

/* ==========================================================================
   SECOES GENERICAS
   ========================================================================== */
.section { position: relative; z-index: 1; padding: 12vh 24px 16vh; }
.section--tight { padding: 10vh 24px 18vh; overflow: hidden; }

.section__inner { max-width: 1140px; margin: 0 auto; }

.eyebrow { font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--text-tertiary); text-align: center; margin-bottom: 16px; }

.section h2 {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(34px, 4.6vw, 56px);
    line-height: 1.08;
    letter-spacing: -0.015em;
    text-align: center;
    margin-bottom: 12px;
}

.section-lead { font-size: 15px; color: var(--text-secondary); text-align: center; max-width: 46ch; margin: 0 auto 64px; }

/* ==========================================================================
   PARA QUEM
   ========================================================================== */
.who {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    border-top: 1px solid var(--glass-border);
    padding-top: 40px;
}

.who h3 { font-size: 14px; font-weight: 600; color: var(--accent); margin-bottom: 4px; }
.who p { font-size: 14px; line-height: 1.55; color: var(--text-secondary); }

/* ==========================================================================
   PRECOS
   ========================================================================== */
.plans {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 1020px;
    margin: 0 auto;
    align-items: stretch;
}

.plan {
    position: relative;
    display: flex;
    flex-direction: column;
    border-radius: 28px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    padding: 32px 28px;
}

.plan--featured {
    border-color: var(--accent);
    background: var(--accent-bg-soft);
}

.plan__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 14px;
    border-radius: 980px;
    background: var(--cta-bg);
    color: var(--cta-txt);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    white-space: nowrap;
}

.plan__name { font-size: 14px; font-weight: 700; letter-spacing: 1.4px; text-transform: uppercase; color: var(--text-secondary); }
.plan--featured .plan__name { color: var(--accent-light); }

.plan__price {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(30px, 3.2vw, 38px);
    line-height: 1.1;
    margin-top: 10px;
}

.plan__price span { font-family: var(--font-ui); font-style: normal; font-size: 14px; color: var(--text-secondary); }

.plan__period { font-size: 12px; color: var(--text-tertiary); margin-top: 4px; }

.plan__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 24px 0 28px;
    flex: 1;
}

.plan__list li {
    position: relative;
    padding-left: 24px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-tertiary);
}

.plan__list li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--text-tertiary);
}

.plan__list li[data-ok] { color: var(--text-secondary); }
.plan--featured .plan__list li[data-ok] { color: var(--text-primary); }

.plan__list li[data-ok]::before { content: '✓'; color: var(--accent); font-weight: 700; }

.plan__cta { width: 100%; }

@media (max-width: 900px) {
    .plans { grid-template-columns: 1fr; max-width: 420px; }
    .plan--featured { order: -1; }
}

/* ==========================================================================
   WAITLIST
   ========================================================================== */
.waitlist { position: relative; z-index: 1; max-width: 520px; margin: 0 auto; }

.waitlist__row { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }

.waitlist__input {
    flex: 1;
    min-width: 240px;
    min-height: 52px;
    padding: 12px 22px;
    border-radius: 980px;
    border: 1.5px solid var(--glass-border-light);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 16px;
    transition: border-color var(--dur-selection) var(--ease-selection);
}

.waitlist__input::placeholder { color: var(--text-tertiary); }
.waitlist__input:focus { outline: none; border-color: var(--accent); }
.waitlist.is-error .waitlist__input { border-color: var(--tonal); }

.waitlist .waitlist__msg { min-height: 22px; margin: 14px auto 0; font-size: 14px; color: var(--text-secondary); }
.waitlist.is-done .waitlist__msg { color: var(--accent); }
.waitlist.is-error .waitlist__msg { color: var(--tonal); }
.waitlist__msg a { color: var(--accent-light); text-decoration: underline; }

.waitlist .waitlist__note { margin: 4px auto 0; font-size: 12px; color: var(--text-tertiary); }
.waitlist .waitlist__note a { color: var(--accent-light); text-decoration: underline; }

.waitlist.is-done .waitlist__row,
.waitlist.is-done .waitlist__note { display: none; }

.waitlist button[disabled] { opacity: 0.6; cursor: default; }

/* ==========================================================================
   CTA
   ========================================================================== */
.cta { position: relative; text-align: center; padding: 20vh 24px; overflow: hidden; }
.cta h2 { position: relative; z-index: 1; font-size: clamp(44px, 7vw, 96px); line-height: 1.04; letter-spacing: -0.02em; max-width: 14ch; margin: 0 auto; }
.cta p { position: relative; z-index: 1; font-size: 18px; color: var(--text-secondary); margin: 28px auto 40px; max-width: 42ch; }
.cta__actions { position: relative; z-index: 1; display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.cta > .eyebrow { position: relative; z-index: 1; }

.cta__disc {
    position: absolute;
    left: 50%;
    top: 50%;
    width: min(720px, 90vw);
    aspect-ratio: 1;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    z-index: 0;
}

.cta__disc::before {
    content: '';
    position: absolute;
    inset: 14%;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer { position: relative; z-index: 1; border-top: 1px solid var(--glass-border); padding: 40px 24px; }

.footer__inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.footer__brand { font-family: var(--font-serif); font-style: italic; font-weight: 700; font-size: 17px; }
.footer__links { display: flex; gap: 24px; font-size: 13px; }
.footer__links a { color: var(--text-secondary); }
.footer__links a:hover { color: var(--text-primary); }
.footer__copy { font-size: 12px; color: var(--text-tertiary); }

/* ==========================================================================
   REVEAL — fade + rise on scroll (IntersectionObserver)
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity var(--dur-entrance) var(--ease-entrance),
                transform var(--dur-entrance) var(--ease-entrance);
}

.reveal.is-visible { opacity: 1; transform: none; }

.reveal[data-delay="1"] { transition-delay: 80ms; }
.reveal[data-delay="2"] { transition-delay: 160ms; }
.reveal[data-delay="3"] { transition-delay: 240ms; }

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ==========================================================================
   ESPINHA — path unico atras do conteudo, ligando os discos
   ========================================================================== */
.spine-svg {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ==========================================================================
   NOS DA JORNADA
   ========================================================================== */
.node-sec {
    position: relative;
    z-index: 1;
    max-width: 1080px;
    margin: 0 auto;
    padding: 12vh 24px;
}

.node-head { display: flex; align-items: center; gap: 18px; margin-bottom: 32px; }
.node-sec--flip .node-head { flex-direction: row-reverse; text-align: right; }

.node-disc {
    flex-shrink: 0;
    width: 76px; height: 76px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--node-color, var(--tonal));
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    box-shadow: var(--shadow-card);
    opacity: 0;
    transform: scale(0.8);
    transition: opacity var(--dur-state) var(--ease-state), transform var(--dur-state) var(--ease-state);
}
.node-disc.is-on { opacity: 1; transform: scale(1); }

.node-disc .sym { font-family: var(--font-serif); font-style: italic; font-size: 26px; line-height: 1; color: var(--text-primary); }
.node-disc .fn { font-size: 9px; font-weight: 700; letter-spacing: 1px; color: var(--node-color, var(--tonal)); text-transform: uppercase; margin-top: 3px; }

.node-head h2 {
    font-family: var(--font-serif); font-style: italic; font-weight: 400;
    font-size: clamp(30px, 4vw, 46px);
    letter-spacing: -0.015em; line-height: 1.1;
    text-align: inherit; margin: 0;
}
.node-head .kicker {
    display: block;
    font-family: var(--font-ui); font-style: normal;
    font-size: 11px; font-weight: 700; letter-spacing: 1.6px; text-transform: uppercase;
    color: var(--node-color, var(--tonal));
    margin-bottom: 6px;
}

.node-body { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin-bottom: 40px; }
.node-copy p { font-size: 17px; line-height: 1.7; color: var(--text-secondary); max-width: 44ch; }
.node-body .phone { justify-self: center; }

/* o iPad do no Guardar precisa de mais coluna que o 1fr/1fr padrao dos telefones */
@media (min-width: 821px) {
    #guardar .node-body { grid-template-columns: 1.35fr 1fr; }
}

/* ==========================================================================
   LEQUES — folhas de features abrindo do no
   ========================================================================== */
.fan { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }

.leaf {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-top: 3px solid var(--leaf, var(--accent));
    border-radius: 18px;
    padding: 22px;
    opacity: 0;
    transform: translateY(14px);
    transition: opacity var(--dur-entrance) var(--ease-entrance), transform var(--dur-entrance) var(--ease-entrance);
    transition-delay: calc(var(--i, 0) * 70ms);
}
.fan.is-open .leaf { opacity: 1; transform: none; }

.leaf h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; color: var(--text-primary); }
.leaf p { font-size: 13.5px; line-height: 1.6; color: var(--text-secondary); }

/* vinhetas estaticas dentro das folhas */
.vig { display: flex; flex-direction: column; gap: 6px; margin-top: 14px; padding: 12px; border-radius: 12px; background: var(--glass-bg); border: 1px solid var(--glass-border); }
.vig--catalogo { flex-direction: row; flex-wrap: wrap; }
.vig-chord { font-family: var(--font-serif); font-style: italic; font-size: 20px; color: var(--text-primary); }
.vig-row { display: flex; gap: 8px; font-size: 11px; color: var(--text-secondary); }
.vig-row em { font-style: normal; font-weight: 700; letter-spacing: 0.6px; text-transform: uppercase; font-size: 9px; color: var(--text-tertiary); min-width: 52px; padding-top: 1px; }
.vig-pill { padding: 3px 10px; border-radius: 980px; border: 1px solid var(--glass-border-light); font-size: 11px; color: var(--text-secondary); }
.vig-card { display: flex; flex-direction: column; gap: 1px; padding: 8px 10px; border-radius: 10px; background: var(--bg-primary); border: 1px solid var(--glass-border); }
.vig-card em { font-family: var(--font-serif); font-style: italic; font-size: 13px; color: var(--text-primary); }
.vig-card span { font-size: 10.5px; color: var(--text-tertiary); }

/* cadencia final */
.node-disc--final { margin: 0 auto 24px; position: relative; z-index: 1; }

@media (max-width: 820px) {
    .node-sec { padding: 9vh 20px; }
    .node-head, .node-sec--flip .node-head { flex-direction: row; text-align: left; gap: 14px; }
    .node-disc { width: 56px; height: 56px; }
    .node-disc .sym { font-size: 20px; }
    .node-body { grid-template-columns: 1fr; gap: 28px; }
    .node-sec--flip .node-body .phone { order: 2; }
}

@media (prefers-reduced-motion: reduce) {
    .node-disc { opacity: 1 !important; transform: none !important; transition: none !important; }
    .leaf { opacity: 1 !important; transform: none !important; transition: none !important; }
}