/* ============================================================
   DedicaQR — Hoja de estilos base (Sprint 1)
   Mobile-first. Sin dependencias externas excepto Google Fonts.
   ============================================================ */

:root {
    --c-primary: #C9184A;
    --c-primary-dark: #A41339;
    --c-pink: #FFB3C1;
    --c-gold: #D4A24C;
    --c-bg: #FFF8F5;
    --c-bg-card: #FFFFFF;
    --c-text: #1F2937;
    --c-text-soft: #6B7280;
    --c-border: #F1E6E0;
    --c-success: #2E7D5B;
    --c-error: #D32F2F;
    --c-warning: #E69F00;

    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 18px;

    --shadow-sm: 0 2px 8px rgba(201, 24, 74, 0.06);
    --shadow: 0 6px 24px rgba(201, 24, 74, 0.10);
    --shadow-lg: 0 12px 40px rgba(201, 24, 74, 0.15);

    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Nunito', system-ui, -apple-system, sans-serif;

    --container-w: 1180px;
}

* { box-sizing: border-box; }

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

body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--c-bg);
    color: var(--c-text);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--c-primary-dark); }

h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 700; line-height: 1.2; margin: 0 0 .5em; color: var(--c-text); }

.dq-container {
    width: 100%;
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 20px;
}
.dq-container--narrow { max-width: 520px; }

.dq-main { flex: 1; }

/* ============================================================
   HEADER
   ============================================================ */
.dq-header {
    background: rgba(255, 248, 245, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--c-border);
}
.dq-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    gap: 16px;
}
.dq-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--c-text);
    text-decoration: none;
}
.dq-logo__icon { font-size: 28px; line-height: 1; }
.dq-logo__text { display: flex; flex-direction: column; line-height: 1.15; }
.dq-logo__text strong { font-family: var(--font-serif); font-size: 22px; color: var(--c-primary); }
.dq-logo__text em { font-style: normal; font-size: 11px; color: var(--c-text-soft); letter-spacing: .3px; }

.dq-nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}
.dq-nav-toggle span {
    display: block;
    height: 2px;
    background: var(--c-text);
    border-radius: 2px;
    margin: 0 auto;
    width: 18px;
    transition: all .2s ease;
}

.dq-nav {
    display: none;
    flex-direction: column;
    gap: 18px;
    width: 100%;
    margin-top: 12px;
}
.dq-nav.is-open { display: flex; }
.dq-nav__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.dq-nav__list a {
    display: block;
    padding: 10px 12px;
    color: var(--c-text);
    border-radius: var(--radius-sm);
    font-weight: 500;
}
.dq-nav__list a:hover { background: rgba(201, 24, 74, .06); color: var(--c-primary); }

.dq-nav__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding-top: 8px;
    border-top: 1px solid var(--c-border);
}

@media (min-width: 900px) {
    .dq-nav-toggle { display: none; }
    .dq-nav {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 24px;
        width: auto;
        margin: 0;
    }
    .dq-nav__list { flex-direction: row; gap: 4px; }
    .dq-nav__actions { padding-top: 0; border: none; }
}

/* ============================================================
   LANG SWITCHER
   ============================================================ */
.dq-lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--c-text-soft);
}
.dq-lang-switcher__btn {
    padding: 4px 8px;
    border-radius: 6px;
    color: var(--c-text-soft);
    transition: all .15s ease;
}
.dq-lang-switcher__btn:hover { background: rgba(201, 24, 74, .08); color: var(--c-primary); }
.dq-lang-switcher__btn.is-active { background: var(--c-primary); color: #fff; }
.dq-lang-switcher__btn.is-active:hover { color: #fff; }

/* ============================================================
   BUTTONS
   ============================================================ */
.dq-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 14px;
    border-radius: 10px;
    border: 1.5px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
    white-space: nowrap;
}
.dq-btn--primary {
    background: linear-gradient(135deg, var(--c-primary), #E73C68);
    color: #fff;
    box-shadow: 0 4px 14px rgba(201, 24, 74, .25);
}
.dq-btn--primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(201, 24, 74, .35); color: #fff; }
.dq-btn--ghost { background: transparent; color: var(--c-primary); border-color: var(--c-primary); }
.dq-btn--ghost:hover { background: rgba(201, 24, 74, .06); color: var(--c-primary); }
.dq-btn--link { background: transparent; color: var(--c-text-soft); padding: 6px 8px; }
.dq-btn--link:hover { color: var(--c-primary); }
.dq-btn--block { width: 100%; }
.dq-btn--large { padding: 14px 28px; font-size: 15px; border-radius: 12px; }

.dq-inline-form { display: inline; margin: 0; padding: 0; }

/* ============================================================
   HERO
   ============================================================ */
.dq-hero {
    padding: 56px 0 64px;
    background: linear-gradient(180deg, #FFF8F5 0%, #FFEDE7 100%);
    overflow: hidden;
}
.dq-hero .dq-container {
    display: grid;
    gap: 40px;
}
.dq-eyebrow {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(201, 24, 74, .08);
    color: var(--c-primary);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 18px;
}
.dq-hero__title {
    font-size: clamp(30px, 5vw, 48px);
    margin: 0 0 18px;
    color: var(--c-text);
}
.dq-hero__subtitle {
    font-size: 17px;
    color: var(--c-text-soft);
    margin: 0 0 28px;
    max-width: 540px;
}
.dq-hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; }

.dq-hero__visual { display: flex; align-items: center; justify-content: center; }
.dq-hero__card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    max-width: 320px;
    border: 1px solid var(--c-border);
    transform: rotate(-2deg);
    position: relative;
}
.dq-hero__qr {
    width: 140px;
    height: 140px;
    margin: 0 auto 18px;
    background: #fff;
    border: 2px solid var(--c-text);
    border-radius: 12px;
    padding: 8px;
    position: relative;
}
.dq-qr-mockup {
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(90deg, #000 50%, transparent 50%),
        linear-gradient(0deg, #000 50%, transparent 50%);
    background-size: 12px 12px, 12px 12px;
    opacity: .85;
    border-radius: 4px;
}
.dq-hero__card-text {
    font-family: var(--font-serif);
    font-size: 18px;
    color: var(--c-text);
    font-style: italic;
    margin: 0 0 8px;
}
.dq-hero__card-from { font-size: 13px; color: var(--c-text-soft); margin: 0; }

@media (min-width: 900px) {
    .dq-hero { padding: 80px 0 100px; }
    .dq-hero .dq-container { grid-template-columns: 1.2fr 1fr; align-items: center; }
}

/* ============================================================
   SECCIONES
   ============================================================ */
.dq-section__title {
    text-align: center;
    font-size: clamp(26px, 4vw, 36px);
    margin: 0 0 40px;
}

.dq-how, .dq-uses, .dq-why { padding: 64px 0; }
.dq-how { background: #fff; }

.dq-how__steps {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
}
.dq-step {
    background: var(--c-bg);
    border-radius: var(--radius);
    padding: 28px 24px;
    text-align: center;
    border: 1px solid var(--c-border);
}
.dq-step__num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--c-primary);
    color: #fff;
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 14px;
    font-family: var(--font-serif);
}
.dq-step h3 { font-size: 20px; margin: 0 0 8px; }
.dq-step p { color: var(--c-text-soft); margin: 0; }

@media (min-width: 768px) {
    .dq-how__steps { grid-template-columns: repeat(3, 1fr); }
}

.dq-uses__grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(2, 1fr);
}
.dq-use {
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 22px 16px;
    text-align: center;
    font-weight: 600;
    transition: all .2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 28px;
}
.dq-use span { font-size: 14px; color: var(--c-text); font-weight: 600; }
.dq-use:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--c-primary); }

@media (min-width: 768px) {
    .dq-uses__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
    .dq-uses__grid { grid-template-columns: repeat(6, 1fr); }
}

.dq-why { background: #fff; }
.dq-why__grid {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
}
.dq-feature {
    text-align: center;
    padding: 24px;
}
.dq-feature__icon {
    font-size: 44px;
    margin-bottom: 14px;
}
.dq-feature h3 { font-size: 20px; margin: 0 0 8px; }
.dq-feature p { color: var(--c-text-soft); margin: 0; }

@media (min-width: 768px) {
    .dq-why__grid { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.dq-cta { padding: 64px 0; }
.dq-cta__box {
    background: linear-gradient(135deg, var(--c-primary), #E73C68);
    color: #fff;
    border-radius: var(--radius-lg);
    padding: 48px 28px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}
.dq-cta__box h2 { color: #fff; margin: 0 0 12px; font-size: clamp(24px, 4vw, 32px); }
.dq-cta__box p { color: rgba(255, 255, 255, .92); margin: 0 0 24px; font-size: 16px; }
.dq-cta__box .dq-btn--primary {
    background: #fff;
    color: var(--c-primary);
    box-shadow: 0 4px 14px rgba(0, 0, 0, .15);
}
.dq-cta__box .dq-btn--primary:hover { background: var(--c-bg); }

/* ============================================================
   AUTH (login, register, forgot, reset)
   ============================================================ */
.dq-auth { padding: 48px 0; }
.dq-auth__card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--c-border);
}
.dq-auth__header { text-align: center; margin-bottom: 24px; }
.dq-auth__header h1 { font-size: 26px; margin: 0 0 6px; color: var(--c-primary); }
.dq-auth__header p { margin: 0; color: var(--c-text-soft); font-size: 14px; }

.dq-form { display: flex; flex-direction: column; gap: 16px; }
.dq-field { display: flex; flex-direction: column; gap: 6px; }
.dq-field label { font-size: 13px; font-weight: 600; color: var(--c-text); }
.dq-field input[type="email"],
.dq-field input[type="password"],
.dq-field input[type="text"] {
    padding: 12px 14px;
    border: 1.5px solid var(--c-border);
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    background: #fff;
    color: var(--c-text);
    transition: border-color .15s ease, box-shadow .15s ease;
}
.dq-field input:focus {
    outline: none;
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px rgba(201, 24, 74, .12);
}
.dq-field input[disabled] { background: #FAF5F2; color: var(--c-text-soft); }
.dq-field.has-error input { border-color: var(--c-error); }
.dq-field__error { color: var(--c-error); font-size: 12px; margin-top: 2px; }

.dq-field--checkbox { flex-direction: row; align-items: flex-start; }
.dq-checkbox { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; font-size: 13px; line-height: 1.5; color: var(--c-text-soft); }
.dq-checkbox input { margin-top: 2px; cursor: pointer; }

.dq-form__row { display: flex; justify-content: flex-end; margin-top: -6px; }
.dq-form__footer { text-align: center; margin: 18px 0 0; font-size: 14px; color: var(--c-text-soft); }
.dq-link { color: var(--c-primary); font-weight: 500; }
.dq-link--strong { font-weight: 700; }

/* ============================================================
   TOASTS
   ============================================================ */
.dq-toast {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    max-width: calc(100% - 32px);
    background: #fff;
    border-radius: 12px;
    padding: 14px 20px;
    box-shadow: var(--shadow-lg);
    font-size: 14px;
    font-weight: 500;
    z-index: 200;
    animation: dqToast .3s ease, dqToastOut .4s ease 4.5s forwards;
    border-left: 4px solid var(--c-primary);
}
.dq-toast--success { border-left-color: var(--c-success); color: var(--c-success); }
.dq-toast--error { border-left-color: var(--c-error); color: var(--c-error); }
@keyframes dqToast {
    from { opacity: 0; transform: translateX(-50%) translateY(-12px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
@keyframes dqToastOut {
    to { opacity: 0; transform: translateX(-50%) translateY(-12px); }
}

/* ============================================================
   ERRORES
   ============================================================ */
.dq-error { padding: 80px 0; }
.dq-error__box {
    text-align: center;
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 48px 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--c-border);
}
.dq-error__icon { font-size: 56px; margin-bottom: 18px; }
.dq-error__box h1 { font-size: 60px; color: var(--c-primary); margin: 0; line-height: 1; font-family: var(--font-serif); }
.dq-error__box h2 { font-size: 22px; margin: 14px 0 10px; }
.dq-error__box p { color: var(--c-text-soft); margin: 0 0 24px; }

/* ============================================================
   FOOTER
   ============================================================ */
.dq-footer {
    background: #1F2937;
    color: #D1D5DB;
    padding: 48px 0 24px;
    margin-top: auto;
}
.dq-footer__grid {
    display: grid;
    gap: 32px;
    grid-template-columns: 1fr;
    margin-bottom: 32px;
}
.dq-footer .dq-logo__text strong { color: #fff; }
.dq-footer .dq-logo__text em { color: #9CA3AF; }
.dq-footer__tagline { font-size: 14px; color: #9CA3AF; margin: 14px 0 0; max-width: 360px; }
.dq-footer__col h4 { color: #fff; font-family: var(--font-sans); font-size: 14px; text-transform: uppercase; letter-spacing: .5px; margin: 0 0 14px; }
.dq-footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.dq-footer__col a { color: #D1D5DB; font-size: 14px; }
.dq-footer__col a:hover { color: var(--c-pink); }
.dq-footer__bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: center;
    font-size: 13px;
    color: #9CA3AF;
}
.dq-footer__heart { color: var(--c-pink); }

@media (min-width: 768px) {
    .dq-footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
    .dq-footer__bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}