/* =========================================================
   Bruxvision — style.css (clean, minimal, mobile‑first)
   Palette: violet #9469FF, lavender #EFE8FF, white
   Typography: Poppins
   ======================================================= */
:root {
    --violet: #9469FF;
    --violet-600: #7F5BFF;
    --violet-200: #EDE7FF;
    --lavender: #EFE8FF;
    --ink: #17151c;
    --muted: #5E5A6A;
    --bg: #ffffff;
    --radius-lg: 28px;
    --radius-md: 20px;
    --shadow-lg: 0 24px 60px rgba(20, 10, 60, .14);
    --shadow-md: 0 12px 26px rgba(20, 10, 60, .10);
    --border: 1px solid #E7E4F5;
}

html {
    scroll-behavior: smooth
}

* {
    box-sizing: border-box
}

body {
    margin: 0;
    font-size: 0.95rem;
    font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
    letter-spacing: 0.5px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block
}

.container {
    margin-inline: auto;
    padding: 0 10%;
}


/* Headings */
h1, h2, h3 {
    line-height: 1.15;
    margin: 0 0 .75rem;
}

h1 {
    font-size: clamp(3rem, 6vw, 3.6rem);
    font-weight: 500;
    letter-spacing: 0em;
    line-height: 1.10;
}

h2.section-title {
    font-size: clamp(1.7rem, 3.2vw, 4rem);
    font-weight: 500;
    margin: 0 0 2rem
}

h3 {
    font-size: clamp(1.5rem, 1vw, 1rem);
    font-weight: 600;
}

.muted {
    color: var(--muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    margin-top: 1rem;
    align-items: center;
    gap: .6rem;
    padding: .9rem 1.5rem;
    border-radius: 999px;
    border: 0;
    background: linear-gradient(135deg, var(--violet-600) 0%, #B39CFF 100%);
    color: #fff;
    font-weight: 400;
    text-decoration: none;
    box-shadow: var(--shadow-md);
    transition: transform .2s ease, filter .2s ease;
}

.cta a {
    float: left;
}

.cta .btn-bruxless {
    margin-left: 1rem;
}

.btn:hover {
    transform: translateY(-1px);
    filter: saturate(108%);
}

.btn:focus-visible {
    outline: 3px solid var(--violet-200);
}

.google_btn {
    margin-left: 1rem;
    opacity: 0.5;
}


/* App Store pill */
.store-btn {
    padding: .6rem 1.5rem;
    min-height: 60px;
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    line-height: 1.2;
    background: #121212;
    color: #fff;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 400;
}

.store-btn img {
    width: 30px;
    height: 30px;
}

.store-btn:focus-visible {
    outline: 3px solid var(--violet-200);
}

.store-btn:hover {
    transform: translateY(-1px);
    filter: saturate(108%);
}

.btn-bruxless {
    background: transparent;
    color: #121212;
    border: #121212 2px solid;
}

.btn-bruxless img {
    color: #121212;
}

/* Sections */
section {
    padding: 64px 0;
}

/* HERO */
.hero .container {
    max-width: var(--container);
    margin-inline: auto;
    padding: 0 5%;
}

.hero {
    padding: 28px 0 24px;
    background: linear-gradient(180deg, #F6F3FF 0%, #fff 100%);
}

.hero-card {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #F4F0FF 0%, #DFD2FF 100%);
    border-radius: var(--radius-lg);
    padding: 26px;
    border: var(--border);
}

/* How */
.how .container {
    text-align: center;
}

.how h2.section-title {
    margin: 0 0 5rem;
}

/* duo-phone */
.duo-phone {
}

.scribble {
    position: absolute;
    right: 5%;
    top: 10%;
    width: min(42%, 480px);
    opacity: .45;
    pointer-events: none
}

.hero-grid {
    display: grid;
    align-items: center
}

.hero h1 {
    color: #1b1633
}

.hero .lead {
    color: #3e3853;
    max-width: 56ch;
    margin: 0 0 2rem
}


/* Split (image/texte) */
span.pill {
    color: #AE8CFF;
    text-transform: uppercase;
    font-size: 0.8rem;
}

.split {
    display: grid;
    gap: 26px;
    align-items: center
}

.illu {
    position: relative
}

.ring {
    position: absolute;
    inset: auto auto -12% -12%;
    width: 140%;
    max-width: 720px;
    opacity: .18
}

.muted .check {
    display: inline;
    margin-right: 10px;
    align-items: center;
}

.steps-grid {
    display: grid;
}

/* Steps */
.how {
    background: #F7F5FE
}

.step_text {
    padding: 1rem 1.5rem;
}

.step img {
    display: inline-block;
}


/* CTA banner */
.cta-banner {
    display: grid;
    background: #2A2A2A;
    color: #FFFFFF;
    border: 1px solid #E2DFE8;
    border-radius: 22px;
    padding: 0 0 0 3.2rem;
    box-shadow: var(--shadow-md);
    transform-origin: 50% 50%;
}

.cta-banner .store-btn {
    background: #fff;
    color: #121212;
}

.cta-banner img {
    border-radius: 22px;
}

/* Responsive layout */
@media (min-width: 960px) {
    .hero-card {
        padding: 3% 6% 0% 4%;
    }

    .hero-grid {
        grid-template-columns:.95fr 1.05fr;
    }

    .cta-banner {
        grid-template-columns: .85fr 1.25fr !important;
    }

    .split {
        grid-template-columns:1.25fr .85fr;
    }

    .duo-phone {
        grid-template-columns: .85fr 1.25fr !important;
    }

    .steps-grid {
        grid-template-columns:repeat(3, 1fr);
    }
}


/* Optional: mobile App Store banner */
.app-banner {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    display: flex;
    gap: 12px;
    align-items: center;
    background: #ffffff;
    border: 1px solid #EAE7FF;
    box-shadow: 0 10px 30px rgba(19, 7, 63, .12);
    border-radius: 16px;
    padding: 10px 12px;
    z-index: 80
}

.app-banner .btn-store {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: #121212;
    color: #fff;
    border-radius: 12px;
    padding: .55rem .8rem;
    text-decoration: none;
    font-weight: 600
}


@media (min-width: 960px) {
    .app-banner {
        display: none
    }
}


@media (max-width: 426px) {
    .reveal.in {
        margin: 0px;
    }

    .steps-grid img {
        display: none;
    }

    .hero h1 {
        margin: 2.5rem 0;
    }

    h1 {
        font-size: clamp(2.4rem, 6vw, 3.8rem);
    }

    .btn_bruxless {
        margin: 2.7rem 0;
    }

    .cta .btn-bruxless {
        margin: 1rem 0 0 0;
    }

    .hero-card .logo {
        width: 60%;
    }

    .cta-banner {
        padding: 2rem 0 0 2rem;
    }

    .store-btn {
        font-size: 0.8rem;
        width: auto
    }

    .google_btn {
        margin-left: 0;
        margin-top: 1rem;
    }
}

@media (min-width: 769px) and (max-width: 1025px) {
    .cta .btn-bruxless {
        margin: 1rem 0 0 0;
    }

    .google_btn {
        margin: 1rem 0 0 0;
    }
}


/* Footer */
footer {
    padding: 40px 0;
    border-top: 1px solid #EEE;
    background: #fff
}

/* Video mockup */
.phone-mockup {
    position: relative;
    margin: 0 auto;
    animation: glow-pulse 8s ease-in-out infinite;
    border-radius: 28px;
    overflow: hidden;
}

.phone-tilt {
    animation: float-y 6s ease-in-out infinite;
    will-change: transform;
}

.phone-video {
    width: 100%;
    height: auto;
    object-fit: cover;
    background: #fff
}

/* Reveal animations (respect reduced‑motion) */
.reveal {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .6s ease, transform .6s ease;
}

.reveal.in {
    opacity: 1;
    transform: none;
}

.reveal span.pill {
}

@media (prefers-reduced-motion: reduce) {
    .reveal, .btn {
        transition: none
    }
}


/* ===== Enhancements (gradient in .hero-card, shimmer, float, parallax, sequential reveal) ===== */

/* Keyframes */
@keyframes gradient-move {
    0% {
        background-position: 0% 50%
    }
    50% {
        background-position: 100% 50%
    }
    100% {
        background-position: 0% 50%
    }
}

@keyframes float-y {
    from {
        transform: translateY(0)
    }
    50% {
        transform: translateY(-8px)
    }
    to {
        transform: translateY(0)
    }
}


/* Constrain and animate gradient INSIDE the hero card */
.hero-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: var(--border);
    isolation: isolate;
    background: #F4F0FF; /* base fallback */
}

.hero-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    border-radius: inherit;
    background: linear-gradient(135deg, #F4F0FF, #DFD2FF, #F4F0FF);
    background-size: 200% 200%;
    animation: gradient-move 16s ease-in-out infinite;
    will-change: transform;
}

.hero-card > * {
    position: relative;
    z-index: 1;
}


/* Buttons: shimmer on hover */
.btn, .store-btn {
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
    font-size: 0.9rem;
    transition: transform .25s ease, filter .25s ease;
}

.btn::after, .store-btn::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(120deg, rgba(255, 255, 255, 0) 30%, rgba(255, 255, 255, .35) 50%, rgba(255, 255, 255, 0) 70%);
    transform: translateX(-120%);
}

.btn:hover::after, .store-btn:hover::after {
    transform: translateX(120%);
    transition: transform .8s ease;
}

.btn:hover, .store-btn:hover {
    transform: translateY(-2px) scale(1.01);
}

/* Steps: gentle zoom on image hover (desktop only) */
@media (hover: hover) {
    .steps-grid .step img {
        transition: transform .5s cubic-bezier(.2, .8, .2, 1);
    }

    .steps-grid .step:hover img {
        transform: scale(1.03)
    }
}

/* CTA banner: small scale-in when revealed */
.reveal.in.cta-banner {
    animation: ctab-enter .6s cubic-bezier(.2, .8, .2, 1) both
}

@keyframes ctab-enter {
    from {
        transform: scale(.985)
    }
    to {
        transform: scale(1)
    }
}

/* Reveal stagger support (used globally and for steps) */
.reveal {
    transition-delay: var(--stagger, 0s);
}


/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    .phone-tilt, .phone-mockup {
        animation: none !important
    }

    .hero-card::before {
        animation: none !important;
        transform: none !important;
    }

    .btn::after, .store-btn::after {
        display: none
    }
}


/* ===== Footer (dark bar, brand left, links center, socials right) ===== */
.site-footer {
    background: #0B0B0B;
    color: #CFCFCF;
    padding: 18px 0;
    border-top: none;
}

.footer-bar {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 16px;
    min-height: 56px;
}

.footer-brand img {
    height: 28px;
    display: block;
}

.footer-brand {
    justify-self: start;
}

.footer-links {
    justify-self: center;
    display: inline-flex;
    align-items: center;
    gap: 32px;
    font-size: 14px;
    line-height: 1;
}

.footer-link {
    color: #CFCFCF;
    text-decoration: none;
    opacity: .9;
    transition: opacity .2s ease;
    letter-spacing: .2px;
}

.footer-link:hover {
    opacity: 1;
}

.footer-socials {
    justify-self: end;
    display: inline-flex;
    align-items: center;
    gap: 18px;
}

.footer-socials .social img {
    width: 18px;
    height: 18px;
    display: block;
    filter: invert(88%) sepia(0%) saturate(0%) hue-rotate(180deg) brightness(90%) contrast(90%);
    opacity: .8;
    transition: opacity .2s ease, transform .2s ease;
}

.footer-socials .social:hover img {
    opacity: 1;
    transform: translateY(-1px);
}

/* Mobile stacking */
@media (max-width: 640px) {
    .footer-bar {
        grid-template-columns: 1fr;
        row-gap: 14px;
        text-align: center;
    }

    .footer-brand {
        justify-self: center;
    }

    .footer-socials {
        justify-self: center;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .footer-link, .footer-socials .social img {
        transition: none
    }
}


/* ===== Mentions légales (final) ===== */
.legal-topbar {
    border-bottom: var(--border);
    padding: 12px 0;
}

.legal-topbar .container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.legal-back {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--surface, #fff);
    color: var(--text, #1A1A1A);
    text-decoration: none;
    transition: transform .2s ease;
}

.legal-back:hover {
    transform: translateY(-1px)
}

.legal-back svg {
    width: 18px;
    height: 18px;
    display: block
}

.legal-page .h2 {
    margin: 6px 0 12px
}

.legal-page p {
    margin: 10px 0;
    color: var(--text, #1A1A1A);
}

.legal-page address {
    white-space: pre-line;
    font-style: normal;
    line-height: 1.6
}

.legal-page h3 {
    font-size: 20px;
    margin: 18px 0 8px
}

.legal-page .meta {
    font-size: 14px;
    opacity: .8;
    margin-top: 12px
}