:root {
    --blanc: #ffffff;
    --noir: #111111;
    --griz: #6f7280;
    --base-1-couleur: #008069;
    --base-2-couleur: #00a884;
    --vert: #00a884;
    --bleu: #005eff;
    --rouge: #dc3545;
    --jaune: #f8c61e;
    --fond: #f6f7fb;
    --ligne: #e6e8f0;
    --ombre: 0 18px 55px rgba(17, 17, 17, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    color: var(--noir);
    background:
        radial-gradient(circle at top left, rgba(0, 168, 132, 0.12), transparent 34rem),
        linear-gradient(180deg, #ffffff 0%, var(--fond) 58%, #ffffff 100%);
    font-family: Arial, sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 18px 0;
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(16px);
}

.brand,
.main-nav {
    display: flex;
    align-items: center;
}

.brand {
    gap: 10px;
    font-weight: 800;
}

.brand-mark {
    display: inline-grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 50%;
    color: var(--blanc);
    background: linear-gradient(135deg, var(--base-1-couleur), var(--base-2-couleur));
    font-size: 0.9rem;
}

.main-nav {
    gap: 18px;
    color: var(--griz);
    font-weight: 700;
}

.main-nav a:hover {
    color: var(--base-2-couleur);
}

.main-nav a {
    transition: color .2s ease;
}

main {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    align-items: center;
    gap: 42px;
    min-height: calc(100vh - 154px);
    padding: 64px 0;
}

.hero-content,
.section-heading,
.empty-state {
    max-width: 720px;
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--base-2-couleur);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    overflow-wrap: anywhere;
}

h1,
h2,
h3 {
    margin: 0;
    line-height: 1.05;
}

h1 {
    max-width: 760px;
    font-size: clamp(2.7rem, 6vw, 5.9rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.8rem);
}

h3 {
    font-size: 1.15rem;
}

.hero-text {
    max-width: 620px;
    margin: 22px 0 0;
    color: var(--griz);
    font-size: 1.15rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-weight: 800;
    gap: 10px;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.button.primary {
    color: var(--blanc);
    background: var(--base-1-couleur);
    box-shadow: 0 10px 24px rgba(0, 128, 105, .2);
}

.button.secondary {
    color: var(--base-1-couleur);
    border-color: var(--ligne);
    background: var(--blanc);
}

.button:hover {
    transform: translateY(-2px);
}

.button.primary:hover {
    background: #006f5c;
    box-shadow: 0 14px 28px rgba(0, 128, 105, .26);
}

.hero-panel,
.card {
    border: 1px solid var(--ligne);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--ombre);
}

.hero-panel {
    padding: 28px;
}

.hero-panel div {
    display: flex;
    align-items: center;
    gap: 10px;
}

.hero-panel p,
.card p,
.empty-state p,
.site-footer p {
    color: var(--griz);
    line-height: 1.7;
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: var(--vert);
    box-shadow: 0 0 0 6px rgba(78, 179, 101, 0.14);
}

.section {
    padding: 52px 0 80px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 28px;
}

.card {
    padding: 22px;
}

.card p {
    margin-bottom: 0;
}

.empty-state {
    min-height: calc(100vh - 154px);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 80px 0;
}

.empty-state h1 {
    font-size: clamp(2.4rem, 5vw, 4.8rem);
}

.empty-state .button {
    margin-top: 14px;
}

.site-footer {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 26px 0 34px;
    border-top: 1px solid var(--ligne);
}

.site-footer p {
    margin: 0;
}

.whatsapp-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
    gap: clamp(42px, 7vw, 90px);
}

.whatsapp-hero h1 {
    font-size: clamp(3rem, 5.4vw, 5.4rem);
    letter-spacing: -.055em;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 22px;
    margin-top: 28px;
    color: var(--griz);
    font-size: .78rem;
    font-weight: 700;
}

.hero-trust span {
    display: flex;
    align-items: center;
    gap: 7px;
}

.hero-trust i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--vert);
    box-shadow: 0 0 0 4px rgba(0, 168, 132, .1);
}

.home-chat-preview {
    position: relative;
    min-height: 520px;
    overflow: visible;
    border: 1px solid #dce3e1;
    border-radius: 20px;
    background: #efeae2;
    box-shadow: 0 30px 80px rgba(17, 27, 33, .18);
    transform: rotate(1.5deg);
}

.preview-window-bar {
    display: flex;
    min-height: 72px;
    padding: 12px 18px;
    align-items: center;
    justify-content: space-between;
    border-radius: 20px 20px 0 0;
    background: #f0f2f5;
}

.preview-contact {
    display: flex;
    align-items: center;
    gap: 11px;
}

.preview-contact > span:last-child {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.preview-contact strong {
    color: #111b21;
    font-size: .9rem;
}

.preview-contact small,
.preview-menu {
    color: #667781;
}

.preview-avatar {
    display: grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    background: linear-gradient(135deg, #70858e, var(--base-1-couleur));
    font-weight: 800;
}

.preview-messages {
    display: flex;
    min-height: 378px;
    padding: 24px 24px 16px;
    flex-direction: column;
    gap: 8px;
    background-image: radial-gradient(circle at 20px 20px, rgba(0, 0, 0, .026) 2px, transparent 2px);
    background-size: 40px 40px;
}

.preview-day {
    align-self: center;
    margin-bottom: 8px;
    padding: 6px 11px;
    border-radius: 6px;
    color: #667781;
    background: #fff;
    box-shadow: 0 1px 2px rgba(11, 20, 26, .12);
    font-size: .62rem;
    text-transform: uppercase;
}

.preview-bubble {
    position: relative;
    max-width: 80%;
    padding: 10px 12px 20px;
    border-radius: 8px;
    color: #111b21;
    background: #fff;
    box-shadow: 0 1px 2px rgba(11, 20, 26, .12);
    font-size: .82rem;
    line-height: 1.45;
}

.preview-bubble.outgoing {
    align-self: flex-end;
    background: #d9fdd3;
}

.preview-bubble.short {
    max-width: 55%;
}

.preview-bubble time {
    position: absolute;
    right: 8px;
    bottom: 5px;
    color: #667781;
    font-size: .57rem;
}

.preview-bubble time b {
    color: #53bdeb;
}

.preview-composer {
    display: flex;
    min-height: 62px;
    padding: 9px 12px 9px 18px;
    align-items: center;
    justify-content: space-between;
    border-radius: 0 0 20px 20px;
    color: #8696a0;
    background: #f0f2f5;
    font-size: .8rem;
}

.preview-composer span {
    width: calc(100% - 52px);
    padding: 12px 15px;
    border-radius: 9px;
    background: #fff;
}

.preview-composer b {
    display: grid;
    width: 40px;
    height: 40px;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    background: var(--base-1-couleur);
}

.preview-notification {
    position: absolute;
    right: -34px;
    top: 104px;
    display: flex;
    min-width: 220px;
    padding: 13px 16px;
    align-items: center;
    gap: 11px;
    border: 1px solid rgba(0, 168, 132, .18);
    border-radius: 12px;
    background: rgba(255, 255, 255, .95);
    box-shadow: 0 16px 35px rgba(17, 27, 33, .14);
    transform: rotate(-1.5deg);
}

.preview-notification > span {
    display: grid;
    width: 34px;
    height: 34px;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    background: var(--vert);
    font-size: .76rem;
    font-weight: 800;
}

.preview-notification div {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.preview-notification strong {
    color: #111b21;
    font-size: .73rem;
}

.preview-notification small {
    color: var(--griz);
    font-size: .64rem;
}

.home-features {
    padding-top: 96px;
}

.section-heading > p:last-child,
.flow-copy > p:last-child {
    max-width: 640px;
    color: var(--griz);
    line-height: 1.7;
}

.feature-grid {
    margin-top: 42px;
}

.feature-card {
    position: relative;
    overflow: hidden;
    min-height: 230px;
    padding: 30px;
    transition: transform .2s ease, border-color .2s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 168, 132, .35);
}

.feature-icon {
    display: grid;
    width: 44px;
    height: 44px;
    margin-bottom: 34px;
    place-items: center;
    border-radius: 12px;
    color: var(--base-1-couleur);
    background: rgba(0, 168, 132, .1);
    font-size: .72rem;
    font-weight: 900;
}

.feature-card h3 {
    color: #111b21;
    font-size: 1.25rem;
}

.home-flow {
    display: grid;
    grid-template-columns: minmax(0, .8fr) minmax(420px, 1.2fr);
    gap: clamp(40px, 8vw, 100px);
    padding: 80px 0 110px;
    align-items: center;
}

.flow-steps {
    padding: 34px;
    border: 1px solid var(--ligne);
    border-radius: 18px;
    background: #fff;
    box-shadow: var(--ombre);
}

.flow-step {
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

.flow-step > span {
    display: grid;
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    background: var(--base-1-couleur);
    font-size: .78rem;
    font-weight: 900;
}

.flow-step strong {
    color: #111b21;
}

.flow-step p {
    margin: 6px 0 0;
    color: var(--griz);
    font-size: .88rem;
    line-height: 1.55;
}

.flow-line {
    width: 2px;
    height: 32px;
    margin: 6px 0 6px 18px;
    background: rgba(0, 168, 132, .2);
}

.home-cta {
    display: flex;
    margin-bottom: 90px;
    padding: clamp(30px, 5vw, 58px);
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    border-radius: 22px;
    color: #fff;
    background:
        radial-gradient(circle at right top, rgba(255, 255, 255, .14), transparent 24rem),
        #111b21;
}

.home-cta .eyebrow {
    color: #59d4b8;
}

.home-cta h2 {
    max-width: 650px;
    font-size: clamp(2rem, 3.5vw, 3.5rem);
}

.home-cta .button.primary {
    flex: 0 0 auto;
    background: var(--vert);
}
.password-field { position: relative; display: block; width: 100%; }
.password-field > input { width: 100%; padding-right: 44px !important; }
.password-toggle { position: absolute; top: 0; right: 6px; bottom: 0; width: 34px; height: 34px; margin: auto 0; padding: 7px; border: 0; border-radius: 8px; background: transparent; color: currentColor; cursor: pointer; }
.password-toggle svg { display: block; width: 100%; height: 100%; fill: currentColor; }