*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --cyan:       #00f5ff;
    --pink:       #ff00aa;
    --green:      #00ff41;
    --yellow:     #ffe600;
    --bg:         #050510;
    --panel:      #080820;
    --console-bg: #020210;
}

body {
    background-color: var(--bg);
    color: var(--cyan);
    font-family: 'Courier New', Courier, monospace;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent, transparent 2px,
        rgba(0, 0, 0, 0.06) 2px, rgba(0, 0, 0, 0.06) 4px
    );
    pointer-events: none;
    z-index: 10;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 245, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 245, 255, 0.04) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

/* ── Animations ── */
@keyframes glitch {
    0%, 90%, 100% { text-shadow: 0 0 10px var(--cyan), 0 0 30px var(--cyan); transform: none; }
    91% { text-shadow: -3px 0 var(--pink),  3px 0 var(--cyan);  transform: translateX(-2px); }
    92% { text-shadow:  3px 0 var(--pink), -3px 0 var(--cyan);  transform: translateX( 2px); }
    93% { text-shadow: -3px 0 var(--green), 3px 0 var(--pink);  transform: translateX(-1px); }
    94% { text-shadow:  3px 0 var(--green),-3px 0 var(--pink);  transform: translateX( 1px); }
}

@keyframes pulse-border {
    0%, 100% {
        box-shadow: 0 0 6px var(--cyan), 0 0 24px var(--cyan),
                    inset 0 0 6px rgba(0, 245, 255, 0.08);
    }
    50% {
        box-shadow: 0 0 12px var(--cyan), 0 0 48px var(--cyan),
                    0 0 90px rgba(0, 245, 255, 0.25),
                    inset 0 0 12px rgba(0, 245, 255, 0.15);
    }
}

@keyframes blink    { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
@keyframes fade-in  { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
@keyframes pop-in   { from { opacity: 0; transform: scale(0.8); } to { opacity: 1; transform: scale(1); } }
@keyframes load-bar { from { width: 0; } to { width: 100%; } }

/* ── Layout ── */
.container {
    position: relative;
    z-index: 1;
    width: 90%;
    max-width: 680px;
    padding: 20px 0 80px;
}

/* ── Header ── */
.header { text-align: center; margin-bottom: 28px; }

.header-tag {
    font-size: 0.65rem;
    color: var(--pink);
    letter-spacing: 5px;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.header-title {
    font-size: clamp(2.2rem, 9vw, 4.5rem);
    font-weight: bold;
    letter-spacing: 10px;
    text-transform: uppercase;
    color: var(--cyan);
    animation: glitch 6s infinite;
}

.header-sub {
    font-size: 0.6rem;
    color: rgba(0, 245, 255, 0.35);
    letter-spacing: 3px;
    margin-top: 6px;
}

/* ── Page nav ── */
.page-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 18px;
    font-size: 0.58rem;
    letter-spacing: 4px;
    text-transform: uppercase;
}

.page-nav-link {
    color: rgba(0, 245, 255, 0.3);
    text-decoration: none;
    padding: 5px 14px;
    border: 1px solid rgba(0, 245, 255, 0.1);
    transition: color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.page-nav-link:hover {
    color: var(--cyan);
    border-color: rgba(0, 245, 255, 0.4);
}

.page-nav-link.active {
    color: var(--cyan);
    border-color: var(--cyan);
    box-shadow: 0 0 8px rgba(0, 245, 255, 0.15);
}

.page-nav-sep {
    color: rgba(0, 245, 255, 0.15);
    font-size: 0.52rem;
}

/* ── Status bar ── */
.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.58rem;
    color: rgba(0, 245, 255, 0.4);
    letter-spacing: 2px;
    margin-bottom: 22px;
    padding: 8px 2px;
    border-top: 1px solid rgba(0, 245, 255, 0.12);
    border-bottom: 1px solid rgba(0, 245, 255, 0.12);
}

.status-dot {
    display: inline-block;
    width: 6px; height: 6px;
    background: var(--green);
    border-radius: 50%;
    margin-right: 6px;
    box-shadow: 0 0 6px var(--green);
    animation: blink 1.4s step-start infinite;
    vertical-align: middle;
}

.status-btns {
    display: flex;
    gap: 8px;
    align-items: center;
}

.btn-console-toggle {
    background: transparent;
    border: 1px solid rgba(0, 245, 255, 0.3);
    color: rgba(0, 245, 255, 0.5);
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.55rem;
    letter-spacing: 2px;
    padding: 3px 8px;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.btn-console-toggle:hover,
.btn-console-toggle.active {
    color: var(--cyan);
    border-color: var(--cyan);
    box-shadow: 0 0 8px rgba(0, 245, 255, 0.3);
}

/* ── Rate panel ── */
.rate-panel {
    background: var(--panel);
    border: 1px solid var(--cyan);
    padding: 36px 28px 30px;
    text-align: center;
    margin-bottom: 22px;
    position: relative;
    animation: pulse-border 3.5s ease-in-out infinite;
}

.rate-panel::before, .rate-panel::after {
    content: '';
    position: absolute;
    width: 18px; height: 18px;
    border-color: var(--pink);
    border-style: solid;
}
.rate-panel::before { top: -2px;    left:  -2px; border-width: 3px 0 0 3px; }
.rate-panel::after  { bottom: -2px; right: -2px; border-width: 0 3px 3px 0; }

.rate-label {
    font-size: 0.68rem;
    letter-spacing: 6px;
    color: var(--pink);
    text-transform: uppercase;
    margin-bottom: 14px;
}

.rate-value {
    display: inline;
    font-size: clamp(3.5rem, 16vw, 7.5rem);
    font-weight: bold;
    color: var(--green);
    text-shadow: 0 0 10px var(--green), 0 0 40px var(--green),
                 0 0 80px rgba(0, 255, 65, 0.4);
    line-height: 1;
}

.rate-unit {
    font-size: clamp(1.8rem, 6vw, 3rem);
    color: var(--green);
    text-shadow: 0 0 10px var(--green);
}

.rate-date {
    margin-top: 18px;
    font-size: 0.62rem;
    color: rgba(0, 245, 255, 0.45);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.rate-date strong {
    color: var(--yellow);
    text-shadow: 0 0 6px rgba(255, 230, 0, 0.4);
}

.cursor {
    display: inline-block;
    width: 7px; height: 0.85em;
    background: var(--cyan);
    animation: blink 1s step-start infinite;
    vertical-align: text-bottom;
    margin-left: 4px;
}

/* ── Inflation / pouvoir d'achat ── */
.inf-panel {
    background: var(--panel);
    border: 1px solid rgba(0, 245, 255, 0.2);
    padding: 16px 16px 18px;
    margin-top: 14px;
    position: relative;
}

.inf-panel::before, .inf-panel::after {
    content: '';
    position: absolute;
    width: 12px; height: 12px;
    border-color: rgba(0, 245, 255, 0.25);
    border-style: solid;
}
.inf-panel::before { top: -1px;    left:  -1px; border-width: 2px 0 0 2px; }
.inf-panel::after  { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

.inf-equation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 16px 0 14px;
    flex-wrap: wrap;
}

.inf-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    min-width: 70px;
}

.inf-val {
    font-size: clamp(1.2rem, 5vw, 1.8rem);
    font-weight: bold;
    letter-spacing: 2px;
}

.inf-val.cyan {
    color: var(--cyan);
    text-shadow: 0 0 10px rgba(0, 245, 255, 0.5);
}

.inf-val.pink {
    color: var(--pink);
    text-shadow: 0 0 10px rgba(255, 0, 170, 0.5);
}

.inf-real-value {
    font-size: clamp(1.2rem, 5vw, 1.8rem);
    font-weight: bold;
    letter-spacing: 2px;
}

.inf-real-value.positive {
    color: var(--green);
    text-shadow: 0 0 10px rgba(0, 255, 65, 0.6), 0 0 30px rgba(0, 255, 65, 0.2);
}

.inf-real-value.negative {
    color: var(--pink);
    text-shadow: 0 0 10px rgba(255, 0, 170, 0.6);
}

.inf-lbl {
    font-size: 0.45rem;
    letter-spacing: 3px;
    color: rgba(0, 245, 255, 0.3);
    text-transform: uppercase;
    text-align: center;
}

.inf-period {
    color: rgba(0, 245, 255, 0.2);
    letter-spacing: 1px;
}

.inf-op {
    font-size: clamp(1rem, 4vw, 1.4rem);
    color: rgba(0, 245, 255, 0.2);
    font-weight: bold;
    padding-bottom: 18px;
}

.inf-status {
    text-align: center;
    font-size: 0.68rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    padding: 10px;
    border: 1px solid transparent;
}

.inf-status.positive {
    color: var(--green);
    border-color: rgba(0, 255, 65, 0.2);
    background: rgba(0, 255, 65, 0.04);
    text-shadow: 0 0 8px rgba(0, 255, 65, 0.4);
}

.inf-status.negative {
    color: var(--pink);
    border-color: rgba(255, 0, 170, 0.2);
    background: rgba(255, 0, 170, 0.04);
    text-shadow: 0 0 8px rgba(255, 0, 170, 0.4);
}

.inf-tip-wrap { position: relative; cursor: help; }

.inf-tip {
    display: none;
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--console-bg);
    border: 1px solid var(--pink);
    color: var(--pink);
    font-size: 0.5rem;
    letter-spacing: 2px;
    padding: 10px 14px;
    white-space: nowrap;
    z-index: 20;
    box-shadow: 0 0 18px rgba(255, 0, 170, 0.25);
    text-transform: uppercase;
    line-height: 2;
    pointer-events: none;
}

.inf-tip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: var(--pink);
}

.inf-tip-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.inf-tip-row span {
    color: var(--cyan);
}

.inf-tip-wrap:hover .inf-tip { display: block; }

.inf-source {
    text-align: center;
    margin-top: 10px;
    font-size: 0.45rem;
    color: rgba(0, 245, 255, 0.15);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ── Prédiction ── */
.pred-panel {
    background: var(--panel);
    border: 1px solid rgba(255, 230, 0, 0.3);
    padding: 16px 16px 18px;
    margin-top: 14px;
    position: relative;
}

.pred-panel::before, .pred-panel::after {
    content: '';
    position: absolute;
    width: 12px; height: 12px;
    border-color: rgba(255, 230, 0, 0.4);
    border-style: solid;
}
.pred-panel::before { top: -1px;    left:  -1px; border-width: 2px 0 0 2px; }
.pred-panel::after  { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

.pred-countdown-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: 10px 0 16px;
}

.pred-countdown-label {
    font-size: 0.5rem;
    letter-spacing: 3px;
    color: rgba(255, 230, 0, 0.4);
    text-transform: uppercase;
}

.pred-countdown {
    font-size: 0.85rem;
    font-weight: bold;
    letter-spacing: 4px;
    color: var(--yellow);
    text-shadow: 0 0 10px rgba(255, 230, 0, 0.5);
}

.pred-body {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.pred-inputs {
    flex: 1;
    min-width: 200px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pred-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 10px;
    background: rgba(0,0,0,0.2);
    border-left: 2px solid rgba(255, 230, 0, 0.15);
}

.pred-row.small {
    padding: 4px 10px;
    border-left-color: rgba(0, 245, 255, 0.1);
}

.pred-lbl {
    font-size: 0.5rem;
    letter-spacing: 2px;
    color: rgba(0, 245, 255, 0.35);
    text-transform: uppercase;
}

.pred-period {
    color: rgba(0, 245, 255, 0.2);
    font-size: 0.45rem;
}

.pred-val {
    font-size: 0.75rem;
    font-weight: bold;
    letter-spacing: 2px;
    color: rgba(0, 245, 255, 0.6);
}

.pred-val.pink { color: var(--pink); text-shadow: 0 0 6px rgba(255,0,170,0.4); }
.pred-val.cyan { color: var(--cyan); text-shadow: 0 0 6px rgba(0,245,255,0.4); }

.pred-sep {
    font-size: 0.45rem;
    letter-spacing: 3px;
    color: rgba(0, 245, 255, 0.12);
    text-align: center;
    padding: 4px 0;
    text-transform: uppercase;
}

.pred-result {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    padding: 14px;
    background: rgba(255, 230, 0, 0.04);
    border: 1px solid rgba(255, 230, 0, 0.2);
}

.pred-result-label {
    font-size: 0.45rem;
    letter-spacing: 4px;
    color: rgba(255, 230, 0, 0.4);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.pred-value {
    font-size: clamp(1.4rem, 5vw, 2rem);
    font-weight: bold;
    color: var(--yellow);
    text-shadow: 0 0 12px rgba(255, 230, 0, 0.6), 0 0 30px rgba(255, 230, 0, 0.2);
    letter-spacing: 2px;
}

.pred-direction {
    margin-top: 8px;
    font-size: 0.5rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: bold;
}

.pred-direction.up     { color: var(--green); text-shadow: 0 0 6px rgba(0,255,65,0.5); }
.pred-direction.down   { color: var(--pink);  text-shadow: 0 0 6px rgba(255,0,170,0.5); }
.pred-direction.stable { color: var(--cyan);  text-shadow: 0 0 6px rgba(0,245,255,0.5); }

.pred-disclaimer {
    margin-top: 14px;
    font-size: 0.46rem;
    color: rgba(255, 230, 0, 0.2);
    letter-spacing: 1px;
    line-height: 1.8;
    border-top: 1px solid rgba(255, 230, 0, 0.08);
    padding-top: 10px;
    text-transform: uppercase;
}

/* ── Update button ── */
.btn-update {
    display: block;
    width: 100%;
    padding: 17px;
    background: transparent;
    border: 1px solid var(--pink);
    color: var(--pink);
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.82rem;
    letter-spacing: 5px;
    text-transform: uppercase;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transition: color 0.25s;
}

.btn-update::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--pink);
    transform: translateX(-101%);
    transition: transform 0.28s ease;
    z-index: -1;
}

.btn-update:hover:not(:disabled) { color: var(--bg); }
.btn-update:hover:not(:disabled)::before { transform: translateX(0); }
.btn-update:active:not(:disabled) { transform: scale(0.985); }
.btn-update:disabled { opacity: 0.55; cursor: not-allowed; }

.loading-bar {
    height: 2px;
    background: var(--pink);
    box-shadow: 0 0 8px var(--pink);
    width: 0;
    margin-top: 6px;
    visibility: hidden;
}

.loading-bar.active {
    visibility: visible;
    animation: load-bar 1.4s ease-in-out forwards;
}

/* ── Refresh info ── */
.refresh-info {
    text-align: center;
    margin-top: 18px;
    font-size: 0.58rem;
    color: rgba(0, 245, 255, 0.28);
    letter-spacing: 2px;
    text-transform: uppercase;
}

#countdown { color: var(--cyan); }

/* ── Notification ── */
.notification {
    position: fixed;
    top: 20px; right: 20px;
    background: var(--panel);
    border: 1px solid var(--green);
    color: var(--green);
    padding: 11px 18px;
    font-size: 0.65rem;
    letter-spacing: 2px;
    z-index: 200;
    box-shadow: 0 0 18px rgba(0, 255, 65, 0.25);
    display: none;
}

.notification.show {
    display: block;
    animation: fade-in 0.25s ease;
}

/* ── Chart ── */
.chart-panel {
    background: var(--panel);
    border: 1px solid rgba(0, 245, 255, 0.25);
    padding: 16px 16px 10px;
    margin-top: 22px;
    position: relative;
}

.chart-panel::before, .chart-panel::after {
    content: '';
    position: absolute;
    width: 14px; height: 14px;
    border-color: rgba(0, 245, 255, 0.3);
    border-style: solid;
}
.chart-panel::before { top: -1px;    left:  -1px; border-width: 2px 0 0 2px; }
.chart-panel::after  { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

.chart-label {
    font-size: 0.62rem;
    letter-spacing: 5px;
    color: rgba(0, 245, 255, 0.45);
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 10px;
}

.chart-wrap { position: relative; }

#rate-chart {
    width: 100%;
    height: 210px;
    display: block;
    cursor: crosshair;
}

.chart-tooltip {
    position: absolute;
    background: rgba(2, 2, 16, 0.95);
    border: 1px solid var(--cyan);
    color: var(--cyan);
    font-size: 0.58rem;
    letter-spacing: 2px;
    padding: 7px 12px;
    pointer-events: none;
    display: none;
    white-space: nowrap;
    box-shadow: 0 0 14px rgba(0, 245, 255, 0.2);
    line-height: 1.8;
    z-index: 5;
}

.chart-tooltip strong { color: var(--green); }

/* ── Calculateur ── */
.calc-panel {
    background: var(--panel);
    border: 1px solid rgba(0, 245, 255, 0.25);
    padding: 16px 16px 20px;
    margin-top: 22px;
    position: relative;
}

.calc-panel::before, .calc-panel::after {
    content: '';
    position: absolute;
    width: 16px; height: 16px;
    border-color: var(--pink);
    border-style: solid;
}
.calc-panel::before { top: -2px;    left:  -2px; border-width: 2px 0 0 2px; }
.calc-panel::after  { bottom: -2px; right: -2px; border-width: 0 2px 2px 0; }

.calc-inputs {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 14px 0 20px;
}

.calc-field {
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid rgba(0, 245, 255, 0.2);
    background: var(--console-bg);
    padding: 10px 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.calc-field:focus-within {
    border-color: var(--cyan);
    box-shadow: 0 0 12px rgba(0, 245, 255, 0.15);
}

.calc-prompt {
    font-size: 0.7rem;
    color: var(--pink);
    letter-spacing: 1px;
    flex-shrink: 0;
    user-select: none;
}

.calc-field label {
    font-size: 0.55rem;
    letter-spacing: 3px;
    color: rgba(0, 245, 255, 0.45);
    text-transform: uppercase;
    flex-shrink: 0;
    min-width: 110px;
}

.calc-field input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--green);
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.95rem;
    font-weight: bold;
    letter-spacing: 3px;
    text-align: right;
    min-width: 0;
    text-shadow: 0 0 6px rgba(0, 255, 65, 0.4);
}

.calc-field input::-webkit-inner-spin-button,
.calc-field input::-webkit-outer-spin-button { -webkit-appearance: none; }

.calc-unit {
    font-size: 0.65rem;
    color: var(--pink);
    letter-spacing: 2px;
    flex-shrink: 0;
    margin-left: 8px;
}

.calc-plafond-wrap {
    padding: 6px 14px 8px;
    border-left: 1px solid rgba(0, 245, 255, 0.1);
    border-right: 1px solid rgba(0, 245, 255, 0.1);
}

.calc-plafond-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.50rem;
    letter-spacing: 2px;
    color: rgba(0, 245, 255, 0.3);
    text-transform: uppercase;
    margin-bottom: 5px;
}

.calc-plafond-track {
    height: 2px;
    background: rgba(0, 245, 255, 0.08);
    position: relative;
}

.calc-plafond-bar {
    height: 100%;
    width: 0;
    background: var(--green);
    box-shadow: 0 0 8px var(--green);
    transition: width 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.calc-warning {
    display: none;
    font-size: 0.55rem;
    color: var(--pink);
    letter-spacing: 2px;
    padding: 6px 14px;
    border-left: 2px solid var(--pink);
    background: rgba(255, 0, 170, 0.05);
    text-shadow: 0 0 6px rgba(255, 0, 170, 0.4);
}

.calc-sep {
    font-size: 0.55rem;
    letter-spacing: 4px;
    color: rgba(0, 245, 255, 0.15);
    text-align: center;
    text-transform: uppercase;
    padding: 2px 0;
}

.calc-results {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.calc-result-item {
    flex: 1;
    min-width: 140px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 245, 255, 0.1);
    padding: 14px 16px;
    position: relative;
}

.calc-result-item::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.3), transparent);
}

.calc-result-label {
    font-size: 0.52rem;
    letter-spacing: 3px;
    color: rgba(0, 245, 255, 0.35);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.calc-result-value {
    font-size: clamp(1rem, 4vw, 1.4rem);
    font-weight: bold;
    color: var(--cyan);
    letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(0, 245, 255, 0.4);
}

.calc-result-value.green {
    color: var(--green);
    text-shadow: 0 0 10px rgba(0, 255, 65, 0.5), 0 0 30px rgba(0, 255, 65, 0.2);
}

.calc-note {
    margin-top: 14px;
    font-size: 0.50rem;
    color: rgba(0, 245, 255, 0.18);
    letter-spacing: 1px;
    line-height: 1.8;
    border-top: 1px solid rgba(0, 245, 255, 0.06);
    padding-top: 10px;
}

/* ── Onglets simulateur ── */
.calc-tabs {
    display: flex;
    border: 1px solid rgba(0, 245, 255, 0.15);
    margin-bottom: 16px;
}

.calc-tab {
    flex: 1;
    padding: 9px;
    background: transparent;
    border: none;
    border-right: 1px solid rgba(0, 245, 255, 0.15);
    color: rgba(0, 245, 255, 0.3);
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.55rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    cursor: pointer;
    transition: color 0.2s, background 0.2s;
}

.calc-tab:last-child { border-right: none; }

.calc-tab:hover:not(.active) { color: rgba(0, 245, 255, 0.6); }

.calc-tab.active {
    color: var(--cyan);
    background: rgba(0, 245, 255, 0.06);
    box-shadow: inset 0 -2px 0 var(--cyan);
}

/* ── Résultats objectif ── */
.obj-result-main {
    text-align: center;
    padding: 18px 16px 14px;
    background: rgba(0, 255, 65, 0.04);
    border: 1px solid rgba(0, 255, 65, 0.2);
    margin-bottom: 12px;
}

.obj-result-main-label {
    font-size: 0.48rem;
    letter-spacing: 4px;
    color: rgba(0, 245, 255, 0.35);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.obj-result-main-value {
    font-size: clamp(1.6rem, 6vw, 2.4rem);
    font-weight: bold;
    color: var(--green);
    letter-spacing: 3px;
    text-shadow: 0 0 12px rgba(0, 255, 65, 0.5), 0 0 30px rgba(0, 255, 65, 0.2);
}

/* ── Buy me a coffee ── */
.btn-coffee {
    display: block;
    width: 100%;
    margin-top: 22px;
    padding: 15px;
    background: transparent;
    border: 1px solid var(--yellow);
    color: var(--yellow);
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.78rem;
    letter-spacing: 5px;
    text-transform: uppercase;
    text-align: center;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transition: color 0.25s;
    text-shadow: 0 0 8px rgba(255, 230, 0, 0.3);
    box-shadow: 0 0 10px rgba(255, 230, 0, 0.08);
}

.btn-coffee::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--yellow);
    transform: translateX(-101%);
    transition: transform 0.28s ease;
    z-index: -1;
}

.btn-coffee:hover { color: var(--bg); text-shadow: none; }
.btn-coffee:hover::before { transform: translateX(0); }

/* ── Footer ── */
.footer {
    text-align: center;
    margin-top: 28px;
    font-size: 0.52rem;
    color: rgba(0, 245, 255, 0.18);
    letter-spacing: 2px;
    line-height: 2;
    text-transform: uppercase;
}

/* ── SEO content ── */
.seo-content {
    margin-top: 40px;
    padding: 24px 20px;
    border-top: 1px solid rgba(0, 245, 255, 0.08);
    color: rgba(0, 245, 255, 0.35);
    font-size: 0.62rem;
    line-height: 1.9;
    letter-spacing: 0.5px;
}

.seo-content h1 {
    font-size: 0.72rem;
    color: rgba(0, 245, 255, 0.5);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 10px;
    font-weight: bold;
}

.seo-content h2 {
    font-size: 0.64rem;
    color: rgba(0, 245, 255, 0.4);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin: 18px 0 6px;
    font-weight: bold;
}

.seo-content p { margin-bottom: 8px; }

.seo-content strong { color: rgba(0, 245, 255, 0.55); }

/* ── Console panel ── */
.console-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(2, 2, 16, 0.6);
    z-index: 50;
}

.console-overlay.open { display: block; }

.console-panel {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: clamp(320px, 55vh, 520px);
    background: var(--console-bg);
    border-top: 1px solid var(--cyan);
    box-shadow: 0 -4px 40px rgba(0, 245, 255, 0.2);
    z-index: 60;
    display: flex;
    flex-direction: column;
    transform: translateY(100%);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.console-panel.open { transform: translateY(0); }

.console-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 18px;
    border-bottom: 1px solid rgba(0, 245, 255, 0.15);
    background: rgba(0, 245, 255, 0.04);
    flex-shrink: 0;
}

.console-title {
    font-size: 0.65rem;
    letter-spacing: 4px;
    color: var(--cyan);
    text-transform: uppercase;
}

.console-title span { color: var(--pink); }

.btn-console-close {
    background: transparent;
    border: 1px solid rgba(255, 0, 170, 0.4);
    color: var(--pink);
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.58rem;
    letter-spacing: 2px;
    padding: 3px 10px;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
}

.btn-console-close:hover {
    background: rgba(255, 0, 170, 0.15);
    box-shadow: 0 0 8px rgba(255, 0, 170, 0.3);
}

.console-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px 20px;
    scrollbar-width: thin;
    scrollbar-color: var(--cyan) transparent;
}

.console-body::-webkit-scrollbar { width: 4px; }
.console-body::-webkit-scrollbar-thumb { background: var(--cyan); border-radius: 2px; }

.console-line {
    font-size: 0.65rem;
    line-height: 1.9;
    letter-spacing: 1px;
    white-space: pre-wrap;
    opacity: 0;
    animation: fade-in 0.1s ease forwards;
}

.console-line.cmd         { color: var(--green); }
.console-line.info        { color: rgba(0, 245, 255, 0.6); }
.console-line.source-num  { color: var(--yellow); }
.console-line.source-name { color: var(--cyan); font-weight: bold; }
.console-line.source-url  { color: rgba(0, 245, 255, 0.5); }
.console-line.source-url a {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid rgba(0, 245, 255, 0.25);
    transition: color 0.2s, border-color 0.2s;
}
.console-line.source-url a:hover { color: var(--cyan); border-color: var(--cyan); }
.console-line.source-desc { color: rgba(0, 245, 255, 0.38); padding-left: 16px; }
.console-line.sep         { color: rgba(0, 245, 255, 0.12); }
.console-line.warn        { color: var(--yellow); }
.console-line.prompt      { color: var(--pink); }