/* =======================================================
   ENCRYPT & DECRYPT TEXT — style.css v1.0.0
   Design: Dark Terminal / Matrix Green — "Secure Console"
   ======================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── Variables ── */
.ed-wrap {
    --ed-bg:        #050d07;
    --ed-surface:   #081509;
    --ed-card:      #0c1f0e;
    --ed-card2:     #0a1a0c;
    --ed-border:    rgba(74,222,128,0.1);
    --ed-border-md: rgba(74,222,128,0.2);
    --ed-border-hi: rgba(74,222,128,0.4);
    --ed-green:     #4ade80;
    --ed-green-d:   #16a34a;
    --ed-green-dd:  #15803d;
    --ed-green-sf:  rgba(74,222,128,0.08);
    --ed-green-gw:  rgba(74,222,128,0.18);
    --ed-red:       #f87171;
    --ed-red-sf:    rgba(248,113,113,0.1);
    --ed-yellow:    #fbbf24;
    --ed-yellow-sf: rgba(251,191,36,0.1);
    --ed-blue:      #60a5fa;
    --ed-text:      #ecfdf5;
    --ed-muted:     #86efac;
    --ed-faint:     #4a7c59;
    --ed-very-faint:#2a4a35;
    --ed-radius:    14px;
    --ed-radius-sm: 9px;
    --ed-pill:      999px;
    --ed-font:      'Inter', system-ui, sans-serif;
    --ed-mono:      'JetBrains Mono', monospace;
    --ed-trans:     0.15s ease;
    --ed-shadow:    0 0 0 1px rgba(74,222,128,0.06), 0 20px 60px rgba(0,0,0,0.7);
}

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

.ed-wrap {
    font-family: var(--ed-font);
    background: var(--ed-bg);
    color: var(--ed-text);
    border: 1px solid var(--ed-border-md);
    border-radius: var(--ed-radius);
    box-shadow: var(--ed-shadow);
    overflow: hidden;
    max-width: 980px;
    margin: 0 auto 40px;
    font-size: 14px;
    line-height: 1.5;
    position: relative;
}

/* scanline overlay */
.ed-wrap::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,255,65,0.015) 2px,
        rgba(0,255,65,0.015) 4px
    );
    pointer-events: none;
    z-index: 0;
}

.ed-wrap > * { position: relative; z-index: 1; }

/* ══════════════════════════════
   HEADER
══════════════════════════════ */
.ed-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 26px;
    background: linear-gradient(135deg, #061209 0%, #050d07 100%);
    border-bottom: 1px solid var(--ed-border);
    flex-wrap: wrap;
    gap: 12px;
}

.ed-header-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.ed-logo { width: 44px; height: 44px; flex-shrink: 0; }

.ed-title {
    font-size: 1.15rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: var(--ed-green);
    text-shadow: 0 0 20px rgba(74,222,128,0.3);
    line-height: 1.2;
}

.ed-subtitle { font-size: 0.74rem; color: var(--ed-faint); margin-top: 3px; }

.ed-security-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--ed-green);
    background: var(--ed-green-sf);
    border: 1px solid var(--ed-border);
    padding: 5px 12px;
    border-radius: var(--ed-pill);
}

/* ══════════════════════════════
   METHOD SELECTOR
══════════════════════════════ */
.ed-methods-bar {
    background: var(--ed-surface);
    border-bottom: 1px solid var(--ed-border);
    overflow: hidden;
}

.ed-methods-scroll {
    display: flex;
    gap: 0;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--ed-very-faint) transparent;
    padding: 10px 14px;
    gap: 6px;
}

.ed-methods-scroll::-webkit-scrollbar { height: 3px; }
.ed-methods-scroll::-webkit-scrollbar-track { background: transparent; }
.ed-methods-scroll::-webkit-scrollbar-thumb { background: var(--ed-very-faint); border-radius: 2px; }

.ed-method-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--ed-radius-sm);
    border: 1px solid var(--ed-border);
    background: var(--ed-card);
    color: var(--ed-faint);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--ed-font);
    white-space: nowrap;
    transition: all var(--ed-trans);
    flex-shrink: 0;
}

.ed-method-btn:hover {
    border-color: var(--ed-border-md);
    color: var(--ed-muted);
    background: var(--ed-card2);
}

.ed-method-btn.active {
    background: var(--ed-green-sf);
    border-color: var(--ed-border-hi);
    color: var(--ed-green);
    box-shadow: 0 0 12px rgba(74,222,128,0.1);
}

.ed-method-icon { font-size: 0.9rem; }
.ed-method-name { font-size: 0.82rem; }

.ed-method-tag {
    font-size: 0.62rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--ed-pill);
    background: rgba(255,255,255,0.05);
    color: var(--ed-very-faint);
    border: 1px solid rgba(255,255,255,0.06);
    letter-spacing: 0.03em;
}

.ed-method-btn.active .ed-method-tag {
    background: rgba(74,222,128,0.12);
    color: var(--ed-green-d);
    border-color: var(--ed-border);
}

.ed-tag-strong { background: rgba(74,222,128,0.12) !important; color: var(--ed-green) !important; border-color: var(--ed-border-md) !important; }

/* ══════════════════════════════
   INFO STRIP
══════════════════════════════ */
.ed-info-strip {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    background: var(--ed-card);
    border-bottom: 1px solid var(--ed-border);
    flex-wrap: wrap;
}

.ed-info-icon { font-size: 1.1rem; flex-shrink: 0; }

.ed-info-text {
    flex: 1;
    font-size: 0.8rem;
    color: var(--ed-faint);
    line-height: 1.5;
}

.ed-info-text strong { color: var(--ed-muted); font-weight: 700; }

.ed-info-strength {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.ed-str-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--ed-very-faint);
    transition: background var(--ed-trans);
}

.ed-str-1.active { background: var(--ed-red); }
.ed-str-2.active { background: var(--ed-yellow); }
.ed-str-3.active { background: var(--ed-green); }

.ed-str-label {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--ed-faint);
    margin-left: 4px;
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

/* ══════════════════════════════
   KEY ROW
══════════════════════════════ */
.ed-key-row {
    display: flex;
    gap: 20px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--ed-border);
    background: var(--ed-surface);
    align-items: flex-end;
    flex-wrap: wrap;
}

.ed-key-input-wrap { flex: 1; min-width: 200px; }

.ed-key-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ed-faint);
    margin-bottom: 7px;
}

.ed-key-label svg { color: var(--ed-green); }

.ed-key-field-wrap {
    display: flex;
    align-items: center;
    background: var(--ed-card);
    border: 1px solid var(--ed-border-md);
    border-radius: var(--ed-radius-sm);
    overflow: hidden;
    transition: border-color var(--ed-trans), box-shadow var(--ed-trans);
}

.ed-key-field-wrap:focus-within {
    border-color: var(--ed-green);
    box-shadow: 0 0 0 3px var(--ed-green-sf);
}

.ed-key-input {
    flex: 1;
    padding: 10px 14px;
    background: none;
    border: none;
    color: var(--ed-green);
    font-size: 0.9rem;
    font-family: var(--ed-mono);
    outline: none;
    letter-spacing: 0.05em;
}

.ed-key-input::placeholder { color: var(--ed-very-faint); font-family: var(--ed-font); letter-spacing: 0; }

.ed-key-toggle {
    padding: 10px 12px;
    background: none;
    border: none;
    color: var(--ed-faint);
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: color var(--ed-trans);
}

.ed-key-toggle:hover { color: var(--ed-green); }

/* Password strength */
.ed-pw-strength-bar {
    height: 3px;
    background: var(--ed-very-faint);
    border-radius: 99px;
    margin-top: 6px;
    overflow: hidden;
}

.ed-pw-fill {
    height: 100%;
    border-radius: 99px;
    width: 0%;
    transition: all 0.3s ease;
}

.ed-pw-strength-label {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--ed-faint);
    margin-top: 4px;
    height: 14px;
    transition: color var(--ed-trans);
}

/* Caesar options */
.ed-caesar-opts { flex: 1; min-width: 200px; }

.ed-shift-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ed-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    border-radius: 99px;
    background: var(--ed-very-faint);
    outline: none;
    cursor: pointer;
}

.ed-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--ed-green);
    cursor: pointer;
    box-shadow: 0 0 8px var(--ed-green-gw);
}

.ed-slider::-moz-range-thumb {
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--ed-green);
    border: none;
    cursor: pointer;
}

.ed-shift-num {
    width: 56px;
    padding: 8px;
    background: var(--ed-card);
    border: 1px solid var(--ed-border-md);
    border-radius: var(--ed-radius-sm);
    color: var(--ed-green);
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--ed-mono);
    text-align: center;
    outline: none;
    -moz-appearance: textfield;
    transition: border-color var(--ed-trans);
}

.ed-shift-num::-webkit-outer-spin-button,
.ed-shift-num::-webkit-inner-spin-button { -webkit-appearance: none; }

.ed-shift-num:focus { border-color: var(--ed-green); }

/* ══════════════════════════════
   WORKSPACE
══════════════════════════════ */
.ed-workspace {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0;
    border-bottom: 1px solid var(--ed-border);
    min-height: 320px;
}

/* ── Panels ── */
.ed-panel {
    display: flex;
    flex-direction: column;
}

.ed-panel-input  { border-right: 1px solid var(--ed-border); }
.ed-panel-output { }

.ed-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    border-bottom: 1px solid var(--ed-border);
    background: var(--ed-card);
}

.ed-panel-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--ed-faint);
}

.ed-panel-label svg { color: var(--ed-green); }

.ed-panel-meta {
    font-family: var(--ed-mono);
    font-size: 0.68rem;
    color: var(--ed-very-faint);
    font-weight: 600;
}

.ed-textarea {
    flex: 1;
    width: 100%;
    padding: 16px;
    background: var(--ed-bg);
    border: none;
    color: var(--ed-text);
    font-size: 0.88rem;
    font-family: var(--ed-mono);
    line-height: 1.7;
    resize: none;
    outline: none;
    min-height: 220px;
}

.ed-textarea::placeholder { color: var(--ed-very-faint); }

.ed-output-ta {
    color: var(--ed-green);
    background: linear-gradient(135deg, var(--ed-bg) 0%, #061509 100%);
    cursor: default;
}

.ed-panel-footer {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-top: 1px solid var(--ed-border);
    background: var(--ed-card);
    flex-wrap: wrap;
}

.ed-mini-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 5px 11px;
    border-radius: 6px;
    border: 1px solid var(--ed-border);
    background: none;
    color: var(--ed-faint);
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--ed-font);
    transition: all var(--ed-trans);
    white-space: nowrap;
}

.ed-mini-btn:hover {
    color: var(--ed-green);
    border-color: var(--ed-border-md);
    background: var(--ed-green-sf);
}

.ed-status-pill {
    margin-left: auto;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: var(--ed-pill);
    border: 1px solid transparent;
}

.ed-status-pill.ok {
    background: var(--ed-green-sf);
    color: var(--ed-green);
    border-color: var(--ed-border-md);
}

.ed-status-pill.err {
    background: var(--ed-red-sf);
    color: var(--ed-red);
    border-color: rgba(248,113,113,0.3);
}

/* ── Action buttons (middle column) ── */
.ed-actions-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px 14px;
    background: var(--ed-surface);
    border-right: 1px solid var(--ed-border);
    border-left: 1px solid var(--ed-border);
    min-width: 90px;
}

.ed-encrypt-btn,
.ed-decrypt-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 7px;
    padding: 12px 10px;
    border-radius: var(--ed-radius-sm);
    border: none;
    font-size: 0.72rem;
    font-weight: 800;
    cursor: pointer;
    font-family: var(--ed-font);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    transition: all var(--ed-trans);
    width: 68px;
}

.ed-encrypt-btn {
    background: var(--ed-green);
    color: #061209;
    box-shadow: 0 4px 16px rgba(74,222,128,0.25);
}

.ed-encrypt-btn:hover {
    background: #86efac;
    box-shadow: 0 6px 24px rgba(74,222,128,0.4);
    transform: translateY(-2px);
}

.ed-decrypt-btn {
    background: var(--ed-card);
    color: var(--ed-green);
    border: 1px solid var(--ed-border-md);
}

.ed-decrypt-btn:hover {
    background: var(--ed-green-sf);
    border-color: var(--ed-green);
    box-shadow: 0 0 16px rgba(74,222,128,0.15);
    transform: translateY(-2px);
}

.ed-swap-btn {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--ed-card);
    border: 1px solid var(--ed-border-md);
    color: var(--ed-faint);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--ed-trans);
}

.ed-swap-btn:hover {
    border-color: var(--ed-green);
    color: var(--ed-green);
    background: var(--ed-green-sf);
    transform: rotate(180deg);
}

/* ══════════════════════════════
   CIPHER REFERENCE
══════════════════════════════ */
.ed-reference-wrap {
    border-bottom: 1px solid var(--ed-border);
}

.ed-ref-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--ed-faint);
    cursor: pointer;
    background: var(--ed-surface);
    transition: color var(--ed-trans);
    user-select: none;
}

.ed-ref-toggle:hover { color: var(--ed-green); }
.ed-ref-toggle svg:first-child { color: var(--ed-green); }

.ed-ref-arrow { margin-left: auto; transition: transform 0.2s ease; }
.ed-ref-arrow.open { transform: rotate(180deg); }

.ed-ref-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 10px;
    padding: 16px 20px 20px;
    background: var(--ed-bg);
}

.ed-ref-card {
    background: var(--ed-card);
    border: 1px solid var(--ed-border);
    border-radius: var(--ed-radius-sm);
    padding: 14px;
}

.ed-ref-name { font-size: 0.88rem; font-weight: 700; color: var(--ed-muted); margin-bottom: 6px; }
.ed-ref-meta { display: flex; gap: 5px; flex-wrap: wrap; margin-bottom: 8px; }

.ed-tag {
    font-size: 0.62rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--ed-pill);
    background: rgba(255,255,255,0.04);
    color: var(--ed-faint);
    border: 1px solid var(--ed-border);
    letter-spacing: 0.03em;
}

.ed-tag-strong { background: rgba(74,222,128,0.1); color: var(--ed-green); border-color: var(--ed-border-md); }
.ed-tag-weak   { background: rgba(248,113,113,0.1); color: var(--ed-red); border-color: rgba(248,113,113,0.2); }
.ed-tag-medium { background: rgba(251,191,36,0.1); color: var(--ed-yellow); border-color: rgba(251,191,36,0.2); }

.ed-ref-desc { font-size: 0.76rem; color: var(--ed-very-faint); line-height: 1.6; }

/* ── Toast ── */
.ed-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(12px);
    background: var(--ed-card);
    color: var(--ed-green);
    padding: 10px 22px;
    border-radius: var(--ed-pill);
    border: 1px solid var(--ed-border-md);
    font-size: 0.82rem;
    font-weight: 700;
    z-index: 99999;
    opacity: 0;
    pointer-events: none;
    transition: all 0.22s ease;
    white-space: nowrap;
    font-family: var(--ed-mono);
    box-shadow: 0 8px 30px rgba(0,0,0,0.5);
}

.ed-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── Footer ── */
.ed-footer {
    padding: 11px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.7rem;
    color: var(--ed-very-faint);
    flex-wrap: wrap;
}

.ed-foot-sep { color: var(--ed-border); }

/* ══════════════════════════════
   RESPONSIVE
══════════════════════════════ */
@media (max-width: 700px) {
    .ed-workspace {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }
    .ed-panel-input  { border-right: none; border-bottom: 1px solid var(--ed-border); }
    .ed-actions-col  {
        flex-direction: row;
        justify-content: center;
        padding: 12px 16px;
        min-width: 0;
        border: none;
        border-top: 1px solid var(--ed-border);
        border-bottom: 1px solid var(--ed-border);
    }
    .ed-encrypt-btn,
    .ed-decrypt-btn { flex-direction: row; width: auto; padding: 11px 20px; font-size: 0.78rem; }
    .ed-key-row { padding: 12px 16px; }
    .ed-header  { padding: 14px 16px; }
    .ed-ref-grid { grid-template-columns: 1fr; }
    .ed-method-btn .ed-method-tag { display: none; }
}

@media (max-width: 480px) {
    .ed-title { font-size: 1rem; }
    .ed-security-badge { display: none; }
    .ed-textarea { font-size: 0.82rem; min-height: 160px; }
    .ed-encrypt-btn, .ed-decrypt-btn { padding: 9px 14px; }
    .ed-method-name { font-size: 0.76rem; }
}