/* ================================================================
   INVESTEP PRO | restore.css  v2.0
   Estilos exclusivos de la página de recuperación de cuenta.
   Depende de: variables CSS de [data-theme] definidas aquí mismo
               (esta página no usa global.css — es standalone)
   ================================================================ */

/* ─── TOKENS ─────────────────────────────────────────────────── */
:root {
    --bg:           #f1f5f9;
    --card-bg:      #ffffff;
    --border:       #e2e8f0;
    --text-main:    #0f172a;
    --text-dim:     #64748b;
    --accent:       #2563eb;
    --accent-soft:  #eff6ff;
    --accent-hover: #1d4ed8;
    --shadow:       0 20px 40px -10px rgba(0, 0, 0, 0.10);
    --error:        #ef4444;
    --error-soft:   #fef2f2;
    --success:      #10b981;
    --success-soft: #f0fdf4;
    --warning:      #f59e0b;
    --input-bg:     #f8fafc;
    --radius-card:  24px;
    --radius-inp:   12px;
}

[data-theme="dark"] {
    --bg:           #05070a;
    --card-bg:      #0f1623;
    --border:       #1e2d45;
    --text-main:    #f1f5f9;
    --text-dim:     #64748b;
    --accent:       #3b82f6;
    --accent-soft:  #1e2d45;
    --accent-hover: #60a5fa;
    --shadow:       0 20px 40px -10px rgba(0, 0, 0, 0.50);
    --error:        #f87171;
    --error-soft:   #1f0a0a;
    --success:      #34d399;
    --success-soft: #052e16;
    --input-bg:     #0d1626;
}

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

/* ─── BODY ───────────────────────────────────────────────────── */
body {
    font-family: 'DM Sans', sans-serif;
    background-color: var(--bg);
    background-image:
        radial-gradient(ellipse 80% 60% at 100% 0%, rgba(37, 99, 235, 0.07), transparent),
        radial-gradient(ellipse 60% 40% at 0% 100%, rgba(16, 185, 129, 0.04), transparent);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    position: relative;
    overflow: hidden;
    transition: background-color 0.3s;
}

/* ─── BACKGROUND DECORATIVO ──────────────────────────────────── */
.bg-image {
    position: fixed;
    bottom: -20px;
    right: -20px;
    height: 55vh;
    width: auto;
    opacity: 0.06;
    pointer-events: none;
    z-index: 0;
    filter: grayscale(1);
}
[data-theme="dark"] .bg-image { opacity: 0.04; }

/* ─── LOGO ───────────────────────────────────────────────────── */
.logo-wrap {
    margin-bottom: 28px;
    position: relative;
    z-index: 10;
}
.logo-wrap img {
    height: 72px;
    width: auto;
    display: block;
    transition: transform 0.35s ease, filter 0.35s ease;
}
.logo-wrap img:hover {
    transform: translateY(-4px);
    filter: drop-shadow(0 8px 20px rgba(37, 99, 235, 0.3));
}

/* ─── CARD ───────────────────────────────────────────────────── */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 36px 32px 28px;
    width: 100%;
    max-width: 430px;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 10;
    animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ─── STEPS ──────────────────────────────────────────────────── */
.step { display: none; }
.step.active { display: block; animation: fadeStep 0.3s ease both; }

/* ─── TIPOGRAFÍA ─────────────────────────────────────────────── */
.step-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-main);
    text-align: center;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}
.step-sub {
    color: var(--text-dim);
    font-size: 0.83rem;
    text-align: center;
    margin-bottom: 22px;
    line-height: 1.5;
}

/* ─── OPCIÓN GRID ────────────────────────────────────────────── */
.opt-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
    margin-bottom: 22px;
}
.opt-btn {
    background: var(--input-bg);
    border: 2px solid var(--border);
    border-radius: 14px;
    padding: 14px 8px 12px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 0.3px;
    transition: all 0.2s ease;
    user-select: none;
}
.opt-btn i { font-size: 1.15rem; }
.opt-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}
.opt-btn.active {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

/* ─── FORM PANEL ─────────────────────────────────────────────── */
.form-panel { display: none; }
.form-panel.active { display: block; animation: fadeStep 0.25s ease both; }

/* ─── INPUT WRAP ─────────────────────────────────────────────── */
.input-wrap {
    position: relative;
    margin-bottom: 12px;
}
.input-wrap .field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dim);
    font-size: 0.9rem;
    pointer-events: none;
}
.input-wrap .status-icon {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.9rem;
    display: none;
}
.input-wrap input {
    width: 100%;
    padding: 13px 40px 13px 38px;
    background: var(--input-bg);
    border: 2px solid var(--border);
    border-radius: var(--radius-inp);
    color: var(--text-main);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    outline: none;
    transition: all 0.2s;
}
.input-wrap input::placeholder { color: var(--text-dim); }
.input-wrap input:focus        { border-color: var(--accent); background: var(--card-bg); }
.input-wrap input.is-valid     { border-color: var(--success) !important; background: var(--success-soft) !important; }
.input-wrap input.is-invalid   { border-color: var(--error)   !important; background: var(--error-soft)   !important; }
.input-wrap.state-valid   .status-icon.ok  { display: block; color: var(--success); }
.input-wrap.state-invalid .status-icon.err { display: block; color: var(--error); }

/* ─── HINT TEXT ──────────────────────────────────────────────── */
.hint {
    font-size: 0.78rem;
    color: var(--text-dim);
    margin-bottom: 12px;
    padding-left: 4px;
    min-height: 18px;
    transition: color 0.2s;
}
.hint.hint-ok   { color: var(--success); }
.hint.hint-err  { color: var(--error); }
.hint.hint-warn { color: var(--warning); }

/* ─── TOKEN BOXES ────────────────────────────────────────────── */
.token-row {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 18px 0 6px;
}
.token-box {
    width: 44px;
    height: 54px;
    border: 2px solid var(--border);
    border-radius: 12px;
    background: var(--input-bg);
    text-align: center;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--accent);
    font-family: 'DM Sans', monospace;
    outline: none;
    transition: all 0.2s;
    caret-color: var(--accent);
}
.token-box:focus      { border-color: var(--accent);  background: var(--accent-soft); }
.token-box.is-valid   { border-color: var(--success); background: var(--success-soft); color: var(--success); }
.token-box.is-invalid { border-color: var(--error);   background: var(--error-soft);   color: var(--error); }
[data-theme="dark"] .token-box       { color: #93c5fd; }
[data-theme="dark"] .token-box:focus { background: #1e2d45; }

/* ─── PASSWORD WRAP ──────────────────────────────────────────── */
.pw-wrap {
    position: relative;
    margin-bottom: 12px;
}
.pw-wrap .field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dim);
    font-size: 0.9rem;
    pointer-events: none;
}
.pw-wrap input {
    width: 100%;
    padding: 13px 44px 13px 38px;
    background: var(--input-bg);
    border: 2px solid var(--border);
    border-radius: var(--radius-inp);
    color: var(--text-main);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    outline: none;
    transition: all 0.2s;
}
.pw-wrap input::placeholder { color: var(--text-dim); }
.pw-wrap input:focus        { border-color: var(--accent); background: var(--card-bg); }
.pw-wrap input.is-valid     { border-color: var(--success) !important; background: var(--success-soft) !important; }
.pw-wrap input.is-invalid   { border-color: var(--error)   !important; background: var(--error-soft)   !important; }
.pw-toggle {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-dim);
    font-size: 0.9rem;
    padding: 0;
    transition: color 0.2s;
}
.pw-toggle:hover { color: var(--accent); }

/* ─── STRENGTH BAR ───────────────────────────────────────────── */
.strength-bar-wrap {
    display: flex;
    gap: 4px;
    margin: 6px 0 4px;
}
.strength-seg {
    flex: 1;
    height: 4px;
    border-radius: 4px;
    background: var(--border);
    transition: background 0.3s;
}
.strength-seg.on-weak   { background: var(--error); }
.strength-seg.on-medium { background: var(--warning); }
.strength-seg.on-strong { background: var(--success); }

/* ─── BOTÓN PRINCIPAL ────────────────────────────────────────── */
.btn-main {
    width: 100%;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-inp);
    padding: 14px;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.4px;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.btn-main:hover:not(:disabled) {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
}
.btn-main:active:not(:disabled) { transform: translateY(0); }
.btn-main:disabled {
    background: var(--border);
    color: var(--text-dim);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}
.btn-main.loading { pointer-events: none; }
.btn-main .spinner {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}
.btn-main.loading .spinner    { display: block; }
.btn-main.loading .btn-label  { opacity: 0.7; }

/* ─── ALERT BANNER ───────────────────────────────────────────── */
.alert {
    display: none;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.82rem;
    font-weight: 500;
    margin-bottom: 12px;
    align-items: center;
    gap: 8px;
}
.alert.show     { display: flex; }
.alert-info     { background: var(--accent-soft);  color: var(--accent);  border: 1px solid rgba(37,  99, 235, 0.2); }
.alert-success  { background: var(--success-soft); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.2); }
.alert-error    { background: var(--error-soft);   color: var(--error);   border: 1px solid rgba(239,  68,  68, 0.2); }

/* ─── BACK LINK ──────────────────────────────────────────────── */
.back-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 18px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    transition: opacity 0.2s;
}
.back-link:hover { opacity: 0.7; }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.card-footer {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer-copy {
    font-size: 0.75rem;
    color: var(--text-dim);
}
.brand {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1;
}
.brand span:first-child { color: var(--text-main); }
.brand span:last-child  { color: var(--accent); }

/* ─── SUCCESS ICON ───────────────────────────────────────────── */
.success-icon {
    width: 64px;
    height: 64px;
    background: var(--success-soft);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    font-size: 1.8rem;
    color: var(--success);
    animation: popIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ─── RESEND TIMER ───────────────────────────────────────────── */
.resend-row {
    text-align: center;
    margin-top: 10px;
    font-size: 0.8rem;
    color: var(--text-dim);
}
.resend-row a {
    color: var(--accent);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}
.resend-row a.disabled { color: var(--text-dim); pointer-events: none; }

/* ─── ANIMACIONES ────────────────────────────────────────────── */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeStep {
    from { opacity: 0; transform: translateX(6px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes spin {
    to { transform: rotate(360deg); }
}
@keyframes popIn {
    from { opacity: 0; transform: scale(0.5); }
    to   { opacity: 1; transform: scale(1); }
}
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%       { transform: translateX(-6px); }
    40%       { transform: translateX(6px); }
    60%       { transform: translateX(-4px); }
    80%       { transform: translateX(4px); }
}
.shake { animation: shake 0.4s ease; }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 480px) {
    .card      { padding: 28px 20px 22px; }
    .token-box { width: 40px; height: 50px; font-size: 1.2rem; }
}