/* ===========================
   CSS Custom Properties
=========================== */
:root {
    --color-primary:       #97b834;
    --color-primary-dark:  #7a9a26;
    --color-primary-light: #b2d44a;
    --color-bg:            #faf8f0;
    --color-white:         #ffffff;
    --color-text:          #2d3a1e;
    --color-text-muted:    #8a9e68;
    --color-border:        #d8e8a0;
    --color-border-focus:  #97b834;

    --radius-sm:   8px;
    --radius-md:   16px;
    --radius-lg:   24px;

    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;

    --shadow-card: 0 24px 64px rgba(45, 58, 30, 0.11), 0 4px 16px rgba(151, 184, 52, 0.12);
    --shadow-btn:  0 6px 24px rgba(151, 184, 52, 0.42);
}

/* ===========================
   Reset & Base
=========================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, Arial, sans-serif;
    background-color: var(--color-bg);
    background-image:
        radial-gradient(ellipse at 15% 15%, rgba(151, 184, 52, 0.09) 0%, transparent 55%),
        radial-gradient(ellipse at 85% 85%, rgba(151, 184, 52, 0.07) 0%, transparent 55%);
    color: var(--color-text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
    opacity: 0;
    animation: fadeInBody 0.65s ease forwards;
}

@keyframes fadeInBody {
    to { opacity: 1; }
}

/* ===========================
   Page Wrapper
=========================== */
.page-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
}

/* ===========================
   Card
=========================== */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    width: 100%;
    max-width: 460px;
    overflow: hidden;
    position: relative;
    animation: slideUp 0.55s cubic-bezier(0.22, 1, 0.36, 1) 0.08s both;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(28px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Barra de acento superior animada */
.card::before {
    content: '';
    display: block;
    height: 4px;
    background: linear-gradient(
        90deg,
        var(--color-primary-dark),
        var(--color-primary-light),
        var(--color-primary),
        var(--color-primary-light),
        var(--color-primary-dark)
    );
    background-size: 300% 100%;
    animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
    0%   { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

/* ===========================
   Card Header — Logo
=========================== */
.card__header {
    padding: 28px 32px 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.brand-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

/* ===========================
   Ilustración
=========================== */
.card__illustration {
    padding: 20px 32px 0;
    display: flex;
    justify-content: center;
}

.illustration {
    width: 150px;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 6px 14px rgba(151, 184, 52, 0.22));
    animation: float 4.5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-7px); }
}

/* ===========================
   Card Body
=========================== */
.card__body {
    padding: 22px 32px 28px;
}

.card__title {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--color-text);
    text-align: center;
    letter-spacing: -0.3px;
    margin-bottom: 8px;
}

.card__subtitle {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    text-align: center;
    line-height: 1.65;
    margin-bottom: 26px;
}

/* ===========================
   Formulario
=========================== */
.reset-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-label {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    user-select: none;
}

/* Input con icono */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 13px;
    width: 17px;
    height: 17px;
    color: var(--color-text-muted);
    pointer-events: none;
    flex-shrink: 0;
    transition: color var(--transition-base);
}

.input-wrapper:focus-within .input-icon {
    color: var(--color-primary);
}

.form-input {
    width: 100%;
    padding: 11px 14px 11px 40px;
    font-size: 0.94rem;
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    outline: none;
    transition:
        border-color var(--transition-base),
        box-shadow var(--transition-base),
        background var(--transition-base);
    -webkit-appearance: none;
    appearance: none;
}

.form-input::placeholder {
    color: #b0bb90;
    font-size: 0.88rem;
}

.form-input:focus {
    border-color: var(--color-border-focus);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(151, 184, 52, 0.14), 0 2px 6px rgba(151, 184, 52, 0.08);
}

.form-input:hover:not(:focus) {
    border-color: #b8cc72;
}

/* ===========================
   Botón principal
=========================== */
.button {
    margin-top: 6px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 13px 24px;
    font-size: 0.97rem;
    font-weight: 700;
    font-family: inherit;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    letter-spacing: 0.3px;
    box-shadow: var(--shadow-btn);
    position: relative;
    overflow: hidden;
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-base),
        filter var(--transition-base);
}

/* Capa de brillo al hover */
.button::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.18) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(151, 184, 52, 0.5);
    filter: brightness(1.04);
}

.button:hover::after {
    opacity: 1;
}

.button:active {
    transform: translateY(0px);
    box-shadow: var(--shadow-btn);
    filter: brightness(0.97);
}

.button:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
}

.btn-text {
    position: relative;
    z-index: 1;
}

.btn-icon {
    width: 17px;
    height: 17px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: transform var(--transition-base);
}

.button:hover .btn-icon {
    transform: translateX(4px);
}

/* Estado deshabilitado (controlado por JS) */
.button[aria-disabled="true"] {
    pointer-events: none;
    opacity: 0.6;
}

/* ===========================
   Card Footer
=========================== */
.card__footer {
    padding: 14px 32px 22px;
    text-align: center;
    border-top: 1px solid #f0ede0;
}

.card__footer p {
    font-size: 0.73rem;
    color: #b0bb90;
    letter-spacing: 0.1px;
}

/* ===========================
   Responsive — tablet/móvil
=========================== */
@media (max-width: 500px) {
    body {
        padding: 20px 12px;
        align-items: flex-start;
    }

    .card {
        border-radius: var(--radius-md);
    }

    .card__header {
        padding: 22px 24px 0;
    }

    .brand-logo {
        height: 44px;
    }

    .card__illustration {
        padding: 16px 24px 0;
    }

    .illustration {
        width: 120px;
    }

    .card__body {
        padding: 18px 24px 24px;
    }

    .card__title {
        font-size: 1.25rem;
    }

    .card__footer {
        padding: 12px 24px 18px;
    }
}

@media (max-width: 360px) {
    .card__header,
    .card__illustration,
    .card__body,
    .card__footer {
        padding-left: 16px;
        padding-right: 16px;
    }
}

/* ===========================
   Reducir movimiento (accesibilidad)
=========================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}