body {
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    background-color: var(--hero-bg);
    transition: background-color 0.3s ease;
}

.navbar--glass {
    backdrop-filter: blur(10px);
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
}

.navbar__brand, .hero__title {
    position: relative;
    transition: text-shadow 0.1s ease;
}

.navbar__brand:hover, .hero__title:hover {
    text-shadow: 1.5px 0 #6366f1, -1.5px 0 #f43f5e;
    animation: anim-glitch 0.2s infinite;
}

@keyframes anim-glitch {
    0% { transform: translate(0); }
    20% { transform: translate(-0.5px, 0.5px); }
    40% { transform: translate(-0.5px, -0.5px); }
    60% { transform: translate(0.5px, 0.5px); }
    80% { transform: translate(0.5px, -0.5px); }
    100% { transform: translate(0); }
}

.hero {
    position: relative;
    min-height: 100vh;
    padding-top: 80px;
    background: radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
}

#hero-canvas {
    position: absolute;
    top: -2%;
    left: -2%;
    width: 104%;
    height: 104%;
    z-index: -2;
    will-change: transform;
}

.cursor-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 1s ease;
    will-change: transform;
}

.card-login {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border) !important;
    border-radius: 28px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-login:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.input-custom {
    background-image: linear-gradient(var(--hero-bg), var(--hero-bg)), 
                      linear-gradient(var(--glass-border), var(--glass-border)) !important;
    background-origin: border-box !important;
    background-clip: padding-box, border-box !important;
    border: 1px solid transparent !important;
    border-radius: 14px;
    padding: 14px 48px 14px 18px;
    color: inherit !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background-size: 200% auto !important;
}

.input-custom__wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-custom__icon {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%) scale(0.7);
    pointer-events: none;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 10;
    width: 20px;
    height: 20px;
}

.input-custom__icon--valid { color: #10b981; }
.input-custom__icon--invalid { color: #ef4444; }

.input-custom.is-valid ~ .input-custom__icon--valid {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

.input-custom.is-invalid ~ .input-custom__icon--invalid {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

.input-custom:focus {
    background-image: linear-gradient(var(--hero-bg), var(--hero-bg)), 
                      var(--accent-gradient) !important;
    animation: border-gradient-animate 3s linear infinite;
    box-shadow: 0 10px 30px -10px rgba(139, 92, 246, 0.4);
    transform: translateY(-2px);
    outline: none;
}

.input-custom.is-valid {
    background-image: linear-gradient(var(--hero-bg), var(--hero-bg)), 
                      var(--success-gradient) !important;
    box-shadow: 0 5px 15px -5px rgba(16, 185, 129, 0.4);
}

.input-custom.is-invalid {
    background-image: linear-gradient(var(--hero-bg), var(--hero-bg)), 
                      var(--error-gradient) !important;
    box-shadow: 0 5px 15px -5px rgba(239, 68, 68, 0.4);
}

.input-custom.is-valid:focus, .input-custom.is-invalid:focus {
    animation: border-gradient-animate 3s linear infinite;
}

@keyframes border-gradient-animate {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.btn--primary {
    background: var(--accent-gradient);
    border: none;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
}

.btn--primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.btn--error {
    background: var(--error-gradient) !important;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3) !important;
}

.btn-primary .spinner-border {
    margin-right: 8px;
    vertical-align: middle;
}

.text-accent {
    color: var(--accent-color);
}

.navbar__brand span {
    color: var(--accent-color);
}

.page-transition {
    position: fixed;
    inset: 0;
    background: var(--hero-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-transition.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.page-transition.active {
    opacity: 1;
    visibility: visible;
}

/* Animación de sacudida para errores de acceso */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50% { transform: translateX(-10px); }
    20%, 40%, 60% { transform: translateX(10px); }
    70% { transform: translateX(-5px); }
    80% { transform: translateX(5px); }
    90% { transform: translateX(-2px); }
}

.shake {
    animation: shake 0.6s cubic-bezier(.36,.07,.19,.97) both;
}

.particle {
    position: fixed;
    pointer-events: none;
    border-radius: 50%;
    z-index: 10000;
    animation: particle-fade 0.8s ease-out forwards;
}

@keyframes anim-particle-fade {
    0% { opacity: 1; transform: translate(0, 0) scale(1); }
    100% { opacity: 0; transform: translate(var(--tx), var(--ty)) scale(0); }
}

.laser-scan {
    position: absolute;
    top: -5%;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    box-shadow: 0 0 15px var(--accent-color), 0 0 30px var(--accent-color);
    z-index: 5;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card-login.scanning .laser-scan {
    opacity: 1;
    animation: laser-move 2s linear infinite;
}

@keyframes laser-move {
    0% { top: -5%; }
    100% { top: 105%; }
}

.custom-toast {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    transform: translateX(120%);
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    color: var(--text-main);
    z-index: 1000;
}

.custom-toast.show {
    transform: translateX(0);
}

.toast-icon-success { color: #10b981; }
.toast-icon-error { color: #ef4444; }
.toast-content { font-size: 0.9rem; font-weight: 500; }

.toast-action-btn {
    font-size: 0.75rem;
    padding: 4px 12px;
    background: var(--accent-gradient);
    border: none;
    color: white;
    white-space: nowrap;
}

.toast-countdown {
    color: var(--accent-color);
    font-variant-numeric: tabular-nums;
}

.toast-progress-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
    overflow: hidden;
}

.toast-progress-bar {
    height: 100%;
    width: 100%;
    background: var(--accent-gradient);
    transition-property: width;
    transition-timing-function: linear;
}