/* ============================================
   PRELOADER - VITANOR MEDICAL
   ============================================ */

.vitanor-preloader {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #F8FAF7;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.45s ease, visibility 0.45s ease;
    overflow: hidden;
}

/* Hidden state */
.vitanor-preloader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Background pattern - very subtle */
.vitanor-preloader .preloader-pattern {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(154, 203, 104, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(49, 64, 87, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(154, 203, 104, 0.02) 0%, transparent 70%);
}

/* Subtle leaf pattern overlay */
.vitanor-preloader .preloader-pattern::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 10C20 10 10 15 6 28C16 32 24 28 30 10Z' fill='rgba(49,64,87,0.015)'/%3E%3Cpath d='M30 50C20 50 10 45 6 32C16 28 24 32 30 50Z' fill='rgba(154,203,104,0.015)'/%3E%3C/svg%3E");
    background-size: 120px 120px;
    opacity: 0.5;
}

/* Preloader content */
.vitanor-preloader .preloader-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px 20px;
    max-width: 500px;
}

/* Logo */
.vitanor-preloader .preloader-logo {
    max-width: 120px;
    height: auto;
    width: auto;
    margin-bottom: 24px;
    animation: preloaderLogoFade 0.8s ease forwards;
    opacity: 0;
    transform: scale(0.96);
}

@keyframes preloaderLogoFade {
    0% {
        opacity: 0;
        transform: scale(0.96);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Company Name */
.vitanor-preloader .preloader-content h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
    color: var(--primary, #314057);
    margin: 0 0 8px;
    letter-spacing: -0.02em;
    animation: preloaderTextFade 0.8s ease 0.15s forwards;
    opacity: 0;
    transform: translateY(8px);
}

/* Tagline */
.vitanor-preloader .preloader-content .preloader-tagline {
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    color: var(--muted, #6E7886);
    margin: 0 0 32px;
    font-weight: 400;
    letter-spacing: 0.04em;
    animation: preloaderTextFade 0.8s ease 0.3s forwards;
    opacity: 0;
    transform: translateY(8px);
}

@keyframes preloaderTextFade {
    0% {
        opacity: 0;
        transform: translateY(8px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   LEAF LOADER
   ============================================ */

.vitanor-preloader .leaf-loader {
    display: flex;
    align-items: center;
    gap: 12px;
    animation: preloaderLoaderFade 0.8s ease 0.45s forwards;
    opacity: 0;
    transform: translateY(8px);
}

@keyframes preloaderLoaderFade {
    0% {
        opacity: 0;
        transform: translateY(8px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.vitanor-preloader .leaf-loader .leaf {
    width: 28px;
    height: 28px;
    fill: none;
    stroke: var(--secondary, #9ACB68);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: 0.3;
    transform: scale(0.7);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.vitanor-preloader .leaf-loader .leaf path {
    fill: none;
    stroke: currentColor;
}

/* Leaf animation */
.vitanor-preloader .leaf-loader .leaf-1 {
    animation: leafPulse 1.2s ease-in-out 0s infinite;
    color: var(--secondary, #9ACB68);
}

.vitanor-preloader .leaf-loader .leaf-2 {
    animation: leafPulse 1.2s ease-in-out 0.15s infinite;
    color: var(--secondary-dark, #6FA545);
}

.vitanor-preloader .leaf-loader .leaf-3 {
    animation: leafPulse 1.2s ease-in-out 0.3s infinite;
    color: var(--accent, #AFCE8E);
}

@keyframes leafPulse {
    0%, 100% {
        opacity: 0.25;
        transform: scale(0.7);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    .vitanor-preloader *,
    .vitanor-preloader .leaf-loader .leaf {
        animation: none !important;
        transition: none !important;
        transform: none !important;
        opacity: 1 !important;
    }

    .vitanor-preloader .preloader-logo {
        opacity: 1;
        transform: none;
    }

    .vitanor-preloader .preloader-content h2,
    .vitanor-preloader .preloader-content .preloader-tagline,
    .vitanor-preloader .leaf-loader {
        opacity: 1;
        transform: none;
    }

    .vitanor-preloader .leaf-loader .leaf {
        opacity: 0.5;
        transform: none;
    }

    .vitanor-preloader.is-hidden {
        transition: opacity 0.2s ease, visibility 0.2s ease;
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 480px) {
    .vitanor-preloader .preloader-logo {
        max-width: 90px;
        margin-bottom: 18px;
    }

    .vitanor-preloader .preloader-content h2 {
        font-size: 1.4rem;
    }

    .vitanor-preloader .preloader-content .preloader-tagline {
        font-size: 0.8rem;
        margin-bottom: 24px;
    }

    .vitanor-preloader .leaf-loader .leaf {
        width: 22px;
        height: 22px;
    }

    .vitanor-preloader .leaf-loader {
        gap: 8px;
    }
}

/* ============================================
   LAZY BACKGROUND LOADER
   ============================================ */

.lazy-bg {
    background-color: var(--primary-soft, #EEF2F6);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-image: none !important;
    transition: background-image 0.6s ease, opacity 0.6s ease;
    position: relative;
}

.lazy-bg.is-loading {
    background-image: none !important;
}

.lazy-bg.is-loaded {
    background-image: var(--lazy-bg-url, none);
}

/* Subtle loading state */
.lazy-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    background: linear-gradient(135deg, rgba(238, 242, 246, 0.4), rgba(241, 248, 234, 0.2));
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.lazy-bg.is-loading::before {
    opacity: 1;
}

.lazy-bg.is-loaded::before {
    opacity: 0;
}