/* ==========================================================================
   FreeJankari.com — Premium Tricolour Animated Loading Screen (CSS3)
   Target: CodeIgniter 4.5.7 | Pure HTML5 + CSS3 Keyframes + Vanilla JS
   ========================================================================== */

:root {
    --fj-loader-saffron-deep: #ff5500;
    --fj-loader-saffron: #ff7a00;
    --fj-loader-saffron-light: #ffaa33;
    --fj-loader-white: #ffffff;
    --fj-loader-green-deep: #077a1e;
    --fj-loader-green: #12962b;
    --fj-loader-green-light: #22c55e;
    --fj-loader-blue-deep: #0037c2;
    --fj-loader-blue: #0055ff;
    --fj-loader-navy: #0f2952;
    --fj-loader-text-dark: #1e293b;
}

/* Lock horizontal overflow & prevent layout shift */
html.fj-loading-lock,
body.fj-loading-lock {
    overflow-x: hidden !important;
}

.fj-tricolour-loader-overlay {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 2147483000;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    user-select: none;
    -webkit-font-smoothing: antialiased;
    font-family: 'Inter', 'Hind', 'Noto Sans Devanagari', system-ui, -apple-system, sans-serif;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.48s cubic-bezier(0.22, 1, 0.36, 1),
                visibility 0.48s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.48s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

.fj-tricolour-loader-overlay.is-hiding {
    opacity: 0;
    visibility: hidden;
    pointer-events: none !important;
    transform: scale(1.015);
}

.fj-tricolour-loader-overlay.is-removed {
    display: none !important;
    pointer-events: none !important;
}

/* Soft ambient studio lighting on pure white background */
.fj-loader-ambient-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 50% 34%, rgba(255, 255, 255, 1) 0%, rgba(248, 251, 255, 0.96) 52%, rgba(241, 246, 253, 0.9) 100%),
        radial-gradient(ellipse at 14% 55%, rgba(255, 138, 0, 0.06) 0%, transparent 55%),
        radial-gradient(ellipse at 86% 55%, rgba(18, 150, 43, 0.06) 0%, transparent 55%);
    pointer-events: none;
    z-index: 1;
}

/* Glossy Floor Reflection Plane at Bottom */
.fj-loader-floor-reflection {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 18%;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(226, 236, 248, 0.55) 36%, rgba(212, 226, 242, 0.72) 70%, rgba(240, 246, 252, 0.92) 100%);
    pointer-events: none;
    z-index: 2;
}

.fj-loader-floor-reflection::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 26% 42% at 24% 48%, rgba(255, 122, 0, 0.32) 0%, rgba(18, 150, 43, 0.22) 48%, transparent 78%),
        radial-gradient(ellipse 26% 42% at 76% 48%, rgba(18, 150, 43, 0.32) 0%, rgba(255, 122, 0, 0.20) 48%, transparent 78%),
        repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.45) 0px, rgba(255, 255, 255, 0.45) 2px, transparent 2px, transparent 9px);
    opacity: 0.85;
}

.fj-loader-horizon-line {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 17.5%;
    height: 2px;
    background: linear-gradient(90deg, rgba(203, 213, 225, 0.2) 0%, rgba(148, 163, 184, 0.45) 25%, rgba(226, 232, 240, 0.75) 50%, rgba(148, 163, 184, 0.45) 75%, rgba(203, 213, 225, 0.2) 100%);
    z-index: 3;
    pointer-events: none;
}

/* Subtle Indian Landmark Skyline Silhouette in Background */
.fj-loader-skyline-wrap {
    position: absolute;
    left: 50%;
    top: 41%;
    transform: translate(-50%, -50%);
    width: min(1240px, 94vw);
    height: auto;
    z-index: 2;
    pointer-events: none;
    opacity: 0.78;
}

.fj-loader-skyline-svg {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 -2px 12px rgba(203, 213, 225, 0.25));
}

/* Soft white mist fade at bottom of skyline so text is 100% readable */
.fj-loader-skyline-wrap::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -4px;
    height: 46%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.86) 68%, #ffffff 100%);
}

/* Subtle Flying Bird Silhouettes */
.fj-loader-birds-left,
.fj-loader-birds-right {
    position: absolute;
    z-index: 4;
    pointer-events: none;
}

.fj-loader-birds-left {
    top: 11%;
    left: 16%;
    width: clamp(90px, 11vw, 155px);
    animation: fjBirdsDriftLeft 7s ease-in-out infinite alternate;
}

.fj-loader-birds-right {
    top: 13%;
    right: 9%;
    width: clamp(145px, 17vw, 255px);
    animation: fjBirdsDriftRight 6.5s ease-in-out infinite alternate;
}

/* Flowing Left & Right Tricolour Ribbons */
.fj-loader-ribbon {
    position: absolute;
    top: 0;
    bottom: 0;
    width: clamp(180px, 31vw, 490px);
    z-index: 5;
    pointer-events: none;
    display: flex;
    align-items: center;
}

.fj-loader-ribbon-left {
    left: -12px;
    transform-origin: left center;
    animation: fjRibbonFlowLeft 5.8s ease-in-out infinite alternate;
}

.fj-loader-ribbon-right {
    right: -12px;
    transform-origin: right center;
    animation: fjRibbonFlowRight 5.8s ease-in-out infinite alternate;
}

.fj-loader-ribbon svg {
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
}

/* Center Stage Content Container */
.fj-loader-center-stage {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: min(860px, 92vw);
    padding: 18px 16px 24px;
}

/* 1. FJ Glossy Blue Rounded-Square Logo + Tricolour Circular Halo Ring */
.fj-loader-emblem-box {
    position: relative;
    width: clamp(168px, 22vw, 242px);
    height: clamp(168px, 22vw, 242px);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: clamp(6px, 1.2vh, 14px);
    animation: fjLogoZoomEntrance 0.78s cubic-bezier(0.16, 1, 0.3, 1) forwards,
               fjLogoGentleFloat 4.2s ease-in-out 0.78s infinite;
}

.fj-loader-halo-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
    animation: fjHaloPulseGlow 4s ease-in-out infinite alternate;
}

.fj-loader-logo-card {
    position: relative;
    width: 68%;
    height: 68%;
    border-radius: 26%;
    background: linear-gradient(145deg, #169bf5 0%, #0055ff 48%, #002db3 100%);
    box-shadow:
        0 16px 34px -6px rgba(0, 62, 204, 0.42),
        0 4px 12px rgba(0, 85, 255, 0.28),
        inset 0 2px 4px rgba(255, 255, 255, 0.65),
        inset 0 -3px 6px rgba(0, 24, 97, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 2.5px solid rgba(255, 255, 255, 0.85);
}

/* Glossy top-half reflection overlay on FJ square */
.fj-loader-logo-card::before {
    content: '';
    position: absolute;
    top: -18%;
    left: -10%;
    right: -10%;
    height: 56%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.38) 0%, rgba(255, 255, 255, 0.04) 100%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 3;
}

.fj-loader-logo-img {
    width: 104%;
    height: 104%;
    object-fit: cover;
    border-radius: 24%;
    display: block;
    position: relative;
    z-index: 2;
}

.fj-loader-logo-fallback-svg {
    width: 82%;
    height: 82%;
    display: block;
    position: relative;
    z-index: 2;
}

/* Cyan-blue lens flare sparkle at bottom of FJ logo card */
.fj-loader-logo-sparkle {
    position: absolute;
    bottom: 13%;
    left: 50%;
    transform: translateX(-50%);
    width: 34px;
    height: 10px;
    background: radial-gradient(circle, #ffffff 0%, #38bdf8 45%, rgba(0, 85, 255, 0) 75%);
    filter: blur(1px);
    z-index: 6;
    pointer-events: none;
    animation: fjSparklePulse 2.4s ease-in-out infinite alternate;
}

/* 2. Brand Name "FreeJankari" with Staggered Reveal & Light Sweep */
.fj-loader-brand-wrap {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: clamp(6px, 1vh, 10px);
    opacity: 0;
    transform: translateY(16px);
    animation: fjSlideUpFadeIn 0.68s cubic-bezier(0.16, 1, 0.3, 1) 0.14s forwards;
}

.fj-loader-brand-title {
    position: relative;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: clamp(2.55rem, 5.8vw, 4.75rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1.06;
    margin: 0;
    padding: 0 8px;
    display: inline-flex;
    align-items: baseline;
    filter: drop-shadow(0 5px 10px rgba(15, 23, 42, 0.12));
    overflow: hidden;
}

.fj-loader-brand-free {
    background: linear-gradient(180deg, #0066ff 0%, #0044e0 55%, #002ead 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: #0047ff;
    -webkit-text-fill-color: transparent;
}

.fj-loader-brand-jankari {
    background: linear-gradient(180deg, #1cc93c 0%, #0e9f2a 55%, #08731d 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: #0e9f2a;
    -webkit-text-fill-color: transparent;
}

/* Subtle light sweep across "FreeJankari" */
.fj-loader-brand-title::after {
    content: '';
    position: absolute;
    top: 0;
    left: -120%;
    width: 65%;
    height: 100%;
    background: linear-gradient(
        110deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.68) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: skewX(-22deg);
    animation: fjBrandLightSweep 3.6s ease-in-out 0.9s infinite;
    pointer-events: none;
}

/* Sleek Tricolour Underline Bar below FreeJankari */
.fj-loader-tricolour-underline {
    width: clamp(220px, 42vw, 430px);
    height: 6px;
    margin-top: 4px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.fj-loader-tricolour-underline::before {
    content: '';
    width: 46%;
    height: 4px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(255, 102, 0, 0.12) 0%, #ff6b00 45%, #ff9933 88%, rgba(255, 255, 255, 0) 100%);
}

.fj-loader-tricolour-underline::after {
    content: '';
    width: 46%;
    height: 4px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, #16a34a 18%, #0c8a28 60%, rgba(12, 138, 40, 0.12) 100%);
}

/* 3. Hindi Tagline: "आपकी जानकारी, आपके उज्ज्वल भविष्य के लिए" */
.fj-loader-tagline {
    font-family: 'Hind', 'Noto Sans Devanagari', 'Inter', sans-serif;
    font-size: clamp(1.08rem, 2.25vw, 1.72rem);
    font-weight: 700;
    color: #1e293b;
    margin: clamp(4px, 0.8vh, 8px) 0 clamp(12px, 2vh, 22px);
    letter-spacing: 0.01em;
    line-height: 1.35;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.9);
    opacity: 0;
    transform: translateY(14px);
    animation: fjSlideUpFadeIn 0.65s cubic-bezier(0.16, 1, 0.3, 1) 0.26s forwards;
}

/* 4. Four Portal Categories Row with Icons, Colors & Vertical Dividers */
.fj-loader-categories {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: clamp(8px, 1.4vw, 16px);
    margin-bottom: clamp(16px, 2.6vh, 26px);
    padding: 4px 10px;
}

.fj-loader-cat-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Hind', 'Noto Sans Devanagari', 'Inter', sans-serif;
    font-size: clamp(0.92rem, 1.65vw, 1.28rem);
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(12px) scale(0.95);
    animation: fjCategoryEntrance 0.55s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.fj-loader-cat-item:nth-child(1) { animation-delay: 0.34s; }
.fj-loader-cat-item:nth-child(3) { animation-delay: 0.43s; }
.fj-loader-cat-item:nth-child(5) { animation-delay: 0.52s; }
.fj-loader-cat-item:nth-child(7) { animation-delay: 0.61s; }

.fj-loader-cat-divider {
    width: 1.5px;
    height: 20px;
    background: #cbd5e1;
    display: inline-block;
    opacity: 0;
    animation: fjFadeSimple 0.5s ease 0.45s forwards;
}

.fj-loader-cat-icon {
    width: clamp(22px, 2.2vw, 28px);
    height: clamp(22px, 2.2vw, 28px);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(15, 23, 42, 0.12));
}

.fj-loader-cat-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.fj-cat-jobs { color: #0055e6; }
.fj-cat-results { color: #e11d2e; }
.fj-cat-admit { color: #7c22e8; }
.fj-cat-schemes { color: #118d29; }

/* 5. Rounded Tricolour Progress Bar */
.fj-loader-progress-shell {
    width: clamp(260px, 44vw, 435px);
    height: clamp(18px, 2.4vh, 24px);
    padding: 3px;
    border-radius: 999px;
    background: #ffffff;
    border: 1.5px solid #e2e8f0;
    box-shadow:
        0 6px 18px rgba(15, 23, 42, 0.08),
        inset 0 2px 4px rgba(148, 163, 184, 0.25);
    position: relative;
    overflow: hidden;
    margin-bottom: clamp(10px, 1.6vh, 15px);
    opacity: 0;
    transform: translateY(10px);
    animation: fjSlideUpFadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.48s forwards;
}

.fj-loader-progress-track {
    width: 100%;
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(180deg, #cbd5e1 0%, #dce4ef 100%);
    position: relative;
    overflow: hidden;
}

.fj-loader-progress-fill {
    height: 100%;
    width: 82%;
    border-radius: 999px;
    background: linear-gradient(
        90deg,
        #ff4800 0%,
        #ff7700 28%,
        #ffbe76 44%,
        #ffffff 55%,
        #86efac 68%,
        #16a34a 84%,
        #067a1c 100%
    );
    background-size: 100% 100%;
    position: relative;
    box-shadow: 0 0 12px rgba(21, 153, 43, 0.38);
    animation: fjProgressDecorativeLoad 2.8s cubic-bezier(0.22, 1, 0.36, 1) infinite alternate;
    transition: width 0.28s ease-out;
}

/* Moving light sweep inside the progress bar */
.fj-loader-progress-fill::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.55) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: translateX(-100%);
    animation: fjProgressLightSweep 1.75s ease-in-out infinite;
}

/* Sparkling highlight on the leading green edge of the progress bar */
.fj-loader-progress-fill::after {
    content: '';
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: radial-gradient(circle, #ffffff 0%, rgba(187, 247, 208, 0.9) 40%, rgba(22, 163, 74, 0) 72%);
    box-shadow: 0 0 10px 2px rgba(255, 255, 255, 0.9);
}

/* 6. Bottom Loading Status Message */
.fj-loader-status-text {
    font-family: 'Hind', 'Noto Sans Devanagari', 'Inter', sans-serif;
    font-size: clamp(0.95rem, 1.65vw, 1.24rem);
    font-weight: 700;
    color: #0b3c8c;
    margin: 0;
    letter-spacing: 0.01em;
    opacity: 0;
    animation: fjFadeSimple 0.65s ease 0.56s forwards,
               fjStatusBreath 2.4s ease-in-out 1.2s infinite alternate;
}

/* ==========================================================================
   CSS3 Keyframe Animations
   ========================================================================== */

@keyframes fjLogoZoomEntrance {
    0% {
        opacity: 0;
        transform: scale(0.72) translateY(14px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes fjLogoGentleFloat {
    0%, 100% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-7px) scale(1.018);
    }
}

@keyframes fjHaloPulseGlow {
    0% {
        transform: rotate(-3deg) scale(0.99);
        filter: drop-shadow(0 2px 8px rgba(255, 122, 0, 0.18));
    }
    100% {
        transform: rotate(3deg) scale(1.015);
        filter: drop-shadow(0 4px 14px rgba(18, 150, 43, 0.24));
    }
}

@keyframes fjSparklePulse {
    0% {
        opacity: 0.65;
        transform: translateX(-50%) scale(0.88);
    }
    100% {
        opacity: 1;
        transform: translateX(-50%) scale(1.18);
    }
}

@keyframes fjSlideUpFadeIn {
    0% {
        opacity: 0;
        transform: translateY(15px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fjCategoryEntrance {
    0% {
        opacity: 0;
        transform: translateY(12px) scale(0.94);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes fjFadeSimple {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

@keyframes fjBrandLightSweep {
    0% {
        left: -120%;
    }
    45%, 100% {
        left: 140%;
    }
}

@keyframes fjProgressDecorativeLoad {
    0% {
        width: 38%;
    }
    65% {
        width: 82%;
    }
    100% {
        width: 88%;
    }
}

@keyframes fjProgressGradientShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

@keyframes fjProgressLightSweep {
    0% {
        transform: translateX(-110%);
    }
    100% {
        transform: translateX(220%);
    }
}

@keyframes fjRibbonFlowLeft {
    0% {
        transform: translate3d(0, 0, 0) scaleY(1) rotate(0deg);
    }
    100% {
        transform: translate3d(4px, -6px, 0) scaleY(1.025) rotate(0.6deg);
    }
}

@keyframes fjRibbonFlowRight {
    0% {
        transform: translate3d(0, 0, 0) scaleY(1) rotate(0deg);
    }
    100% {
        transform: translate3d(-4px, -6px, 0) scaleY(1.025) rotate(-0.6deg);
    }
}

@keyframes fjBirdsDriftLeft {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-6px, -5px, 0); }
}

@keyframes fjBirdsDriftRight {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(6px, -6px, 0); }
}

@keyframes fjStatusBreath {
    0% { opacity: 0.82; }
    100% { opacity: 1; }
}

/* ==========================================================================
   Responsive Design: Tablet & Mobile Viewports
   ========================================================================== */

@media (max-width: 991.98px) {
    .fj-loader-ribbon {
        width: clamp(140px, 26vw, 280px);
        opacity: 0.92;
    }
    .fj-loader-birds-left {
        top: 9%;
        left: 10%;
    }
    .fj-loader-birds-right {
        top: 10%;
        right: 6%;
    }
    .fj-loader-skyline-wrap {
        width: 96vw;
        top: 40%;
    }
}

@media (max-width: 575.98px) {
    .fj-loader-ribbon {
        width: 34vw;
        opacity: 0.84;
    }
    .fj-loader-ribbon-left {
        left: -18px;
    }
    .fj-loader-ribbon-right {
        right: -18px;
    }
    .fj-loader-birds-left {
        top: 7%;
        left: 6%;
        width: 76px;
    }
    .fj-loader-birds-right {
        top: 8%;
        right: 4%;
        width: 118px;
    }
    .fj-loader-emblem-box {
        width: 132px;
        height: 132px;
    }
    .fj-loader-categories {
        gap: 8px 12px;
        max-width: 340px;
    }
    .fj-loader-cat-divider:nth-of-type(2) {
        display: none;
    }
    .fj-loader-progress-shell {
        width: min(310px, 84vw);
        height: 18px;
    }
}

/* ==========================================================================
   Accessibility: Respect prefers-reduced-motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    .fj-tricolour-loader-overlay,
    .fj-loader-emblem-box,
    .fj-loader-halo-svg,
    .fj-loader-logo-sparkle,
    .fj-loader-brand-wrap,
    .fj-loader-brand-title::after,
    .fj-loader-tagline,
    .fj-loader-cat-item,
    .fj-loader-cat-divider,
    .fj-loader-progress-shell,
    .fj-loader-progress-fill,
    .fj-loader-progress-fill::before,
    .fj-loader-status-text,
    .fj-loader-ribbon-left,
    .fj-loader-ribbon-right,
    .fj-loader-birds-left,
    .fj-loader-birds-right {
        animation: none !important;
        transition: opacity 0.15s ease !important;
        opacity: 1 !important;
        transform: none !important;
    }
    .fj-loader-progress-fill {
        width: 78% !important;
    }
}