* {
    box-sizing: border-box;
}

:root {
    --black: #070809;
    --steel-dark: #16191c;
    --steel: #30353a;
    --steel-light: #626a70;
    --gold: #c79a52;
    --gold-light: #e1bd78;
    --green: #52d68b;
    --red: #d64c4c;
    --text: #e8e9e9;
    --muted: #899095;
}

html,
body {
    margin: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #050607;
    color: var(--text);
    font-family: Inter, "Segoe UI", Arial, sans-serif;
}

button {
    font-family: inherit;
}

.vault-room {
    position: relative;
    width: 100vw;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 45%, #34383b 0%, #151719 38%, #08090a 78%),
        linear-gradient(90deg, #0a0b0c, #292c2e, #0a0b0c);
}

.vault-room::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px);
    background-size: 80px 80px;
    opacity: .35;
    pointer-events: none;
}

.ambient-light {
    position: absolute;
    top: 8%;
    bottom: 8%;
    width: 10px;
    filter: blur(25px);
    opacity: .35;
}

.ambient-light-left {
    left: 4%;
    background: #b8833d;
}

.ambient-light-right {
    right: 4%;
    background: #b8833d;
}

.vault-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 92px;
    padding: 22px 42px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,.08);
    background: rgba(5,6,7,.62);
    backdrop-filter: blur(12px);
    z-index: 20;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-mark {
    width: 45px;
    height: 45px;
    border: 1px solid var(--gold);
    display: grid;
    place-items: center;
    color: var(--gold-light);
    font-size: 21px;
    font-weight: 700;
    box-shadow: inset 0 0 20px rgba(199,154,82,.08);
}

.brand-name {
    font-size: 21px;
    letter-spacing: 5px;
    font-weight: 700;
}

.brand-subtitle {
    margin-top: 3px;
    font-size: 9px;
    color: var(--gold);
    letter-spacing: 3px;
}

.header-status {
    color: var(--muted);
    font-size: 10px;
    letter-spacing: 2px;
}

.status-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-right: 8px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 12px var(--green);
}

.entrance {
    position: absolute;
    inset: 92px 0 58px;
    display: grid;
    grid-template-columns: minmax(210px, 270px) minmax(500px, 1fr) minmax(250px, 310px);
    gap: 30px;
    align-items: center;
    padding: 30px 42px;
}

.info-panel,
.access-panel {
    background: rgba(7,8,9,.72);
    border: 1px solid rgba(255,255,255,.1);
    box-shadow: 0 25px 70px rgba(0,0,0,.45);
    backdrop-filter: blur(15px);
}

.info-panel {
    padding: 26px;
}

.panel-title {
    font-size: 10px;
    letter-spacing: 3px;
    color: var(--gold);
    margin-bottom: 25px;
}

.system-item {
    display: flex;
    justify-content: space-between;
    padding: 11px 0;
    border-bottom: 1px solid rgba(255,255,255,.06);
    font-size: 9px;
    letter-spacing: 1.5px;
}

.system-item strong {
    color: var(--green);
    font-weight: 600;
}

.modules {
    margin-top: 25px;
}

.module {
    padding: 11px 0;
    color: #a7adaf;
    font-size: 9px;
    letter-spacing: 1.8px;
    border-bottom: 1px solid rgba(255,255,255,.04);
}

.vault-container {
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.vault-title {
    text-align: center;
    margin-bottom: 18px;
}

.vault-title-main {
    font-size: 28px;
    letter-spacing: 8px;
    font-weight: 700;
}

.vault-title-sub {
    margin-top: 5px;
    font-size: 9px;
    color: var(--gold);
    letter-spacing: 4px;
}

.vault-door {
    position: relative;
    width: min(53vh, 520px);
    aspect-ratio: 1;
    border-radius: 50%;
    background:
        radial-gradient(circle,
            #4a5054 0%,
            #24292c 48%,
            #141719 70%,
            #08090a 100%);
    border: 15px solid #171a1c;
    box-shadow:
        0 0 0 4px #535b60,
        0 0 0 10px #0b0d0e,
        0 35px 90px rgba(0,0,0,.75),
        inset 0 0 60px rgba(0,0,0,.9);
    transition: transform 1.7s cubic-bezier(.65,0,.2,1);
    transform-origin: center;
    z-index: 5;
}

.vault-door::before {
    content: "";
    position: absolute;
    inset: 18px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,.08);
    box-shadow:
        inset 0 0 35px rgba(0,0,0,.8),
        0 0 20px rgba(0,0,0,.5);
}

.door-rim {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.outer-rim {
    inset: 32px;
    border: 2px solid rgba(210,215,216,.15);
}

.inner-rim {
    inset: 58px;
    border: 1px solid rgba(0,0,0,.65);
}

.door-bolts span {
    position: absolute;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, #9da3a5, #33383b 55%, #111);
    box-shadow: 0 2px 5px #000;
    left: 50%;
    top: 50%;
    transform-origin: 0 0;
}

.door-bolts span:nth-child(1)  { transform: rotate(0deg) translateY(-227px); }
.door-bolts span:nth-child(2)  { transform: rotate(30deg) translateY(-227px); }
.door-bolts span:nth-child(3)  { transform: rotate(60deg) translateY(-227px); }
.door-bolts span:nth-child(4)  { transform: rotate(90deg) translateY(-227px); }
.door-bolts span:nth-child(5)  { transform: rotate(120deg) translateY(-227px); }
.door-bolts span:nth-child(6)  { transform: rotate(150deg) translateY(-227px); }
.door-bolts span:nth-child(7)  { transform: rotate(180deg) translateY(-227px); }
.door-bolts span:nth-child(8)  { transform: rotate(210deg) translateY(-227px); }
.door-bolts span:nth-child(9)  { transform: rotate(240deg) translateY(-227px); }
.door-bolts span:nth-child(10) { transform: rotate(270deg) translateY(-227px); }
.door-bolts span:nth-child(11) { transform: rotate(300deg) translateY(-227px); }
.door-bolts span:nth-child(12) { transform: rotate(330deg) translateY(-227px); }

.locking-bars {
    position: absolute;
    inset: 0;
    transition: opacity .6s ease;
}

.lock-bar {
    position: absolute;
    background: linear-gradient(90deg, #121416, #596166, #141719);
    box-shadow: 0 5px 15px rgba(0,0,0,.6);
}

.lock-bar-top,
.lock-bar-bottom {
    width: 42%;
    height: 17px;
    left: 29%;
}

.lock-bar-top {
    top: 22%;
}

.lock-bar-bottom {
    bottom: 22%;
}

.lock-bar-left,
.lock-bar-right {
    width: 17px;
    height: 42%;
    top: 29%;
}

.lock-bar-left {
    left: 22%;
}

.lock-bar-right {
    right: 22%;
}

.vault-wheel {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 210px;
    height: 210px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 8px solid #151719;
    background: radial-gradient(circle, #596167, #252a2d 65%, #0d0f10);
    box-shadow:
        0 12px 25px rgba(0,0,0,.7),
        inset 0 0 25px rgba(0,0,0,.75);
    cursor: not-allowed;
    transition: transform 1.2s cubic-bezier(.4,0,.2,1);
    z-index: 10;
}

.vault-wheel.enabled {
    cursor: pointer;
    box-shadow:
        0 12px 25px rgba(0,0,0,.7),
        inset 0 0 25px rgba(0,0,0,.75),
        0 0 25px rgba(199,154,82,.25);
}

.vault-wheel:hover.enabled {
    filter: brightness(1.12);
}

.wheel-center {
    position: absolute;
    width: 74px;
    height: 74px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, #6d7579, #1b1f21);
    border: 4px solid #111315;
    display: grid;
    place-items: center;
    z-index: 4;
}

.wheel-logo {
    color: var(--gold-light);
    font-size: 28px;
    font-weight: 700;
}

.wheel-spoke {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 17px;
    height: 82px;
    transform-origin: center bottom;
    margin-left: -8.5px;
    margin-top: -82px;
    border-radius: 9px;
    background: linear-gradient(90deg, #151719, #737b80, #151719);
    box-shadow: 0 3px 8px rgba(0,0,0,.6);
}

.spoke-1 { transform: rotate(0deg); }
.spoke-2 { transform: rotate(60deg); }
.spoke-3 { transform: rotate(120deg); }
.spoke-4 { transform: rotate(180deg); }
.spoke-5 { transform: rotate(240deg); }
.spoke-6 { transform: rotate(300deg); }

.hinges {
    position: absolute;
    right: -31px;
    top: 23%;
    bottom: 23%;
    width: 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    z-index: 1;
}

.hinge {
    height: 54px;
    background: linear-gradient(90deg, #121416, #555d61, #111314);
    border: 2px solid #090a0b;
    border-radius: 7px;
    box-shadow: 0 5px 12px #000;
}

.door-label {
    position: absolute;
    bottom: 42px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    font-size: 11px;
    letter-spacing: 4px;
    color: #d1d4d4;
}

.door-label small {
    display: block;
    margin-top: 6px;
    color: #777e81;
    font-size: 7px;
    letter-spacing: 2px;
}

.handle-instruction {
    margin-top: 18px;
    font-size: 9px;
    color: var(--muted);
    letter-spacing: 2px;
}

.access-panel {
    padding: 25px;
}

.access-header {
    display: flex;
    gap: 13px;
    align-items: center;
    margin-bottom: 20px;
}

.shield {
    width: 37px;
    height: 37px;
    display: grid;
    place-items: center;
    border: 1px solid var(--gold);
    color: var(--gold-light);
}

.access-title {
    font-size: 12px;
    letter-spacing: 2px;
    font-weight: 700;
}

.access-subtitle {
    margin-top: 4px;
    color: var(--muted);
    font-size: 8px;
    letter-spacing: 1.5px;
}

.pin-display {
    display: flex;
    justify-content: center;
    gap: 9px;
    margin: 18px 0 8px;
}

.pin-display span {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1px solid #52595c;
    background: #0d0f10;
    box-shadow: inset 0 2px 5px #000;
}

.pin-display span.filled {
    background: var(--gold-light);
    border-color: var(--gold-light);
    box-shadow: 0 0 12px rgba(225,189,120,.6);
}

.access-message {
    height: 18px;
    text-align: center;
    color: var(--red);
    font-size: 8px;
    letter-spacing: 2px;
}

.access-message.success {
    color: var(--green);
    text-shadow: 0 0 10px rgba(82,214,139,.5);
}

.keypad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 7px;
    margin-top: 10px;
}

.keypad button {
    height: 43px;
    border: 1px solid #3c4245;
    background: linear-gradient(#292e31, #171a1c);
    color: #e0e2e2;
    font-size: 15px;
    cursor: pointer;
    box-shadow: inset 0 1px rgba(255,255,255,.05), 0 4px 8px #000;
}

.keypad button:hover {
    border-color: var(--gold);
    color: var(--gold-light);
}

.keypad button:active {
    transform: translateY(1px);
}

.key-clear {
    color: #d36b6b !important;
}

.key-back {
    color: #d2a85e !important;
}

.unlock-button {
    width: 100%;
    height: 42px;
    margin-top: 12px;
    border: 1px solid var(--gold);
    background: linear-gradient(135deg, #4d3820, #211a12);
    color: var(--gold-light);
    font-size: 9px;
    letter-spacing: 2px;
    cursor: pointer;
}

.unlock-button:disabled {
    opacity: .45;
    cursor: not-allowed;
}

.security-note {
    margin-top: 18px;
    text-align: center;
    color: #6f777a;
    font-size: 7px;
    letter-spacing: 1.2px;
}

.security-note span {
    color: var(--green);
}

.vault-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 58px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    border-top: 1px solid rgba(255,255,255,.06);
    color: #62696c;
    font-size: 7px;
    letter-spacing: 1.5px;
}

.welcome-overlay {
    position: fixed;
    inset: 0;
    display: none;
    place-items: center;
    background: rgba(0,0,0,.75);
    backdrop-filter: blur(15px);
    z-index: 100;
}

.welcome-overlay.visible {
    display: grid;
}

.welcome-card {
    width: min(420px, 90vw);
    padding: 48px;
    text-align: center;
    background: linear-gradient(145deg, #1e2224, #0b0d0e);
    border: 1px solid var(--gold);
    box-shadow:
        0 40px 100px rgba(0,0,0,.8),
        0 0 50px rgba(199,154,82,.1);
}

.welcome-icon {
    width: 62px;
    height: 62px;
    margin: 0 auto 20px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    border: 1px solid var(--green);
    color: var(--green);
    font-size: 30px;
    box-shadow: 0 0 25px rgba(82,214,139,.2);
}

.welcome-small {
    color: var(--green);
    font-size: 10px;
    letter-spacing: 3px;
}

.welcome-name {
    margin-top: 10px;
    font-size: 28px;
    letter-spacing: 4px;
    font-weight: 700;
}

.welcome-instruction {
    margin-top: 25px;
    color: var(--muted);
    font-size: 9px;
    letter-spacing: 2px;
}

.welcome-card button {
    margin-top: 25px;
    width: 100%;
    height: 46px;
    border: 1px solid var(--gold);
    background: #211a12;
    color: var(--gold-light);
    letter-spacing: 2px;
    cursor: pointer;
}

@media (max-width: 1200px) {
    .entrance {
        grid-template-columns: 190px minmax(450px, 1fr) 250px;
        gap: 15px;
        padding: 20px;
    }

    .info-panel {
        padding: 18px;
    }

    .vault-door {
        width: min(48vh, 470px);
    }
}

@media (max-width: 900px) {
    body {
        overflow: auto;
    }

    .vault-room {
        min-height: 1100px;
        height: auto;
    }

    .entrance {
        position: relative;
        inset: auto;
        display: flex;
        flex-direction: column;
        padding: 120px 20px 80px;
    }

    .info-panel,
    .access-panel {
        width: min(500px, 100%);
    }

    .vault-container {
        order: -1;
    }

    .vault-door {
        width: min(80vw, 500px);
    }
}


/* =========================================================
   REZVAULT — MECHANICAL iDOOR ANIMATION
   ========================================================= */


/* Give the door a real 3D hinge effect */

.vault-container {
    perspective: 1800px;
}


.vault-door {
    transform-style: preserve-3d;
    transition:
        transform 1.7s cubic-bezier(.2,.75,.2,1),
        filter 1.2s ease,
        opacity 1.4s ease;
}


/* ---------------------------------------------------------
   HANDLE / WHEEL
   --------------------------------------------------------- */

.vault-wheel {
    transition:
        transform 1.05s cubic-bezier(.25,.75,.25,1),
        filter .3s ease;
}


.vault-wheel.enabled {
    cursor: pointer;
    filter:
        drop-shadow(0 0 12px rgba(199,154,82,.22));
}


.vault-wheel.enabled:hover {
    filter:
        drop-shadow(0 0 20px rgba(199,154,82,.42));
}


.vault-wheel.turning {
    filter:
        drop-shadow(0 0 25px rgba(199,154,82,.65));
}


.vault-wheel.turning .wheel-spoke {
    transition:
        filter .3s ease;
    filter:
        brightness(1.45);
}


/* ---------------------------------------------------------
   LOCKING BARS
   --------------------------------------------------------- */

.locking-bars {
    transition:
        opacity .55s ease,
        filter .55s ease;
}


.locking-bars.releasing {
    filter:
        brightness(1.5)
        drop-shadow(0 0 8px rgba(199,154,82,.25));
}


.locking-bars.released {
    opacity: 0;
    filter:
        blur(2px);
}


/*
 * Individual bar movement makes the mechanism
 * feel mechanical instead of simply disappearing.
 */

.lock-bar {
    transition:
        transform .75s cubic-bezier(.4,0,.2,1),
        opacity .45s ease;
}


.locking-bars.released .lock-bar-top {
    transform:
        translateY(-28px);
}


.locking-bars.released .lock-bar-bottom {
    transform:
        translateY(28px);
}


.locking-bars.released .lock-bar-left {
    transform:
        translateX(-28px);
}


.locking-bars.released .lock-bar-right {
    transform:
        translateX(28px);
}


/* ---------------------------------------------------------
   PERIMETER BOLTS
   --------------------------------------------------------- */

.door-bolts {
    transition:
        filter .3s ease;
}


.door-bolts.retracting {
    filter:
        brightness(1.4);
}


.door-bolts span {
    transition:
        transform .65s cubic-bezier(.4,0,.2,1),
        opacity .35s ease;
}


/*
 * The bolts retract toward the center of the door.
 * The existing nth-child layout determines their
 * individual direction.
 */

.door-bolts.retracted span:nth-child(1),
.door-bolts.retracted span:nth-child(2),
.door-bolts.retracted span:nth-child(3),
.door-bolts.retracted span:nth-child(4) {
    transform:
        translateX(-15px);
}


.door-bolts.retracted span:nth-child(5),
.door-bolts.retracted span:nth-child(6),
.door-bolts.retracted span:nth-child(7),
.door-bolts.retracted span:nth-child(8) {
    transform:
        translateY(-15px);
}


.door-bolts.retracted span:nth-child(9),
.door-bolts.retracted span:nth-child(10),
.door-bolts.retracted span:nth-child(11),
.door-bolts.retracted span:nth-child(12) {
    transform:
        translateX(15px);
}


.door-bolts.retracted span:nth-child(13),
.door-bolts.retracted span:nth-child(14),
.door-bolts.retracted span:nth-child(15),
.door-bolts.retracted span:nth-child(16) {
    transform:
        translateY(15px);
}


/* ---------------------------------------------------------
   HINGES
   --------------------------------------------------------- */

.hinges {
    transition:
        filter .4s ease;
}


.hinges.active {
    filter:
        brightness(1.5)
        drop-shadow(0 0 8px rgba(199,154,82,.3));
}


.hinges.active .hinge {
    animation:
        hinge-engage .55s ease;
}


@keyframes hinge-engage {

    0% {
        transform:
            translateX(0);
    }

    45% {
        transform:
            translateX(5px);
    }

    100% {
        transform:
            translateX(0);
    }
}


/* ---------------------------------------------------------
   DOOR OPENING
   --------------------------------------------------------- */

.vault-door.opening {
    transform:
        translateX(55%)
        rotateY(-72deg);

    transform-origin:
        right center;

    filter:
        brightness(.72)
        drop-shadow(
            -35px 25px 35px
            rgba(0,0,0,.65)
        );
}


/*
 * Make the door label and wheel travel
 * naturally with the door.
 */

.vault-door.opening .door-label {
    opacity: .2;
    transition:
        opacity 1s ease;
}


/* ---------------------------------------------------------
   INSTRUCTION STATUS
   --------------------------------------------------------- */

.handle-instruction {
    transition:
        color .3s ease,
        opacity .3s ease;
}


.vault-wheel.enabled ~ .hinges {
    opacity: 1;
}


/* ---------------------------------------------------------
   ACCESS GRANTED OVERLAY
   --------------------------------------------------------- */

.welcome-overlay {
    transition:
        opacity .7s ease,
        backdrop-filter .7s ease;
}


.welcome-overlay.visible {
    backdrop-filter:
        blur(5px);

    animation:
        vault-access-reveal .8s ease;
}


@keyframes vault-access-reveal {

    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}


/* ---------------------------------------------------------
   SCREEN SHAKE DURING HEAVY MECHANICAL RELEASE
   --------------------------------------------------------- */

body.vault-mechanical-shake {
    animation:
        vault-shake .18s ease;
}


@keyframes vault-shake {

    0% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-2px);
    }

    50% {
        transform: translateX(2px);
    }

    75% {
        transform: translateX(-1px);
    }

    100% {
        transform: translateX(0);
    }
}


/* ---------------------------------------------------------
   ACCESS GRANTED LIGHT
   --------------------------------------------------------- */

body.vault-unlocked .status-dot,
body.vault-unlocked .status-dot::after {
    background: #52d68b;
    box-shadow:
        0 0 12px rgba(82,214,139,.8),
        0 0 25px rgba(82,214,139,.35);
}


body.vault-unlocked .vault-door {
    filter:
        drop-shadow(
            0 0 25px
            rgba(82,214,139,.08)
        );
}


/* ---------------------------------------------------------
   REDUCE MOTION FOR USERS WHO REQUEST IT
   --------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }

}